基于多阀值模糊逻辑的新能源汽车电驱动系统绝缘故障定位技术探析

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中图分类号：U469.7 收稿日期：2025-04-03 DOI：10.19999/j.cnki.1004-0226.2025.07.026

Exploration of Insulation Fault Location Technology for Electric Drive System of New Energy Vehicles Based on Multi Threshold Fuzzy Logic

Dong Wenjing Lv Sijia Liu Feihong Li Ming Zhejiang Changzheng Vocational and Technical College，Hangzhou 31oooo，China

Abstract：Withtherapiddevelopmentofnewenergyvehicles，thesafetyissuesofelectricdrivesystemshavebecome increasingly prominent，amonghichtheaccuratelocationofisulationfaultsisthekeytoensuringthesafeoperationofthesystem.Tispaperfo cusesonthedifcultyofocatinginsulationfaultsinelectricdrivesystemsfornewenergyvehicles.Itdeeplyanalyzesthestructural characteristicsandworkingprinciplesofelectricdrivesystems，andstudiesthcharacteristicsandevolutionlawsofdierenttypesof insulationfaults.Onthisbasis，thispaperanalyzesthefaultlocalizationmethodbasedonmultithresholdfuzzylogic，whichcanefec tivelyidenifandcateisulationfultsilectricdrivsstems，providigeectivetechicalsupportfotesfeoeratioadi tenance of new energy vehicle electric drive systems.

KeyWords：New energy vehicles;Electric drive system;Insulation failure;Multi threshold detection

1前言

电驱动系统作为新能源汽车的核心动力部件，其安全性和可靠性问题备受关注。（剩余4397字）