English translation for "堰顶"

weir crest

Related Translations:

扇形堰:  weir， sector

土堰:  earth bank

图堰:  closing damclosure dam

宽堰:  flat-crested weir

淹没堰:  drowned weirsubmerged weir

罗堰:  networks of dykes

动力堰:  weir， gravity

堰辊:  gate rollgateroll

木栅堰:  needle weir

长堰:  changyan

Example Sentences:

	1.	Hydraulics research on flood - releasing during construction period of heightened scheme of dangjiangkou dam 丹江口大坝加高堰顶溢流段施工渡汛试验研究
	2.	In this paper a date from some real projects are used to analyse the facors that will affect the energy dissipation and erosion prevention . such as flood discharge across the cofferdam , crest elevation , downriver cofferdam , roughness coefficient and the gradient of the surface of dam , and so on . in this paper , the program based on hydraulics is checkout by the tankeng waterpower project in zhejiang . the results prove that this program can be used to design any project where there is no obvious side shrinking phenomena 本文结合工程实际对影响围堰和坝体消能防冲的各种因素，包括过堰流量、坝面高程、下游围堰堰顶高程、坝面糙率、坝面坡度等进行了分析，并借助水力学知识和计算机语言编写了围堰和坝体的优化计算程序，并利用浙江滩坑水电站工程对所提出优化计算程序进行了验证，证明了该程序在没有明显的侧收缩的影响下，计算结果与实际情况较为吻合。
	3.	( 2 ) validate whether the crest elevation can meet the require of energy dissipation and erosion prevention during the beginning period of flood discharge . ( 3 ) calculate the altitude of downriver cofferdam , and make it meet the require of energy dissipation and erosion prevention . ( 4 ) calculate some average velocity of flow through some sections , including contracted section in stilling basins behind upriver cofferdam , if the hydraulic jump happen in lower reaches of the river . the program will calculate the average velocity of flow of contracted section and the length of the apron 主要设计内容包括：计算上游围堰后消力池的尺寸；验证泄洪初期坝面高程是否能够满足消能防冲需要；计算下游围堰堰顶高程，使其满足泄洪期围堰和坝体过流的消能防冲和工程进度的需要；计算部分断面平均流速，包括：上游围堰后消力池中收缩断面的断面平均流速；坝首和坝末的断面平均流速；当下游河道发生水跃时，计算下游河道的收缩断面平均流速及需要铺设护坦的长度。

Similar Words：

"堰堤式发电站" English translation, "堰堤式水力发电厂" English translation, "堰低坝；鱼栅" English translation, "堰底" English translation, "堰底收缩" English translation, "堰顶包角" English translation, "堰顶高程" English translation, "堰顶净长" English translation, "堰顶可倾式过水坝" English translation, "堰顶收缩" English translation