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Title:
Motor controlling device
Document Type and Number:
Japanese Patent JP5955414
Kind Code:
B2
Abstract:
Provided is a motor control device that includes an inverter circuit that includes a plurality of P-side switching elements and a plurality of N-side switching elements and drives a motor via a plurality of motor terminals; a first dynamic brake that brakes the motor by turning on all the phases of the plurality of P-side switching elements or turning on all the phases of the plurality of N-side switching elements; a second dynamic brake that brakes the motor by connecting dynamic brake resistors between the motor terminals; and a control unit that switches, according to the motor speed, between the first dynamic brake and the second dynamic brake, which are the dynamic brakes that brake the motor.

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Inventors:
Kenji Ogawa
Application Number:
JP2014551805A
Publication Date:
July 20, 2016
Filing Date:
December 13, 2012
Export Citation:
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Assignee:
Mitsubishi Electric Corporation
International Classes:
H02P3/22; H02P27/06
Domestic Patent References:
JP2013179741A2013-09-09
JPH048185A1992-01-13
JPH0412686A1992-01-17
JP2009284575A2009-12-03
JP2007282460A2007-10-25
JPH08149870A1996-06-07
JP2013179741A2013-09-09
JPH048185A1992-01-13
JPH0412686A1992-01-17
JP2009284575A2009-12-03
JP2007282460A2007-10-25
Attorney, Agent or Firm:
Hiroaki Sakai



 
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