GfsBoundary

From Gerris

Examples

• B\'enard--von K\'arm\'an Vortex Street for flow around a cylinder at Re=160

  left = Boundary {
    BcDirichlet U 1
    BcDirichlet T { return y < 0. ? 1. : 0.; }
  }

• Vortex street around a "heated" cylinder

  left = Boundary {
    BcDirichlet U 1
  }

• Parallel simulation on four processors

  left = Boundary {
    BcDirichlet U 1
    BcDirichlet T { return y < 0. ? 1. : 0.; }
  }

• Turbulent air flow around RV Tangaroa

    left = Boundary {
	BcDirichlet U 1
    }

    right = Boundary {
	BcNeumann U 0
	BcDirichlet P 0
    }

• Lunar tides in Cook Strait, New Zealand

    left = Boundary {
        BcFlather U 0 H P M2(t)
    }

    right = Boundary {
        BcFlather U 0 H P M2(t)
    }

    top = Boundary {
        BcFlather V 0 H P M2(t)
    }

    bottom = Boundary {
        BcFlather V 0 H P M2(t)
    }

• Air-water flow around a Series 60 cargo ship

    left = Boundary {
        BcDirichlet P 0
        BcDirichlet V 0
        BcDirichlet W 0
        BcNeumann U 0
        BcNeumann T 0
    }

    right = Boundary {
        BcDirichlet P 0
        BcDirichlet V 0
        BcDirichlet W 0
        BcNeumann U 0
        BcNeumann T 0
    }

• Small amplitude solitary wave interacting with a parabolic hump

    left = Boundary { BcNeumann U 0 }

    top = Boundary { BcNeumann V 0 }

    bottom = Boundary { BcNeumann V 0 }

    right = Boundary { BcNeumann U 0 }

    top = Boundary { BcNeumann V 0 }

    bottom = Boundary { BcNeumann V 0 }

• Potential flow around a sphere

    left = Boundary { BcDirichlet U U0 }

    right = Boundary { BcDirichlet U U0 }

• Viscous flow past a sphere

    left = Boundary { BcDirichlet U U0 }

• Mass conservation

    left = Boundary {
	BcDirichlet U 1
	BcDirichlet V 0
    }

• Mass conservation with solid boundary

    left = Boundary {
	BcDirichlet U 1
	BcDirichlet V 0
    }

• Lid-driven cavity at Re=1000

  top = Boundary {
    BcDirichlet U 1
    BcDirichlet V 0
  }

  bottom = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

  right = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

  left = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

• Lid-driven cavity at Re=1000 (explicit scheme)

  top = Boundary {
    BcDirichlet U 1
    BcDirichlet V 0
  }

  bottom = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

  right = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

  left = Boundary {
    BcDirichlet U 0
    BcDirichlet V 0
  }

• Poiseuille flow

    bottom = Boundary {
        BcDirichlet U 0 
        BcDirichlet V 0 
    }

    top = Boundary {
        BcDirichlet U 0 
        BcDirichlet V 0 
    }

• Convergence of a potential flow solution

    left = Boundary { BcDirichlet U 1 }

    right = Boundary { BcDirichlet U 1 }

• Flow through a divergent channel

GfsBox { left = Boundary { BcDirichlet U 1 } }

• Potential flow around a thin plate

  left = Boundary { BcDirichlet U 1 }

• Translation of an hexagon in a uniform flow

    left = Boundary {
	BcDirichlet U 1
	BcDirichlet T 1
    }

• Circular dam break on a sphere

    right = Boundary { BcNeumann U 0 }

    left = Boundary { BcNeumann U 0 }

    top = Boundary { BcNeumann V 0 }

    bottom = Boundary { BcNeumann V 0 }

• Circular dam break on a rotating sphere

    right = Boundary { BcNeumann U 0 }

    left = Boundary { BcNeumann U 0 }

    top = Boundary { BcNeumann V 0 }

    bottom = Boundary { BcNeumann V 0 }