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Knowledge base articles
Knowledge base articles provide concise, practical guidance for solving thermal, flow, multiphysics, space systems, and turbomachinery modeling challenges in Simcenter 3D.
Space systems specific
Guidance for modeling spacecraft thermal environments, including multi-layer insulation (MLI), ablative materials, orbital heating, radiation modeling, and mission-specific boundary conditions.
Heater sizing and working with primitives
This webinar focuses on a basic small cubic nanosatellite, or CubeSat, thermal analysis setup with heater sizing using primitive geometry in Simcenter 3D Space Systems Thermal.

Knowledge base articles
Knowledge base articles provide concise, practical guidance for solving thermal, flow, multiphysics, space systems, and turbomachinery modeling challenges in Simcenter 3D.
- Model preparation
  Best practices for assembling and preparing simulation models.
- Thermal loads and constraints
  Guidelines for defining thermal loads, temperature constraints, and controller-driven conditions in a simulation.
- Thermal couplings
  Methods and best practices for defining, verifying, and troubleshooting thermal couplings in the model.
- Solver and performance
  Procedures and recommendations for executing the thermal solver, managing restart workflows, and optimizing computational performance.
- Post-processing
  Techniques for reviewing results and interpreting thermal solver output.
- Troubleshooting
  Procedures for resolving solver errors, warnings, and convergence problems.
- Advanced thermal modeling
  Advanced methods for simulating complex thermal phenomena.
- Customization and plugins
  Guidance for developing plugins and custom tools to enhance thermal simulation workflows.
- Flow specific
  Flow specific knowledge base articles.
- Space systems specific
  Guidance for modeling spacecraft thermal environments, including multi-layer insulation (MLI), ablative materials, orbital heating, radiation modeling, and mission-specific boundary conditions.
  - CubeSat webinars
    Learn the essential steps behind building a reliable thermal design workflow for CubeSats, small cubic nanosatellites, through the following webinars.
  - Multi-layer insulation modeling in Simcenter 3D Thermal
    This article shows how to model multi-layer insulation in different ways. Multi-layer insulation (MLI) is a type of thermal insulation commonly used in spacecraft and other applications where it is necessary to maintain a stable temperature within a structure.
  - Modeling charring ablative materials
    This article describes how to simulate the material transformation that an object undergoes when it is exposed to an intense transient heat source.
  - Model checks in Space Systems Thermal
    This article outlines methods to verify that a model functions as expected, covering fundamental Space Systems Thermal model checks.
  - How to extract solar loads in the thermal analysis without calculating temperatures?
    This article outlines two methods of extracting solar loads, including Solar, Albedo, and IR.
  - How to improve the solution time for models with solar heating and radiation request?
    This article provides guidelines on speeding up solutions that include solar heating and radiation requests.
  - How to control satellite boundary conditions during eclipse
    This article explains how to control loads on satellite panels during eclipse periods without using complex time-dependent fields.
  - Modeling orbital heating and radiation to environment for spacecrafts
    This article explains how to model solar heating and radiative exchange with the environment for spacecrafts in low Earth orbit (LEO).
  - Heater sizing and working with primitives
    This webinar focuses on a basic small cubic nanosatellite, or CubeSat, thermal analysis setup with heater sizing using primitive geometry in Simcenter 3D Space Systems Thermal.
- Turbomachinery specific
  Articles covering axisymmetric thermal modeling, bolt/nut interfaces, hybrid 2D–3D thermal mapping, thermal streams, voids, duct networks, and other turbomachinery-specific thermal workflows.
- FE model correlation and model update
  Model correlation and model update knowledge base articles, including how-to-guides, best practices, and troubleshooting tips.
- Legal notice
SST getting started
This getting started guide provides a comprehensive introduction to thermal modeling using Simcenter 3D Space Systems Thermal (SST).

Heater sizing and working with primitives

This webinar focuses on a basic small cubic nanosatellite, or CubeSat, thermal analysis setup with heater sizing using primitive geometry in Simcenter 3D Space Systems Thermal.

In this YouTube video, you will learn how to:

Set up a CubeSat thermal analysis using primitive shapes.
Perform heater sizing for CubeSat thermal control using a primitive-based workflow.
Structure a preliminary thermal model suitable for early design phases.

Note:

Download and extract the part files if you want to follow along the videos. The part files are saved in Simcenter 3D 2512.