Altair SimSolid - Modal Analysis Learn how to perform modal analysis in Altair SimSolid. Ready to move forward? Results of a modal analysis on a 400 parts assembly in Altair Inspire, solved with the speed and accuracy of Altair SimSolid The latest release offers an even more powerful and accessible working environment, enabling a simulation-driven design approach that will cut time-to-market, reduce development costs, and optimize product performance. Here you can see not only the multitude of CAD formats supported, but just how fast it is to pull a complicated part into SimSolid and run a quick modal analysis: Enter a caption (optional) Demonstration #2: Comparing Multiple Design Variants. D3D: Do you have any quantifiable information with regards to the accuracy of your methods compared to more traditional approaches? Right mouse button select the disconnected part on either the screen or in the Assembly panel and select Edit Connections. Our Power edition adds thermal, thermal-stress, material nonlinear and geometric nonlinear. Ken was the cofounder and CEO at SIMSOLID corporation. 8.2 Complex Machined Plate. Part of the Altair Hyperworks suite, SimSolid is the game-changing simulation technology for designers, engineers, and analysts that performs structural analyses … Recent Posts. No meshing or remeshing is required. With Altair SimSolid there are no solver types or options to set. The modal analysis used the same post constraints and calculated the fundamental frequencies and mode shapes. The modal analysis calculated the first 10 flexible modes and took an additional 4 minutes. A modal analysis is used to find the natural frequencies along with the corresponding shape of the structure at each frequency. SimSolid FAST START TRAINING. Access to the modal participation dialog is from the results area of the modal analysis workbench toolbar. To do this, click on the play button in the Analyze ribbon under Structure menu. This information is important for understanding the dynamic behavior of a structure. Altair SimSolid’s standard solution refinement with 3 adaptive solution passes was used. This mode illustrates the ability of SIMSOLID to efficiently analysis a large assembly with parts of varying size scales (small to large) and varying geometric complexity. And, the completeness of Altair SimSolid’s high order approximation functions used to represent modal shapes makes it less likely for it to miss any modes. Inspire's award winning user experience for geometry creation and modification can be learned in just a few hours, and delivers dependable Altair solver power. Learn how to create joints in Altair SimSolid. There are many “rules of thumb” of how many elements, etc are required. In this tutorial, we show you how to set-up, run & post-process the finite element analysis of a cantilever beam/structure. First, let us perform modal analysis on this model. This will highlight where the missing connections are. Learn how to use modal participation factors in SIMSOLID. Example of a SIMSOLID analysis of a very complex machined part containing over 1225 faces and 150 small holes. You may unsubscribe from these communications at any time. Learn how to creates adhesives in Altair SimSold. For a given structure, there is an infinite number of vibration modes, however FEA modes are limited by the number of degrees of freedom available in the finite element model. Learn how to perform a dynamic frequency response analysis and evaluate the equivalent radiated power (ERP) with Constant Loading in Altair SimSolid. Altair SimSolid calculates modal participation, effective mass and cumulative mass factors for each mode in a specified global or local coordinate reference frame. Ken holds a B.S. Learn how to create liquid mass in Altair SimSolid. In most cases, remeshing is required to understand convergence, but this is problematic in itself for complex parts and large assemblies. Learn how to create distributed mass in Altair SimSolid. They are a great resource which allow you to compare SimSolid against your existing FEA solutions. • First, make sure that the partition lines are visible by clicking on ‘Show part edges’ • Click on ‘Modal analysis’ icon in the horizontal toolbar at the top • Set the number of normal modes to 10 and click OK • Click on ‘Immovable support’ icon as shown below Learn how to create bushings in Altair SimSolid. SIMSOLID modal analysis with modal participation factors of a large space truss — 549 part assembly. Additionally, the software utilizes distinctive multi-pass adaptive analysis to govern the accuracy of the solution. It eliminates geometry preparation and meshing: the two most time-consuming, expertise-extensive and error-prone tasks performed in a conventional structural simulation. The mesh body has just over 1/2 million facets. We are currently listed on Nasdaq as ALTR. We Dare You to Find Out! Complicating this further, many modal eigen-solvers are sensitive to the kind, size and shape of the elements used. SimSolid is really fast and is created … SimSolid extends Inspire’s solver capacity and makes it much faster to analyze large assemblies and complex parts. | Cookie Consent The crux of this analysis is the way SimSolid accomplishes it more efficiently on any desktop-class computer. Integration, model and solve in SIMSOLID done in under 1 minute.SIMSOLID is next generation, high capacity, structural FEA. Privacy Three modal analyses are performed on the unconstrained model that capture respectively the first 5, 50 and 200 flexible modes. Three modal analyses are performed on the unconstrained model that capture respectively the first 5, 50 and 200 flexible modes. Solution times for all analyses are relatively fast – even the largest ran in under 4 minutes. For information on how to unsubscribe, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy. Experimental Setup ... Getting to the Fundamentals of a Modal Analysis in Nastran In-CAD - Duration: 45:58. This is a truss structure with 500+ parts with a variety of shapes and full CAD geometric detail. In SIMSOLID no meshing is required, so the entire process, from FUSION 360 to results, was done in under 10 minutes.SIMSOLID is next generation, high capacity, structural FEA. Demo Models, Training Materials, Tutorials. Solution times for all analyses are relatively fast – even the largest ran in under 4 minutes. As one can see, Altair SimSolid is able to capture the details of high frequency modes with high resolution. Altair SimSolid makes the process of finding modes much easier. Learn how to perform modal analysis in Altair SimSolid. … in civil engineering from the University of California, Davis. Go to the Connections panel in the part explorer and do Actions>Show disconnected groups of parts. They are intended to complement the SimSolid Fast Start Training Guide with additional instructions on several typical use cases. Learn how to create seam welds in Altair SimSolid. The model is 200+ parts. Future releases of SIMSOLID Professional will also link a modal analysis to a frequency or random response analysis, as well as link a nonlinear static analysis to a modal analysis, to assess mode stiffening. In SIMSOLID, thermal analysis assumes a … In traditional FEA, finding modes can be problematic. Altair SimSolid tutorial projects contain CAD models, SimSolid project files and complete workflow instructions. By performing structural analyses on fully featured CAD assemblies within minutes, SimSolid is the game-changing simulation technology for designers, engineers, and analysts. Senior Vice President Business Development – SimSolid, Altair’s Marketing Survival Guide to Reporting – LinkedIn: Export Organic Analytics. Here is an example of circular steel plate. SimSolid is used at Whirlpool to quickly evaluate concept feasibility, answer critical design questions, and deliver designs to project teams faster than ever before. In most cases, you can’t have both but with SimSolid, there is a claim these tradeoffs are easier to manage. Adaptive solution refinement allows a single model to capture low to high frequency modes even for large assemblies. Have a Question? Since it works with the full CAD geometry, the true mass and stiffness is better represented. Learn how to perform a random response analysis in Altair SimSolid. A modal analysis is first run to determine the natural frequencies and modes shape of a structure. SIMSOLID is structural analysis software developed specifically for design engineers. Simplification of the geometry is common to make meshing easier, but this can lead to errors if critical mass or stiffness features are left out. Transient Analysis of a I Beam using Optistruct FEA software Best of all, solution times are typically fast – seconds to minutes, even when asking for large number of modes. One primary objective of the modal analysis is to make sure the structure is not operating (vibrating) at a frequency close any of its natural frequencies. You've come to the right place. Transient dynamics in Altair SimSolid are based on the modal superposition method. It eliminates geometry simplification and meshing, the two most time consuming and … Learn how to create superposition subcase in Altair SimSolid. The model is David Tarr's excellently detailed Bonelle Tool and Cutter Grinder. SIMSOLID supports analysis of Fusion 360 mesh bodies. Altair SimSolid Standard edition comes with linear static and modal analysis. Home / Tag: modal analysis. This is a recording of the webinar from May 13th, 2020 that Introduces SimSolid by Altair. This took around 3-1/2 minutes to solve. Learn how to perform transient dynamic analysis in Altair SimSolid. SIMSOLID capabilities … You've come to the right place. A modal analysis on the un-simplified assembly took around 1 minute to solve.SIMSOLID is next generation, high capacity, structural FEA. CAD design was modelled in such a way that the loads and boundary conditions can be applied smoothly on required region. Global and local solution refinement makes it easy to examine modal convergence, even for large models. Table of solution times First 9 flexible modes … All analyses were done on a Windows 10 based I-7 laptop with 16 GB of RAM. In addition, to capture high frequencies, many parameters (iteration limits, convergence tolerances, lumped or consistent mass matrices, master DOF, and more) often need to be set and “tweaked” in order to get a solution. Structural analysis with SimSolid's speed and accuracy - as independently validated by NAFEMS - provides the ability to analyze large assemblies and complex parts. Demonstration #1: Modal Analysis. With traditional FEA, the user is forced to understand the strengths of various solver methods (Lanczos, Subspace, Householder, etc) and solvers (Sparce, PCG, etc.). Altair and our resellers need your email address to contact you about our products and services. And, give a name “Modal Analysis”, click on Normal Modes, then select the second option and select the Number of modesas 9, select Customand click Run. SIMSOLID is a new generation of structural analysis. Three types of dynamic simulations are available: This provides the ability to handle geometrical imperfections, as well as assembly contact imperfections like gaps, penetrations and ragged contact areas. Ready to move forward? Analysis is all about managing trade-offs between speed and solution accuracy. Just for fun, here is a quick SIMSOLID modal analysis of Reid Johnson's lattice structure model. It operates on fully featured CAD geometry and does not create a mesh. | Website Terms of Use As one can see, Altair SimSolid is able to capture the details of high frequency modes with high resolution. Altair Acquires SIMSOLID; Onshape material property integration; SIMSOLID in Research – University of Western Ontario; SIMSOLID transient dynamics adds base excitation; Announcing SIMSOLID Cloud; Tags. Learn how to create spots on cylindrical surfaces in Altair SimSolid. and M.S. The target with Altair SimSolid Professional edition is to extend our simulation capabilities to support both multi-step and chained analysis solutions. Typical solution time on an 8-core Intel i7 was 4-minutes.. All runs are performed on a standard Intel I7 desktop computer with standard solution settings. Altair will demonstrate additional powerful functionality of SimSolid, preview the upcoming SimSolid 2020 release, and introduce an exciting new integration with Altair Inspire. Is SimSolid Accurate? Learn how to perform static analysis by applying bolt pretension in Altair SimSolid. Take, for example, the analysis of a golf club driver. Here are a few results from the static analysis. Product Details By performing structural analyses on fully featured CAD assemblies within minutes, Altair SimSolid is the game-changing simulation technology for designers, engineers, and analysts. KW: Certainly. Here is an example of circular steel plate. Q: When creating connections, I get the message, “Last task was completed with messages” and the message reads “Warning: Assembly has XX disconnected groups of parts”. Pick the … It eliminates geometric simplification and meshing, the two most time-consuming tasks in other simulation software. Autodesk Simulation Recommended for you. 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