Title:
MOTOR CONTROL DEVICE
Document Type and Number:
Japanese Patent JP2017070122
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a motor control device capable of utilizing two control methods further effectively, for example.SOLUTION: A motor control device according to an embodiment comprises: a first estimation unit that calculates a first estimation value of an electric angle of a motor by an adaptive observer model; a second estimation unit that calculates a second estimation value of the electric angle of the motor by an extended induction voltage observer model; and a motor controller that can switch between a state where the motor is controlled on the basis of the first estimation value and a state where the motor is controlled on the basis of the second estimation value.SELECTED DRAWING: Figure 1
Inventors:
TOZU KENJI
TSURUTA MANABU
HACHIYA KOHEI
MASE HISAYASU
OKAYAMA NAOKI
TSURUTA MANABU
HACHIYA KOHEI
MASE HISAYASU
OKAYAMA NAOKI
Application Number:
JP2015194804A
Publication Date:
April 06, 2017
Filing Date:
September 30, 2015
Export Citation:
Assignee:
AISIN SEIKI
International Classes:
H02P29/00; H02P6/18
Domestic Patent References:
JP2006223085A | 2006-08-24 | |||
JP2009291072A | 2009-12-10 | |||
JP2012231615A | 2012-11-22 | |||
JP2015073396A | 2015-04-16 | |||
JP2013106514A | 2013-05-30 | |||
JPH07191962A | 1995-07-28 |
Foreign References:
WO2014157628A1 | 2014-10-02 |
Attorney, Agent or Firm:
Hiroaki Sakai