Title:
METHOD FOR CONTROLLING ELECTRIC OIL PUMP, AND DEVICE THEREFOR
Document Type and Number:
WIPO Patent Application WO/2022/139273
Kind Code:
A1
Abstract:
A method for controlling an electric oil pump, according to one embodiment of the present invention, comprises the steps of: receiving a speed command from a transmission control unit; controlling an electric oil pump through speed control according to the speed command; determining whether the power of the electric oil pump is a reference power or lower; controlling the electric oil pump through the control of electrostatic force, if the power of the electric oil pump is the reference power or lower; determining whether the difference between the speed of the speed command and the speed of the electric oil pump is within a first range; and controlling the electric oil pump through the speed control if the difference between the speed of the speed command and the speed of the electric oil pump is within the first range.
Inventors:
KIM WON KYU (KR)
NOH YOUNG WOO (KR)
KIM JANG HOON (KR)
NOH YOUNG WOO (KR)
KIM JANG HOON (KR)
Application Number:
PCT/KR2021/018695
Publication Date:
June 30, 2022
Filing Date:
December 09, 2021
Export Citation:
Assignee:
LG INNOTEK CO LTD (KR)
International Classes:
F16H61/431; F16H59/14; F16H59/38; F16H59/68
Foreign References:
| KR20190083889A | 2019-07-15 | |||
| JP2009197615A | 2009-09-03 | |||
| KR20100010544A | 2010-02-02 | |||
| JP2007198439A | 2007-08-09 | |||
| US20170067552A1 | 2017-03-09 |
Attorney, Agent or Firm:
JIN, Cheon Woong et al. (KR)
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