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Boundary conditions > Simulation objects > Simcenter 3D Thermal/Flow, Electronic Systems Cooling, and Space Systems Thermal simulation objects

Radiative Element Subdivision

Use a Radiative Element Subdivision simulation object to create local overrides for the Element Subdivision option in the following dialog boxes:

  • Radiative Heating

  • Solar Heating and

  • Radiation

When you create a Radiative Element Subdivision simulation object, you override the setting of the Element Subdivision option for a selected portion of the model.

Radiative Element Subdivision allows you to refine local radiation calculations without unnecessarily refining calculations for the entire object. Use a Radiative Element Subdivision simulation object when very precise radiation simulation is required only for specific geometry or elements.

Where do I find it?

Application Pre/Post
Command Finder Radiative Element Subdivision
Simulation Navigator Right-click the Simulation Object Container node→New Simulation ObjectRadiative Element Subdivision
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Advanced Controls

Deactivation Set

Disjoint Fluid Mesh Pairing

Duct Flow Boundary Conditions

Immersed Ducts

Flow Blockage

Flow Boundary Condition

Flow Convergence

Flow Surface

Fluid Domain

Free Molecular Heating

Interface Resistance

Joule Heating

Merge Set

Mixing Plane

Moving Frame of Reference

Orbital Heating

Override Set

Particle Injection

Peltier Cooler

Periodic Boundary Condition

Printed Circuit Board

PCB Component

Radiation

Radiative Heating

Report

Screen

Selective Results

Solar Heating andSolar Heating Space

Solid Motion Effects

Supersonic Inlet

Surface-to-Surface Contact

Symmetry Plane

Thermal Coupling

Thermal Coupling — Advanced

Thermal Coupling — Convection

Thermal Coupling — Radiation

Thermal Rotational Periodicity

Thermal Streams Junction

Inputs to expressions

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Auto-generated expressions

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Simcenter 3D Thermal/Flow, Electronic Systems Cooling, and Space Systems Thermal boundary conditions

Thermal/Flow, Electronic Systems Cooling, and Space Systems Thermal

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Radiative Element Subdivision, Simcenter 3D 2021.1 Series

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Source: https://docs.sw.siemens.com/en-US/doc/289054037/PL20200601120302950.advanced/id632036 · retrieved 2026-07-17