Kunio Koga

A Method of Improving Characteristics of Volts/Hertz-controlled Induction Motors

Ryuzo Ueda, Toshikatsu Sonoda, Kunio Koga, 1990 .

Stability analysis and stabilizing control of inverter-fed induction motor

Ryuzo Ueda, Toshikatsu Sonoda, Kunio Koga, 1989 .

Open Loop Control of Synchronous Motor using Inverters

Yoshitaka Minari, Toshikatsu Sonoda, Kunio Koga, 1993 .

Instantaneous torque of induction motor driven by nonsinusoidal wave power source

Kunio Koga, 1983 .

Transient Torque Analysis of Induction Motors

Ryuzo Ueda, Toshikatsu Sonoda, Kunio Koga, 1994 .

Characteristic Analysis of Three-Phase Diode-Bridge Rectifier with a DC Side Capacitor

Kunio Koga, Ryuzo Ueda, Hiroaki Takajyo, 2000 .

Evaluations on operating performances of three typical V/f control schemes in PWM inverter drive induction motor system

Toshikatsu Sonoda, Kunio Koga, R. Uedo, 1991, Proceedings IECON '91: 1991 International Conference on Industrial Electronics, Control and Instrumentation.