Navigation

    CFD中文网

    CFD中文网

    • Login
    • Search
    • 最新

    液滴动态接触角如何设置

    OpenFOAM
    2
    3
    1292
    Loading More Posts
    • Oldest to Newest
    • Newest to Oldest
    • Most Votes
    Reply
    • Reply as topic
    Log in to reply
    This topic has been deleted. Only users with topic management privileges can see it.
    • 桎
      桎梏 last edited by

      有人了解液滴的动态接触角模型么
      关键词 dynamicAlphaContactAngle
      关于uTheta,怎么设置呢?
      捕获.JPG
      捕获.JPG
      https://www.cfd-online.com/Forums/openfoam-pre-processing/114288-how-use-constant-alpha-contact-angle-2-1-1-a.html

      1 Reply Last reply Reply Quote
      • 李东岳
        李东岳 管理员 last edited by

        没仔细研究过这个,不过从公式看起来像是个用来调节反应时间的尺度变量 :-) 尤其是用在tanh里面

        theta =theta0 + (thetaA - thetaR)*tanh(uwall/uTheta); 
        

        CFD高性能服务器 http://dyfluid.com/servers.html

        桎 1 Reply Last reply Reply Quote
        • 桎
          桎梏 @李东岳 last edited by

          @东岳 cfd online的回答说有时候用随机值。。。。我正在测试算例,随便用的0.01:zoule:
          尤其让我无法理解的就是无滑移边界uwall=0,uTheta随便取

          1 Reply Last reply Reply Quote
          • First post
            Last post

          CFD中文网 | 东岳流体 | 京ICP备15017992号-2
          论坛登录问题反馈可联系 li.dy@dyfluid.com