南水北调与水利科技
南水北調與水利科技
남수북조여수리과기
SOUTH-TO-NORTH WATER
2013年
z2期
200-201,251
,共3页
南水北调工程%涵洞式渡槽%斜交
南水北調工程%涵洞式渡槽%斜交
남수북조공정%함동식도조%사교
the South-to-North Water Diversion Project%culvert aqueduct%oblique crossing
对南水北调肖河涵洞式渡槽工程进出口连接段进行了多种方案的试验研究。试验结果表明，在两轴线正交状态下，进出口连接段型式的改变都难实现涵洞进出口水流的平稳顺畅。最终选定肖河涵洞轴线与肖河河道主流平行，与总干渠渡槽轴线成75o交角。
對南水北調肖河涵洞式渡槽工程進齣口連接段進行瞭多種方案的試驗研究。試驗結果錶明，在兩軸線正交狀態下，進齣口連接段型式的改變都難實現涵洞進齣口水流的平穩順暢。最終選定肖河涵洞軸線與肖河河道主流平行，與總榦渠渡槽軸線成75o交角。
대남수북조초하함동식도조공정진출구련접단진행료다충방안적시험연구。시험결과표명，재량축선정교상태하，진출구련접단형식적개변도난실현함동진출구수류적평은순창。최종선정초하함동축선여초하하도주류평행，여총간거도조축선성75o교각。
ThevariousschemeswerestudiedontheconnectionsectionoftheexitandentranceattheXiaoheculvertaqueductintheSouth-to-North Water Diversion Project. The results showed that when the two axes were orthogonal, the change of the connection section types of the exit andentrancecouldnotensurewatertoflowsteadilyandsmoothly.Atlast,wechosetheXiaoheculvertaqueductwasparallelwiththeXiao-he River's course, creating 75o with the axis of the general main canal of the South-to-North Water Diversion Project.
