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浅水障碍绕流的数值模拟

谭维炎, 施勇

谭维炎, 施勇. 浅水障碍绕流的数值模拟[J]. 水科学进展, 1999, 10(4): 351-361.
引用本文: 谭维炎, 施勇. 浅水障碍绕流的数值模拟[J]. 水科学进展, 1999, 10(4): 351-361.
TAN Wei-yan, SHI Yong. Numerical Simulation of Shallow Water Flows around Shores or Solid Walls[J]. Advances in Water Science, 1999, 10(4): 351-361.
Citation: TAN Wei-yan, SHI Yong. Numerical Simulation of Shallow Water Flows around Shores or Solid Walls[J]. Advances in Water Science, 1999, 10(4): 351-361.

浅水障碍绕流的数值模拟

详细信息
    作者简介:

    谭维炎(1935- ),男,广东 开平人.水利部南京水文水资源研究所教授级高级工程师.早期从事水库优化调度和水文统 计等研究,近20年专攻计算水力学.著有《Shallow Water Hydrodynamics》及《计算浅水动力学》等著作,共发表学术论文60余篇.

  • 中图分类号: TV131.2

Numerical Simulation of Shallow Water Flows around Shores or Solid Walls

  • 摘要: 浅水流绕过岸边和固壁时常出现分离生涡、脱涡和周期流现象.文中提出参数化局部涡模型和新生涡在背景流场中输移演化及其相互作用的算法,成功地对三峡水库坝区水流横向摆动进行了数值模拟.
    Abstract: When shallow-water is flowing around a shore or solid wall,often occurs a periodic flow phenomenon due to separation,vortex gener ation and shedding.This paper proposes a parameterized local vortex model and an algorithm aimed at modeling the transportation of newly-generated vortices in a background flow field as well as their interactions,which have been used to numerically simulate the lateral oscillations of flows near the dam site in Three-Gorge reservoir.
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    [2] E Levi.A universal strouhal law[J].ASCE.Engineering Mechanics.1983,109(3):718~727.(讨论见1984,110(5):839~845).
    [3] 谭维炎,胡四一.二维浅水流动的一种普适的高性能格式[J].水科学进展,1991,2(3):154~161.
    [4] 夏雪湔等.工程分离流动力学[M].北京:北京航空航 天大学出版社,1991.1~15.
    [5] T Sarpkaya.Computational methods with vortices[J].J.Fluid Engineering,1989,111
    [6] Z U A Warsi.Fluid dynamics[M].CRC Press.1993.
    [7] P M Grersho.Incompressible fluid dynamics[M],ARFM.1991,23.
    [8] 谭维炎.计算浅水动力学(有限体积法的应用)[M].北京:清华大学出版社,1998.
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  • 被引次数: 0
出版历程
  • 收稿日期:  1998-10-05
  • 修回日期:  1999-06-04
  • 刊出日期:  1999-10-24

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