基于性能分级的退役动力电池梯次利用评价模型研究

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中图分类号：U469.7 收稿日期：2026-01-06 DOI：10.19999/j.cnki.1004-0226.2026.02.019

Research on Evaluation Model for Cascade Utilization of Retired Power Batteries Based on Performance Grading

Li Zhiqiang Jiyuan Vocational and Technical College，Jiyuan 459ooo，China

Abstract：Currently，China'snewenergyvehicledevelopmenthasenteredanacceleratedphase，withthenumberofretiredpower bateriescontinuouslyrising.Cascadeutilizationhasbecomeakeypathwayforachievingeficientbateryresourcerecoveryandgreen low-carbondevelopment.Limitedbyfactorssuchasunevenperformanceofretiredbateriesandambiguousgradingstandards，cascade utilizationfacesumeroushallngesinsfetyconomics，andcompatibilityerefore，focusingonperformancegrading，thispaper constructsmulti-dimensionalidicatorsystemcoveringbasicelectricalperformanceanddnamicoperationalcharacteristicsandsubsequentlyestablishesacomprehensiveevaluationmodelbasedonweightedscoringtoachievescientificgradingandscenariomatching ofretiredbateries.Teresearchimstopromotestandardizedandsystematicdevelopmentofcascadeutliation，rovidingteortical support and methodological reference for industry practice.

Keywords：Retired power batteries;Cascade utilization;Performance grading;Indicator system

1前言

当前，我国新能源汽车产业的快速发展，动力电池退役数量呈现爆发式增长，如何高效、安全、经济地开展退役电池梯次利用，已成为绿色低碳转型背景下亟须解决的重要课题，而梯次利用有助于延长电池全生命周期，缓解资源压力，还能推动储能、低速电动车等二次应用场景的发展[1]。（剩余3926字）