Title:
MOTOR DRIVE CONTROL DEVICE AND ELECTRIC POWER STEERING APPARATUS
Document Type and Number:
Japanese Patent JP3804686
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a motor for a brushless DC motor with few motor noises, where a torque ripple is small, even if it makes a trapezoidal wave current turn on electricity and which has a small size, and its drive control device and an electric power steering apparatus that uses it.
SOLUTION: Each phase current instruction value is computed, based on a vector control, and a current feedback control is performed by using a false vector control individually.
Inventors:
Takao Min
Shuji Endo
Shuji Endo
Application Number:
JP2005369696A
Publication Date:
August 02, 2006
Filing Date:
December 22, 2005
Export Citation:
Assignee:
Nippon Seiko Co., Ltd.
International Classes:
H02P21/00; B62D5/04; B62D6/00; H02P6/06; H02P6/08; H02P6/28; H02P21/05; H02P21/06; H02P21/10; H02P21/22; H02P23/04; H02P25/022; H02P27/04; B62D101/00; B62D119/00
Domestic Patent References:
JP8294299A | ||||
JP1190088A | ||||
JP10191677A | ||||
JP2002320400A | ||||
JP2002247899A | ||||
JP2002358400A |
Attorney, Agent or Firm:
Yuzo Agata