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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.
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
  This knowledge base provides concise, practical guidance for solving thermal, flow, multiphysics, space systems, and turbomachinery modeling challenges in Simcenter 3D. Each article provides you with step-by-step guidance, best practices, and tips to help you handle complex processes and use key features effectively.
- 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.

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.