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调水工程非恒定流边界条件的等效渠道处理新方法

杨开林

南水北调与水利科技2011,Vol.9Issue(1):8-11,4.
南水北调与水利科技2011,Vol.9Issue(1):8-11,4.DOI:10.3724/SP.J.1201.2011.01008

调水工程非恒定流边界条件的等效渠道处理新方法

Equivalent Channel Transformation of Boundary Conditions of Unsteady Flows in Water Diversion Projects

杨开林1

作者信息

  • 1. 中国水利水电科学研究院,北京,100038
  • 折叠

摘要

Abstract

The complexity of simulation of the unsteady flows in water diversion projects depends on how to describe their boundary conditions. This paper presented a new method for dealing with the boundary conditions of nodes. Using this new method,the gate,multi-function automatic adjustment weir-well and regulation pond as well as pumping station etc. can be replaced by an equivalent channel in mathematics except bifurcating nodes. As a result, the boundary conditions of the nodes can be described using a uniform standard mathematical model to make the computation of unsteady flow to normalize.

关键词

调水工程/非恒定流/边界条件/等效渠道

Key words

water diversion projects unsteady flows boundary conditions equivalent channel

分类

建筑与水利

引用本文复制引用

杨开林..调水工程非恒定流边界条件的等效渠道处理新方法[J].南水北调与水利科技,2011,9(1):8-11,4.

基金项目

"十一五"国家科技支撑计划资助项目(2006BAB04A12) (2006BAB04A12)

南水北调与水利科技

OA北大核心CSCDCSTPCD

2096-8086

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