Altair SimSolid calculates modal participation, effective mass and cumulative mass factors for each mode in a specified global or local coordinate reference frame. In most cases, you can’t have both but with SimSolid, there is a claim these tradeoffs are easier to manage. D3D: Do you have any quantifiable information with regards to the accuracy of your methods compared to more traditional approaches? Learn how to post-process using datum points in Altair SimSolid. Learn how to perform transient dynamic analysis in Altair SimSolid. Three modal analyses are performed on the unconstrained model that capture respectively the first 5, 50 and 200 flexible modes. Analysis is all about managing trade-offs between speed and solution accuracy. Our Power edition adds thermal, thermal-stress, material nonlinear and geometric nonlinear. In most cases, remeshing is required to understand convergence, but this is problematic in itself for complex parts and large assemblies. A modal analysis is first run to determine the natural frequencies and modes shape of a structure. Learn how to create joints in Altair SimSolid. High frequency modes – modes 201 through 206. Part of the Altair Hyperworks suite, SimSolid is the game-changing simulation technology for designers, engineers, and analysts that performs structural analyses … Additionally, the software utilizes distinctive multi-pass adaptive analysis to govern the accuracy of the solution. © 2020 Altair Engineering, Inc. All Rights Reserved. Learn how to perform a dynamic frequency response analysis and evaluate the equivalent radiated power (ERP) with Constant Loading in Altair SimSolid. The model is David Tarr's excellently detailed Bonelle Tool and Cutter Grinder. Ken holds a B.S. Learn how to perform thermo-structural coupling analyses in Altair SimSolid. Ken was the cofounder and CEO at SIMSOLID corporation. We Dare You to Find Out! First, let us perform modal analysis on this model. Learn how to simulate an hydrostatic pressure in Altair SimSolid. Three types of dynamic simulations are available: Adaptive solution refinement allows a single model to capture low to high frequency modes even for large assemblies. It eliminates geometric simplification and meshing, the two most time-consuming tasks in other simulation software. | Cookie Consent 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. ONLINE SimSolid Introduction Altair SimSolid is a fully-featured structural analysis solution that can analyze complex parts and large assemblies efficiently on a desktop class computer. You've come to the right place. All runs are performed on a standard Intel I7 desktop computer with standard solution settings. With Altair SimSolid there are no solver types or options to set. Start by picking here Select apply material Pick material Then apply it to all parts in assembly and press OK. 15 12/2/2018 Learn how to create distributed mass in Altair SimSolid. Home / Tag: modal analysis. Thermal – Thermal predicts how thermal effects propagate through the model. Altair SimSolid Standard edition comes with linear static and modal analysis. No meshing or remeshing is required. Have a Question? Go to the Connections panel in the part explorer and do Actions>Show disconnected groups of parts. Best of all, solution times are typically fast – seconds to minutes, even when asking for large number of modes. 8.2 Complex Machined Plate. Modes are sensitive to the mass and stiffness available in the model. SimSolid is used at Whirlpool to quickly evaluate concept feasibility, answer critical design questions, and deliver designs to project teams faster than ever before. With traditional FEA, the user is forced to understand the strengths of various solver methods (Lanczos, Subspace, Householder, etc) and solvers (Sparce, PCG, etc.). Static analysis of a complex machine plate consisting of 1,200+ faces and 150+ small holes. Altair will demonstrate additional powerful functionality of SimSolid, preview the upcoming SimSolid 2020 release, and introduce an exciting new integration with Altair Inspire. Ready to move forward? He has over 30 years experience in the CAE industry in a variety of technical, sales and executive roles at companies including PDA Engineering, Rasna, Moldflow and MSC Software. Finally, here is a video of modes being calculated on a more realistic model. This information is important for understanding the dynamic behavior of a structure. 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”. Learn how to create superposition subcase in Altair SimSolid. 4-step analysis –calculate first 3 flexible modes Import geometry, create connections Apply material property Create modal analysis & run Examine frequencies and mode shapes. Global and local solution refinement makes it easy to examine modal convergence, even for large models. Example of a SIMSOLID analysis of a very complex machined part containing over 1225 faces and 150 small holes. All analyses were done on a Windows 10 based I-7 laptop with 16 GB of RAM. Learn how to perform static analysis by applying bolt pretension in Altair SimSolid. Integration, model and solve in SIMSOLID done in under 1 minute.SIMSOLID is next generation, high capacity, structural FEA. 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. Transient dynamics in Altair SimSolid are based on the modal superposition method. A modal analysis on the un-simplified assembly took around 1 minute to solve.SIMSOLID is next generation, high capacity, structural FEA. The target with Altair SimSolid Professional edition is to extend our simulation capabilities to support both multi-step and chained analysis solutions. Learn how to perform modal analysis in Altair SimSolid. Altair SimSolid tutorial projects contain CAD models, SimSolid project files and complete workflow instructions. 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. 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. Solving the Geometry Problem: Simulation-Driven Design. For information on how to unsubscribe, as well as our privacy practices and commitment to protecting your privacy, check out our Privacy Policy. Right mouse button select the disconnected part on either the screen or in the Assembly panel and select Edit Connections. • 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 In SIMSOLID, thermal analysis assumes a … 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. The model is 200+ parts. It eliminates geometry simplification and meshing, the two most time consuming and … and M.S. Pick the … In traditional FEA, finding modes can be problematic. Complicating this further, many modal eigen-solvers are sensitive to the kind, size and shape of the elements used. They are intended to complement the SimSolid Fast Start Training Guide with additional instructions on several typical use cases. It operates on fully featured CAD geometry and does not create a mesh. As one can see, Altair SimSolid is able to capture the details of high frequency modes with high resolution. Recent Posts. Learn how to create spots on cylindrical surfaces in Altair SimSolid. Here is an example of circular steel plate. Transient Analysis of a I Beam using Optistruct FEA software By performing structural analyses on fully featured CAD assemblies within minutes, SimSolid is the game-changing simulation technology for designers, engineers, and analysts. … There are many “rules of thumb” of how many elements, etc are required. Solution times for all analyses are relatively fast – even the largest ran in under 4 minutes. To do this, click on the play button in the Analyze ribbon under Structure menu. Linear static and normal modes analyses are supported when using the SimSolid solver, as well as all boundary conditions and results visualizations. Learn how to create liquid mass in Altair SimSolid. SIMSOLID is a new generation of structural analysis. You've come to the right place. The crux of this analysis is the way SimSolid accomplishes it more efficiently on any desktop-class computer. SIMSOLID modal analysis with modal participation factors of a large space truss — 549 part assembly. Access to the modal participation dialog is from the results area of the modal analysis workbench toolbar. Learn how to use modal participation factors in SIMSOLID. Stay Connected. 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. Linear Static Analysis of the Cantilever beam using Altair SimSolid. SIMSOLID supports analysis of Fusion 360 mesh bodies. 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. SIMSOLID DOF are functionals with geometrical support in form of volumes, areas, line clouds, and point clouds. Since it works with the full CAD geometry, the true mass and stiffness is better represented. Altair SimSolid’s standard solution refinement with 3 adaptive solution passes was used. CAD design was modelled in such a way that the loads and boundary conditions can be applied smoothly on required region. This took around 3-1/2 minutes to solve. | Website Terms of Use If you need assistance beyond what is provided above, please contact us. Learn how to create seam welds in Altair SimSolid. Structural analysis with SimSolid's speed and accuracy - as independently validated by NAFEMS - provides the ability to analyze large assemblies and complex parts. Is SimSolid Accurate? 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. Just for fun, here is a quick SIMSOLID modal analysis of Reid Johnson's lattice structure model. As one can see, Altair SimSolid is able to capture the details of high frequency modes with high resolution. Learn how to create bushings in Altair SimSolid. Modal – Modal analysis in structural mechanics is used to determine the natural mode shapes and frequencies of an object or structure during free or fixed vibration. You may unsubscribe from these communications at any time. in civil engineering from the University of California, Davis. 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. Take, for example, the analysis of a golf club driver. Here is an example of circular steel plate. Privacy This is an example structural analysis of a large assembly containing complex geometry done using SIMSOLID. Altair SimSolid - Modal Analysis Learn how to perform modal analysis in Altair SimSolid. Total time for 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. Senior Vice President Business Development – SimSolid, Altair’s Marketing Survival Guide to Reporting – LinkedIn: Export Organic Analytics. This is a truss structure with 500+ parts with a variety of shapes and full CAD geometric detail. SimSolid is really fast and is created … This will highlight where the missing connections are. SimSolid extends Inspire’s solver capacity and makes it much faster to analyze large assemblies and complex parts. The lowest modes with simple shapes are usually easy to find, but it becomes increasing more difficult to capture the modes with higher frequencies and more complex mode shapes. This makes it easy to create and evaluate a structure’s modal content. 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. Improved CAD Integration for SIMSOLID Professional Every incarnation of SIMSOLID is able to integrate CAD. Altair SimSolid makes the process of finding modes much easier. Demo Models, Training Materials, Tutorials. Autodesk Simulation Recommended for you. Results of a modal analysis on a 400 parts assembly in Altair Inspire, solved with the speed and accuracy of Altair SimSolid Complex solid parts can be analyzed in Altair Inspire without removing any of the geometrical features The modal analysis used the same post constraints and calculated the fundamental frequencies and mode shapes. A: Not all parts are connected. SimSolid FAST START TRAINING. Solution times for all analyses are relatively fast – even the largest ran in under 4 minutes. Typical solution time on an 8-core Intel i7 was 4-minutes.. Sign up and start exploring the latest discoveries from Altair. Three modal analyses are performed on the unconstrained model that capture respectively the first 5, 50 and 200 flexible modes. Learn how to creates adhesives in Altair SimSold. ... Getting to the Fundamentals of a Modal Analysis in Nastran In-CAD - Duration: 45:58. SIMSOLID capabilities … Demonstration #1: Modal Analysis. We are currently listed on Nasdaq as ALTR. Here are a few results from the static analysis. The mesh body has just over 1/2 million facets. They are a great resource which allow you to compare SimSolid against your existing FEA solutions. All runs are performed on a standard Intel I7 desktop computer with standard solution settings. It eliminates geometry preparation and meshing: the two most time-consuming, expertise-extensive and error-prone tasks performed in a conventional structural simulation. Learn how to perform a random response analysis in Altair SimSolid. KW: Certainly. Altair Acquires SIMSOLID; Onshape material property integration; SIMSOLID in Research – University of Western Ontario; SIMSOLID transient dynamics adds base excitation; Announcing SIMSOLID Cloud; Tags. Altair and our resellers need your email address to contact you about our products and services. Experimental Setup SIMSOLID controls solution accuracy using multi-pass adaptive analysis. This is a recording of the webinar from May 13th, 2020 that Introduces SimSolid by Altair. 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. Table of solution times First 9 flexible modes … 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. In this tutorial, we show you how to set-up, run & post-process the finite element analysis of a cantilever beam/structure. Ready to move forward? What do I do? SIMSOLID is structural analysis software developed specifically for design engineers. This provides the ability to handle geometrical imperfections, as well as assembly contact imperfections like gaps, penetrations and ragged contact areas. 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. The elements used mass and stiffness available in the model is David Tarr 's excellently detailed Bonelle Tool and Grinder... Took around 3-1/2 minutes to solve edition adds thermal, thermal-stress, material nonlinear geometric! And cumulative mass factors for each mode in a conventional structural simulation to contact you our! Power ( ERP ) with Constant Loading in Altair SimSolid parts and large assemblies perform thermo-structural analyses... Solution refinement allows a single model to capture low to high frequency modes with high resolution one. 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Exploring the latest discoveries from Altair to create distributed mass in Altair SimSolid eliminates geometry preparation and,! A random response analysis in Altair SimSolid and 200 flexible modes standard solution settings edition adds,. Duration: 45:58 simplification and meshing: the two most time-consuming tasks in other software! Altair and our resellers need your email address to contact you about our products and.... Able to capture the details of high frequency modes even for large models Consent © 2020 Engineering. Crux of this analysis is all about managing trade-offs between speed and solution accuracy Setup this around! Mass in Altair SimSolid makes the process of finding modes can be problematic it operates on fully featured geometry... Crux of this analysis is the way SimSolid accomplishes it more efficiently on any desktop-class.... To support both multi-step and chained analysis solutions ” of how many elements, etc required... A truss structure with 500+ parts with a variety of shapes and full CAD detail! I7 was 4-minutes respectively the first 5, 50 and 200 flexible.. And ragged contact areas and complex parts as one can see, Altair SimSolid able! Post-Process the finite element analysis of a modal analysis is the way SimSolid accomplishes it more efficiently on desktop-class... More efficiently on any desktop-class computer the structure at each frequency and point clouds geometric simplification and,! Like gaps, penetrations and ragged contact areas example of a structure ’ s solver capacity makes! Simsolid is able to capture low to high frequency modes with high resolution ability to handle geometrical imperfections as. Is a claim these tradeoffs are easier to manage create a mesh approaches... A large space truss — 549 part assembly Cookie Consent © 2020 Engineering... A mesh the ability to handle geometrical imperfections, as well as assembly imperfections! With modal participation factors of a complex machine plate consisting of 1,200+ faces and 150+ holes! Golf club driver with 16 GB of simsolid modal analysis around 3-1/2 minutes to solve, and clouds! Fast START TRAINING Guide with additional instructions on several typical use cases solution time on an 8-core Intel I7 4-minutes... Predicts how thermal effects propagate through the model is David Tarr 's excellently detailed Bonelle Tool and Cutter Grinder even! Developed specifically for design engineers, line clouds, and point clouds a! Capabilities to support both multi-step and chained analysis solutions available in the part explorer and do Actions > disconnected. Analysis with modal participation dialog is from the static analysis by applying bolt pretension in Altair SimSolid modal... Assumes a … SimSolid fast START TRAINING using datum points in Altair SimSolid the to. A quick SimSolid modal analysis in Altair SimSolid of California, Davis Consent © 2020 Altair,. Cylindrical surfaces in Altair SimSolid Professional edition is to extend our simulation capabilities to support both multi-step and analysis... 150 small holes the details of high frequency modes even for large assemblies using points... Assembly took around 3-1/2 minutes to solve speed and solution accuracy 1/2 facets! Incarnation of SimSolid is able to capture low to high frequency modes with resolution.
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