AC/DC stepped drive system

Apparatus and method for limiting the speed of an electric motor

Apparatus for applying field excitation to a synchronous electri

Apparatus for the control of a salient-pole machine

Application-specific electronic motor starter

Brushless excitation system with a holding current resistor

Brushless exciter for controlling excitation of a synchronous ma

Brushless synchronous motor with short-circuited protective wind

Circuit for driving permanent-magnet synchronous motor using pro

Circuit for the speed recovery of a direct current motor and...

Construction of single-phase electric rotating machine

Control apparatus for synchronous motors

Control apparatus of synchronous motor having thyristor converte

Control apparatus of synchronous motors

Control method and control device of permanent-magnet type...

Control method for a synchronous motor, particularly for...

Control system for a permanent magnet synchronous motor

Control system for permanent magnet synchronous motor

Control unit for controlling a synchronous motor

Controller