Title:
An oil pump system and a method for controlling the same of a hybrid car
Document Type and Number:
Japanese Patent JP6243689
Kind Code:
B2
Abstract:
An oil pump system and method of a hybrid vehicle stably supplies an operating hydraulic pressure to an automatic transmission using only an electric oil pump. The oil pump system of the hybrid vehicle, which supplies an operating hydraulic pressure to an automatic transmission of the hybrid vehicle, includes: an automatic transmission control unit controlling operation of the automatic transmission; an electric oil pump pumping oil to generate an operating hydraulic pressure which is to be supplied to the automatic transmission; and an oil pump control unit receiving information on a state of the automatic transmission from the automatic transmission control unit and controlling operation of the electric oil pump. The operating hydraulic pressure supplied to the automatic transmission may be generated solely through the electric oil pump which is electrically operated.
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Inventors:
Lee learned
Song record
Lee
Satoshi Kim
Song record
Lee
Satoshi Kim
Application Number:
JP2013206255A
Publication Date:
December 06, 2017
Filing Date:
October 01, 2013
Export Citation:
Assignee:
HYUNDAI MOTOR COMPANY
KIA MOTORS CORPORATION
KIA MOTORS CORPORATION
International Classes:
B60W10/30; B60K6/48; B60L50/16; B60W10/10; B60W20/00; F16H61/02; F16H61/12
Domestic Patent References:
| JP2002340160A | ||||
| JP2000170901A | ||||
| JP5126246A | ||||
| JP2009074591A | ||||
| JP2003240110A | ||||
| JP2009096326A | ||||
| JP2010149683A |
Foreign References:
| EP1336773A1 | ||||
| US20070099739 | ||||
| US20080000746 |
Attorney, Agent or Firm:
Kyosei International Patent Office