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Digital Twin, Digital Thread & AI: The Foundation of the Next Industrial Wave
Digital twins: Mathematical Models Digital twins are virtual models built to support analysis and optimization across multiple stages of the product life cycle: design, manufacturing, operations, and maintenance. By a numerical mirror of the physical system, engineers can simulate “what-if” scenarios, detect potential…
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Altair Community Magnetics Chat Series
Join us for an exciting technical series where we will showcase the new capabilities of High Frequency and Low Frequency tools in Altair. This monthly series is designed to empower industry experts by providing them with insights into the latest features, workflows, and advancements in Altair’s Electromagnetics solutions.…
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Power Electronics Design Utilizing Machine Learning for Thermals
(This is a translated version of an article posted by Kosuke Ikeda. The original article in Japanese can be found here) At the 1DCAE & MBD Symposium 2024, held in Hiroshima from November 28 to 29, 2024, a presentation was given on the theme “Power Electronics Design Leveraging Machine Learning and 1D Simulation.”…
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New eLearning Course - Connectors and Contacts with HyperMesh
We recently released a new eLearning course, Connectors and Contacts with HyperMesh. Connectors and Contacts with HyperMesh covers the creation and editing of connectors and contacts in HyperMesh. Practice establishing relationships between parts with connectors, finding locations that require contacts, and generating…
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Accelerating Vehicle Crash Simulations with Altair romAI
Vehicle crash simulations are essential for automotive safety design, but they present a significant computational challenge. High-fidelity crash models can take hours or even days to complete a single simulation, making design exploration and optimization studies extremely time-consuming and costly. When engineers need to…
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LLC Parameters Exploration on Resonant Converter using LTspice
This article focuses on the analysis of an LLC resonant converter using LTspice and HyperStudy. If you are not familiar with HyperStudy, you may refer to the following article: Automating PSIM with Hyperstudy vs Scripting If you wish to learn how to import an LTspice model into HyperStudy, please refer to the article below…
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S-FRAME Suite 2026 Release Overview
S-FRAME suite v2026 is now available, and this version adds building codes, looking to improve the everyday workflow for its users. Keep reading this article so you can know all of these implementations! Structural Design 2 major implementations were added to this S-FRAME version, being the support for the South Korean KDS…
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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,…
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Feko: Reciprocal Excitation solution configuration – CADFEKO and POSTFEKO workflow
Overview The antenna reciprocity theorem [1] relates the antenna load current for given plane wave excitation to the radiation pattern when the antenna is excited. The antenna is assumed to be made of linear and reciprocal components. With the CADFEKO Reciprocal Excitation solution configuration, the antenna load response…
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Rotman Lens Toolkit for Feko
Rotman Lens is a two dimensional, wide-angle microwave lens capable of steering a beam through the use of input ports being individually excited. The number of input ports determine the resolution of the steerability of the beam, and the angle of the outermost ports determines the full angle of the steerability. A white…
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PSIM Level 2 Switch Model Tuning to Match SPICE Model Performance
This article discusses the parameter tuning of a PSIM Level 2 switch model using a SPICE model as a reference. As you may already know, PSIM offers a wide variety of switch types. Check out the following article about different switch model options before reviewing this one. Learning how to navigate through the PSIM switch…
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Connecting HyperStudy with HyperSpice & LTspice using a PSIM schematic
Connecting HyperStudy with HyperSpice & LTspice using a PSIM schematic PSIM gives three different solver options with PSIM (default), Altair's HyperSpice, and then a link to LTspice. You can use our design of experiments and automation tool, HyperStudy, to run automated simulations with any of these solvers. That being…