灌区农田水利工程闸门自动控制技术研究

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中图分类号：TV663文献标志码：A

文章编号：1673-6737（2026）01-0031-06

Abstract：Thetraditionalgatecontroltechnologyofirigationandwaterconservancyislimitedbyasinglesensor fedback，whichleadstothelagphenomenonofgateopeningcontrol，anditisdificulttomeettheproblemofaccurate distributinoffarmlandwaterflow.Thispaperinovativelyproposesanautomaticgatecontroltechnologyofirigationand waterconservancyprojectsbasedonmulti-modal sensorfedback.Theconjugatedepthbeforeandafterisintroducedto dynamicallycorectthemeasuredvaluesoffreeoutflowandsubmergedoutflow.Themulti-modalfeedbacksensoris integratedintothegateautomaticcontrol structure，andthereal-timedirectiondiscriminationmechanismbasedonthe logicgateisdesigned.According totheoutputresultsof thesensor，theweightedsumobjectivefunctionof wateruse efciencyandcropwaterusediferenceisconstructedsoastoautomaticallycontrolthegate，andefectivelysolvehelag problemofgateopening controlundercomplex flowconditions.The water levelandflowrateare selectedasthe key indicatorstocontrolthelagproblem.Theexperimentalresultsshowthatthetechnologycanstabilize thewaterlevel inthe ideal range of 0.13m-0.15m ，andthe flowrate fluctuation is close to ，whichissignificantly better than the traditionalcontrolmethod，indicatingthattheuseofthistechnologycaneffectivelyimprovetheinteligentlevelof agricultural waterconservancyprojects，andprovide technicalsupportforthedevelopmentofecologicalagriculture.

KeyWords：Irigationarea;Water conservancyenginering;Automaticcontrol of gates;Gate opening degree

全球粮食安全和水资源利用效率不断提高，使得灌溉用水对现代农业的作用越来越大。（剩余6625字）