Sliding sleeve type variable air intake lift driving stage fault response method and system and readable storage medium

The invention discloses a sliding sleeve type variable air intake lift driving stage fault response method and system and a readable storage medium. When a driving stage fault occurs, if the driving stage fault causes that the lifts of all air cylinders cannot be kept consistent, torque limiting is...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LIU NING, CHAI ZHIGANG, LI LE, SU CAISEN, ZHENG YAN, CHEN HUI, LI YOU, CAO YINBO, WANG JINGTAO
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a sliding sleeve type variable air intake lift driving stage fault response method and system and a readable storage medium. When a driving stage fault occurs, if the driving stage fault causes that the lifts of all air cylinders cannot be kept consistent, torque limiting is conducted on an engine, and lift change is forbidden in the current driving cycle, and if the lift of each air cylinder can be kept consistent, the lift of each air cylinder is switched to the actual lift of the faulted air cylinder corresponding to the driving stage fault, and the lift change is prohibited in the current driving cycle. According to the sliding sleeve type variable air intake lift driving stage fault response method and system, under the conditions that driving stage faults do not affect the lift consistency of all the cylinders and engine parts are not damaged, air intake lift switching of all the cylinders is kept consistent as much as possible, the output torque of the engine is made smooth, the