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Upcoming Community Electromagnetics Chat: Advanced Winding Modeling and Selection in FluxMotor
Are you an eMotor designer or a FluxMotor user looking to push the boundaries of performance and make smarter design decisions? Then you won't want to miss our next Community Electromagnetics Chat Series session on February 19, 2026 at 10 AM Eastern Time. Join us for an in-depth technical session on "Advanced Winding…
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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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Community Champion of the Month - November, 2025
The Community Team would like to introduce the November Champion of the Month, Subhurathinavel Natarajamoorthy @Subhu . Subhurathinavel Natarajamoorthy is a Virtual Validation Analyst at CNH (a global leader in the agriculture and construction sectors) who enjoys engineering the future of agriculture. His team builds…
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📅October and November Community Roundup + Important Announcement📣
Hi Everyone, Sorry for the delay in posting our community highlights and achievements for October and November. There has been a lot of going on, but we didn't want to overlook the great content and contributions for these months. So without further ado, let's jump right in. 📣 Important Announcement - Altair Support is…
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Altair Support is Moving to Siemens Support Center!
Hello, amazing Altair community! We're buzzing with excitement to welcome you to this dedicated space, created just for you as we embark on an important transition: moving Altair's support infrastructure to the Siemens Support Center. This is a big step, and we're committed to making it as smooth and transparent as…
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Upcoming Altair Community Events & Your Feedback Needed
Hi Everyone, As we look ahead to the final months of 2025, we're thrilled to announce that we have added few more sessions to our ongoing community series. We want to hear from You! Your ideas and feedback helps us create the experiences our community truly wants. Drop a comment below and let us know what events or…
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Community Champion of the Month - October, 2025
The Community Team would like to introduce the October Champion of the Month, Roger DeAngelis @Roger DeAngelis_21630. Roger’s path began in the early 1960s, when he bought his first ebony-and-ivory K & E slide rule. In high school, he was drawn to math, physics, and Newton’s laws of motion. He attended the University of…
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Altair RISE : Program to Recognize and Reward our most engaged Community Members
🚀 Altair RISE Program We're excited to launch an exclusive 6-month program designed to recognize and reward our most engaged community members! Whether you're answering questions, sharing solutions, or participating in discussions, RISE gives you recognition in the community while helping you grow your expertise. Progress…
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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…
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Error3423 solution
Hello, I am using Altair Inspire 2026.0 (before this 2025.1), I started having this problem in Altair Inspire 2025.1. Whenever I start a topology optimization the simulation will fail at 58%. After that I get Error3423 with the message contact Altair Support. This problem only occured after a while, before this i could run…
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Let me describe my problem.
Let me describe my problem: I meshed my model using HM 2020. The model's unit system was cm, with a mesh size of 0.1cm (1mm). Then I learned the new version, HM 2026. After opening the meshed HM file from the 2020 version with the new version, I set Param/Criteria for mesh quality checks. However, a problem arose: my model…
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Let me describe my problem.
Let me describe my problem: I meshed my model using HM 2020. The model's unit system was cm, with a mesh size of 0.1cm (1mm). Then I learned the new version, HM 2026. After opening the meshed HM file from the 2020 version with the new version, I set Param/Criteria for mesh quality checks. However, a problem arose: my model…
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Optistruct Compute Console license errors - student edition
I have been using Inspire for optimisation without error but needed to do some work with composite lamina so downloaded hypermesh and began using it. When trying to run my .fem file I am greeted with a load of license not found errors in my OUT file. What could be my fix? Feature(s): HyperWorks, HWOptiStruct Error Code: 9…
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Is there a way to apply force to an individual particle? Posting AGAIN; HELP!!!
I have particles bonded together in the shape of a beam, and I want to apply force to some specific particles so that the entire beam follows it. Currently, in the Creator section, I only see the option to add geometry and assign motion to it. But what if I want to impose motion directly on a particular particle? I see…
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Is there a way to apply a force to an individual particle?
I have particles bonded in the shape of a beam, and I want to apply force to specific particles so that the entire beam experiences deformation because of that force. Currently, in the Creator section, I only see the option to add geometry and assign motion to it. But what if I want to impose motion/force directly on a…
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Not getting export option in Simlab
I have recently downloaded the Simlab Student version and want to export the file in Abaqus CAE. But I am not getting the option of Exporting the file to a file extension suitable for Abaqus. I am able to save the file in only .slb format. Can anyone sort this problem?
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Received fatal signal SIGSEGV
Hi, Trying to run a UVM testbench, what could be the reasons for it to immediately abort with SIGSEGV ? Is there some way to debug where is the problem? I've run with "-debug-verbose pp:hier:lib" but looks like it does not help so much. Please advice. Licensed for Altair DSim Cloud. =N:[License] New lease granted. Using…
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Problems with hypermesh and optistruct unable to create materials or properties.
Hello, I recently downloaded hypermesh and optistruct. However I can´t really use de program. For example, I cannot create a material and add properties to it, the following image is the only thing I see. I cannot create for example beams or when I try a fatal error occurs. In addition I cannot add any other properties.…
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How to plot S-parameters for Coil Inductor - FEKO
In FEKO, I have created a wire helix with diameter of 4 inches and 5 turns (1 inch per turn). I want to plot the S-parameters for this simple inductor, but everytime I plot them, S1,1 is 0 dB or slightly positive at 1 dB. I have added straight lines to each end of the helix coil and made these lines each a port. This is…
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Student license key change
I just changed from windows to fedora and i want to activate my student key but i have to revocate it from windows, but i formated my computer, what should i do ?
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altair-slc-fun-with-sympy-series-and-integrals-to-define-common-functions-and-constants
Altair slc fun with sympy series and integrals to define common functions and constants; Too long to post on a list, see https://github.com/rogerjdeangelis/utl-altair-slc-fun-with-sympy-series-and-integrals-to-define-common-functions-and-constants These formulations are fundamental and can help with many structural models.…
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Altair slc python how to run opensource spacemouse using python pyspacemouse
Altair slc python how to run opensource spacemouse using python pyspacemouse Too ling to post on list, see github https://github.com/rogerjdeangelis/utl-altair-slc-python-how-to-run-opensource-spacemouse-using-python-pyspacemouse You may need to place hidapi.dll in the system path or see…
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PSIM Windows on Arm support?
Hello experts, My name is Juan Mata, and I am from the App Assure team at Microsoft, focused on creating ISV integrations with Microsoft products. The App Assure team has provided no-cost technical guidance to hundreds of developers, enabling them to create Arm-optimized apps through our Arm Advisory Services. We are…
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Starting with altair
Description: I want to start learning altair, how do I start Product/Topic Name : I want to learn basics *Note from Community Team - Once you receive a satisfactory answer on your question, kindly mark your answers as "Accepted" so it can help others with similar problems. Thanks.
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Issue with Student License Registration
I am experiencing a problem registering my student license. In order to use PSIM with a student license, I followed the instructions by running almutil_gui and selecting Activate under Activation. I confirmed the popup message stating, “License was activated and stored in User license store.” However, when I run PSIM, the…
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How to effectively export EDEM data
Good day I am new to EDEM and would like to export a specific data set. We are taking a sample of a bigger batch of particles, between 16mm and 26mm spherical particles, that must represent what is put into the equipment that mixes it to ensure we do not pull an unreliable sample. I need to create a histogram that shows…
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Request for Manual License Deactivation (Student Edition)
I am writing to request a manual deactivation of my Student Edition license. Recently, my previous computer was formatted, and I no longer have access to the system to perform the deactivation via almutil_gui.exe as instructed in the guide. I would like to activate the license on my new computer, but since it is still…
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SpaceMousse Support SIMLAB2025.1
Hello, is there any support for a Spacemousse in SIMLAB2025.1? Since the UPDATE from 2024.1 to 2025.1 it is not possible to use the SpaceMousse. Software updates regarding the SpaceMousse Software don't help. Is there a workaround or anythin else? Thank you in advance.
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Hyperelastic model para
https://help.altair.com/hwsolvers/os/topics/solvers/os/mathe_bulk_r.htm How's I and J calculated? Thanks Qin
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License Deactivation
I got a new PC and installed PSIM and uninstalled PSIM on the old one, but did not deactivate the license before uninstalling. Can you please deactivate my license so I can set up PSIM on my new PC?
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Altair slc linearly elastic stiff beam deflection due to a concentrated bending moment
Altair slc linearly elastic stiff beam deflection due to a concentrated bending moment Too long to post on list, see github https://github.com/rogerjdeangelis/utl-altair-slc-linearly-elastic-stiff-beam-deflection-due-to-a-concentrated-bending-moment Graphic Output…
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Moving heat source analysis
Hii, I want to perform a heat source at constant temperature moving on a body, I need to determine the effect of heat on the body, There is a tutorial in radios but it ain't in detail, Suggest me some methods, if its possible in optistruct that would be great The heat source moving at the defined and the heat transfer…
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Not gatting solution
In HyperMesh 2026 (OptiStruct user profile), my OptiStruct job completes immediately after the header with no analysis/iterations — .out file only shows startup info + empty "Iteration Subcase Variable Grid/Elem ID Value" table. No subcase processing or results. Model Browser shows: Load Step Inputs (1) SUBCASE (2) under…
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How can I obtain the Student Version License?
Hi, a few days ago I signed up with my university email to obtain the Student Version license, I'm interested in using PSIM software for my proyect , but I haven´t recived the Student version license, How can I obtain it? My university have many campuses in my country, when I registered, I entered my university's aderess,…
