DEVICE FOR HYDRAULIC CONTROL OF OIL PUMP OF VEHICLE AND METHOD OF HYDRAULIC CONTROL OF OIL PUMP OF VEHICLE Russian patent published in 2019 - IPC F16H57/04 F16H61/00 

Abstract RU 2691573 C2

FIELD: machine building.

SUBSTANCE: invention relates to hybrid vehicles. Device for hydraulic control of oil pump of vehicle comprises mechanical oil pump of variable capacity, actuated by means of engine and made with possibility to supply hydraulic pressure to vehicle drive module and electronic control module. This module calculates target volume of mechanical oil pump injection with variable efficiency with use of multiple transmission parameters. Multiple parameters include target input torque of vehicle transmission, target volume flow rate of mechanical oil pump of variable capacity and rpm of input shaft of vehicle. Then module controls the variable capacity mechanical oil pump based on the target delivery volume.

EFFECT: higher response speed.

6 cl, 18 dwg

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RU 2 691 573 C2

Authors

Nagasato, Yu

Asaoka, Hironori

Ito, Yoshio

Dates

2019-06-14Published

2017-11-21Filed