中文名称 水垫塘 英文名称 cushionpool
定义 中文名称:水垫塘 英文名称:cushion pool 定义:在自由跌挑式消能中,为使跌挑落水流不淘刷坝址和两岸,开挖下游河床并建二道坝,形成一定水垫深度的水塘。 应用学科: 电力(一级学科);水工建筑(二级学科
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The safety of apron slabs in plunge pool of high dam is a key problem to successor failure of flood energy dissipation.
高坝水垫塘作为防护下游河床的结构,其自身在高速水流冲击下的安全性是实现消能和防冲目的的关键所在,国内外都不乏破坏的实例。
参考来源 - 二滩水电站水垫塘底板动力响应特性与安全监测指标研究The stability of a water cushion pool by the action of high water head and large flood-discharge power is one of the key technologies which relate to its safe operation.
高坝水头高、泄洪功率大,下游水垫塘的稳定性是其能否安全运用的关键性技术之一。
参考来源 - 反拱水垫塘流场数值模拟及其底板块振动特性的试验研究·2,447,543篇论文数据,部分数据来源于NoteExpress
水射流进入水垫塘可以将气体卷入塘内,形成水垫塘自掺气的水气两相流流场。
Air is entrained as water jetting into water cushion pool, the gas-liquid two phase flows field are formed.
以往在消力池或水垫塘底板的稳定性设计中,很少注意板块上脉动荷载的作用。
In the stability design of the bottom slab of stilling basin or water cushion pool for a long time past, a little attention was paid to the pulse load on the slab.
为了有效减轻坝身下泄水流对水垫塘底板的动水冲击压强,须尽量分散下泄水舌。
In order to alleviate the value of the plunging pressure caused by plunging jet from DAMS effectively, plunging jet should be dispersed in the receiving pool.
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