HYDRAULIC SYSTEM FOR HYBRID GEARBOX AND AUTOMOBILE

WIPO Patent Application WO/2024/051798

A1

Provided are a hydraulic system for a hybrid gearbox and an automobile. The hydraulic system comprises a first drive pump (1), a second drive pump (2), a high-pressure oil passage (3), a low-pressure oil passage (4) and a control valve set (5), wherein the first drive pump (1) is used for being connected to a drive motor (100) of the automobile; the second drive pump (2) is used for being connected to an engine (200) of the automobile; the high-pressure oil passage (3) is connected to the first drive pump (1); the control valve set (5) is respectively connected to the second drive pump (2), the high-pressure oil passage (3) and the low-pressure oil passage (4), and the control valve set (5) is used for controlling, according to the operating condition of the automobile, the oil pressure of the high-pressure oil passage (3) and controlling the amount of oil supplied by the low-pressure oil passage (4) to components to be lubricated (101, 102, 103). By means of the hydraulic system, appropriate hydraulic oil can be provided for the hybrid gearbox according to the actual working condition of the automobile, finally the power consumption can be reduced, and the efficiency of the hybrid gearbox is improved.

ZHANG HENGXIAN (CN)
ZHOU ZHIGUANG (CN)
YE YUANLONG (CN)
LI SHUANGLUAN (CN)

PCT/CN2023/117631

March 14, 2024

September 08, 2023

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CHERY AUTOMOBILE CO LTD (CN)

F15B11/17; F15B13/06; F16H61/40

CN116221209A	2023-06-06
CN213088564U	2021-04-30
CN114593196A	2022-06-07
CN110285210A	2019-09-27
DE4009303A1	1991-09-26
KR20170108207A	2017-09-27
JP2005172112A	2005-06-30

BEIJING SAN GAO YONG XIN INTELLECTUAL PROPERTY AGENCY CO., LTD. (CN)

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