简介:SixteeninvertedsiphonsareinoperationattheBeijing-ShijiazhuangsectionintheMiddleRouteoftheSouth-to-NorthWaterDiversionProject.Theirsafeoperationiscloselyrelatedtothesafetyandthewaterdiversionefficiencyofthewholeprojectduringaniceperiod.Theiceaccumulationprocessattheinletoftheinvertedsiphonismodeledunderarealicecondition,andthenthehydraulicconditionsoftheicejampreventionareconfirmed.Accordingtotheexperimentalresultsandthedesignsizesoftheinvertedsiphons,thedetailedsafewaterdiversiondischargeandtheoperationalwaterlevelarestudied.Analysisresultsoftheseinvertedsiphonsprovidereferencesforthesafeoperationandthereasonableregulationsduringtheiceperiod.