D-C Relay relief control for A-C electric motor
DC bus voltage regulation by controlling the frequency in a vari
DC feedback firing control circuit for a DC/three-phase current
DC motor control method and apparatus
DC to AC inverter and motor control system
Dc/ac inverter apparatus for three-phase and single-phase...
Dead-time compensation apparatus of PWM inverter and method...
Dead-time effect compensation for pulse-width modulated inverter
Deadbeat control method and control unit for an asynchronous...
Detection of loss of cooling air to traction motors
Device and a method for estimating the speed of a slip ring...
Device and method for controlling supply of current and...
Device and method for controlling supply of current and...
Device and method for utilizing a monopole motor to create...
Device for controlling an AC motor
Device for controlling an asynchronous motor
Device for controlling an electric motor
Device for controlling the power supply of an electric...
Device for controlling the variation of the power and/or the spe
Device for determining constant of rotating machine