河南省产业集群工业经济与用水脱钩及行业贡献率分析

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关键词：用水脱钩;LMDI法;Kaya恒等式；驱动效应；产业集群；河南省中图分类号：TV213.4 文献标志码：A doi：10.3969/j.issn.1000-1379.2025.08.020引用格式：，.河南省产业集群工业经济与用水脱钩及行业贡献率分析[J].人民黄河，2025，47（8）：123-127，133.

Analysis of Decoupling of Industrial Water Use and Industry Contribution in Regional Industrial Clusters

PAN Guoqiang1，²， YAO Fei³

（1.Henan Water Conservancy Science and Technology Application Center， Zhengzhou 45Oo03， China; 2.Henan Engineering Research Center for Water-Saving Irrigation and Smart Management， Zhengzhou 45003， China; 3.Henan Water Conservancy Survey，Design and Research Co.，Ltd.， Zhengzhou 45OoO3，China）

Abstract：InodertoexplorethedecouplingstatusanddrivingmechanismsbetweenindustrlonomyandwateruseinChina’sinustrial clusters，thisstuduiltaTapiodecoulingdrivingfectmodelforindustrialwaterusebasedontheextendedKayaidentityandtheLogarithmicMeanDivisiaIndex（LMD）decompositionmethod.Themodelwasappliedtosystematicallevaluatethedecouplingstatusandits driversintraditoalplridustcustersinHenanProvincfroto16.eresultssowtata）Teoverllcusterhasaceved strong decoupling between industrial water use and economic output，with a total decoupling effect of -2.200 ； b） The water-saving progress effect serves as the main positive driving factor，showing a continuously increasing trend，with a contribution rateof -88.8% in 2015-2016; c）The industrial scale efect remains the dominant negative driver，but its contribution ratedeclines steadily from 100% in 2011-2012 to （2 47.8% in 2015-016；d）Thewateruseficiencyefectreversesfromapositivetoanegativedriverduring2Ol3-2O14，reachingacontribution rate of 52.2% in 2015-2016；e）The industrialstructure efect maintainsa stablepositive impactand thecontributionrate to ndustrial waterdecouplingscangeduch；f）Sixidustries（iudingoal，lctricityicals，etalugometallcals，d textiles）aeeystosdiingtecoupligproc.Tepracticallcatiooftodeldmostratesitsbilitdoe dustrialwaterusedecoulingefectsacrossmultipledimensios，dentifyectoralcontributions，andprovidetechicalsupprtforater saving governance and policy formulation in industrial clusters.

KeyWords：industrialwaterdecoupling；LMDImethod；Kayaidentity；driving efects；industrialclusters；HenanProvince

0 引言

脱钩一词最早用于物理学领域，表示两个物理量有不同的变化趋势。（剩余7020字）