水资源与水工程学报

文章摘要

HUANG Hao,ZHANG Changbing,XING Zhi.二滩水电站1号泄洪洞水力特性与掺气减蚀的三维数值模拟Journal of Water Resources and Water Engineering[J].,2011,22(6):

二滩水电站1号泄洪洞水力特性与掺气减蚀的三维数值模拟

Three-dimensional numerical simulation of hydraulic characteristics and air entrainment to alleviate cavitations of No.1 spillway tunnel of Ertan hydropower station

DOI：10.11705/j.issn.1672-643X.2011.06.258

中文关键词: 泄洪洞水力特性掺气减蚀

英文关键词: spillway tunnel hydraulic characteristics air entrainment to alleviate cavitation

基金项目:

Author Name	Affiliation
HUANG Hao,ZHANG Changbing,XING Zhi	HUANG Hao,ZHANG Changbing,XING Zhi(College of Hydraulic & Hydroelectric Engineering,Sichuan University,Chengdu 610065,China)

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中文摘要:

基于VOF法和k-ε紊流模型,对二滩1#泄洪洞进行了全流道三维数值模拟计算,获得了泄洪洞的流场及速度场、压力分布、水相分布及空腔、流速矢量等水力特征参数。计算结果表明:在原有体型通气孔侧墙部位,水流掺气不充分,出现局部负压,是造成该部位发生空蚀破坏的主要原因。本文所采用的数值模拟模型计算可以成为研究泄洪洞水力特征和掺气减蚀的一种方法。

英文摘要:

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