METHOD OF STEPLESS VALVE LIFTING MECHANISM CONTROL, DEVICE FOR IMPLEMENTATION OF SUCH CONTROL METHOD AND NONVOLATILE COMPUTER-READABLE DATA MEDIUM FOR IMPLEMENTATION OF SUCH CONTROL METHOD Russian patent published in 2020 - IPC F02D13/02 F02D41/00 F02D41/06 F02D41/14 

Abstract RU 2736674 C1

FIELD: machine building.

SUBSTANCE: control method includes, after power supply to the motor, self-learning of the valves continuously increasing mechanism for determination of the current position, in case, if self-study is successful, arrangement of mechanism of stepless lifting of valves in position of maximum lift, preparing for engine start, and determination of control mode based on initial temperature, wherein at start-up time at normal temperature adjustment is made from maximum lift position to minimum lift position, and at start-up at low temperature, adjustment is made from the position of maximum lift to a position in which two valves of the same cylinder have a maximum height difference of the lift, if self-learning is unsuccessful, pre-start mode is entered, CVVL control mode is entered based on engine operating mode and engine is disconnected.

EFFECT: method of stepless valve lifting mechanism control, device and non-volatile computer-readable data medium are described.

10 cl, 4 dwg

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RU 2 736 674 C1

Authors

Liu Tao

Xu Liming

Yang Fabao

Yin Ji

Hu Jiajia

Dates

2020-11-19Published

2018-06-07Filed