Journals and Conference Papers

Patents:

    1.  To be Updated.

Journal Papers:

    1. Z. Liu, Y. Han, G. Feng, and N. C. Kar, “Efficient Nonlinear Multi-Parameter Decoupled Estimation of PMSM Drives Based on Multi-State Voltage and Torque Measurements,” accepted for publication, IEEE Trans. on Energy Conversion, 2022.
    2. K. Huang, B. Ding, C. Lai, G. Feng, and N. C. Kar, “PMSM Combination Modeling for Multiparameter Estimation Using Bayesian Learning with Inverter Distortion Cancellation and Temperature Compensation,” accepted for publication, IEEE Trans. on Energy Conversion, 2022.
    3. A. Fatima, T. Stachl, M. S. Toulabi, G. Byczynski, J. Tjong, and N. C. Kar, “Electromagnetic Performance Prediction of an Induction Machine Using an Improved Permeance–Based Equivalent Circuit Model Considering the Frequency and B–H Curve Dependent Core Loss Branches,” accepted for publication, IEEE Trans. on Industry Applications, 2022.
    4. H. Cheng, M. S. Toulabi, U. Deshpande, and N. C. Kar, “Multiparameter Estimation of IPMSMs Using Core Loss Current Calculations in dq-axis Equivalent Circuit Model,” accepted for publication, IEEE Trans. on Industry Applications, 2022.
    5. W. Li, P. Song, Q. Li, Z. Li, and N. C. Kar, “Open-phase Fault Modeling for Dual Three-phase PMSM Using Vector Space Decomposition and Negative Sequence Components,” IEEE Transactions on Magnetics, vol. 58, no. 8, 2022.
    6. K. Huang, G. Feng, C. Lai, and N. C. Kar, “Robust Incremental Bayesian Learning Based Online Flux Linkage Estimation for PMSM Drives,” IEEE Transactions on Transportation Electrification, vol. 8, no. 2, pp. 4509-4522, 2022.
    7. S. Bhattacharjee, S. Halder, Y. Yan, A. Balamurali, K.L.V. Iyer, and N. C. Kar,  “Real–Time SIL Validation of a Novel PMSM Control Based on Deep Deterministic Policy Gradient Scheme for Electrified Vehicles,” IEEE Transactions on Power Electronics, vol. 37, no. 8, pp. 9000-9011, 2022.
    8. B. D. Guruwatta Vidanalage, M. S. Toulabi, T. Stachl, A. Lombardi, J. Tjong, and N. C. Kar, “Winding Function-Based Analytical Modeling of Core Loss in an Induction Machine Considering Slotting Effects and the Frequency Dependent B-H Curve Characteristics,” IEEE Transactions on Magnetics, vol. 58, no. 8, 2022.
    9. P. Song, W. Li, Z. Li, M. S. Toulabi, and N. C. Kar, “ Noise and Vibration Prediction of a Six-Phase IPMSM in a Single Open-Phase Failure Under a Negative Sequence Current Compensated Fault Tolerant Control Mode,” IEEE Transactions on Magnetics, vol. 58, no. 8, 2022.
    10. G. Feng, Y. Lu, C. Lai, B. Ding, and N. C. Kar, “Fault Tolerant Maximum Torque Per Ampere (FT-MTPA) Control for Dual Three-phase Interior PMSMs Under Open-phase Fault,” IEEE Transactions on Industrial Electronics, vol. 69, no. 12, pp. 12030-12041, 2022.
    11. Z. Li, W. Li, P. Song, D. O’Donnell, J. Tjong, and N. C. Kar, “Decoupled Estimation Scheme for PMSMs Towards Accurate Inductance Modelling,”  IEEE Transactions on Magnetics, vol. 58, no. 8, 2022.
    12. W. Li, G. Feng, Z. Li, M. S. Toulabi, and N. C. Kar, “Extended Kalman Filter Based Inductance Estimation for Dual Three-Phase Permanent Magnet Synchronous Motors Under the Single Open-Phase Fault,” IEEE Transactions on Energy Conversion, vol. 37, no. 2, pp. 1134-1144, 2022.
    13. S. Mukundan, H. Dhulipati, Z. Li, M. S. Toulabi, J. Tjong, and N. C. Kar, “Coupled Magnetic Circuit–Based Design of an IPMSM for Reduction of Circulating Currents in Asymmetrical Star–Delta Windings,” IEEE Transactions on Transportation Electrification, vol. 8, no. 2, pp. 2971-2984, 2022.
    14. G. Feng, C. Lai, X. Tan, W. Peng, and N. C. Kar, “Multi-Parameter Estimation of PMSM Using Differential Model with Core Loss Compensation,” IEEE Trans. on Transportation Electrification, vol. 8, no. 1, pp. 1105-1115, 2022.
    15. G. Feng, C. Lai, W. Peng, and N. C. Kar, “Decoupled Design of Fault Tolerant Control for Dual Three-phase IPMSM with Improved Memory Efficiency and Reduced Current RMS,” IEEE Trans. on Transportation Electrification, vol. 8, no. 1, pp. 1144-1154, 2022.

Conference Papers:

    1. C. Pickersgill, P. Korta, L. V. Iyer, M. S. Toulabi, and N. C. Kar, “Performance Investigation of a Traction Electric Drive Under Various Modulation Strategies, DC-link Voltages and Switching Frequencies,” submitted to the IIEEE Industrial Electronics Society 1st Annual On-Line Conference, December 2022.
    2. K. Thapa, P. Korta, M. S. Toulabi, L. V. Iyer, and N. C. Kar, “Torque Ripple Reduction in a Traction IPMSM With Resistance Asymmetry Using an Adaptive PIR Current Controller,” submitted to the IIEEE Industrial Electronics Society 1st Annual On-Line Conference, December 2022.
    3. A. Kundu, P. Korta, L. V. Iyer, and N. C. Kar, “Power Module Thermal Characterization Considering Aging Towards Online State-of-Health Monitoring,” accepted for presentation at the IIEEE Applied Power Electronics Conference & Exposition, Florida, USA, March 2023.
    4. P. Korta, A. Kundu, C. Pickersgill, L. V. Iyer, and N. C. Kar, “Over Temperature Protection During Hill–hold and Low–Speed Conditions for Electric Vehicle Traction Inverter,” accepted for presentation at the IEEE International Conference on Electrical Machines and Systems (ICEMS), Thailand, November 2022.
    5. C. H. Lopes Filho, M. V. Castro, Z. Li, J. Tjong, and N. C. Kar, “Electric Motor Efficiency Improvement for Autonomous Vehicles Using Genetic Algorithms for Optimized Speed Profile Creation,” accepted for presentation at the IEEE International Conference on Electrical Machines and Systems (ICEMS), Thailand, November 2022.
    6. A. Fatemimoghadam, Y. Yan, L. V. Iyer, and N. C. Kar, “Permanent Magnet Synchronous Motor Drive Using Deep-Neural-Network-Based Vector Control for Electric Vehicle Applications,” Presented at the IEEE Internal Conference on Electrical Machines (ICEM), Spain, September 2022.
    7. H. Mohajerani, A. Hassan, M. S. Toulabi, U. Deshpande, and N. C. Kar, “Artificial Neural Network-Based PMSM Modeling for the Electric Motor Emulation,” Presented at the IEEE Internal Conference on Electrical Machines (ICEM), Spain, September 2022.
    8. A. Balamurali, A. Kundu, V. Kurramsetty, L. V. Iyer, and N. C. Kar, “Coupled Numerical and Circuit Model Considering Stator and Field Winding Flux Linkage for Loss Minimization Control of Wound Field Synchronous Machines,” Presented at the IEEE Joint MMM-Intermag Conference, New Orleans, USA, January 2022.
    9. W. Li, P. Song, Q. Li, Z. Li, and N. C. Kar, “Open-phase Fault Modeling for Dual Three-phase PMSM Using Vector Space Decomposition and Negative Sequence Components,” Presented at the IEEE Joint MMM-Intermag Conference, New Orleans, USA, January 2022.
    10. B. D. Guruwatta Vidanalage, M. S. Toulabi, T. Stachl, A. Lombardi, J. Tjong, and N. C. Kar, “Winding Function-Based Analytical Modeling of Core Loss in an Induction Machine Considering Slotting Effects and the Frequency Dependent B-H Curve Characteristics,” Presented at the IEEE Joint MMM-Intermag Conference, New Orleans, USA, January 2022.
    11. Z. Li, W. Li, P. Song, D. O’Donnell, J. Tjong, and N. C. Kar, “Decoupled Estimation Scheme for PMSMs Towards Accurate Inductance Modelling,” Presented at the IEEE Joint MMM-Intermag Conference, New Orleans, USA, January 2022.
    12. P. Song, W. Li, Z. Li, M. S. Toulabi, and N. C. Kar, “ Noise and Vibration Prediction of a Six-Phase IPMSM in a Single Open-Phase Failure Under a Negative Sequence Current Compensated Fault Tolerant Control Mode,” Presented at the IEEE Joint MMM-Intermag Conference, New Orleans, USA, January 2022.

Patents:

    1. A. Kundu, P. Korta, L.V. Iyer and N.C. Kar, “Method for State-of-Health Monitoring in Electric Vehicle Drive Systems and Components”, Submitted U.S. Provisional Patent, Application No. 63/292540, December 2021.
    2. S. Bhattacharjee, Y. Yan, N.C. Kar, and L.V. Iyer, “Multi-critic Based Enhanced Vector Control Optimization with Multi-q Learning for Motor Control”, Submitted U.S. Provisional Patent, Application No. 63/158544, March 2021.

Journal Papers:

    1. A. Mollaeian, A. Kundu, M. S. Toulabi, M. Thamm, S. Kim, J. Tjong, and N. C. Kar, “Fourier-Based Modeling of an Induction Machine Considering the Finite Permeability and Nonlinear Magnetic Properties,” IEEE Trans. on Energy Conversion, vol. 36, no. 4, pp. 3427-3437, 2021.
    2. J. Tian, C. Lai, Y. Luo, S. Turco, S. Gangavarapu, P. Korta, L.V. Iyer, and N. C. Kar, “A Comprehensive Analytical Switching Transients and Loss Modeling Approach with Accurate Parasitic Parameters for Enhancement-Mode Gallium Nitride Transistors,” SAE International Journal of Electrified Vehicles, September 2021.
    3. Z. Li, G. Feng, C. Lai, W. Li, and N. C. Kar, “Current Injection-based Simultaneous Stator Winding and PM Temperature Estimation for Dual Three-phase PMSMs,” IEEE Transactions on Industry Applications, vol. 57, no. 5, pp. 4933-4945, 2021.
    4. G. Feng, C. Lai, Y. Han, and N. C. Kar, “Fast Maximum Torque per Ampere (MTPA) Angle Detection for Interior PMSMs using Online Polynomial Curve Fitting,” IEEE Transactions on Power Electronics, vol. 37. no. 2, pp. 2045 – 2056, 2021.
    5. Z. Li, G. Feng, D. O’Donnell, W. Li, and N. C. Kar, “Novel Machine Parameter Estimation Scheme Towards Accurate Maximum Torque Production for Dual Three–Phase PMSMs,”  IEEE Trans. on Transportation Electrification, vol. 7. no. 4, pp. 2715 – 2727, 2021.
    6. G. Feng, C. Lai, X. Tan, B. Wang, and N. C. Kar, “Optimal Current Modeling and Identification for Fast and Efficient Torque Ripple Minimization of PMSM Using Theoretical and Experimental Models,” IEEE Trans. on Industrial Electronics, vol. 68. no. 12, pp. 11806 – 11816, 2021.
    7. W. Li, G. Feng, Z. Li, J. Tjong, N. C. Kar, “Multi–Reference Frame Based Open–Phase Fault Modeling and Control for Asymmetrical Six–Phase Interior Permanent Magnet Motors,” IEEE Transactions on Power Electronics, vol. 36. no. 10, pp. 111712 – 11725, 2021.
    8. G. Feng, C. Lai, X. Tan, and N. C. Kar, “Maximum Torque per Square Ampere Control for Interior PMSMs Considering Cross-saturation Inductances,” IEEE Trans. on Transportation Electrification, vol. 11. no. 3, pp. 1482 – 1492, 2021.
    9. G. Feng, C. Lai, W. Li, Z. Li, and N.C. Kar, “Dual Reference Frame based Current Harmonic Minimization for Dual Three-phase PMSM Considering Inverter Voltage Limit,” IEEE Transactions on Power Electronics, vol. 36, no. 7, pp. 8055-8066, 2021.
    10. A. Balamurali, A. Kundu, Z. Li, and N. C. Kar, “Improved Stator Current Vector Determination Considering Harmonic Iron Loss for Maximum Efficiency Control of PMSM in EV Applications,” IEEE Transactions on Industry Applications, vol. 57, no. 1, pp. 363-373, 2021.
    11. H. Dhulipati, S. Mukundan, Z. Li, E. Ghosh, J. Tjong, and N. C. Kar, “Torque Performance Enhancement in Consequent Pole PMSM Based on Magnet Pole Shape Optimization for Direct–Drive EV,” IEEE Trans. on Magnetics, vol. 57, no. 2, 2021.
    12. A. Balamurali, A. Kundu, W. Clandfield, and N. C. Kar, “Non–invasive Parameter and Loss Determination in PMSM Considering the Effects of Saturation, Cross–saturation, Time Harmonics and Temperature Variations,” IEEE Trans. on Magnetics, vol. 57, no. 2, 2021.
    13. G. Feng, C. Lai, W. Li, Y. Han, and N. C. Kar, “Computation-Efficient Solution to Open-phase Fault Tolerant Control of Dual Three-phase Interior PMSMs with Maximized Torque and Minimized Ripple,” IEEE Transactions on Power Electronics, vol. 36, no. 4, pp. 4488-4499, 2021.
    14. W. Li, P. Song, S. Mukundan, B. De Silva Guruwatta Vidanalage, G. Spehar, V. Russalian, S. Reaburn, and N. C. Kar, “Structural Analysis of Single-Sided Axial-Flux Permanent Magnet Machines with Different Magnetic Materials,” IEEE Trans. on Magnetics, vol. 57, no. 2, 2021.
    15. P. Roy, A. J. Bourgault, M. Towhidi, P. Song, Z. Li, S. Mukundan, G. Rankin, and N. C. Kar, “An Algorithm for Effective Design and Performance Investigation of Active Cooling System for Required Temperature and Torque of PM Traction Motor,” IEEE Trans. on Magnetics, vol. 57, no. 2, 2021.

Conference Papers:

    1. S. Liu, A. Hu, H. Hu,  X. Nie, G. Byczynski, and N. C. Kar, “Potential Al-Fe Cast Alloys for Motor Applications in Electric Vehicles: An Overview,” submitted to the International Conference on Material Engineering and Advanced Manufacturing Technology, 2021.
    2. B. D. Guruwatta Vidanalage, M. S. Toulabi, W. Li, A. Lombardi, J. Tjong and N. C. Kar, “Winding Function-Based Stator Winding Layout Optimization of a Concentric Winding Squirrel Cage Induction Machine for Torque Enhancement,” in Proc. of the Conference of the IEEE Industrial Electronics Society (IECON), Toronto, October 2021.
    3. T. Stachl, A. Fatima, M. S. Toulabi, A. Lombardi, J. Tjong and N. C. Kar, “Torque and Loss Optimized Rotor Bar Design for an Induction Machine Using a Nondominated Genetic Algorithm Through Objective Function Modeling,” in Proc. of the IEEE IECON, Toronto, October 2021.
    4. P. Song, M. Toulabi, W. Li, S. Mukundan, G. Byczynski, J. Tjong, and N. C. Kar, “Improvement of Electromagnetic Force and Acceleration in an Asymmetrical Star-Delta Winding IPMSM through Stator and Rotor Geometrical Modifications,” in Proc. of the IEEE IECON, Toronto, October 2021.
    5. A. Fatima, T. Stachl, M. S. Toulabi, W. Li, J. Tjong, G. Byczynski, and N. C. Kar, “Permeance Based Equivalent Circuit Modeling of Induction Machines Considering Leakage Reactances and Non Linearities for Steady State Performance Prediction,” in Proc. of the IEEE IECON, Toronto, October 2021.
    6. M. V. Castro, S. Mukundan, C. L. Filho, G. Byczynski, B. Minaker, J. Tjong, and N. C. Kar, “Non Dominated Sorting Genetic Algorithm Based Determination of Optimal Torque Split Ratio for a Dual Motor Electric Vehicle,” in Proc. of the IEEE IECON, Toronto, October 2021.
    7. M. V. Castro, S. Mukundan, C. L. Filho, G. Byczynski, B. Minaker, J. Tjong, and N. C. Kar, “A Review of Existing Multi-Motor Electric Powertrain Sizing Strategies,” in Proc. of the IEEE International Conference on Electrical Machines and Systems (ICEMS), South Korea, Oct.-Nov. 2021.
    8. V. K. Kurramsetty, A. Balamurali, P. Korta, K. L. Varaha Iyer, and N. C. Kar, “Influence of WFSM Parameters, Currents and Control Scheme on its Dynamic Performance During Active Short Circuit Fault in EV,” in Proc. of IEEE ICEMS, South Korea, Oct.-Nov. 2021.
    9. A. Kundu, A. Balamurali, P. Korta, K. L. V. Iyer, and N. C. Kar, “Improved Electro–Thermal Model Incorporating Device Aging Effect Towards Accurate Temperature Tracking in Electric Motor Drives,” in Proc. of the IEEE ICEMS, South Korea, Oct.-Nov. 2021.

Patents:

  1. A. Patel, C. Lai, N. C. Kar, G. Schlager, M. Winter, A. Exl, and L. V. Iyer, “Determination and Classification of Electric Motor Winding Insulation Degradation”, Submitted U. S. Provisional Patent, November 2020.
  2. A. Balamurali, P. Korta, N.C. Kar, L. V. Iyer, and G. Schlager, “Motor Drive Efficiency Optimization System and Method,” PCT/US Patent Publication No. WO/2020/243549, December 3, 2020. 
  3. A. Kundu, A. Balamurali, H. Dhulipati, N.C. Kar, L.V. Iyer, G. Schlager, P. Korta, and W. Baeck, “Motor Drive Topologies for Traction and Charging in Electrified Vehicles,” PCT/US Patent Publication No. WO/2020/219857, October 29, 2020. 
  4. K. L. V. Iyer, G. Schlager, M. Winter, N. C. Kar, R. Barron, R. Balachandar, and V. Jesudhas, “Impinging Jet Coldplate for Power Electronics with Enhanced Heat Transfer,” PCT Patent Publication No.  WO/2020/102371, May 22, 2020. 

Journal Papers:

  1. C. Lai, G. Feng, J. Tian, Z. Li, Y. Zuo, A. Balamurali, and N.C. Kar, “PMSM Drive System Efficiency Optimization Using a Modified Gradient Descent Algorithm with Discretized Search Space”, IEEE Transaction on Transportation Electrification, vol. 6, no. 3, pp. 1104-1114, 2020.
  2. G. Feng, C. Lai, and N. C. Kar, “Speed Harmonic based Decoupled Torque Ripple Minimization Control for Permanent Magnet Synchronous Machine with Minimized Loss,” IEEE Transactions on Energy Conversion, vol. 3, no. 4, pp. 1796-1805, 2020.
  3. A. Kundu, A. Balamurali, P. Korta, K. L. V. Iyer, and N. C. Kar, “An Approach for Estimating the Reliability of IGBT Power Modules in Electrified Vehicle Traction Inverters,” Vehicles, vol. 2, pp. 413‐423, 2020.
  4. D. Alame, M. Azzouz, and N. C. Kar, “Assessing and Mitigating Impacts of Electric Vehicle Harmonic Currents on Distribution Systems,” Energies, vol. 13, 2020.
  5. G. Feng, C. Lai, W. Li, Z. Li, and N.C. Kar, “Efficient Permanent Magnet Temperature Modeling and Estimation for Dual Three–phase PMSM Considering Inverter Nonlinearity,” IEEE Transactions on Power Electronics, vol. 35, no. 7, pp. 7328 – 7340, 2020.
  6. A. Balamurali, G. Feng, A. Kundu, H. Dhulipati, and N.C. Kar, “Non–Invasive and Improved Torque and Efficiency Calculation Towards Current Advance Angle Determination for Maximum Efficiency Control of PMSM,” IEEE Trans. on Transportation Electrification, vol. 6, pp. 28–40, 2020.
  7. C. Lai, G. Feng, Z. Li, and N.C. Kar, “Computation–Efficient Decoupled Multi–Parameter Estimation of PMSMs from Massive Redundant Measurements,” IEEE Transactions on Power Electronics, , vol. 35, no. 10, pp. 10729–10740, 2020.

Conference Papers:

  1. S. Mukundan, H. Dhulipati, E. Ghosh, J. Tjong, and N. C. Kar, “Supervised Machine Learning Based Multi–Level Optimization of Traction Interior PMSM Rotor for Reduced PM Utilization,” accepted for presentation at the IEEE Conference on Electromagnetic Field Computation, Pisa, Italy, November 2020.
  2. B. Sato, Z. Ze, H. Dhulipati, and N. C. Kar, “Drive-Cycle Based Inductance Estimation of PMSM Using Imperialist Competitive Algorithm,” accepted for presentation at the IEEE Conference on Electromagnetic Field Computation, Pisa, Italy, November 2020.
  3. B. De Silva G. Vidanalage, S. Mukundan, W. Li, and N. C. Kar, “An Overview of PM Synchronous Machine Design Solutions for Enhanced Traction Performance,” accepted for presentation at the International Conference on Electrical Machines, Gothenburg, Sweden, August, 2020.
  4. P. Song, W. Li, S. Mukundan, and N. C. Kar, “An Overview of Noise-Vibration-Harshness Analysis for Induction Machines and Permanent Magnet Synchronous Machines,” accepted for presentation at the 10th IEEE International Electric Drives Production Conference, Ludwigsburg, Germany, 2020. 
  5. M. Towhidi, F. Ahmed, A. Mollaeian, and N. C. Kar, “Thermal Modelling of an Induction Motor with Liquid Cooling Optimization for Different EV Drive Cycles,” accepted for presentation at the 10th IEEE International Electric Drives Production Conference, Ludwigsburg, Germany, 2020. 
  6. S. Bhattacharjee, S. Halder, A. Balamurali, K. L. V. Iyer, and N. C. Kar, “An Advanced Policy Gradient Based Vector control of PMSM for EV Application,” accepted for presentation at the 10th IEEE International Electric Drives Production Conference, Ludwigsburg, Germany, 2020. 
  7. Z. Li, D. O’Donnell, W. Li, P. Song, and N. C. Kar, “A Comprehensive Review of State-of-the-Art Maximum Torque per Ampere Strategies for Permanent Magnet Synchronous Motors,” accepted for presentation at the 10th IEEE International Electric Drives Production Conference, Ludwigsburg, Germany, 2020. 
  8. S. Banerjee, S. Halder, S. Turco, J. Tian, L. V. Iyer, and N. C. Kar, “Deep Deterministic Policy Gradient Based Advanced Current Control of PMSM Drives in Traction Application, accepted for presentation at the IEEE International Conference on Electrical Machines and Systems, Hamamatsu, Japan, November 2020.
  9. P. Korta, K. L. V. Iyer, and N. C. Kar, “Optimal Phase–Shedding Control Methodology for a Multi–Phase LLC Resonant Converter,” accepted for presentation at the IEEE International Conference on Electrical Machines and Systems, Hamamatsu, Japan, November 2020.
  10. S. Mukundan, P. Roy, Z. Li, H. Dhulipati, J. Tjong, and N. C. Kar, “Thermal Performance Investigation of Star–Delta Wound PMSMs Considering the Effects of Circulating Currents,” accepted for presentation at the IEEE International Conference on Electrical Machines and Systems, Hamamatsu, Japan, November 2020.
  11. Z. Li, P. Song, B. Sato, W. Li, H. Dhulipati, and N. C. Kar, “Novel Current Injection based Multi-parameter Estimation Technique for Dual Three-phase PMSMs,” accepted for presentation at the IEEE International Conference on Electrical Machines and Systems, Hamamatsu, Japan, November 2020.
  12. D. O’Donnell, S. Bartos, J. Tjong, and N. C. Kar, “Utilization of Innovative Materials toward Permanent Magnet Synchronous E–Motors for Traction Application: A Review,” accepted for presentation at the IEEE International Conference on Smart Power & Internet Energy Systems, Thailand, 2020.
  13. N. Remus, M. Toulabi, S. Mukundan, H. Dhulipati, W. Li, C. Novak, and N. C. Kar, “Electromagnetic Noise and Vibration in PMSM and Their Sources: An Overview,” accepted for presentation at the IEEE Canadian Conference on Electrical and Computer Engineering, London, Canada, 2020.
  14. S. Bhattacharjee, S. Halder, A. Kundu, L. V. Iyer, and N. C. Kar,  “Artificial Neural Network Based Improved Modulation Strategy for GaN-based Inverter in EV,” accepted for presentation at the IEEE Canadian Conference on Electrical and Computer Engineering, London, Canada, 2020.
  15. M. Towhidi, F. Ahmed, S. Mukundan, Z. Li, and N. C. Kar, “Lumped Parameter Thermal Network Modeling for Online Temperature Prediction of Permanent Magnet Synchronous Motor for Different Drive Cycles in Electric Vehicle Applications,” in Proc. of the SAE World Congress Experience Conference, Detroit, USA, April 2020.
  16. P. Roy, M. Towhidi, F. Ahmed, S. Mukundan, H. Dhulipati, and N. C. Kar, “A Novel Hybrid Technique for Thermal Analysis of Permanent Magnet Synchronous Motor Used in Electric Vehicle Application,” in Proc. of the SAE World Congress Experience Conference, Detroit, MI, April 21-23, 2020.O

Patents:

  1. D. Banerjee, C. Lai, J. Tian, A. Kundu, E. Ghosh, N. C. Kar, J. J. Sinkular, L. V. Iyer, and P. Korta, “Scalable Multi-Level Power Converter,” PCT Patent International Publication No. W0 2019/236861  A1, December 12, 2019. 
  2. J. Tian, C. Lai, J. Cai, N. C. Kar, J. J. Sinkular, and L. V. Iyer, “Electric Motor Drive with Gallium Nitride Power Switches,” U. S. Patent Publication No. 2019026035, August 22, 2019.

Journal Papers:

  1. Z. Li, G. Feng, W. Li, C. Lai, and N.C. Kar, “Machine Parameter–Independent Maximum Torque Per Ampere Control for Dual Three–phase PMSMs,”  IEEE Transactions on Transportation Electrification, vol. 5, no. 4, pp. 1430–1440, 2019.
  2. M. Zhu, B. Yang, W. Hu, G. Feng, and N.C. Kar, “Vold-Kalman Filtering Order Tracking Based Rotor Demagnetization Detection in PMSM,” IEEE Trans. on Industry Applications, vol. 55, no. 6, pp. 5768 – 5778, 2019. 
  3. H. Dhulipati, E. Ghosh, P. Korta, S. Mukundan, J. Tjong, and N.C. Kar, “Advanced Design Optimization Technique for Torque Profile Improvement in Six–phase PMSM Using Supervised Machine Learning for Direct–drive EV,” IEEE Transactions on Energy Conversion, vol. 34, no. 4, pp. 2041 – 2051, 2019. 
  4. J. Tian, C. Lai, G. Feng, D. Banerjee, W. Li, and N.C. Kar, “Review of Recent Progresses on Gallium Nitride Transistor in Power Conversion Application,” International Journal of Sustainable Energy, pp. 88-100, August 2019. 
  5. Z. Li, G. Feng, J. Tian, C. Lai, and N.C. Kar, “Dual DC Current Injection–based Stator Winding Temperature Tracking for Dual Three–phase PMSM Using Kalman Filter,” IET Electric Power Applications, vol. 13, no. 11, pp. 1726-1733, 2019. 
  6. M. Mehdi, Y. He, E.J. Hilinski, N.C. Kar, and A. Edrisy, “Non–oriented Electrical Steel with Core Losses Comparable to Grain–oriented Electrical Steel,” Journal of Magnetism and Magnetic Materials, vol. 491, July 2019. https://doi.org/10.1016/j.jmmm.2019.165597
  7. G. Feng, C. Lai, W. Li, J. Tjong, and N.C. Kar, “Open–phase Fault Modeling and Optimized Fault Tolerant Control of Dual Three–phase Permanent Magnet Synchronous Machines,” IEEE Transactions on Power Electronics, vol. 34, pp. 11116 – 11127, 2019.
  8. W. Li, G. Feng, C. Lai, Z. Li, J. Tian, and N.C. Kar, “Demagnetization Analysis of Interior Permanent Magnet Machines under Integrated Charging Operation,” IEEE Transactions on Industry Applications, vol. 55, pp. 5204 – 5213, 2019.
  9. G. Feng, C. Lai, J. Tjong, and N.C. Kar, “Exploring the Phase Angle of Measured Speed Harmonic for Efficient Permanent Magnet Temperature Estimation of PMSMs,” IEEE Transactions on Energy Conversion, vol. 34, pp. 1475 – 1484, 2019.
  10. K.L.V. Iyer, C. Lai, S. Mukundan, H. Dhulipati, K. Mukherjee, and N.C. Kar, “Investigation of Interior Permanent Magnet Motor with Dampers for Electric Vehicle Propulsion and Mitigation of Saliency Effect during Integrated Charging Operation,” IEEE Transactions on Vehicular Technology, vol. 68, pp. 1254 – 1265, 2019.
  11. G. Feng, C. Lai, and N.C. Kar, “Speed Harmonic based Modeling and Estimation of Permanent Magnet Temperature for PMSMs Using a Kalman Filter,” IEEE Transactions on Industrial Informatics, vol. 15, pp. 1372 – 1382, 2019.
  12. G. Feng, C. Lai, M. Kelly, and N.C. Kar, “Dual Three–phase PMSM Torque Modelling and Maximum Torque per Peak Current Control through Optimized Harmonic Current Injection,” IEEE Transactions on Industrial Electronics, vol. 66, pp. 3356 – 3368, 2019.
  13. G. Feng, C. Lai, J. Tian, and N.C. Kar, “Multiple Reference Frame–based Torque Ripple Minimization for PMSM Drive Under Both Steady–state and Transient Conditions,” IEEE Transactions on Power Electronics, vol. 34, pp. 6685 – 6696, 2019.
  14. Z. Li, G. Feng, C. Lai, W. Li, and N.C. Kar, “Current Injection–based Multiple Parameters Estimation for Dual Three–phase IPMSM Considering VSI Nonlinearity,” IEEE Transactions on Transportation Electrification, vol. 5, pp. 405 – 415, 2019.

Conference Papers:

  1. P. Korta, L.V. Iyer, G. Schlager, and N.C. Kar “Solutions for Current Balancing in Multi–phase LLC Resonant Converters for Electric Vehicles Considering Scalability, Interleaving, and Phase Shedding Capabilities,” submitted to the IEEE International Transportation Electrification Conference, Bengaluru, India, December 2019.
  2. V. Jesudhas, R. Balachandar, R. Barron, K.L.V. Iyer, and N.C. Kar, “CFD Evaluation of a Discrete Liquid Jet Cooling System for Automotive Power Electronics,” submitted to ASME–JSME–KSME Joint Fluids Engineering Conference, San Francisco, USA, 2019.
  3. S. Mukundan, H. Dhulipati, E. Ghosh, G Feng, and N.C. Kar, “Non–dominated Sorting Genetic Algorithm Based Investigation of Optimal Odd Slot Numbers for Stator Shifted Fractional–slot Wound PMSMs,” accepted for presentation at the IEEE Energy Conversion Congress and Exposition, Baltimore, USA, September 2019.
  4. P. Korta, A. Kundu, A. Balamurali, L.V. Iyer, G. Schlager, and N.C. Kar “A Novel Hybrid Modelling Approach Towards Comprehensive Drive Cycle Analysis of Si, SiC, and GaN based Electric Motor Drives,” accepted for presentation at the IEEE 45th Annual Conference of the Industrial Electronics Society, Lisbon, Portugal, October 2019.
  5. F. Ahmed, P. Roy, M. Towhidi, G. Feng, and N.C. Kar, “CFD and LPTN Hybrid Technique to Determine Convection Coefficient in End-winding of TEFC Induction Motor with Copper Rotor,” accepted for presentation at the IEEE 45th Annual Conference of the Industrial Electronics Society, Lisbon, Portugal, October 2019.
  6. P. Roy, A. Bourgault, F. Ahmed, M. Towhidi, S. Mukandan, H. Dhulipati, E. Ghosh, and N.C. Kar “Thermal Representation of Interior and Surface Mounted PMSMs for Electric Vehicle Application,” accepted for presentation at the IEEE 45th Annual Conference of the Industrial Electronics Society, Lisbon, Portugal, October 2019.
  7. A. Kundu, A. Balamurali, H. Dhulipati, P. Korta, L.V. Iyer, G. Schlager, and N.C. Kar “Performance Analysis of Split-Phase Nine-Switch Inverter with Reduced Power Losses for 800 Volts Traction Application,” accepted for presentation at the IEEE 45th Annual Conference of the Industrial Electronics Society, Lisbon, Portugal, October 2019.
  8. J. Kim, Z. Han, P. Huang, D. O’Donnell, and N.C. Kar “Comparative Analysis of the Utilization of Supercapacitor versus Grid-Tie Inverter Regenerative Braking Methods for Elevator Systems,” accepted for presentation at the IEEE 45th Annual Conference of the Industrial Electronics Society, Lisbon, Portugal, October 2019.
  9. L. Chauvin, A.R. Riahi, N.C. Kar, and A. Edrisy, “Formability and Windability of Aluminum and Copper Magnet Wire,” presented at the Canadian Materials Science Conference, Vancouver, Canada, June 2019.
  10. S. Mukundan, M. Mehdi, H. Dhulipati, L. Chauvin, A. Edrisy, Y. He, J. Tjong, and N.C. Kar, “Performance Analysis of Non–Oriented Electrical Steel with Optimum Texture for High–Speed Traction Motors,” presented at at the International Conference on Materials and Intelligent Manufacturing, Incheon, S. Korea, August 2019.
  11. H. Dhulipati, S. Mukundan, L. Chauvin, C. Riczu, A. Edrisy, M. Kozdras, J. Bauman, S. Habibi, J. Tjong, and N.C. Kar, “Investigation of Aluminium and Copper Wound PMSM for Direct–drive Electric Vehicle Application,” presented at the International Conference on Materials and Intelligent Manufacturing, Incheon, S. Korea, August 2019.
  12. A. Balamurali, A. Kundu, Z. Li, and N.C. Kar, “Improved Stator Current Vector Determination Considering Harmonic Iron Loss for Maximum Efficiency Control of PMSM in EV Applications,” presented at the IEEE 22nd International Conference on Electrical Machines and Systems (ICEMS), Harbin, China, August 2019.
  13. E. Ghosh and N.C. Kar, “Machine Learning based Thermographic Monitoring of Traction Induction Motor for Fault Diagnosis in Electric Vehicles,” presented at the IEEE 22nd ICEMS, Harbin, China, August 2019.
  14. S. Mukundan, H. Dhulipati, L. Chauvin, A. Edrisy, J. Tjong, and N.C. Kar, “Comparative Performance Analysis of Copper and Aluminum Wound Fractional-slot PMSMs for High-speed Traction Application,” presented at the IEEE 22nd ICEMS, Harbin, China, August 2019.
  15. H. Dhulipati, S. Mukundan, E. Ghosh, J. Tjong, and N.C. Kar, “Slot-pole Combination Selection for Concentrated Wound Consequent Pole PMSM with Reduced EMF and Inductance Harmonics,” presented at the IEEE 22nd ICEMS, Harbin, China, August 2019.
  16. W. Li, G. Feng, C. Lai, W. Li, and N.C. Kar, “Current Injection-based Simultaneous Stator Winding and PM Temperature Estimation for Dual Three-phase PMSMs,” presented at the IEEE 22nd ICEMS, Harbin, China, August 2019.
  17. A.J. Bourgault, P. Roy, E. Ghosh, and N.C. Kar, “A Survey of Different Cooling Methods for Traction Motor Application,” presented at the IEEE Canadian Conf. on Electrical and Computer Engineering (CCECE), Edmonton, Canada, May 2019.
  18. P. Roy, M. Towhidi, F. Ahmed, A.J. Bourgault, S. Mukundan, A. Balamurali, and N.C. Kar, “A Comprehensive Review of Thermal Design and Analysis of Traction Motors,” presented at the IEEE 28th International Symposium on Industrial Electronics, Vancouver, Canada, June 2019.
  19. S. Mukundan, H. Dhulipati, G. Feng, J. Tjong, and N.C. Kar, “Modeling and analysis of novel star–delta winding configuration with odd slot numbers for reduced space harmonics using winding function theory,” presented at the IEEE International Electric Machines & Drives Conference (IEMDC), San Diego, 2019.
  20. A. Kundu, A. Balamurali, G. Feng, and N.C. Kar, “Differential evolution based stator flux linkage estimation considering saturation, inverter nonlinearity and saliency in PMSM,” presented at the IEEE IEMDC, San Diego, USA, 2019.

UWill Conference Papers:

  1. M. Khan, J. Cai, E. Ghosh, and N. C. Kar, “Designing of Next Generation Motor Drive Control for Electric Vehicle Application” Presented at the UWill Discovery Conference, Windsor, Canada, 2019.
  2. D. Bisetto,  A. Kundu, E. Ghosh, N. C. Kar, “Case Study of NEDC and WLTP Driving Cycle Test Methods on Inverter Efficiency and Losses” Presented at the UWill Discovery Conference, Windsor, Canada, 2019.
  3. A. J. Bourgault, E. Ghosh, and N. C. Kar, “An Introduction to the Importance and Implementations of Liquid Cooling in Electric Motors” Presented at the UWill Discovery Conference, Windsor, Canada, 2019.
  4. D. Venuto, A. Balamurali, and N. C. Kar, “Parameter Based PMSM Control Method for Maximum Efficiency” Presented at the UWill Discovery Conference, Windsor, Canada, 2019.
  5. S. Bartos, N. C. Kar, and A. Balamurali, “Analysis Towards Cross-Modal Global Electrification of Vehicles” Presented at the UWill Discovery Conference, Windsor, Canada, 2019.
  6. D. O’Donnell, J. Tjong, and N. C. Kar, “Life Expectancy Analysis and Optimization of Electric Vehicle Traction Motors” Presented at the UWill Discovery Conference, Windsor, Canada, 2019. 

Journal Papers:

  1. H. Dhulipati, S. Mukundan, C. Lai, K. Mukherjee, J. Tjong, and N.C. Kar, “Multiple Reference Frame–based Extended Concentrated Wound PMSM Model considering PM Flux Linkage and Inductance Harmonics,” IEEE Transactions on Energy Conversion, vol. 34, pp. 731 – 740, 2018.
  2. M. Zhu, W. Hu, S. Mukundan, and N.C. Kar, “Multi–sensor Fusion Based Permanent Magnet Demagnetization Detection in Permanent Magnet Synchronous Machines,” IEEE Transactions on Magnetics, vol. 54, 2018.
  3. A. Balamurali, G. Feng, C. Lai, J. Tjong, and N.C. Kar, “Maximum Efficiency Control of PMSM Drives Considering Harmonic Losses using Gradient Descent Algorithm Based on DC Power Measurement,” IEEE Transactions on Energy Conversion, vol. 33, no. 4, pp. 2240 – 2249, 2018.
  4. S. Mukundan, H. Dhulipati, C. Lai, K. Mukherjee, J. Tjong, and N.C. Kar, “Design and Optimization of Traction IPMSM with Asymmetrical Damper Bars for Integrated Charging Capability using Evolutionary Algorithm,” IEEE Transactions on Energy Conversion, vol. 33, pp. 2060 – 2069, 2018.
  5. S. Mukundan, H. Dhulipati, J. Tjong, and N.C. Kar, “Parameter Determination of PMSM Using Coupled Electromagnetic and Thermal Model Incorporating Current Harmonics,” IEEE Transactions on Magnetics, vol. 54, no. 11, 2018.
  6. M. Zhu, W. Hu, and N.C. Kar, “Acoustic Noise–based Uniform Permanent–Magnet Demagnetization Detection in SPMSM for High–Performance PMSM Drive,” IEEE Transactions on Transportation Electrification, vol. 4, no. 1, pp. 303 – 313, 2018.
  7. Y. He, M. Mehdi, E. J. Hilinski, A. Edrisy, A. Mollaeian, S. Mukundan, and N.C. Kar, “Evaluation of Local Anisotropy of Magnetic Response from Non–oriented Electrical Steel by Magnetic Barkhausen Noise,” IEEE Transactions on Magnetics, vol. 54, 2018.
  8. C. Lai, G. Feng, J. Tjong, and N.C. Kar, “Direct Calculation of Maximum–Torque–Per–Ampere Angle for Interior PMSM Control Using Speed Harmonic,” IEEE Transactions on Power Electronics, vol. 33, no. 11, pp. 9744 – 9752, 2018.
  9. G. Feng, C. Lai, J. Tjong, and N.C. Kar, “Noninvasive Kalman Filter Based Permanent Magnet Temperature Estimation for Permanent Magnet Synchronous Machines,” IEEE Transactions on Power Electronics, vol. 33, no. 12, pp. 10673 – 10682, 2018.
  10. C. Lai, G. Feng, K. Mukherjee, V. Loukanov, and N.C. Kar, “Torque Ripple Modeling and Minimization for Interior PMSM Considering Magnetic Saturation,” IEEE Transactions on Power Electronics, vol. 33, no. 3, pp. 2417 – 2429, 2018.
  11. K.L.V. Iyer, C. Lai, S. Mukundan, H. Dhulipati, K. Mukherjee, and N.C. Kar, “Investigation of a Six–phase Interior Permanent Magnet Synchronous Machine for Integrated Charging and Propulsion in EVs,” SAE Int. Journal of Alternative Powertrains, vol. 7, pp. 103 – 116, 2018.
  12. G.Feng, C. Lai, K.L.V. Iyer, and N.C. Kar, “Improved High–frequency Voltage Injection Based Permanent Magnet Temperature Estimation for PMSM Condition Monitoring for EV Applications,” IEEE Transactions on Vehicular Technology, vol. 67, pp. 216 – 225, 2018.
  13. G. Feng, C. Lai, and N.C. Kar, “Practical Testing Solutions to Optimal Stator Harmonic Current Design for PMSM Torque Ripple Minimization Using Speed Harmonics,” IEEE Transactions on Power Electronics, vol. 33, no. 6, pp. 5181 – 5191, 2018.
  14. C. Lai, G. Feng, K. Mukherjee, J. Tjong, and N.C. Kar, “Maximum Torque Per Ampere Control for IPMSM Using Gradient Descent Algorithm Based on Measured Speed Harmonics,” IEEE Transactions on Industrial Informatics, vol. 14, pp. 1424–1435, 2018.
  15. K.L.V. Iyer, C. Lai, S. Mukundan, H. Dhulipati, K. Mukherjee, and N.C. Kar, “Investigation of Challenges in Interior and Surface Permanent Magnet Synchronous Machines During Integrated Charging Operation in Electric Vehicles,” Int. Journal of Powertrain, vol. 7, pp. 302–320, 2018.

Conference Papers:

  1. M. Zhu, W. Hu, G. Feng, and N. C. Kar, “Vold‐Kalman Filtering Order Tracking Based Rotor Flux Linkage Monitoring in PMSM,” IEEE International Conference on Electrical Machines, Greece, 2018.
  2. G. Feng, C. Lai, W. Li, M. Kelly, and N. C. Kar, “Simultaneous Stator Winding and Permanent Magnet Temperature Estimation for Permanent Magnet Synchronous Machines,” IEEE International Conference on Electrical Machines, Greece, 2018.
  3. D. Alame, J. Wang, M. Azzouz, and N. C. Kar, “Impact Assessment of Electric Vehicle Charging on Distribution Transformers Including State-of-Charge,” IEEE International Midwest Symposium on Circuits and Systems, Windsor, Ontario, Canada, 2018.
  4. F. Ahmed, E. Ghosh, S. Mukundan, H. Dhulipati, and N. C. Kar, “LPTN and FEA Modeling for Thermal Characterization of an Interior Permanent Magnet Synchronous Motor (IPMSM) for Electric Vehicle Application,” Energy and Sustainability Conference, June 2018.
  5. M. Zhu, W. Hu, and N. C. Kar, “The State of Charge Estimation of LiFePO4 Power Battery Based on Dynamic Bayesian Network,” Energy and Sustainability Conference, June 2018.
  6. D. Alame, M. Abdelkhalek, and N. C. Kar, “Assessing and Mitigating the Impacts of Electric Vehicle Battery Charging on Distribution Transformers and on Distribution Systems,” Energy and Sustainability Conference, June 2018.
  7. W. Li, G. Feng, C. Lai, Z. Li, and N. C. Kar, “Demagnetization Analysis of Interior Permanent Magnet Machines Under Integrated Charging Operation,” IEEE International Conference on Electrical Machines and Systems, South Korea, 2018.
  8. D. Banerjee, Z. Li, S. Mukundan, A. Balamurali, C. Lai, and N. C. Kar, “Online Parameter Estimation and Self Commissioning of Interior Permanent Magnet Motor Drive,” IEEE International Conference on Electrical Machines and Systems, South Korea, 2018.
  9. Z. Li, G. Feng, C. Lai, and N. C. Kar, “Investigations of Online Parameter Estimation for Interior PMSMs Considering Current Injection and Machine Operating Conditions,” IEEE International Conference on Electrical Machines and Systems, South Korea, 2018.
  10. H. Dhulipati, S. Mukundan, W. Li, and N. C. Kar, “Investigation of Phase Angle Displacements in Six-phase PMSM with Non-overlapping Windings for Reduced MMF Harmonics,” IEEE International Conference on Electrical Machines and Systems, South Korea, 2018.
  11. J. Bo Tian, C. Lai, and N. C. Kar, “Review of Recent Progress on Gallium Nitride Transistor in Power Conversion Application,” Energy and Sustainability Conference, June 2018.
  12. A. Mollaeian, M. Mehdi, E. Ghosh, A. Edrisy, S. Kim, J. Tjong, and N. C. Kar, “Investigation of Electromagnetic Torque Capability Reduction of Electric Machine due to Magnetic Property Deterioration of Laminations,” IEEE International Conference on Magnetism, San Francisco, USA, 2018.
  13. H. Dhulipati, E. Ghosh, S. Mukundan, J. Tjong, and N. C. Kar, “Adagrad Algorithm based Optimal Slot-Pole Selection for Reduced Inductance Harmonics in Concentrated Wound Multiphase PMSM,” Presented at the IEEE International Magnetics Conference,  Singapore, 2018.
  14. A. Balamurali, C. Lai, H. Dhulipati, V. Loukanov, and N. C. Kar, “Improved Analytical Eddy Current Loss Modelling Considering Carrier Harmonics towards Maximum Efficiency Control of PMSM- Drive Systems,” IEEE International Magnetics Conference, Singapore, 2018.
  15. M. Zhu, W. Hu, S. Mukundan, and N. C. Kar, “Multi-Sensor Fusion Based Permanent Magnet Demagnetization Detection in Permanent Magnet Synchronous Machines”, IEEE International Magnetics Conference, Singapore, 2018.
  16. Y. He, M. Mehdi, E. J. Hilinski, A. Edrisy, A. Mollaeian, S. Mukundan, and N. C. Kar, “Evaluation of Local Anisotropy of Magnetic Response from Non-Oriented Electrical Steel by Magnetic Barkhausen Noise,” IEEE International Magnetics Conference, Singapore, 2018.
  17. S. Mukundan, H. Dhulipati, J. Tjong, and N. C. Kar, “Parameter Determination of PMSM using Coupled Electromagnetic and Thermal Model Incorporating Current Harmonics,” IEEE International Magnetics Conference, Singapore, 2018.

Journal Papers:

  1. K.L.V. Iyer, C. Lai, S. Mukundan, H. Dhulipati, K. Mukherjee, J. Tjong, and N.C. Kar, “A Novel MTPA Theory Based Bottom–up Approach towards Parametric and Structural Design of Interior PMSM for Direct–drive Electric Vehicles,” Int. Transactions on Electrical Energy System, 2017. https://doi.org/10.1002/etep.2489
  2. E. Ghosh, A. Mollaeian, S. Kim, J. Tjong, and N.C. Kar, “DNN–based Predictive Magnetic Flux Reference for Harmonic Compensation Control in Magnetically Unbalanced Induction Motor,” IEEE Transactions on Magnetics, vol. 53, no. 11, 2017.
  3. C. Lai, G. Feng, K. Mukherjee, V. Loukanov, and N.C. Kar, “Torque Ripple Minimization for Interior PMSM with Consideration of Magnetic Saturation Incorporating Online Parameter Identification,” IEEE Transactions on Magnetics, vol. 53, no. 6, 2017.
  4. G. Feng, C. Lai, and N.C. Kar, “An Analytical Solution to Optimal Stator Current Design for PMSM torque Ripple Minimization with Minimal Machine Losses,” IEEE Transactions on Industrial Electronics, vol. 64, no. 10, pp. 7655 – 7665, 2017.
  5. G. Feng, C. Lai, K. Mukherjee, and N.C. Kar, “Online PMSM Magnet Flux–linkage Estimation for Rotor Magnet Condition Monitoring Using Measured Speed Harmonics,” IEEE Transactions on Industry Applications, vol. 53, no. 3, pp. 2786 – 2794, 2017.
  6. F. Ahmed and N.C. Kar, “Analysis of End–winding Thermal Effects in a Totally Enclosed Fan–cooled Induction Motor with a Die Cast Copper Rotor,” IEEE Transactions on Industry Applications, vol. 53, no.3, pp. 3098 – 3109, 2017.
  7. M. Zhu, W. Hu, and N.C. Kar, “Torque–Ripple–Based Interior Permanent–Magnet Synchronous Machine Rotor Demagnetization Fault Detection and Current Regulation,” IEEE Transactions on Industry Applications, vol. 53, no. 3, pp. 2795 –2804, 2017.
  8. G. Feng, C. Lai, and N.C. Kar, “A Closed–Loop Fuzzy–Logic–Based Current Controller for PMSM Torque Ripple Minimization Using the Magnitude of Speed Harmonic as the Feedback Control Signal,” IEEE Transactions on Industrial Electronics, vol. 64, pp. 2642 – 2653, 2017.
  9. M. Mousavi, A. Mollaeian, N.C. Kar, and M. Timusk, “A Novel Parallel Modelling Wavelet Based Mechanical Fault Detection Using Stator Current Signature of Induction Machine under Variable Load Conditions,” Journal of Electrical Engineering & Electronic Technology, vol. 6, no. 2, 2017. doi: 10.4172/2325–9833.1000143
  10. A. Mollaeian, E. Ghosh, H. Dhulipati, J. Tjong, and N.C. Kar, “3–D Sub–domain Analytical Model to Calculate Magnetic Flux Density in Induction Machines with Semi–closed Slots Under No–load Condition,” IEEE Transactions on Magnetics, vol. 53, 2017.
  11. C. Lai, G. Feng, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Genetic Algorithm–based Current Optimization for Torque Ripple Reduction of Interior PMSMs,” IEEE Transactions on Industry Applications, vol. 53, no. 5, pp. 4493 – 4503, 2017.
  12. C. Lai, G. Feng, K. Mukherjee, and N.C. Kar, “Investigations of the Influence of PMSM Parameter Variations in Optimal Stator Current Design for Torque Ripple Minimization,” IEEE Transactions on Energy Conversion, vol. 32, no. 3, pp. 1052 – 1062, 2017.
  13. G. Feng, C. Lai, and N.C. Kar, “Particle–Filter–Based Magnet Flux Linkage Estimation for PMSM Magnet Condition Monitoring Using Harmonics in Machine Speed,” IEEE Transactions on Industrial Informatics, vol. 13, no. 3, pp. 1280 – 1290, 2017.
  14. G. Feng, C. Lai, and N.C. Kar, “Expectation Maximization Particle Filter and Kalman Filter Based Permanent Magnet Temperature Estimation for PMSM Condition Monitoring Using High–frequency Signal Injection,” IEEE Trans. on Industrial Informatics, vol. 13, pp. 1261 – 1270, 2017.

Conference Papers:

  1. S. Mukundan, H. Dhulipati, K. L. V. Iyer, C. Lai, K. Mukherjee, and N. C. Kar, “Comparative Performance Analysis of 3-phase IPMSM Rotor Configurations with Dampers for Integrated Charging Application in EV,” Accepted for Presentation on the IEEE Conference on Industrial Electronics Society, Beijing, China, November 2017.
  2. A. Balamurali, G. Feng, C. Lai, V.Loukanov, and N. C. Kar, “Investigation into Variation of Permanent Magnet Synchronous Motor-Drive Losses for System Level Efficiency Improvement,” Accepted for Presentation on the IEEE Conference on Industrial Electronics Society, Beijing, China, November 2017.
  3. C. Lai, G. Feng, K. L. V. Iyer, K. Mukherjee, and N. C. Kar, “Accurate Inductances and Magnet Flux Linkage Estimation in Interior PMSM Employing Speed Harmonic Measurements,” Accepted for Presentation on the IEEE Conference on Industrial Electronics Society, Beijing, China, November 2017.
  4. G. Feng, C. Lai, J. Tjong, and N. C. Kar, “Investigation of Permanent Magnet Flux Linkage Variation in PMSMs due to Temperature Rise and Magnetic Saturation,” Accepted for Presentation on the IEEE Conference on Industrial Electronics Society, Beijing, China, November 2017.
  5. P. Korta, K. L. V. Iyer, C. Lai, K. Mukherjee, J. Tjong, and N. C. Kar, “A Novel Hybrid Approach Towards Drive Cycle based Design and Optimization of a Fractional Slot Concentrated Winding Surface Permanent Magnet Machine for EVs,” accepted for presentation at the IEEE Energy Conversion Congress and Exposition, Ohio, United States, October 2017.
  6. J. Cai, C. Lai, and N. C. Kar, “Modeling and Analysis of Torque Ripple in a Brushless DC Motor Considering Spatial Harmonics,”in proc of the IEEE Canadian Conference on Electrical and Computer Engineering, May 2017.
  7. H. Dhulipati, S. Mukundan, K. L. V. Iyer, and N. C. Kar, “Skewing of Stator Windings for Reduction of Spatial Harmonics in Concentrated Wound PMSM,” in proc of the IEEE Canadian Conference on Electrical and Computer Engineering, May 2017.
  8. S. Mukundan, H. Dhulipati, K. L. V. Iyer, K. Mukherjee, and N. C. Kar, “Comparison of Inductance Determination Methods of PMSMs for EV Application,” in proc of the IEEE Canadian Conference on Electrical and Computer Engineering, May 2017.
  9.  M. Zhu, V. Hu, J. Tjong, and N. C. Kar, “A Novel Gray System Theory Based Core Losses Estimation Method for VSI-Fed Induction Machines,” in proc of the IEEE Canadian Conference on Electrical and Computer Engineering, May 2017.
  10. Q. Xie, C. Filho, G. Feng, W. Clandfield, and N. Kar, “Advanced Vehicle Dynamic Model for EV Emulation Considering Environment Conditions”, in proc of the IEEE Canadian Conference on Electrical and Computer Engineering, May 2017.
  11. E. Ghosh, A. Mollaein, S. Kim, and N. C. Kar, “DNN Predictive Magnetic Flux Control for Harmonics Compensation in Magnetically Unbalanced Induction Motor,” in proc of the IEEE International Magnetics Conference, Ireland, April 2017.
  12. E. Zhu, V. Hu, M. Kelly, and N. C. Kar, “Permanent Magnet Flux Linkage Variation Monitoring Based on Torque Ripple Order Tracking Filtering,” in proc of the IEEE International Magnetics Conference, Ireland, April 2017.
  13. Q. Xie, E. Zhu, J. Tjong, and N. C. Kar, “Acoustic Noise Based Permanent Magnet Flux Reduction Diagnosis and Current Compensation in PMSM,” in proc of the IEEE International Magnetics Conference, Ireland, April 2017.
  14. E. Ghosh, A. Mollaein, S. Kim, and N. C. Kar, “Intelligent Flux Predictive Control through Online Stator Inter-turn Fault Detection for Fault-tolerant Control of Induction Motor,” in proc of the IEEE International Conference on Industrial Technology, Canada, March 2017.

Journal Papers:

  1. X. Lu, K.L.V. Iyer, C. Lai, K. Mukherjee, and N.C. Kar, “Design and Testing of a Multiport Sustainable DC Fast Charging System for EV/PHEV,” Journal of Electric Power Components and Systems (Taylor and Francis), vol. 44, no 14, pp. 1576 – 1587, 2016.
  2. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Investigation of Integrated Charging and Discharging Incorporating Interior Permanent Magnet Machine with Damper Bars for Electric Vehicles,” IEEE Transactions on Energy Conversion, vol. 31, pp. 260–269, 2016.
  3. E. Ghosh, A. Mollaeian, W. Hu, and N.C. Kar, “A Novel Control Strategy for On‐line Harmonic Compensation in Parametrically Unbalanced Induction Motor,” IEEE Transactions on Magnetics, vol. 52, 2016.
  4. A. Balamurali, C. Lai, A. Mollaeian, V. Loukanov, and N.C. Kar, “Analytical Investigation of Magnet Eddy Current Losses in Interior Permanent Magnet Motor Using Modified Winding Function Theory Accounting for Pulse Width Modulation Harmonics,” IEEE Transactions on Magnetics, vol. 52, 2016.
  5. G. Feng, C. Lai, and N.C. Kar, “A Novel Current Injection–based Online Parameter Estimation Method for PMSMs Considering Magnetic Saturation,” IEEE Trans. on Magnetics, vol. 52, 2016.
  6. G. Feng, C. Lai, K. Mukherjee, and N.C. Kar, “Current Injection–based On–line Parameter and VSI Nonlinearity Estimation for PMSM Drives Using Current and Voltage DC Components,” IEEE Transactions on Transportation Electrification, vol. 2, no. 2, pp. 119–128, 2016.

Conference Papers:

  1. M. Mehdi, Y. He, E. J. Hilinski, R. Riahi, N. C. Kar, and A. Edrisy, “The Effect of Reduction Rate and low Temperature Annealing on Texture Evolution of Non-oriented Electrical Steel after Inclined Cold Rolling,” in Proc. of  the 28th Canadian Materials Science Conference, Hamilton, June 2016.
  2. M. Mehdi, Y. He, E. J. Hilinski, R. Riahi, N. C. Kar, and A. Edrisy, “The effect of Annealing Temperature on the Texture of Electrical Steel after Inclined Cold Rolling,” in Proc. of  the 28th Canadian Materials Science Conference, Hamilton, June 2016.
  3. A. Mollaeian, E. Ghosh, and N. C. Kar, “3-D Sub-domain Analytical Model to Calculate Magnetic Flux Density of Induction Machine with Semi-closed Slots under No-Load Condition,” in Proc. of  the IEEE Conference on Electromagnetic Field Computation, Florida, 2016.
  4. C. Lai, G. Feng, and N. C. Kar, “Torque Ripple Minimization for Interior PMSM with Consideration of Magnetic Saturation Incorporating On-line Parameter Identification,” in Proc. of  the IEEE Conference on Electromagnetic Field Computation, Florida, 2016.
  5. G. Feng, C. Lai, and N. C. Kar, “A Novel Saturated Inductance Estimation Approach for PMSM using Third Harmonic Voltage Injection,” in Proc. of the IEEE Conference on Electromagnetic Field Computation, Florida, 2016.
  6. A. Balamurali, C. Lai, V. Loukanov, and N. C. Kar, “Modeling and Analysis of Carrier Harmonic based Eddy Current Losses in Interior Permanent Magnet Motors,” in Proc. of  the IEEE Conference on Electromagnetic Field Computation, Florida, 2016.
  7. E. Ghosh, F. Ahmed, A. Mollaeian, and N. C. Kar, “Online Parameter Estimation and Loss Calculation using Duplex Neural-Lumped Parameter Thermal Network for Faulty Induction Motor,” in Proc. of  the IEEE Conference on Electromagnetic Field Computation, Florida, 2016.
  8. H. Dhulipati, K. L. V. Iyer, S. Mukundan, K. Mukherjee, J. Tjong, and N. C. Kar, “Investigation of 6-Phase Surface PM Machines with Concentrated Windings for Reduction in Space Harmonics, Leakage Inductance and Magnet Loss in Direct-Drive EV,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  9. S. Mukundan, K. L. V. Iyer, H. Dhulipati, K. Mukherjee, J. Tjong, and N. C. Kar, “Response Surface Methodology based Optimization of Surface PM Machine Incorporating Stator Slotting and PM Sizing Effects to Extend the Operating Limits for Direct-drive EV Application,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  10. G. Feng, C. Lai, K. L. V. Iyer, and N. C. Kar, “Torque Ripple Modeling and Minimization for PMSM Drives with Consideration of Magnet Temperature Variation,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  11. K. L. V. Iyer, H. Dhulipati, S. Mukundan, K. Mukherjee, J. Tjong, and N. C. Kar, “Design Approach Incorporating MTPA and Winding Function Theories for On-board Direct-Drive Surface PM Machines with Concentrated Windings in EVs,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  12. A. Balamurali, C. Lai, G. Feng, V. Loukanov, and N. C. Kar, “Online Multi-Parameter Identification of Permanent Magnet Synchronous Motors in EV Application Considering Iron Losses,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  13. C. Lai, G. Feng, K. L. V. Iyer, K. Mukherjee, and N. C. Kar, “Genetic Algorithm based Current Optimization for Torque Ripple Reduction of Interior PMSMs,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  14. A. Mollaeian, S. M. Sangdehi, A. Balamurali, G Feng, and N. C. Kar, “Reduction of Space Harmonics in Induction Machines Incorporating Rotor Bar Optimization through a Coupled IPSO and 3-D FEA Algorithm,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  15. E. Ghosh, A. Mollaeian, and N. C. Kar, “Intelligent Flux Prediction through Online Stator Inter-turn Fault Detection for Fault-tolerant Control of Induction Motor,” in Proc. of  the IEEE International Conference on Electrical Machines, Switzerland, 2016.
  16. K. L. V. Iyer, B. Minaker, K. Mukherjee, J. Tjong, and N. C. Kar, “On-board Direct-Drive Surface Permanent Magnet Synchronous Machine with Fractional-Slot Concentrated Windings for Electric Vehicles,” in Proc. of  the IEEE Canadian Conference on Electrical & Computer Engineering, Vancouver, Canada, 2016.
  17. F. Ahmed, E. Ghosh, and N. C. Kar, “Transient Thermal Analysis of a Copper Rotor Induction Motor using a Lumped Parameter Temperature Network Model,”in Proc. of  the IEEE Transportation Electrification Conference, Michigan, USA, 2016.
  18. M. Zhu, V. Hu, and N. C. Kar, “The SOH Estimation of LiFePO4 Battery Based on Internal Resistance with Grey Markov Chain,”in Proc. of  the IEEE Transportation Electrification Conference, Michigan, USA, 2016.
  19. K. L. V. Iyer, C. Lai, S. Mukundhan, H. Dhulipathi, K. Mukherjee, and N. C. Kar, “Investigation of Magnet Demagnetization and Losses in Interior and Surface PMSMs during Integrated Charging Operation in Electric Vehicles,” in Proc. of  the IEEE Intermag Conference, San Diego, USA, 2016.
  20. A. Mollaeian, M. Mousavi, A. Balamurali, J. Tjong, and N. C. Kar, “Optimal Design of Skewed Rotor Induction Machine for Space Harmonic Reduction Considering z-Axis Magnetic Flux Density Variation,” in Proc. of  the IEEE Intermag Conference, San Diego, USA, 2016.
  21. A. Labak, J. Tjong, and N. C. Kar, “Rapid Magnetic De-Fluxing Approach for a Novel ASRM Design with a Push-Pull Winding Arrangement,” in Proc. of  the  IEEE Intermag Conference, San Diego, USA, 2016.
  22. E. Ghosh, A. Mollaeian, V. Hu, and N. C. Kar, “A Novel Control Strategy for On-line Harmonic Compensation in Parametrically Unbalanced Induction Motor,” in Proc. of  the IEEE Intermag Conference, San Diego, USA, 2016.
  23. G. Feng, C. Lai, and N. C. Kar, “A Novel Current Injection Based On-line Parameter Estimation Method for PMSMs Considering Magnetic Saturation,” in Proc. of  the IEEE Intermag Conference, San Diego, USA, 2016.
  24. A. Balamurali, C. Lai, A. Mollaeian, V. Loukanov, and N. C. Kar, “Analytical Investigation of Magnet Eddy Current Losses in Interior Permanent Magnet Motor Using Modified Winding Function Theory Accounting for Pulse Width Modulation Harmonics,” in Proc. of  the IEEE Intermag Conference, San Diego, USA, 2016.

Journal Papers:

  1. C. Lai, K.L.V. Iyer, X. Lu, and N.C. Kar, “Analysis of Electromagnetic Torque and Effective Winding Inductance in a Surface–mounted PMSM During Integrated Battery Charging Operation,” IEEE Transactions on Magnetics, 2015.
  2. X. Lu, K.L.V. Iyer, K. Mukherjee, K. Ramkumar, and N.C. Kar, “Investigation of Permanent Magnet Motor Drives Incorporating Damper Bars for Electrified Vehicles,” IEEE Transactions on Industrial Electronics, vol. 62, pp. 3234–3244, 2015.
  3. B. Esteban, M. Sid Ahmed, and N.C. Kar, “A Comparative Study of Power Supply Architectures in Wireless EV Charging Systems,” IEEE Trans. on Power Electronics, vol. 30, pp. 6408–6422, 2015.
  4. X. Liang, N.C. Kar, and J. Liu, “Load Filter Design Method for Medium Voltage Drive Applications in Electrical Submersible Pump Systems,” IEEE Transactions on Industry Applications, vol. 51, pp. 2017–2029, 2015.

Conference Papers:

  1. A. Balamurali, A. Mollaeian, Seyed Mahdi Mousavi and N. C. Kar, “Parameter Identification of Permanent Magnet Synchronous Machine based on Metaheuristic Optimization,” in proc. of IEEE International Electric Drives and Machines Conference, Idaho, 2015.
  2. K. L. V. Iyer, S. Mukundan, H. Dhulipati,  K. Mukherjee, B. Minaker, and N. C. Kar, (2015) “Design Considerations for Permanent Magnet Machine Drives for Direct-Drive Electric Vehicles,” in proc. of IEEE International Electric Machines and Drives Conference, Idaho, USA.
  3. E. Ghosh, F. Ahmed, N. C. Kar, “Temperature Influenced Online Stator Resistance Estimation Using an Improved Swarm Intelligence Technique for Induction Machine,” in proc. of IEEE Transportation Electrification Conference and Expo, 2015.
  4. B. Esteban, N. Stojakovic, M. Sid. Ahmed, N. C. Kar,”Development of Mutual Inductance Formula for Misaligned Planar Circular Spiral Coils,” in proc. of IEEE Energy Conversion Congress and Exposition, Montreal, May 2015.

Journal Papers:

  1. M.M. Sangdehi, S. Hamidifar, and N.C. Kar, “A Novel Bi–directional DC/AC Stacked Matrix Converter Design for Electrified Vehicle Applications,” IEEE Transactions on Vehicular Technology, vol. 63, pp. 3038–3050, 2014.
  2. Y. Li, X. Lu, and N.C. Kar, “Rule–based Control Strategy with Novel Parameters Optimization Using NSGA–II for Power Split PHEV Operation Cost Minimization,” IEEE Transactions on Vehicular Technology, vol. 63, pp. 3051–3061, 2014.
  3. Y. Usama, X. Lu, H. Imam, C. Sen, and N.C. Kar, “Design and Implementation of a Wavelet Analysis Based Shunt Fault Detection and Identification Module for Transmission Lines Application,” IET Generation, Transmission & Distribution. vol. 8, pp. 431– 441, 2014.
  4. D. Grignion, X. Chen, N.C. Kar, and Q. Huijie, “Estimation of Load Disturbance Torque for DC Motor Drive Systems under Robustness and Sensitivity Consideration,” IEEE Transactions on Industrial Electronics, vol. 61, pp. 930–942, 2014.

Conference Papers:

  1. X. Liang, N.C. Kar, and J. Liu, “Load Filter Design Method for Medium Voltage Drive Applications in Electrical Submersible Pump Systems,” IEEE Industry Applications Society (IAS) Annual Meeting, Vancouver, 2014.
  2. C. Lai C, Y. Zheng, A. Labak, and N.C. Kar, “Investigation and Analysis of Iterative Learning-Based Current Control Algorithm for Switched Reluctance Motor Applications,” IEEE International Conference on Electrical Machines, Berlin, Germany, 2014.
  3. A. Balamurali, K.L.V. Iyer, K. Ramkumar, and N.C. Kar, “Analytical Approach Towards Quantitative Electrical Loss Analysis of Dual Three-phase Permanent Magnet Synchronous Motors,” IEEE International Conference on Electrical Machines, Berlin, Germany, 2014.
  4. M. Ghalkhani, G.A. NazriA, N.C. Kar, and M. Saif, “Heat Response of Prismatic Li-ion Cells,” IEEE Transportation Electrification Conference and Expo, Detroit, United States, , 2014.
  5. C. Lai, A. Balamurali, V. Bousaba, K.L.V. Iyer, and N.C. Kar, “Analysis of Stator Winding Interturn Short-circuit Fault in Interior and Surface Mounted Permanent Magnet Traction Machines,” IEEE Transportation Electrification Conference and Expo, Detroit, United States, , 2014.

 

2013

 

Journal Papers:

  1. A. Labak and N.C. Kar, “Novel Approaches towards Leakage Flux Reduction in Axial Flux Switched Reluctance Machines,” IEEE Transactions on Magnetics, vol. 49, no. 8, pp. 4738 – 4741, 2013.
  2. N.C. Kar, K.L.V. Iyer, A. Labak, X. Lu, C. Lai, A. Balamurali, B. Esteban, and M. Sid-Ahmed, “Courting and Sparking: Wooing Consumers’ Interest in the EV Market,” IEEE Electrification Magazine, vol. 1, no. 1, pp. 21 – 31, 2013.
  3. A. Labak, and N.C. Kar, “Design and Prototyping a Novel 5-Phase Pancake Shaped Axial Flux SRM for Electric Vehicle Application through Dynamic FEA Incorporating Flux-Tube Modeling,” IEEE Transactions on Industry Applications, vol. 49, no. 3, pp. 1276 – 1288, 2013.
  4. K. Mukherjee, K.L.V. Iyer, X. Lu, and N.C. Kar, “A Novel and Fundamental Approach towards Field and Damper Circuit Parameter Determination of Synchronous Machine,” IEEE Transactions on Industry Applications, vol. 49, no. 5, pp. 2097 – 2105, 2013.
  5. S. Hamidifar, M. Kazerooni, and N.C. Kar, “A State Space Synchronous Machine Model with Multifunctional Characterization of Saturation Using Levenberg-Marquardt Optimization Algorithm,” Journal of Electric Power Systems Research (Elsevier), vol. 102, pp. 33 – 41, 2013.
  6. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “A Novel Two-Axis Theory-Based Experimental Approach Towards Determination of Magnetization Characteristics of Line-Start Permanent Magnet Synchronous Machines,” IEEE Transactions on Magnetics, vol. 49, no. 8, pp. 4733 – 4737, 2013.
  7. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Development of a Novel Magnetic Circuit Model for Design of Premium Efficiency Three-Phase Line Start Permanent Magnet Machines with Improved Starting Performance,” IEEE Transactions on Magnetics, vol. 49, no. 7, pp. 3965 – 3968, 2013.
  8. M. Kazerooni, S. Hamidifar, and N.C. Kar, “Analytical Modeling and Parametric Sensitivity Analysis for the PMSM Steady-State Performance Prediction,” IET Electric Power Applications, vol. 7, no. 7, pp. 586 – 596, 2013.
  9. K.L.V. Iyer, X. Lu, Y. Usama, V. Ramakrishnan, and N.C. Kar, “A Two-Fold Daubechies Wavelet Based Module for Fault Analysis and Voltage Regulation in SEIGs for Distributed Wind Power Generation,” IEEE Transactions on Industrial Electronics, vol. 60, no. 4, pp. 1638 – 1651, 2013.

Conference Papers:

  1. K.L.V. Iyer, X. Lu, K. Mukherjee, and N.C. Kar, “Design of a Novel Copper-rotor Line Start Permanent Magnet Machine Tailoring Skin and Proximity Effects for Improved Starting Performance,” in Proc. of the 12th Joint MMM/Intermag-IEEE Conference, Chicago, USA, 2013.
  2. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Development of a Novel Magnetic Circuit Model for Design of Premium Efficiency Three-Phase Line Start Permanent Magnet Machines with Improved Starting Performance,” in proc. of the 12th Joint MMM/Intermag-IEEE Conference, Chicago, USA, 2013.
  3. S.F. Ghousia and N.C. Kar, “A Novel Optimized Instantaneous Torque Ripple Minimization Method with Current Profiling in Switched Reluctance Motors,” in proc. of the 12th Joint MMM/Intermag-IEEE Conference, Chicago, USA, 2013.
  4. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “A Novel Two-axis Theory based Approach towards Determination of Magnetizing Characteristics of Line Start Permanent Magnet Machine and its Effects on Stability and Starting Performance,” in proc. of the 10th Latin American Workshop on Magnetism, Magnetic Materials, and Their Applications, Buenos Aires, Argentina, 2013.
  5. A. Labak and N.C. Kar, “A Novel Approach towards Leakage Flux Reduction in Axial Flux Switched Reluctance Machines through Utilization of Grain Oriented Steel Segment and Improved Winding Configuration,” in proc. of the 10th Latin American Workshop on Magnetism, Magnetic Materials, and Their Applications, Buenos Aires, Argentina, 2013.
  6. A. Caratti, G. Catacchio, C. Gambino, and N.C. Kar, “Development of a Predictive Model for Regenerative Braking System,” in proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2013.
  7. G. Capano, M. Mozzone, and N.C. Kar, “Investigation of the Electric Power Balance in a Vehicle for the Choice of the Battery,” in proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2013.
  8. S. Hamidifar, M. Mousavi, and N.C. Kar, “Comprehensive Modeling of Electric Vehicles to Analyze Their Performance Based on Different Propulsion Profiles,” in proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2013.
  9. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Study of Permanent Magnet Machine based Flywheel Energy Storage System for Peaking Power Series Hybrid Vehicle Control Strategy,” in proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2013.
  10. A. Labak, G.A. Nazri, and N.C. Kar, “A Novel Design of Electric Tire Concept Incorporating Permanent Magnet Linear Generators Arrangement,” n proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2013.

 

2012

 

Journal Papers:

  1. C. Sen, Y. Usama, T. Carciumaru, X. Lu, and N.C. Kar, “Design of Novel Wavelet based Transient Detection Unit for In-Vehicle Fault Determination and Hybrid Energy Utilization,” IEEE Transactions on Smart Grid, vol. 3, pp. 422-433, 2012.
  2. K.L.V. Iyer, X. Lu, K. Mukherjee, and N.C. Kar, “Novel Two-Axis Theory based Approach towards Parameter Determination of Line-Start Permanent Magnet Synchronous Machines, ” IEEE Transaction on Magnetics, vol. 48, pp. 4208-4211, 2012.
  3. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar,”A Wavelet/Particle Swarm Optimization based Voltage Regulation Scheme and Suitability Analysis of Copper- and Aluminum-rotor Induction Machines for Distributed Wind Power Generation,” IEEE Transactions on Smart Grid, vol. 3, pp. 1923-1934, 2012.
  4. S. Hamidifar and N.C. Kar, “A Novel Approach to Saturation Characteristics Modeling and Its Impact on Synchronous Machine Transient Stability Analysis,” IEEE Transactions on Energy Conversion, vol. 27, pp. 139-150, 2012.
  5. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “A Dual Purpose Triangular Neural Network Based Module for Monitoring and Protection in Bi-directional Off-board Level-3 Charging of EV/PHEV,” IEEE Transactions on Smart Grid, vol. 3, pp. 1670-1678, 2012.
  6. H.M. Jabr, K.L.V. Iyer, C. Sen and N.C. Kar, “Self-adjusting and Fuzzy Logic Gain Schedulers for Vector Control of Wind Driven Doubly-fed Indcution Generator,” International Journal of Environmental Studies (Taylor and Francis), vol. 69, pp. 299-313, 2012.
  7. K.L.V. Iyer and N.C. Kar, “Voltage and Frequency Regulation of Alumium- and Copper-Rotor SEIGs incorporating Proximity Effect,” International Journal of Environmental Studies (Taylor and Francis), vol. 69, pp. 314-337, 2012.

Conference Papers:

  1. D. Biswas, K. Mukherjee, and N.C. Kar, “Loss Minimization Control of a Vector Controlled Induction Motor for Electric Vehicle Applications,” in Proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2012.
  2. X. Lu, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Development of a Bi-directional Off-board Level-3 Quick Charging Station for Electric Bus,” in Proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2012.
  3. S.M.M. Sangdehi, K.L.V. Iyer, K. Mukherjee, and N.C. Kar, “Short Term Power Demand Forecasting in Light and Heavy Duty Electric Vehicles Through Linear Prediction Method,” in Proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2012.
  4. S. Baldizzone, C. Novak, and N.C. Kar, “Experimental Investigations of Noise and Vibration in Electric Machines,” in Proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2012.
  5. Y. Li and N.C. Kar, “Investigating the Effects of Power Split PHEV Transmission Gear Ratio to Operation Cost,” in Proc. of the IEEE Transportation Electrification Conference and Expo, Detroit, USA, 2012.
  6. M. Kazerooni and N.C. Kar, “Impact Analysis of EV Battery Charging on the Power system Distribution Transformers,” in Proc. of the IEEE International Electric Vehicle Conf., South Carolina, USA, 2012.
  7. M. Kazerooni and N.C. Kar, “Optimal Load Management of EV Battery Charging and Optimization of Harmonic Impacts on Distribution Transformers,” in Proc. of the IEEE Canadian Conf. on Electrical and Computer Eng., Montreal, Canada, 2012.
  8. K. Mukherjee, K.L.V. Iyer, X. Lu, and N.C. Kar, “A Novel and Fundamental Approach towards Field and Damper Circuit Parameter Determination of Synchronous Machine,” in Proc. of the IEEE International Conference on Electric Machines, Marseille, France, 2012.
  9. K.L.V. Iyer, X. Lu, K. Mukherjee, and N.C. Kar, “Fault Detection in Copper-rotor SEIG System Using Artificial Neural Network for Distributed Wind Power Generation,” in Proc. of the IEEE International Conference on Electric Machines, Marseille, France, 2012.
  10. A. Labak and N.C. Kar, “Outer Rotor Switched Reluctance Motor Design for In-Wheel Drive of Electric Bus Application,” in Proc. of IEEE International Conference on Electric Machines, Marseille, France, 2012.
  11. B. Esteban, M. Sid-Ahmed, and N.C. Kar, “Review of Primary Circuit Topologies for Wireless EV Charging Systems,” Presented at the Electric Vehicle Conference & Trade Show, Montreal, Canada, 2012.
  12. X. Lu, K. Mukherjee and N.C. Kar, “Study and Detection of Demagnetization in Line Start Permanent Magnet Synchronous Machines Using Artificial Neural Network,” in Proc. of the IEEE International Conference on Electric Machines & Systems, Sapporo, Japan, 2012.
  13. K.L.V. Iyer, X. Lu, K. Mukherjee, and N.C. Kar, “Novel Two-Axis Theory based Approach towards Parameter Determination of Line-Start Permanent Magnet Synchronous Machines, ” in Proc. of the IEEE INTERMAG, Vancouver, Canada, 2012.

 

2011

 

Journal Papers:

  1. M. Jabr, D. Lu, and N. C. Kar, “Design and Implementation of Neuro-Fuzzy Vector Control for Wind-driven Doubly-Fed Induction Generator,” IEEE Transactions on Sustainable Energy, vol. 2, pp. 404-413, 2011.

Conference Papers:

  1. L. V. Iyer, V. Ramakrishnan, and N. C. Kar, “Significance of Incorporating Proximity Effect in the SEIG Modeling for Wind Power Application,” in Proc. of the IEEE International Electric Machines and Drives Conference, Niagara Falls, Canada, 2011.
  2. Kazeeroni and N. C. Kar, “Methods for Determining the Parameters and Characteristics of PMSM,” in Proc. of the IEEE International Electric Machines and Drives Conference, Niagara Falls, Canada, 2011.
  3. Hamidifar, M. Kazerooni, and N. C. Kar, “A Novel Method to Represent the Saturation Characteristics of PMSM Using Levenberg-Marquardt Algorithm,” in Proc. of the IEEE Vehicular Power and Propulsion Conference, Chicago, USA, 2011.
  4. Li and N. C. Kar, “Advanced Design Approach of Power Split Device of Plug-in Hybrid Electric Vehicles Using Dynamic Programming,” in Proc. of the IEEE Vehicular Power and Propulsion Conference, Chicago, USA, 2011.
  5. Lu, K. L. V. Iyer, and N. C. Kar, “Modeling and Comprehensive Analysis of Induction Assisted Permanent Magnet Synchronous AC Motors,” in Proc. of the 1st International Electric Drives Production Conference, Erlangen-Nuremberg, Germany, 2011.
  6. L. V. Iyer, X. Lu, K. Mukherjee, and N. C. Kar, “Online Stator and Rotor Resistance Estimation Scheme Using Swarm Intelligence for Induction Motor Drive in EV/HEV,” in Proc. of the 1st International Electric Drives Production Conference, Erlangen-Nuremberg, Germany, 2011.

2010

Journal Papers:

  1. Hafiz, G. Nanda, and N.C. Kar, “Comparative Performance Analysis of Aluminum- and Copper-Rotor Induction Generators in Standalone Wind Power Application,” Accepted for publication in the International Journal for Computation and Mathematics in Electrical and Electronic Engineering, Issue 5, 2010.
  2. Hafiz, G. Nanda, and N.C. Kar, “Performance Analysis of Aluminum- and Copper-Rotor Induction Generators Considering Skin and Thermal Effects,” IEEE Trans. on Industrial Electronics, January, 2010.

Conference Papers:

  1. Lu and N.C. Kar, “A Review of Flux-weakening Control in Permanent Magnet Synchronous Machines,” IEEE Vehicular Power and Propulsion Conference, France, September.
  2. Kettlewell and N.C. Kar, “Steady-State Performance Analysis of Interior Permanent Magnet Synchronous Machines Using the Classical D-Q Model,” IEEE International Conference on Electrical Machines, Italy, September.
  3. Hamidifar and N.C. Kar, “A Trigonometric Technique for Characterizing Magnetic Saturation in Electrical Machines,” IEEE International Conference on Electrical Machines, Italy, September.
  4. Labak and N.C. Kar, “A Five-Phase Pancake Shaped Switched Reluctance Motor Design Improvement and Analysis,” IEEE International Conference on Electrical Machines, Italy, September.
  5. M. Jabr, D. Lu and N.C. Kar, “Experimental Verification of Neuro-fuzzy Vector Control for Wind Driven DFIG,” IEEE IECON, USA, November.

2009

Journal Papers:

  1. Casey, K. Tepe, and N.C. Kar, “Desing and Implementation of a Testbed for IEEE 802.15.4 (Zigbee) Performance Measurement,” Accepted for publication in the EURASIP Journal on Wireless Communications and Networking, 2009.
  2. Khan and N.C. Kar, “A Bibliography on the Development of the Design and Control Technologies for Hybrid Vehicles,” Journal of International Review on Modelling and Simulations, April, 2009.
  3. Khan and N.C. Kar, “Hybrid Electric Vehicles for Sustainable Transportation: A Canadian Perspective,” World Electric Vehicle Association Journal, 2009.

Conference Papers:

  1. Matthieu, M. Danti, M. Sheikh, S. Saleem, and N.C. Kar, “Hyper-Cycling Series Hybrid Drivetrain Implementation,” Proc. of the 2009 IEEE Electrical Power and Energy Conference (EPEC), Montreal, October.
  2. Sen and N.C. Kar, “Analysis of the Battery Performance in Hybrid Electric Vehicle for Different Traction Motors,” Proc. of the 2009 IEEE EPEC, Montreal, October.
  3. Lu and N.C. Kar, “Neural Network Based Torque Control of Switched Reluctance Motor for Hybrid Electric Vehicle Propulsion at High Speeds,” Proc. of the 2009 EPEC, Montreal, October.
  4. Hamidifar and N.C. Kar, “Energy Based Graphical User Interface Modeling for PHEV Energy Management System,” Proc. of the 2009 IEEE EPEC, Montreal, October.
  5. Das and N.C. Kar, “Efficient Power Management through Optimized Speed and Torque Operation of Drivetrain ComponeBnts,” Proc. of the 2009 EPEC, Montreal, October.
  6. Lu and N.C. Kar, “Neural Network Based Torque Control of Switched Reluctance Motor for Hybrid Electric Vehicle Propulsion at Low Speeds,” Proc. of the 9th IEEE Electro-Information Technology Conference, Windsor, May.
  7. Labak and N.C. Kar, “A Novel Five-Phase Pancaked Shaped Switched Reluctance Motor for Hybrid Electric Vehicles,” Proc. of the the 2009 IEEE Vehicle Power and Propulsion Conference, USA, September.
  8. Sen and N.C. Kar, “Battery Pack Modeling for the Analysis of Battery Management System of a Hybrid Electric Vehicle,” Proc. of the the 2009 IEEE Vehicle Power and Propulsion Conference, USA, September.
  9. Sen and N.C. Kar, “Analysis of a Novel Battery Model to Illustrate the Instanteneous Voltage for a Hybrid Electric Vehicle,” Proc. of the 24th 2009 International Battery, Hybrid and Fuel Cell Electric Vehicle Symposium and Exposition, Norway, May.
  10. Khan and N.C. Kar, “Hybrid Electric Vehicles for Sustainable Transportation: A Canadian Perspective,” Proc. of the 24th 2009 International Battery, Hybrid and Fuel Cell Electric Vehicle Symposium and Exposition, Norway, May.

2008

Journal Papers:

  1. Guha and N.C. Kar, “Saturation Modeling and Stability Analysis of Synchronous Reluctance Generator,” IEEE Trans. on Energy Conversion, Vol.23, No.3, September, 2008.
  2. Jabr and N.C. Kar, “Leakage Flux Saturation Effects on the Transient Performance of Wound-Rotor Induction Motor,” Journal of Electric Power Systems Research, Vol.78, No.7, pp.1280-1289, 2008.
  3. Mazhar, H. Tashakori and N.C. Kar, “Performance Analysis of a Synchronous Generator under Loss-of-Excitation,” Journal of International Review of Electrical Engineering, April, 2008.

Conference Papers:

  1. M. El-Serafi and N.C. Kar, “Effect of Voltage Sag Duration on the Air-Gap Magnetic Flux Patterns and Peak Electromagnetic Torques in Saturated Synchronous Motors,” Proc. of the 2008 IEEE International Conference on Electrical Machines, Portugal, September.
  2. Hafiz, G. Nanda and N.C. Kar, “Comparative Performance Analysis of Aluminum Rotor and Copper Rotor SEIG Considering Skin Effect,” Proc. of the IEEE International Conference on Electrical Machines, Portugal, September.
  3. Ghousia and N.C. Kar, “Investigation of Electromagnetic Force Using Tunable Volume Integration Method in a Switched Reluctance Motor,” Proc. of the 2008 International Conference on Modeling and Simulation of Electric Machines, Converters and Systems, Quebec, June.
  4. Khan and N.C. Kar, “Speed Tracking Performance of Fuzzy-Based Vector Controlled Induction Motor Drives for Hybrid Electric Vehicles,” Proc. of the 2008 IEEE Canadian Conference on Electrical and Computer Engineering, Niagara Falls, May.
  5. Rana and N.C. Kar, “Steady-State Analysis of Self-Excited Synchronous Reluctance Generators,” Proc. of the 2008 IEEE Canadian Conference on Electrical and Computer Engineering, Niagara Falls, May.
  6. Hafiz, G. Nanda and N.C. Kar, “Skin Effect Modeling of Self-Excited Induction Generator in Wind Power Application,” Proc. of the 2008 IEEE Canadian Conference on Electrical and Computer Engineering, Niagara Falls, May.

2007

Journal Papers:

  1. C. Kar and R.E. Janzen, “Induction Motor Drive for Electric Vehicles, with Efficiency- and Overload-Augmented PI Control,” Accepted for publication in the Journal of Electric Power Components and Systems.
  2. Hafiz, F. Farran, H. Allawaha, M. Ayub, M. El-Chafei and N.C. Kar, “Auxiliary Power Unit for Truck Idling Reduction, International Journal of Environmental Studies,” Vol.64, No.4, pp.433-443, 2007.
  3. Jabr and N.C. Kar, “Effects of Main and Leakage Flux Saturation on the Transient Performances of Doubly-Fed Wind Driven Induction Generator,” Journal of Electric Power Systems Research, Vol.77, No.8, pp.1019-1027, 2007.

Conference Papers:

  1. Jabr and N.C. Kar, “Neuro-Fuzzy Vector Control for Doubly-Fed Wind Driven Induction Generator,” Proc. of the 2007 IEEE Electrical Power Conference, Montreal, October.
  2. Khan and N.C. Kar, “Performance Analysis of Fuzzy-Based Indirect Field Oriented Control of Induction Motor Drives for Hybrid Electric Vehicles,” Proc. of the 2007 Plug-In Hybrid Electric Vehicle Conference, Winnipeg, November.
  3. Ali and N.C. Kar, “An Energy Based Model for Optimization of Motor Runtime in Plug-In Hybrid Electric Vehicles,” Proc. of the 2007 Plug-In Hybrid Electric Vehicle Conference, Winnipeg, November.
  4. Jabr and N.C. Kar, “Starting Performance of Saturated Induction Motors,” Proc. of the 2007 IEEE Power Engineering Society General Meeting, Florida, June.
  5. Ghousia and N.C. Kar, “Performance Analysis of an 8/6 Switched Reluctance Machine Using Finite-Element Method,” Proc. of the 2007 IEEE Power Engineering Society General Meeting, Florida, June.
  6. Najafi and N.C. Kar, “Effect of Short-Circuit Voltage Profile on the Transient Performance of Saturated Permanent Magnet Synchronous Motors,” Proc. of the 2007 IEEE Power Engineering Society General Meeting, Florida, June.
  7. C. Kar and A.M. El-Serafi, “Measurement of the Saturation Characteristics in the Quadrature Axis of Synchronous Machines,” Proc. of the 2007 IEEE Power Engineering Society General Meeting, Florida, June.

2006

Journal Papers:

  1. C. Kar and A.M. El-Serafi, “Measurement of the Saturation Characteristics in the Quadrature Axis of Synchronous Machines,” IEEE Trans. on Energy Conversion, Vol.21, No.3, pp.690-698, 2006.
  2. Jabr and N.C. Kar, “Fuzzy Logic Based Vector Control of a Doubly-Fed Induction Generator in Wind Power Application,” Journal of Wind Engineering, Vol.30, No.3, pp.201-223, 2006.

Conference Papers:

  1. M. El-Serafi and N.C. Kar, “Effect of Voltage Swells on the Transient Performance of Saturated Synchronous Motors,” Proc. of the 2006 International Conference on Electrical Machines, Greece, September.
  2. Janzen and N.C. Kar, “Efficiency Improvements from an Electric Vehicle Induction Motor Drive, with Augmentations to a PI Control,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.
  3. Nanda and N.C. Kar, “A Survey and Comparison of Characteristics of Motor Drives Used in Electric Vehicles,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.
  4. Jabr and N.C. Kar, “Fuzzy Gain Tuner for Vector Control of Doubly-Fed Wind Driven Induction Generator,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.
  5. Guha and N.C. Kar, “A New Method of Modeling Magnetic Saturation in Electrical Machines,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.
  6. Najafi and N.C. Kar, “Impact of Saturation on Transient Behavior of Interior Permanent Magnet Synchronous Motors,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.
  7. C. Kar and A.M. El-Serafi, “Effect of Voltage Sags on the Transient Performance of Saturated Synchronous Motors,” Proc. of the 2006 IEEE Canadian Conference on Electrical & Computer Engineering, Ottawa, May.

2005

Journal Papers:

  1. Guha, H. Jabr and N.C. Kar, “Status of and Prospect for Wind Power Generation in Canada,” Journal of Wind Engineering, Vol.29, No.3, pp.253-270, 2005.
  2. M. El-Serafi and N.C. Kar, “Methods for Determining the Intermediate-Axis Saturation Characteristics of Salient-Pole Synchronous Machines from the Measured d-Axis Characteristics,” IEEE Trans. on Energy Conversion, Vol.20, No. 1, pp.88-97, 2005.

Conference Papers

  1. C. Kar and H. Jabr, “A Novel PI Gain Scheduler for a Vector Controlled Doubly-Fed Wind Driven Induction Generator,” Proc. of the 2005 IEEE International Conference on Electrical Machines and Systems, China, September.
  2. C. Kar and A.M. El-Serafi, “Effect of the Main Flux Saturation on the Transient Short-Circuit Performance of Synchronous Machines,” Proc. of the 2005 IEEE Canadian Conference on Electrical & Computer Engineering, Saskatoon, May.
  3. Jabr and N.C. Kar, “Adaptive Vector Control for Slip Energy Recovery in Doubly-Fed Wind Driven Induction Generator,” Proc. of the 2005 IEEE Canadian Conference on Electrical & Computer Engineering, Saskatoon, May.
  4. Guha and N.C. Kar, “A Linearized Model of Saturated Self-Excited Synchronous Reluctance Generator,” Proc. of the 2005 IEEE Canadian Conference on Electrical & Computer Engineering, Saskatoon, May.

2004

Conference Papers:

  1. C. Kar, “Effect of the Cross-Magnetizing Phenomenon on the Transient Stability Analysis of Saturated Synchronous Machines,” Proc. of the 2004 International Conference on Electrical Machines and Systems, South Korea, November.
  2. C. Kar and A.M. El-Serafi, “Effect of the Cross-Magnetizing Phenomenon on the Steady-State Performance of Saturated Synchronous Motors,” Proc. of the 2004 International Conference on Electrical Machines and Systems, South Korea, November.
  3. Elahipanah, N. Bayan and N.C. Kar, “A New Approach to Correlate Synchronous Machine Mechanical Parameters with Critical Clearing Time in the Power System Transient Stability Analysis,” Proc. of the 2004 International Conference on Electrical Machines and Systems, South Korea, November.
  4. C. Kar and A.M. El-Serafi, “Experimental Methods for Measuring the q-Axis Saturation Characteristics of Synchronous Machines,” Proc. of the 2004 IEEE Canadian Conference on Electrical & Computer Engineering, Niagara Falls, May.