Title:
CONTROL DEVICE FOR POWER STEERING DEVICE
Document Type and Number:
WIPO Patent Application WO/2017/159037
Kind Code:
A1
Abstract:
Provided is a control device 14 for a power steering device, said control device being provided with a steering mechanism 1, which transmits rotation of a steering wheel to a steered wheel, and an electric motor 13, which applies a steering force to the steering mechanism, wherein the control device is provided with a command signal calculation unit 61, which calculates a motor command signal Io with which to control driving of the electric motor in accordance with the steering state of the steering wheel and outputs the command signal to the electric motor, a vibration signal reception unit 69, which receives a vibration signal of a power steering device, and an abnormality determination unit 63, which determines, on the basis of a Y-axis acceleration signal Gy received by the vibration signal reception unit, the presence/absence of abnormality in the power steering device.
Inventors:
SASAKI MITSUO (JP)
GOTO MAKOTO (JP)
GOTO MAKOTO (JP)
Application Number:
PCT/JP2017/001907
Publication Date:
September 21, 2017
Filing Date:
January 20, 2017
Export Citation:
Assignee:
HITACHI AUTOMOTIVE SYSTEMS LTD (JP)
International Classes:
B62D6/00; B62D5/04
Domestic Patent References:
| WO2014148086A1 | 2014-09-25 |
Foreign References:
| JP2008037255A | 2008-02-21 | |||
| JP2015229380A | 2015-12-21 | |||
| JP2004243900A | 2004-09-02 |
Attorney, Agent or Firm:
KOBAYASHI, Hiromichi et al. (JP)
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