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CFD中文网

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  1. CFD中文网
  2. Meshy
  3. 方柱绕流的周期性网格

方柱绕流的周期性网格

Scheduled Pinned Locked Moved Meshy
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  • benqingB Offline
    benqingB Offline
    benqing
    wrote on last edited by
    #1

    网格是在ICEM中绘制,block如下图:
    0_1523263346445_捕获.JPG

    前后面为周期性边界条件,导入OpenFOAM之后设定如下:
    0_1523263580453_捕获.JPG

    运行checkMesh会报错,如下图:
    0_1523263682719_捕获.JPG

    重复绘制几次,都是这种错误。

    1 Reply Last reply
  • 李东岳李 Offline
    李东岳李 Offline
    李东岳 管理员
    wrote on last edited by
    #2

    原因很多,主要是ICEM里面没生成好。如果你确定ICEM里面生成的是完美的,你可以把你的matchTolerance调节的大一些,比如1。

    9月CFD算法编程课: http://dyfluid.com/class.html

    需要帮助debug算例的看这个 https://cfd-china.com/topic/8018

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  • benqingB Offline
    benqingB Offline
    benqing
    wrote on last edited by
    #3

    估计还是在icem中没有生成好

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  • drink waterD Offline
    drink waterD Offline
    drink water
    wrote on last edited by
    #4

    因为前后网格没对应好。前后网格需要“完美”对应上,包括节点。其实你用cyclicAMI这个边界条件要好一点。

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  • Z Offline
    Z Offline
    Zhoujq
    wrote on last edited by
    #5

    是否为容差 matchTolerance 太大导致的衔接不上~

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