Featured patents

Control Device That Detects Whether or Not Irreversible Demagnetization Has Occurred in Permanent Magnet of Permanent Magnet Synchronous Motor
US 08633663 B2, Jan. 21, 2014, Yasusuke Iwashita et al. / Fanuc Corporation (Yamanashi, JP)
A control device comprising:…

Control Unit of Rotary Device
US 08872454 B2, Oct. 28, 2014, Akihiro Imura / Denso Corporation (Kariya, JP)
A control unit of a rotary device, the control unit controlling a control amount…

Electric Power Control System and Efficiency Optimization Process for a Polyphase Synchronous Machine
US 08618757 B2, Dec. 31, 2013, David Gordon Bell / Utilidata, Inc. (Providence, US)
A method comprising:…

Method and Circuit Arrangement for Sensorless Engine Load Detection and for Controlling the Motor Current in Accordance With the Load Value in Stepper Motors
US 08564230 B2, Oct. 22, 2013, Bernhard Dwersteg et al. / Trinamic Motion Control GmbH & Co. KG (Hamburg, DE)
A method for sensor-free motor load or load angle detection in a stepper motor…

Method and Device for Determining the Motor Constant of an Electric Motor
US 08547042 B2, Oct. 1, 2013, Thomas Bischof et al. / Kaltenbach & Voigt GmbH (Biberach, DE)
Method for determining a motor torque constant k M of an electric motor…

Method for Operating an Electric Motor
US 08773053 B2, July 8, 2014, Richard Buerk et al. / Kaltenbach & Voigt GmbH (Biberach, DE)
A method for determining properties of an electric motor by measuring motor…

Motor Driver and Vehicle Using the Same
US 08587235 B2, Nov. 19, 2013, Takashi Fujimara et al. / Rohm Co., Ltd. (Kyoto, JP)
A motor driver comprising:…

Switched Reluctance Motor Torque Estimation
US 08836256 B2, Sept. 16, 2014, Zimin W. Vilar et al. / Deere & Company (Moline, US)
A drive system, comprising:…

Patentorg has 8 documents under With Torque or Load Determination Patents.

Other subcategories for category Electricity: motive power systems
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