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A space to store language specific content. Currently, we have Japanese and Korean categories available.
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A space for academic related technical resources and discussions.
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Upcoming Events

Unlock Fast & Easy Axial Flux Machine Simulation with SimLab
This event is part of the Community Electromagnetics Series. Low Frequency sessions will occur on 3rd Thursday of the month and High Frequency sessions will occur on 4th Thursday of the month at 10 AM Eastern Time. Registration must be completed for each session you wish to attend. In this session, we’ll show how SimLab…
Solver enhancements for Large Model and High-Frequency Evaluations in Feko 2026
This event is part of the Community Electromagnetics Series. Low Frequency sessions will occur on 3rd Thursday of the month and High Frequency sessions will occur on 4th Thursday of the month at 10 AM Eastern Time. Registration must be completed for each session you wish to attend. This webinar highlights key solver…
Future.Industry 2026
As your trusted Altair technology joins Siemens, the world’s #1 industrial software company, we’re poised to help you create faster, build smarter, and scale beyond what we ever imagined, together. Altair’s capabilities in simulation, high-performance computing, data science and artificial intelligence together with…

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Recent Feed

Can't import data into rapid miner
For some odd reason RapidMiner cannot access any of my files on my computer. It can't see a single file which probably means it doesn't have access. I've given it access in my settings on my mac and it still can't see any files. I can drag in excel or cdv files and it will load in, but it can't run processes even if I try…
Altair Support is Moving to Siemens Support Center!
STATUS UPDATE (March 5 2026): Dear Community, The exciting transition to the Siemens Support Center is now in full swing! We have migrated all your closed cases to the new platform. To facilitate the migration of your open cases, the Altair Support Portal will be locked down on March 6th. When you return to work on Monday,…
The OptiStruct Optimization Professional Specialist Certification is now live!
The OptiStruct Optimization Professional Specialist Certification is now live on the learning platform! This certification covers using OptiStruct to setup and solve various optimization types, including OptiStruct features, capabilities, and formats, elements, properties, and materials, loads, boundary conditions, and…
The OptiStruct Dynamics Professional Specialist Certification is now live!
The OptiStruct Dynamics Professional Specialist Certification is now live on the learning platform! This certification covers using OptiStruct to setup and solve modal, frequency response, acoustic, random vibration, and rotordynamics analyses, including OptiStruct features, capabilities, and formats, elements, properties,…
The OptiStruct Statics Professional Specialist Certification is now live!
The OptiStruct Statics Professional Specialist Certification is now live on the learning platform! This certification covers using OptiStruct to setup and solve linear and nonlinear static analysis, including OptiStruct features, capabilities, and formats, elements, properties, and materials, loads, boundary conditions,…
The OptiStruct Essentials Associate Specialist Certification is now live!
The OptiStruct Essentials Associate Specialist Certification is now live on the learning platform! This certification covers using OptiStruct essentials for finite element simulation analysis, including OptiStruct features, capabilities, and formats, model entities such as elements, properties, and materials, analysis…
The EDEM Essentials Associate Specialist Certification is now live!
The EDEM Essentials Associate Specialist Certification is now live on the learning platform! This certification covers the fundamental EDEM concepts and main Contact Models used to simulate granular materials. including how to set up a model in the Creator, the key parameters in the Simulator, and how to analyze bulk…
My Pc is Formatted I am not able to activate my license
Due to some repairing my PC was formatted and the altair license was also deleted i am requesting the support team to kindly help me deactivate my old student license and reinstall it inside my computer as soon as possible.
Radioss SPR Simulation: Unexpected Material Failure and Punch-Through Issues
Hi everyone, I am working on a Self-Piercing Riveting (SPR) process simulation using Altair Radioss (HyperMesh for pre-processing). I am experiencing an issue where the rivet (36MnB4) punches through the top sheet (Al5182) without proper penetration and interlock formation. Instead of the rivet flaring out and creating a…
Migration to Siemens
Altair have gone dark. No response from Siemens support or my account manager. I can't find my Site ID and that seems to be needed to complete setup of the Siemens account. I have multiple E-mails saying I will get an E-mail with details to login, and an E-mail saying I should have had an E-mail with instructions, but no…

Unanswered Questions

My Pc is Formatted I am not able to activate my license
Due to some repairing my PC was formatted and the altair license was also deleted i am requesting the support team to kindly help me deactivate my old student license and reinstall it inside my computer as soon as possible.
Contacts - Unmask Adjacement
Hi there! I am using Hypermesh 2025. It is my first time using contacts, so maybe I have it all wrong. I used the Model —> Groups tool and defined sliding contact for main and secondary entities. How can i check that the contact has been created? When i model the connections with duplicate elements or merged nodes, i press…
HyperMesh2024.1での3Dメッシュオフセットの方法について質問
HyperMesh 2024.1で、すでに3Dメッシュまで作成し、2Dメッシュとジオメトリを削除したモデルがあります。このモデルで、3Dメッシュを選択して厚みを1.5 mm増やしたモデルを作成したいと考えています。Morphで節点を選択し、オフセット方向を指定してみましたが、うまくできませんでした。3Dメッシュをオフセットして厚みを増やす方法を教えていただけますか。下の図で黄色く塗られた面をオフセットしたいです。（ソルバはLS-DYNAを使用しています。）
How to use the Bimodal distribution for the bonding v2 model
Hello everyone, I only know how to use the meta-particles of bonding v2. Now I want to implement the Bimodal distribution. How should I operate?
Altair slc sqlite cheat sheet
Altair slc sqlite cheat sheet Too long to post on a list see github https://github.com/rogerjdeangelis/utl-altair-slc-sqlite-cheat-sheet COMPLETE SQLITE CHEAT SHEET (WITH EXTENSIONS ON END)
Conflicting Hierarchy Logic between Model Browser and Part Browser
I'm noticing a discrepancy in how HyperMesh organizes entities and would like to know the "Source of Truth" for the hierarchy. Import type: BOM In the Model Browser: I see Parts with a subsystem of part-assemblies. (Note: I'm also hitting a bug where Assembly & Parts section expansion is limited/truncated here). In the…
I'd like to ask you about the Pism simulation
After installing psim, the license setup creates a file after typing the ID and authorization as the professor told me in class, and the file doesn't open, and as in the picture, the status comes out as This computer is authorized. When I go into the utility and enter the student license key in active, an error appears and…
Batch Processing of SSP Files
Hello all, a newbie here. My organization's licence is AU Concept Engineer and we utilize units to access SimSolid2026.0.1 for FEA. I am interested in extracting FEA output values (displacement, von mises, etc) from completed simulation results using the Javascript API provision. But I keep getting this error:…
AltairサポートのSiemens集約に伴うアカウント管理方法について
いつもお世話になっております。 AltairサポートがSiemensへ統合された件について、サポートサイト上でのアカウント管理方法について確認させてください。現在、弊社ではAltairアカウントの作成・削除・グループ設定を行っておりますが、 Siemensのサポートサイトに移行したことで、管理方法がどのように変わったか確認したく、ご質問させていただきます。 ■ご質問内容サイト管理者（Administrator）は1名のみの設定でしょうか。複数の管理者を設定できる場合は、その上限人数も教えていただきたいです。サイト管理者以外に、ユーザーへ招待メールを送る権限を付与できる管理者ロールは存在しますか。存在する場合、…
How to measure length of line connectors?
I am using HyperMesh 2025 version. I have HyperMesh BIW model and line connectors have been created. I wanted to measure the length of it and the problem is when I am using "measure" tool it doesn't let me select the line connectors, it only let's me pick the line that is on the surface or component. Also in the connector…

Announcements

Altair Support is Moving to Siemens Support Center!
STATUS UPDATE (March 5 2026): Dear Community, The exciting transition to the Siemens Support Center is now in full swing! We have migrated all your closed cases to the new platform. To facilitate the migration of your open cases, the Altair Support Portal will be locked down on March 6th. When you return to work on Monday,…
📢 Upcoming Session Alert! Unlock Fast & Easy Axial Flux Machine Simulation with SimLab
Get ready for our next insightful session on March 19 : "Unlock Fast & Easy Axial Flux Machine Simulation with SimLab" This event is part of the Community Electromagnetics Chat Series. Low Frequency sessions will occur on 3rd Thursday of the month and High Frequency sessions will occur on 4th Thursday of the month at 10 AM…
Altair Community Rewards and Recognization
The Altair Community is a space where beginners, experienced users, industry experts, students, faculty and our product specialists come together to share insights, collaborate, and find ways to take full advantage of our products. Engagement is at the heart of the Community and with the launch of our new and improved…

Monthly Community Champion

Exceptional individuals who support the Community.

Community Champion of the Month - December, 2025
The Community Team would like to introduce the December Champion of the Month, Zhang Xinxing @Xinxing_Zhang. Zhang Xinxing currently works as a body structure CAE engineer at SAIC Motor. He has been actively involved in the Community for the past year. Professionally, he specializes in structural simulation and programming…

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Featured Posts

Altair Feko: What's new in Feko 2026
Highlights of the 2026 Release The Feko 2026 release features extensions to many different solvers - enhancing Feko's capabilities in propagation modelling, network planning as well as general and specialist EM analysis application areas. There are various performance improvements, interoperability, and API extensions,…
Altair Support is Moving to Siemens Support Center!
STATUS UPDATE (March 5 2026): Dear Community, The exciting transition to the Siemens Support Center is now in full swing! We have migrated all your closed cases to the new platform. To facilitate the migration of your open cases, the Altair Support Portal will be locked down on March 6th. When you return to work on Monday,…
Community Champion of the Month - December, 2025
The Community Team would like to introduce the December Champion of the Month, Zhang Xinxing @Xinxing_Zhang. Zhang Xinxing currently works as a body structure CAE engineer at SAIC Motor. He has been actively involved in the Community for the past year. Professionally, he specializes in structural simulation and programming…
February & March 2026 Community Event Lineup is Here!
Get ready to dive into an exciting lineup of events designed to help you get the most out of your Altair tools, connect with fellow users, and expand your knowledge! Whether you're looking to master new features, explore advanced applications, or simply connect with other enthusiasts, our upcoming events have something for…

Monthly Leaderboard

This month's community leaders

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