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首页> 外文期刊>The international journal on hydropower & dams >Floating bulkheads: A practical, flexible, and economical approach to dewatering gates
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Floating bulkheads: A practical, flexible, and economical approach to dewatering gates

机译:浮动舱壁:一种实用,灵活且经济的闸门脱水方法

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摘要

Gates are installed at many dams to pass water either for dewatering, normal river flows, or flood flows. Many of these gates are more than 50 years old and either need maintenance or periodic operation to verify that they can be opened during a high flow event. If the dam spillway was not constructed with a stoplog system or another mechanism to separate the gate from the impoundment, the owner's choices include constructing a costly cofferdam or bulkhead system to dewater the gate, or dewatering the entire reservoir. This paper describes the general principles behind the design and fabrication of a floating bulkhead, outlining potential cost savings of a floating bulkhead versus traditional bulkhead, and providing varying case studies of spillway configurations to demonstrate the various scenarios in which a floating bulkhead can be placed.
机译:在许多水坝上都安装了闸门,以使水通过,以进行脱水,正常的河流流量或洪水流量。这些闸门中的许多闸门已有50多年的历史,需要维护或定期运行以验证在高流量事件中可以将其打开。如果大坝溢洪道没有建造有停坝系统或其他将闸门与蓄水库分开的机制,则业主的选择包括建造昂贵的围堰或舱壁系统以对闸门进行脱水,或对整个水库进行脱水。本文介绍了浮式隔壁的设计和制造背后的一般原理,概述了浮式隔壁与传统隔壁相比可节省的成本,并提供了溢洪道配置的各种案例研究,以展示可放置浮式隔壁的各种方案。

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