純電動商用車電磁閥閥芯失效故障分析

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【摘  要】文章針對純電動商用車變速器電磁閥閥芯故障失效案例，通過走訪調查、故障件復現、試驗分析、對比試驗，依靠部件工作原理，分析產品的失效原因，指出最終影響因素，最后提出此類問題的解決方案。

【關鍵詞】電磁閥閥芯；失效；變速器；檢驗；純電動商用車

中圖分類號：U469.72    文獻標識碼：A    文章編號：1003-8639（ 2024 ）08-0028-03

Failure Analysis of Solenoid Valve Spool of Pure Electric Commercial Vehicle

LIU Jiacheng，WANG Qingyun，LI Yufei，ZHANG Guangyi

（Shaanxi Fast Auto Drive Engineering Research Institute，Xi′an 710119，China）

【Abstract】In view of a market feedback of pure electric commercial vehicle transmission solenoid valve spore-failure analysis case，through the visit investigation，failure parts reproduction，experimental analysis，comparative test，relying on the working principle of components，analyzes the cause of product failure，points out the final influencing factors，and finally puts forward the solution to such problems.

【Key words】solenoid valve spool；failure；transmission；pure electric commercial vehicle

1  引言

隨著能源危機和環(huán)境污染的日益加重，電動汽車的發(fā)展是汽車行業(yè)發(fā)展的必然趨勢[1]。（剩余3382字）