Title:
モータ制御装置
Document Type and Number:
Japanese Patent JP4235145
Kind Code:
B2
Abstract:
A motor controller is provided including a synchronous motor, a feed back detector for detecting the position and velocity of the rotor of the synchronous motor, a detector for detecting a magnetic pole position of the rotor of the synchronous motor, an inverter for controlling an electric power to be supplied to the synchronous motor, an estimator for estimating the magnetic pole position of the rotor of the synchronous motor, and a detector for detecting the abnormality of the feed back detector.
Inventors:
Satoshi Tanabe
Takayoshi Matsuo
Masazumi Yoshino
Takayoshi Matsuo
Masazumi Yoshino
Application Number:
JP2004160657A
Publication Date:
March 11, 2009
Filing Date:
May 31, 2004
Export Citation:
Assignee:
Japan Reliance Co., Ltd.
Rockwell Automation Technology Incorporated
Rockwell Automation Technology Incorporated
International Classes:
H02P6/12; G05B1/06; H02P1/18; H02P1/46; H02P6/16; H02P6/18; H02P21/06; H02P21/14
Domestic Patent References:
JP2001112282A | ||||
JP2002081961A | ||||
JP2003146196A |
Attorney, Agent or Firm:
Gunichiro Ariga
Yoshiyuki Iwasa
Yoshiyuki Iwasa
Yoshiyuki Iwasa
Yoshiyuki Iwasa