Embedded Files
Conference Proceedings
Conference Proceedings
2025
2025
ECCE 2025
S. Min and G. Choi, "Design of a Novel Embedded Magnet Rotor Geometry to Reduce Rotor Stress Concentration Effects in IPM Machines for EVs," 2025 IEEE Energy Conversion Conference Congress and Exposition (ECCE), Philadelphia, PA, USA, 2025, pp. 1-6
J. -Y. Shin and G. Choi, "Novel Rotor Surface Profile Control Method for Minimizing Position Error in VR Resolvers by Harmonic Injection," 2025 IEEE Energy Conversion Conference Congress and Exposition (ECCE), Philadelphia, PA, USA, 2025, pp. 1-7
ICEMS 2025
M. J. Miskolczy, J. Choi and G. Choi, "Iterative 2D Magnetostatic Analysis with Analytical Postprocessing for Accurate AC Copper Loss Calculation in Hairpin Winding PMSMs," 2025 28th International Conference on Electrical Machines and Systems (ICEMS), Busan, Korea, Republic of, 2025, pp. 470-475
E. Kim, J. -Y. Shin and G. Choi, "Investigation of UCG and Three-Phase SC Fault Response of Three Motor Drive Configurations for EV Applications," 2025 28th International Conference on Electrical Machines and Systems (ICEMS), Busan, Korea, Republic of, 2025, pp. 2028-2032
J. Choi et al., "Improved Jiles-Atherton Model for Accurate Hysteresis Loop Prediction under Deep Saturation Conditions," 2025 28th International Conference on Electrical Machines and Systems (ICEMS), Busan, Korea, Republic of, 2025, pp. 1320-1324
SCEMS 2025
D. Lee, J. Choi and G. Choi, "Relative Permeance-Based Airgap Flux Density Analysis of SPMSM Considering Slotting Effect and Tooth-Tip Flux Concentration," 2025 IEEE 8th Student Conference on Electric Machines and Systems (SCEMS), Pusan, Korea, Republic of, 2025, pp. 1-6
대한전기학회 하계 학술대회
다중물리 현상을 고려한 Micro EV용 PMa-SynRM의 성능 분석
전자기-열 연성 해석 기반 주요 물성 변화에 따른 IPMSM 성능 영향 분석
역기전력 고조파에 기인한 전류 제어 외란 저감 기법 연구
오픈소스 소프트웨어를 활용한 인버터 데드타임 보상에 따른 출력 고조파 특성 분석 연구
FEAfix 기반 수식 보정 기법을 적용한 PMa-SynRM의 초기 형상 설계 및 해석 연구
ADVISOR 시뮬레이션 기반 자작 전기차(EV) 구동 방식에 따른 주행 효율성 비교 연구
2024
2024
ECCE 2024
G. J. Sirewal and G. Choi, "Analysis and Design of a Self-Excitation Scheme for an Open-end Armature Winding Wound-Rotor Synchronous Machine," 2024 IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, AZ, USA, 2024, pp. 5846-5851
J. Choi, G. -H. Jang, J. Kang, G. Choi, C. Dobler and G. Bramerdorfer, "Comparison of Core Loss Characteristics of Interior PM and Flux-Switching PM Machines for EV Applications," 2024 IEEE Energy Conversion Congress and Exposition (ECCE), Phoenix, AZ, USA, 2024, pp. 5721-5726
ICEMS 2024
G. -H. Jang, S. Kim and G. Choi, "Design and Optimization of an Outer-Rotor PMSM for Torque Ripple Minimization," 2024 27th International Conference on Electrical Machines and Systems (ICEMS), Fukuoka, Japan, 2024, pp. 3367-3373
G. J. Sirewal, E. Kim and G. Choi, "Dual Inverter Controlled Third Harmonic Current Injection Scheme for an Open-End Winding Brushless Wound Rotor Synchronous Machine," 2024 27th International Conference on Electrical Machines and Systems (ICEMS), Fukuoka, Japan, 2024
대한전기학회 하계 학술대회
ADVISOR을 활용한 듀얼 모터 기반 사륜구동 전기자동차 주행 효율 분석
전압 변조 지수 및 스위칭 주파수 변조에 따른 PWM 인버터의 고조파 특성 분석
구동력 분배 전략을 고려한 인휠 모터 EV 주행 효율 분석
자기 포화와 공간 고조파를 고려한 IPM 모터 드라이브 시뮬레이션
오픈 소스 소프트웨어를 활용한 PWM 인버터 고조파 효과 분석
2023
2023
ECCE 2023
M. Fereydoonian, K. Lee, G. Choi and W. Lee, "Rotor Saliency Optimization for High-Power Density Wound-Field Flux-Switching Machines," 2023 IEEE Energy Conversion Congress and Exposition (ECCE), Nashville, TN, USA, 2023, pp. 3867-3874
G. -H. Jang, M. Choi and G. Choi, "Design and Analysis of PM Machines for personal Mobility Applications Considering Safety Regulations," 2023 IEEE Energy Conversion Congress and Exposition (ECCE), Nashville, TN, USA, 2023, pp. 2070-2075
Intermag 2023
G. Choi, J. Park and G. -H. Jang, "Design, Analysis, and Experimental Verification of a PM-Based Hybrid Brake System for Personal e-Mobility Applications," 2023 IEEE International Magnetic Conference - Short Papers (INTERMAG Short Papers), Sendai, Japan, 2023, pp. 1-2
대한전기학회 하계 학술대회
오픈소스 소프트웨어 기반 영구자석형 동기 릴럭턴스 전동기 설계 및 해석
퍼스널 모빌리티 구동용 영구자석형 동기전동기 설계 및 해석
주행 사이클을 고려한 전동킥보드 성능 분석
EV 구동용 동기 릴럭턴스 전동기 회전자 설계 및 분석
토크 성능 향상을 위한 동기 릴럭턴스 전동기의 회전자 형상 설계 기법 연구
2022
2022
ICEMS 2022
M. Choi, G. Choi and G. Bramerdorfer, "Design Optimization of Traction Motors using a Quasi-Monte Carlo-based Two-Step Method," 2022 25th International Conference on Electrical Machines and Systems (ICEMS), Chiang Mai, Thailand, 2022, pp. 1-5
ICNGC 2022
Comparative Analysis of Traction Machines for Micro EV Applications
대한전기학회 하계 학술대회
GREET을 이용한 내연기관 자동차와 전기자동차의 전 과정 CO2 배출량 분석
C-Segment 전기자동차 시스템 분석 및 설계
2021
2021
ICNGC 2021
Development of an Eddy Current Braking System for an e-Mobility Application
SDEMPED 2021
W. Lee and G. Choi, "A Comprehensive Review of Fault-Tolerant AC Machine Drive Topologies: Inverter, Control, and Electric Machine," 2021 IEEE 13th International Symposium on Diagnostics for Electrical Machines, Power Electronics and Drives (SDEMPED), Dallas, TX, USA, 2021
대한전기학회 하계 학술대회
MATLAB ADVISOR 를 이용한 전기자동차 구동모터용 집중권과 분포권 IPMSM 의 효율특성 비교
2단 변속기를 적용한 전기 스포츠카의 성능 및 효율특성 분석
2017
2017
ECCE 2017
B. Gallert, G. Choi, K. Lee, X. Jing and Y. Son, "Maximum efficiency control strategy of PM traction machine drives in GM hybrid and electric vehicles," 2017 IEEE Energy Conversion Congress and Exposition (ECCE), Cincinnati, OH, USA, 2017, pp. 566-571
2016
2016
ECCE 2016
G. Choi and T. M. Jahns, "Analysis and design guidelines to mitigate demagnetization vulnerability in PM synchronous machines," 2016 IEEE Energy Conversion Congress and Exposition (ECCE), Milwaukee, WI, USA, 2016, pp. 1-8
2015
2015
ECCE 2015
G. Choi and T. M. Jahns, "Post-demagnetization characteristics of permanent magnet synchronous machines," 2015 IEEE Energy Conversion Congress and Exposition (ECCE), Montreal, QC, Canada, 2015, pp. 1781-1788
2014
2014
IECON 2014
G. Choi and T. M. Jahns, "Demagnetization characteristics of permanent magnet synchronous machines," IECON 2014 - 40th Annual Conference of the IEEE Industrial Electronics Society, Dallas, TX, USA, 2014, pp. 469-475
2013
2013
ECCE 2013
G. Choi and T. M. Jahns, "Interior permanent magnet synchronous machine rotor demagnetization characteristics under fault conditions," 2013 IEEE Energy Conversion Congress and Exposition, Denver, CO, USA, 2013, pp. 2500-2507
IEMDC 2013
Gilsu Choi and T. M. Jahns, "Design of electric machines for electric vehicles based on driving schedules," 2013 International Electric Machines & Drives Conference, Chicago, IL, USA, 2013, pp. 54-61
2012
2012
PEMWA 2012
B. Sarlioglu, D. Pan and G. Choi, "A new course on control of wind power generation systems using analysis and simulation," 2012 IEEE Power Electronics and Machines in Wind Applications, Denver, CO, USA, 2012, pp. 1-7
2007
2007
VPPC 2007
S. M. Lukic, P. Mulhall, G. Choi, M. Naviwala, S. Nimmagadda and A. Emadi, "Usage Pattern Development for Three-Wheel Auto Rickshaw Taxis in India," 2007 IEEE Vehicle Power and Propulsion Conference, Arlington, TX, USA, 2007, pp. 610-616
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