面向电池安全的新能源汽车电控系统故障诊断与处理

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中图分类号：U469.7 收稿日期：2025-11-20 DOI:10.19999/j.cnki.1004-0226.2026.02.020

Fault Diagnosis and Handling of Electric Control Systems for New Energy Vehicles Aimed at Battery Safety

Zou Kun Qiandongnan Vocational College of Technology,Kaili 556ooo,China

Abstract:Thestabilityoftheelectroniccontrolsystemofnewenergyvehiclesisdirectlyrelatedtothesafetyperformanceof the batery.Anyabnormaliessuchasvoltageimbalance，curentfluctuation，ndthermalmanagementdisordercantriggersfetyrisks suchasthermalrunawayovercharging，andoverdischargingherefore,apreciseandfastelectroniccontrolfaultdiagnosisandhandlingsystemshouldbeconstructed.Thecomplexcouplingcharacteristicsoftheelectroniccontrolsystemmakediferenttypesoffaults presentcharacteristicssuchasult-sourcerggeringandchainevolutionequirigreal-tiediagnosticstrategies.Tereforthepaperexplores thefaultdiagnosisandhandlingstrategies forelectriccontrolsystemsofnewenergyvehiclesaimedatbaterysafety.

Key words:Batery safety;New energy vehicles;Electronic controlsystem;Fault diagnosisand handling

1前言

在多源负载扰动环境下，电压异常、电流偏差等故障呈现高频化特征，对电池单体一致性、循环寿命造成一定影响，围绕故障行为的可观测性、状态参数的可量化性，系统化构建诊断指标体系成为提升电控系统安全裕度的关键，应实施精细化参数监测，识别异常模式，校准阈值策略，实现对潜在失效机理的提前判定与干预，从而强化动力电池的安全防护能力。（剩余5483字）