Ansys Icepak
Simulation & CAE software
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What is Ansys Icepak
Ansys Icepak is a computational fluid dynamics (CFD) and thermal simulation application focused on electronics cooling and thermal management. It is used by electronics, mechanical, and thermal engineers to model airflow, heat transfer, and temperature distribution in components, boards, enclosures, and systems. The product combines electronics-oriented modeling workflows with solver technology from the Ansys simulation portfolio, and it supports integration with ECAD/MCAD geometry and component libraries for packaging-level analysis.
Electronics-focused thermal workflows
Icepak is designed around common electronics cooling tasks such as board- and enclosure-level airflow, heat sink and fan modeling, and component power dissipation studies. It includes domain-specific setup options that reduce the amount of manual configuration compared with general-purpose CFD tools. This focus can shorten iteration cycles for thermal design validation in electronics packaging contexts.
CFD-based conjugate heat transfer
The product supports coupled fluid flow and heat transfer analysis, enabling evaluation of convection, conduction, and (where applicable) radiation effects in a single model. This helps teams assess temperature gradients and hotspots that depend on both airflow paths and material properties. It is suited to scenarios where simplified spreadsheet or lumped-parameter approaches are insufficient.
Integration with Ansys ecosystem
Icepak fits into the broader Ansys toolchain for geometry preparation, meshing, and multiphysics workflows. This can be useful when teams need to connect thermal results to adjacent analyses (for example, structural or reliability studies) or standardize on a single vendor’s simulation environment. It also supports data exchange with common mechanical CAD sources used in product development.
Specialized scope beyond thermal
Icepak is primarily oriented to electronics thermal and airflow problems rather than general mechanical design or broad CAE coverage. Organizations seeking a single tool for CAD authoring plus multi-domain simulation may still require additional applications for geometry creation and non-thermal analyses. This can increase toolchain complexity for teams outside electronics cooling use cases.
Setup and validation effort
Accurate electronics thermal CFD depends on boundary conditions, power maps, material definitions, and fan/heat sink representations that often require careful validation. Users may need test data or well-established assumptions to calibrate models and interpret results. Without this discipline, results can be sensitive to modeling choices and may not match physical measurements.
Licensing and compute demands
CFD-based thermal simulation can require significant compute resources for fine meshes and transient studies, which can affect turnaround time. Licensing is typically commercial and may involve additional costs for solver capabilities or parallel compute, depending on configuration. This can be a barrier for smaller teams compared with lower-cost numerical tools used for early-stage analysis.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Commercial (Icepak module / Ansys Electronics Desktop) | Contact Ansys Sales — no public pricing listed on official product pages. | Icepak is offered as a licensed module within Ansys Electronics Desktop; commercial licenses and pricing require a sales quote. See Ansys product page and Contact Sales. |
| Student (Ansys Electronics Desktop Student) | Free (educational use) | Ansys Electronics Desktop Student includes Icepak and is available as a free student download with usage restrictions (e.g., Icepak mesh element limit 512K, built-in student license duration noted). |
| Cloud / Ansys Access & Gateway offerings | Pricing not published on product page — see platform docs for platform fees and core-hour usage | Ansys Access on Microsoft Azure and Ansys Gateway (AWS) list platform fees and core-hour usage billing in their official docs; these are separate billing items (platform + core/hour) and are charged through the cloud provider invoice. |
Seller details
ANSYS, Inc.
Canonsburg, Pennsylvania, USA
1970
Public
https://www.ansys.com/
https://x.com/ansys
https://www.linkedin.com/company/ansys-inc/
