Slip recovery system for wound rotor motor
I claim: 1. A slip recovery system for a wound rotor induction motor having a stator connected to a polyphase AC supply voltage, and a rotor coupled to a useful load comprising: a first inverter coupled to said rotor; a second inverter, in series with said first inverter, and coupled to said rotor; a feedback path coupling the outputs of said first and second inverters to said AC supply ...