基于汽车动力电池液冷板冷却技术专利的趋势分析

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中图分类号：U469.72；G306.3；TK124收稿日期：2025-06-30 DOI：10.1999/j.cnki.1004-0226.2025.08.003

Patent Analysis of Liquid Cooling Plate Technology for Automotive Traction Batteries

Liu ΔXu Sun Shaoyang Patent Examination Cooperation（Tianjin）Center of the Patent Office，Tianjin 30o304，China

Abstract：Liquidcoling plates arecurently the most widelyusedcooling methodinthethermal managementofpowerbateries fornewenergyvehicles.Tosystematicallrviewtheevolutionofliquidcoolingplatetechnologyfornewenergyvehiclepowerbatter ies，this studyemployspatentsarchandanalysistrevealapplicationtrends，eyapplicants，andtechnologicaltrajectorisnthe field.Theresearchfcussonevelopmentpathwasacros fiveciticaltechicalarasmateralslection，structuraldsignaufac turingprocesss，sytemintegationandotrolstrategies.FiningsidicatestrongmomentuminCinsepatentapplicatios.Lookingforwardomstictepssandseachistittiosustproactielyrackctigdgindustrytrends，ondctuisio al R&D，and implement strategic foresight to enhance core competitiveness.

Key Words：New Energy Vehicle;Traction battery;Liquid cooling plate;Patent analysis

1前言

在全球应对气候变化挑战和我国积极践行“碳达峰、碳中和”国家战略的背景下，寻求传统化石燃料汽车的清洁替代方案显得尤为迫切。（剩余11654字）