MFEMVectorFEMassIntegratedBC

Overview

Adds the boundary integrator for integrating the bilinear form

where or .

Example Input File Syntax

[BCs<<<{"href": "../../../syntax/BCs/index.html"}>>>]
  [tangential_E]
    type = MFEMComplexVectorTangentialDirichletBC<<<{"description": "Applies a complex Dirichlet condition to the tangential components of a vector variable.", "href": "MFEMComplexVectorTangentialDirichletBC.html"}>>>
    variable<<<{"description": "Variable on which to apply the boundary condition"}>>> = E
    boundary<<<{"description": "The list of boundaries (ids or names) from the mesh where this object applies. Defaults to all boundaries."}>>> = '2 3 4'
  []
  [WaveguidePortIn]
    type = MFEMRWTE10IntegratedBC<<<{"description": "Adds the Robin boundary conditions for an electromagnetic problem with transverse waves in a rectangular waveguide.", "href": "MFEMRWTE10IntegratedBC.html"}>>>
    variable<<<{"description": "Variable on which to apply the boundary condition"}>>> = E
    boundary<<<{"description": "The list of boundaries (ids or names) from the mesh where this object applies. Defaults to all boundaries."}>>> = '5'
    input_port<<<{"description": "Whether the boundary attribute passed to this BC corresponds to the input port of the waveguide."}>>> = true
    port_length_vector<<<{"description": "Vector along the x-axis of the port, where its magnitude is the port length in meters."}>>> = "24.76e-2 0.0 0.0"
    port_width_vector<<<{"description": "Vector along the y-axis of the port, where its magnitude is the port width in meters."}>>> = "0.0 12.38e-2 0.0"
    frequency<<<{"description": "Mode frequency in Hz."}>>> = ${freq}
    epsilon<<<{"description": "Electric permittivity constant."}>>> = ${epsilon0}
    mu<<<{"description": "Magnetic permeability constant."}>>> = ${mu0}
  []
  [WaveguidePortOut]
    type = MFEMRWTE10IntegratedBC<<<{"description": "Adds the Robin boundary conditions for an electromagnetic problem with transverse waves in a rectangular waveguide.", "href": "MFEMRWTE10IntegratedBC.html"}>>>
    variable<<<{"description": "Variable on which to apply the boundary condition"}>>> = E
    boundary<<<{"description": "The list of boundaries (ids or names) from the mesh where this object applies. Defaults to all boundaries."}>>> = '6'
    input_port<<<{"description": "Whether the boundary attribute passed to this BC corresponds to the input port of the waveguide."}>>> = false
    port_length_vector<<<{"description": "Vector along the x-axis of the port, where its magnitude is the port length in meters."}>>> = "24.76e-2 0.0 0.0"
    port_width_vector<<<{"description": "Vector along the y-axis of the port, where its magnitude is the port width in meters."}>>> = "0.0 12.38e-2 0.0"
    frequency<<<{"description": "Mode frequency in Hz."}>>> = ${freq}
    epsilon<<<{"description": "Electric permittivity constant."}>>> = ${epsilon0}
    mu<<<{"description": "Magnetic permeability constant."}>>> = ${mu0}
  []
[]
(test/tests/mfem/complex/complex_waveguide.i)

Input Parameters

  • boundary-1 The list of boundaries (ids or names) from the mesh where this object applies. Defaults to all boundaries.

    Default:-1

    C++ Type:std::vector<BoundaryName>

    Controllable:No

    Description:The list of boundaries (ids or names) from the mesh where this object applies. Defaults to all boundaries.

  • coefficient1.The coefficient which will be used in the integrated BC. A functor is any of the following: a variable, an MFEM material property, a function, a postprocessor or a number.

    Default:1.

    C++ Type:MFEMScalarCoefficientName

    Controllable:No

    Description:The coefficient which will be used in the integrated BC. A functor is any of the following: a variable, an MFEM material property, a function, a postprocessor or a number.

  • variableVariable on which to apply the boundary condition

    C++ Type:VariableName

    Unit:(no unit assumed)

    Controllable:No

    Description:Variable on which to apply the boundary condition

Optional Parameters

  • control_tagsAdds user-defined labels for accessing object parameters via control logic.

    C++ Type:std::vector<std::string>

    Controllable:No

    Description:Adds user-defined labels for accessing object parameters via control logic.

  • enableTrueSet the enabled status of the MooseObject.

    Default:True

    C++ Type:bool

    Controllable:No

    Description:Set the enabled status of the MooseObject.

Advanced Parameters