Funabiki, Shigeyuki, Hitsumoto, Atsumi, Yamakawa, Yasuji, Ito, Tadashi
An automatic voltage regulator (AVR) of a synchronous generator based on the pole assignment self-tuning regulator is proposed. The poles of the closed-loop transfer function of the system and the...
Fuzzy control of SMES for levelling load power fluctuation based on Lukasiewicz logic (1991)
Funabiki, Shigeyuki, Fujii, Toshinori
Provided that superconducting magnetic energy storage (SMES) is located near the consumer in the power system, levelling of fluctuating load power and compensation of reactive power can be achieved....
Funabiki, Shigeyuki, Toita, Noriyuki, Mechi, Abdallah
A pulse width modulation (PWM) AC-to-DC converter is proposed for a variable DC voltage supply. This converter has an advantage of controlling the DC voltage from zero to more than the maximum value...
Current commands for high-efficiency torque control of DC shunt motor (1991)
Funabiki, Shigeyuki, Fukushima, T.
The current commands for a high-efficiency torque control of a DC shunt motor are described. In the proposed control method, the effect of a magnetic saturation and an armature reaction are taken...
A modified pulse-width modulation (PWM) technique that improves the displacement power factor and the input power factor of a single-phase AC to DC converter is discussed. The modified converter is...
A control strategy of three-phase PWM inverter with fluctuating input voltage (1989)
A digital control strategy for the three-phase PWM inverter is proposed for a sinusoidal output with a fluctuating input voltage. The pulse width is computed by sampling and predicting the...
A computative decision of pulse width in three-phase PWM inverter (1988)
Funabiki, Shigeyuki, Sawada, Yuuichirou
A novel PWM (pulsewidth modulation) technique is proposed for a three-phase sine-wave PWM inverter. The pulse width is designed to produce a sine-wave output voltage by numerical calculation based on...