某国六车型冷车加速抖动问题分析  

Analysis of Accelerating Wobbling of Cold Cars in a CN6 Vehicle

作　　者：李文辉 杨春燕 陈礼明 王哲 王磊 高正丽 李强 赵福成 Li Wenhui;Yang Chunyan;Chen Liming;Wang Zhe;Wang Lei;Gao Zhengli;Li Qiang;Zhao Fucheng(Ningbo Geely Royal Engine Components Co.,Ltd.,Zhejiang Ningbo 315336;Zhejiang Geely Powertrain Co.,Ltd.,Zhejiang Ningbo 315800)

机构地区：[1]宁波吉利罗佑发动机零部件有限公司,浙江宁波315336 [2]浙江吉利动力总成有限公司,浙江宁波315800

出　　处：《汽车实用技术》2020年第22期95-96,115,共3页Automobile Applied Technology

摘　　要：液压VVT系统作为发动机主流技术被广泛应用,常见功能失效模式为OCV阀卡滞、跟随性差,文章主要通过案例解析讲述标定策略对VVT系统的影响,为开发提供参考。Hydraulic VVT system is widely used as a mainstream engine technology.The common failure modes are OCV valve stuck and poor followability.This article mainly uses case analysis to describe the impact of calibration strategies on the VVT system and provide a reference for development.

关 键 词：发动机 VVT OCV阀自清洗 卡滞 OBD诊断 

分 类 号：U464[机械工程—车辆工程]