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CFD中文网

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  3. 怎么同时使用两种边界条件?

怎么同时使用两种边界条件?

Scheduled Pinned Locked Moved OpenFOAM
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  • 孟豪龙孟 Offline
    孟豪龙孟 Offline
    孟豪龙
    wrote on last edited by
    #1

    0_1530088715580_边界条件.png 如图,文献的意思是燃烧室压力大于喷注压力用总压边界条件,反之使用超音速边界条件.请问这如何实现啊?

    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

    这是俩个算例还是自动实现两个边界条件》?

    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

    1 Reply Last reply
  • 孟豪龙孟 Offline
    孟豪龙孟 Offline
    孟豪龙
    wrote on last edited by
    #3

    自动实现的

    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
    #4

    不,setFields可以用于非均一场,可能还是有些地方写错了

    我把你之前的误删除了...

    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

    孟豪龙孟 1 Reply Last reply
  • 孟豪龙孟 Offline
    孟豪龙孟 Offline
    孟豪龙
    replied to 李东岳 on last edited by 李东岳
    #5

    @东岳东岳大哥,可能是我表达不够清楚,我的意思是$internalField能否在非均匀场中使用?

    不能,举例,如果你的面网格单元有10个,internalField(内部场网格单元)有100个,这个不一致,因此不能这么用。

    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
    #6

    我又回复错了...这几天事情特别多晕了

    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

    1 Reply Last reply
  • 孟豪龙孟 Offline
    孟豪龙孟 Offline
    孟豪龙
    wrote on last edited by
    #7

    谢谢 东岳大哥

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  • 笨 Offline
    笨 Offline
    笨笨yuan20
    wrote on last edited by
    #8

    请问版主解决了这个边界条件的问题吗?

    1 Reply Last reply
  • 流 Offline
    流 Offline
    流体中二少年
    wrote on last edited by
    #9

    时隔多年,没想到在这遇到孟前辈,老师让我复现你的RDE数值模拟的论文,入口边界用swak4Foam完美解决了,出口边界你论文中提到的无反射边界条件该怎么设置,waveTransmissive这个边界条件可以自动实现超音速和亚声速转换吗

    1 Reply Last reply

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