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Title:
CONTROL METHOD FOR VARIABLE VALVE LIFT MECHANISM
Document Type and Number:
WIPO Patent Application WO/2021/129851
Kind Code:
A1
Abstract:
A control method for a variable valve lift mechanism of a vehicle engine. The method comprises: calculating the demanded air intake amount; in response to the demanded air intake amount being the medium demanded air intake amount, determining a first basic lift of a valve, a first basic opening degree of a throttle, and a first basic opening degree of a supercharger; controlling the throttle to be opened to the first basic opening degree of the throttle to enable air to enter a total intake pipe, and controlling the valve to be opened to the first basic lift to enable air to enter an air cylinder; and controlling the supercharger to be opened to the first basic opening degree of the supercharger to enable the supercharger to supercharge the air in the total intake pipe for fuel combustion in the engine.

Inventors:
WANG HUI (CN)
LIU YUNHUI (CN)
HUANG SONG (CN)
DONG XIN (CN)
YAN SHUANGHE (CN)
GU JIANYI (CN)
XIN SONGLING (CN)
TAN ZHENDONG (CN)
HOU WENHAO (CN)
CHEN HAIYAN (CN)
GU YASONG (CN)
Application Number:
PCT/CN2020/139832
Publication Date:
July 01, 2021
Filing Date:
December 28, 2020
Export Citation:
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Assignee:
HYCET ENGINE SYSTEM JIANGSU CO LTD (CN)
International Classes:
F02D41/00; F01L13/00; F02D13/02
Foreign References:
CN111878185A2020-11-03
CN101052798A2007-10-10
CN101749121A2010-06-23
JP2003254100A2003-09-10
CN102022214A2011-04-20
CN101210504A2008-07-02
Attorney, Agent or Firm:
YUV (NANJING) INTELLECTUAL PROPERTY FIRM (SPECIAL GP) (CN)
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