溢流土石围堰防冲估算  

Erosion Control Estimation of an Overflow Earth- rock Cofferdam

作　　者：胡军华 张文倬[2] 

机构地区：[1]云南金沙江中游水电开发公司,云南昆明650051 [2]中国水电顾问集团昆明勘测设计研究院,云南昆明650051

出　　处：《云南水力发电》2012年第B07期31-33,共3页Yunnan Water Power

摘　　要：依据工程实践，对溢流土石围堰的块石、混凝土及加锚筋混凝土护面3种防冲结构提出估算方法，并搜集在实验前水跃长度估算式及各种材料允许抗冲流速。The paper has proposed the methods of estimating erosion control structure for rubble, concrete and anchor bar concrete 3 protective facings and has also collected formulas of estimating lengths of hydraulic jmnps and permissible erosion- resisting velocity for various materials before test based on engineering practice.

关 键 词：块石 混凝土 锚筋混凝土护面 水跃 允许抗冲流速 

分 类 号：TV551.31[水利工程—水利水电工程]