Featured patents

Aircraft Power Supply Circuit Including an Asynchronous Machine
US 08847560 B2, Sept. 30, 2014, Induction generator, Eric De Wergifosse / Hispano-Suiza (Colombes, FR)
A power supply circuit for supplying electrical energy in an aircraft,…

Sensor PM Electrical Machines
US 08866449 B1, Oct. 21, 2014, Combined permanent magnet and wound field structure, Jacek F. Gieras et al. / Hamilton Sundstrand Corporation (Charlotte, US)
An electrical machine comprising:…

System and Method for Controlling a Temperature of a Generator
US 08760127 B2, June 24, 2014, Thermal conditions, Balamurugan Sridharan et al. / General Electric Company (Schenectady, US)
A system for controlling a temperature of a generator, the system comprising:…

Power Converter Control Apparatus
US 08736234 B2, May 27, 2014, In generator and / or driving means, Kenichi Akita et al. / Mitsubishi Electric Corporation (Tokyo, JP)
A power converter control apparatus connected to a multi-phase AC generator…

Direct Power Control With Component Separation
US 08698461 B2, April 15, 2014, Induction generator, Joerg Kretschmann et al. / Woodward Kempen GmbH (Kempen, DE)
A method to control power output of a doubly-fed induction machine to a grid…

Method and Apparatus for Controlling Torque on the Shaft of a Generator
US 08692521 B2, April 8, 2014, Automatic Control of Generator or Driving Means, Jason E Hill et al. / Rolls-Royce PLC (London, GB)
A method of controlling torque oscillations in a mechanical drive train…

Method and Device for Regulation of a Rotary Electrical Machine for a Motor Vehicle
US 08618777 B2, Dec. 31, 2013, Voltage of generator or circuit supplied, Stéphane Fourmy et al. / Valeo Equipements Electriques Moteur (Creteil, FR)
A regulation device (1, 2) for controlling a polyphase rotary electrical machine…

Controlling Transient Response of a Power Supply
US 08604756 B2, Dec. 10, 2013, Generator Control, Kevin A. Dooley / Pratt & Whitney Canada Corp. (Longueuil, CA)
A power supply system for controlling an output fluctuation to a load, the system…

Rotary Electric Machine Improved to Carry Out Load-Dump Protection
US 08547071 B2, Oct. 1, 2013, With line-drop compensation, Hideaki Nakayama et al. / Denso Corporation (Kariya, JP)
A rotary electric machine with a rotatable rotor, the rotary electric machine…

Vehicle-Use Power Generation Control Apparatus and Vehicle-Use Power Generation Control System
US 08493038 B2, July 23, 2013, With excitation winding and / or circuit control, Tsukasa Kikuchi et al. / Denso Corporation (Kariya, JP)
A vehicle-use power generation control apparatus comprising:…

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