咸潮影响水网区抢淡蓄淡应急供水调度模型研究

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中图分类号：TV1 文献标识码：A 文章编号：1001-9235（2025）07-0020-10

Abstract：Thereisdificultyingraspingtheopportunityofsavingfreshwaterandloweficiencyofsavingandstoringfreshwatern emergencydispatchingofsavingandstoringfreshwaterinivernetworkaeasinfluencedbysaltwateritrusionTothisend，coding to watersystemconitions，hydrodynamichracteristics，ndsaltwaterintrusionulesinivernetworkaeasinflendbyaltwater intrusion，thispaperbuildsanemergencydispatchingmodelforsavingandstoringfreshwaterbasedontherawwatersysteminthese areas.Theemergencydispatchingincludesfourparts：savingfreshwaterbythesluice，storing fresh waterbybranches，regulating saltwaterbyresevoirs，andsuppingfresh waterbypupsatios.Aditionallnempicalaalysis isarrdoutineeeof Zhongshanand Zhuhai inthePearlRiverDelta.Theresearchshows thatthewatersuplysecurityindryseasonscanbeffectively guarantediftevolumeofbrancheswithintheLeveeof Zhongshanand Zhuhai ismadefulluseof，thejointdispatchingof Majiao Sluice，Lianshiwan Suice，DenglongshanSluice，andDayongkou SuiceisconductedandfreshwaterissavedfromModaomen Waterwayintermitentlytostorefreshwaterinthebranches.Besides，whenthesalinityofModaomen Waterwayexceedsthestandard level，TielushanReservoirisemployedtodrainthefresh waterandregulatethesalinitywhichcanfurtherimprovethewaterupply security and alleviate the influence of saltwater intrusion. Keywords： saltwater intrusion; river network area; saving and storing fresh water; water supply dispatching

咸潮上溯是河口地区的自然灾害现象，近年来受枯季上游径流减少、口门形态和拦门沙的消长与运移、海平面季节变化、航道整治和河道挖砂等因素影响，中国诸多河口三角洲的咸潮危害愈发严重。（剩余9224字）