DSP-based self-tuning IP speed controller with load torque compensation for rolling mill DC drive. - Jun-Keun Ji; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1995)

Kalman filter and LQ based speed controller for torsional vibration suppression in a 2-mass motor drive system. - Jun-Keun Ji; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1995)

A new motor speed estimator using Kalman filter in low-speed range. - Heui-Wook Kim; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1996)

Voltage control strategy for maximum torque operation of an induction machine in the field-weakening region. - Sang-Hoon Kim; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1997)

Generalized solution of minimum time current control in three-phase balanced systems. - Jong-Woo Choi; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1998)

Fuzzy-logic-based torque control strategy for parallel-type hybrid electric vehicle. - Hyeoun-Dong Lee; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1998)

Minimum-loss strategy for three-phase PWM rectifier. - Dae-Woong Chung; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1999)

Efficiency-optimized direct torque control of synchronous reluctance motor using feedback linearization. - Hyeoun-Dong Lee; Seog-Joo Kang; Seung-Ki Sul (IEEE Trans. Ind. Electron., 1999)

Vertical-vibration control of elevator using estimated car acceleration feedback compensation. - Jun-Koo Kang; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2000)

Analysis and prediction of inverter switching frequency in direct torque control of induction machine based on hysteresis bands and machine parameters. - Jung-Won Kang; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2001)

Novel Flux-Weakening Control of an IPMSM for Quasi Six-Step Operation. - Gi-Young Choi; Mu-Shin Kwak; Tae-Suk Kwon; Seung-Ki Sul (IAS, 2007)

Torque Control Strategy of an IPMSM Considering the Flux Variation of the Permanent Magnet. - Yeon-Su Kim; Seung-Ki Sul (IAS, 2007)

Flux Weakening Control of an Open Winding Machine with Isolated Dual Inverters. - Mu-Shin Kwak; Seung-Ki Sul (IAS, 2007)

Design and Control of an Axial Flux Machine for a Wide Flux-Weakening Operation Region. - Tae-Suk Kwon; Seung-Ki Sul; Luigi Alberti; Nicola Bianchi (IAS, 2007)

Voltage Sag Ride-Through of Super High-Speed Turbo Compressor. - Jung-Sik Yim; Seung-Ki Sul; Ji-Seop Byeon; Sung-Il Lim (IAS, 2007)

Control Issues of High Pole Count Machines at High Speed Operation. - Jung-Sik Yim; Seung-Ki Sul; Bon-Ho Bae; Nitin Patel; Silva Hiti (IAS, 2007)

Design of a Variable Speed Compressor Drive System for Air-Conditioner without Electrolytic Capacitor. - Hyunjae Yoo; Seung-Ki Sul; Hoyong Jang; Youngho Hong (IAS, 2007)

Dual Observers for the Disturbance Rejection of a Motion Control System. - Young-Doo Yoon; Eunsoo Jung; Anno Yoo; Seung-Ki Sul (IAS, 2007)

Power Control Algorithm for Hybrid Excavator with Super Capacitor. - Tae-Suk Kwon; Seon-Woo Lee; Seung-Ki Sul; Byoung-il Kang; Min-Seok Hong; Cheol-Gyu Park; Nag-in Kim (IAS, 2008)

Variable Speed Engine Generator with Super-Capacitor; Isolated Power Generation System and Fuel Efficiency. - Joon-Hwan Lee; Seung-Hwan Lee; Seung-Ki Sul (IAS, 2008)

Design of Speed Control Loop of A Variable Speed Diesel Engine Generator by Electric Governor. - Seung-Hwan Lee; Jung-Sik Yim; Joon-Hwan Lee; Seung-Ki Sul (IAS, 2008)

Design of Flux Observer Robust to Parameter Variation of Interior Permanent Magnet Synchronous Motor. - Anno Yoo; Seung-Ki Sul (IAS, 2008)

Voltage Feedback Current Control Scheme for Improved Transient Performance of Permanent Magnet Synchronous Machine Drives. - Yong-Cheol Kwon; Sungmin Kim; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2012)

Resonance Suppression Method for Grid-Connected Converter With LCL Filter Under Discontinuous PWM. - Hyeon-Sik Kim; Seung-Ki Sul (IEEE Access, 2021)

Magnet Temperature Estimation of Traction Motor in Standstill With Considering Spatial Harmonics. - Hyun-Sam Jung; Hwigon Kim; Seung-Ki Sul; Daniel J. Berry (IEEE Trans. Ind. Electron., 2021)

High-Fidelity Induction Motor Simulation Model Based on Finite Element Analysis. - Joon-Hee Lee; Yong-Cheol Kwon; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2022)

Design of Frequency-Adaptive Flux Observer in PMSM Drives Robust to Discretization Error. - Jiwon Yoo; Hyeon-Sik Kim; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2022)

Stator Winding Temperature and Magnet Temperature Estimation of IPMSM Based on High-Frequency Voltage Signal Injection. - Hwigon Kim; Hyun-Sam Jung; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2023)

Time-Optimal Transition Method for Six-Step Operation of PMSM via Geometric Prediction of Flux Trajectory. - Hyung-June Cho; Yong-Cheol Kwon; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2024)

Direct MTPA Tracking Control of Sensorless IPMSM in Low-Speed Region. - Jiwon Yoo; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2025)

Single Current Control Method for Six-Step Operation of PMSM Cascaded With Time-Optimal Dead-Beat Flux Controller. - Hyung-June Cho; Seung-Ki Sul (IEEE Trans. Ind. Electron., 2025)