Boundary Features
The following boundary nodes and subnodes are available for the Heat Transfer and Heat Transfer in Shells interfaces:
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Boundary Heat Source
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Deposited Beam Power
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External Temperature (Thin Layer, Thin Film, Fracture)
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Fracture (Heat Transfer Interface) and Porous Medium (Heat Transfer in Shells Interface)
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Harmonic Perturbation
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Heat Flux
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Heat Source (Heat Transfer in Shells Interface)
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Heat Source (Thin Layer, Thin Film, Fracture)
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Inflow
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Initial Values (Thin Layer, Thin Film, Fracture, and Heat Transfer in Shells Interface)
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Isothermal Domain Interface
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Line Heat Source on Axis
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Lumped System Connector
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Open Boundary
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Outflow
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Periodic Condition (Heat Transfer Interface)
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Phase Change Interface
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Surface-to-Ambient Radiation (Heat Transfer Interface)
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Symmetry (Heat Transfer Interface)
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Temperature
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Thermal Contact
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Thermal Insulation
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Thin Film (Heat Transfer Interface) and Fluid (Heat Transfer in Shells Interface)
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Thin Layer (Heat Transfer Interface) and Solid (Heat Transfer in Shells Interface)
For axisymmetric components, COMSOL Multiphysics takes the axial symmetry boundaries into account and automatically adds an Axial Symmetry node that is valid on the axial symmetry boundaries only.
The following boundary nodes and subnodes are available for the Surface-to-Surface Radiation, Radiation in Participating Media, Radiation in Absorbing-Scattering Media, and Radiative Beam in Absorbing Media interfaces:
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Continuity on Interior Boundary (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Continuity (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Continuity on Interior Boundary (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Diffuse Mirror (Surface-to-Surface Radiation Interface)
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Diffuse Surface (Surface-to-Surface Radiation Interface)
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Incident Intensity (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Incident Intensity (Radiative Beam in Absorbing Medium Interface)
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Initial Values (Surface-to-Surface Radiation Interface)
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Layer Opacity (Surface-to-Surface Radiation Interface)
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Opaque Surface (Surface-to-Surface Radiation Interface)
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Opaque Surface (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Opaque Surface (Radiative Beam in Absorbing Medium Interface)
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Periodic Condition (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Prescribed Radiosity (Surface-to-Surface Radiation Interface)
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Radiation Group (Surface-to-Surface Radiation Interface)
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Semitransparent Surface (Radiation in Participating Media Interface)
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Semitransparent Surface (Surface-to-Surface Radiation Interface)
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Symmetry (Radiation in Participating Media and Radiation in Absorbing-Scattering Media Interfaces)
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Transparent Surface (Radiative Beam in Absorbing Medium Interface)
For a detailed overview of the functionality available in each product, visit https://www.comsol.com/products/specifications/