分期导流

文章介绍在白河水库堤体工程施工中，采用束窄河床方式分期导流的方案

In this paper , The plan of stage diversion by contraction river bed in the construction of dam body of Baisa Reservior is introduced

主要介绍了黄河龙口枢纽工程施工导流的设计条件、导流方式及导流标准、流量，详细叙述了分期导流的水力计算，围堰结构型式及截流设计。

This article mainly describes the design conditions , diversion procedure and discharge frequency in the construction diversion of the Longkou Water Control Project , as well as its hydraulic calculation in stage diversion , structural style of the cofferdam and the closure design .

分期导流围堰进口断面的流量重分配试验

Experiment on discharge distribution around cofferdam section in a stage diversion

分期导流围堰对河道水流影响的试验研究

Experimental Research on Cofferdam Effects on the River Reach in a Stage Diversion

分期导流束窄河床的二维数值模拟研究

Two-dimensional numerical simulation of the current on narrowed riverbed in a stage diversion

如果使用分流/分流进样口，检查分流阀是否打开。分期导流围堰进口断面的流量重分配试验

If using a split / splitless inlet , check that the purge valve is ON . Experiment on discharge distribution around cofferdam section in a stage diversion

针对长洲水利枢纽工程分期导流的过程，将三期五段导流产生的复杂泄流情况进行归纳，简化成典型泄流方式，通过组合进行描述。

Hydraulic discharge models of three-phrase and five-section diversion of Changzhou water control project are classified into typical discharge modes and then they are combined to describe discharge conditions during each diversion period .

对明渠导流、隧洞导流、分期导流和施工度汛进行了详细论述；对施工导流方案的选择及施工度汛的主要经验进行了总结，可供水利工程技术人员参考。

This paper discusses in detail the river diversion through open channels or tunnels and in stages , and the flood prevention in construction period , and also summarizes some main experience on the selection of river diversion schemes and on the flood prevention in construction periods .