Process for correcting the reference flux of a...

Process for maintaining continuous voltage at the entry to...

Process for mechanical control of a rotating machine, system...

Process for operating permanently excited single-phase...

Process for regulating a rotating machine, control system to...

Proportional motor actuator circuit

Propulsion control apparatus for passenger vehicles

Propulsion motor control apparatus

Protection method and protection device for detecting...

Protection of gas engine or turbine from damage by changes...

Protection system of a doubly-fed induction machine

Protective circuit for brushless synchronous motors

Protective circuit for selectively applying power to a motor

Pulse control circuit for a dc load

Pulse to step stepping motor control circuit

Pulse width modulating motor controller

Pulse width modulation control circuit

Pulse width modulation control system for a motor

Pulse width modulation dc motor speed control

Pulse-operated electrical motor safety circuits