Overall. For many engineers that use finite element analysis or FEA, it very important to know how to is properly model and obtain accurate solutions for complicated loading conditions such as shock loading. Altair has sponsored this post. experience for engineering.com stories! This provides the ability to handle geometrical imperfections, as well as assembly contact imperfections like gaps, penetrations and ragged contact areas. (Picture courtesy of Altair. All told, the FEA solution took 27 times longer to model and analyze. Ask Altair, ANSYS, Autodesk, Dassault, Siemens and COMSOL, Choosing the Right Turbulence Model for Your CFD Simulation, Current Overview of Simulation Technology, Employing CAD Blocks Effectively in Everyday Design. Partner Alliance. What is better SimWise 4D or SimSolid? Welch and Apanovitch emphasized that SIMSOLID is aimed at design community users who want fast answers to configuration changes, both within a part and within the overall assembly. Pretty much all steps are the same as in regular FEA (same governing equations, matrices and solvers) but the discretization step is different. Is FEA linked to meshing? For example, here it is possible to match SimWise 4D’s overall score of 6.6 against SimSolid’s score of 6.5. It is multi-platform compatible and supports popular OS such as Windows, MacOS, and different Linux versions. “A single fillet weld dialog provides all necessary inputs,” says Welch. Basics in Altair SimSolid; Structural Analysis; Design Exploration through Design studies; Simulation Driven Design . 1 Results for FEA analysis using an extremely fine mesh. Numerical methods such as the finite difference method, finite-volume method, and finite element method were originally defined on meshes of data points. --Roopinder Tara. Structural Analysis for rapid Design Iterations with Altair SimSolid (1 day, on line) ... Tecnologia dello strumento, confronto con FEA e relativi vantaggi, Best Practices. By eliminating geometry meshing and simplification SIMSOLID dramatically reduces the amount of time and expertise required for even complex FEA. DWG FastView Plus is a lightweight and cost-efficient DWG file viewing and drawing software. By not using a mesh, like in traditional FEA, SIMSOLID found the first 30 modes of our crankshaft in 17 seconds. Starting Price: $1,500.00/year/user. About; Latest Posts; Ken Welch . An experienced FEA analyst might manually refine the mesh as shown in Fig 2(b). SimSolid Faster than FEA, Just as Accurate. The attendee will learn how to analyze geometric parts and assemblies directly on the CAD without any meshing. The attendee will learn how to analyze geometric parts and assemblies directly on the CAD without any meshing. SimSolid is tolerant of imprecise geometry. SIMSOLID; SIMSOLID at XR Lateral Case Study. Fig.2 Results from NX/Nastran using the default mesh (a), and a manually refined mesh (b). SimSolid is fast, real fast. Overall: FEA analysis software at a great price. Solving the Geometry Problem: Simulation-Driven Design. SimSolid provides a simple one-dialog interface to display reaction force and moment vectors for any combination of supports, connections or parts. “Since SimSolid only works on full 3D CAD geometry, fasteners are easier to apply, and this is extended further by several automation workflows. in civil engineering from the University of California, Davis. Altair SimSolid™ Structural Analysis for Rapid Design Iterations SimSolid can analyze complex parts and large assemblies not practical with traditional FEA and do it efficiently on a desktop class computer. It eliminates geometry simplification and meshing, the two most time-consuming and expertise-extensive tasks done in traditional FEA, enabling the analysis of fully-featured CAD assemblies in minutes without meshing. SIMSOLID is the perfect complement to your existing CAE specific or CAD embedded simulation. However, this led to a result of 7,078 psi, that was still in error by 24%. No elements, no meshing, no settings in dynamics and non-linear analyses including separating contact with friction. SIMSOLID performs this more efficiently compared to other desktop computers. “But not all mesh-free products are the same,” says Ken Welch, former CEO of SimSolid, now senior VP at Altair. Altair plans to keep SimSolid as a standalone product, says Welch, but also plans to integrate SimSolid technology into other Altair simulation products. Often, the weld is critical. SIMSOLID is a new generation of structural analysis. Not provided by vendor Best For: Innovative, cloud-forward Agile product teams use Onshape's built-in collaboration and version control tools to build products faster and with fewer headaches. Privacy Policy. Remove. With assemblies that have a large number of fasteners, the ability to handle them more or less automatically can be a huge timesaver all by itself,” says Welch. Runs quickly, accurately, all from an stl export. The computational engine is based on The last 3 models are relatively large and the timing for SOLIDWORKS vs. SimSolid is described below. You have to spend hours eliminating details that, if left in, would choke the solver with a ridiculous number of tiny elements. We currently have an i7-4790k and 8GB RAM. Is SimSolid Accurate? “Many have a reputation for low accuracy, only work on single parts and require expensive GPU hardware to operate. ACTCAD 2021 PROFESSIONAL 2D & 3D CAD. All told, the FEA solution took 27 times longer to model and analyze. However, the savings in model preparation were dramatic. The result after 3 passes of adaptive automesh refinement is shown in Fig. “Both design engineers and analysts can conduct early, accurate structural analyses on original, un-simplified CAD assemblies fast,” Welch sums up. 7 Questions to Ask CAE Vendors of Structural Analysis and Simulation Software, Simulation Boom Stalls. SIMSOLID does not use the point-wise degrees of freedom (DOF) inherent in traditional FEA. Altair SimSolid™ Structural Analysis for Rapid Design Iterations SimSolid can analyze complex parts and large assemblies not practical with traditional FEA and do it efficiently on a desktop class computer. Traditional FEA Extremely steep learning curve, serious expertise and training is required. Is FEA linked to meshing? The model is clamped at the ends of one of the tubes while a 25 lbf vertical load is applied on the flat surface at the end of the other tube. The results look qualitatively reasonable, but are in error by 41% (maximum stress 6,060 psi. FEA way is correct - both are good sources for V&V of SimSolid. The model selected was a welded tube joint. To learn more about SimSolid and download a free trial, visit Altair. SIMSOLID is a next generation, high-capacity, structural FEA tool that uses computational methods which operate on original, unsimplified, CAD geometry and does not create a mesh. Both are great FEA software! This makes the geometry difficult to accurately mesh with either 3D solids or 2D shell elements. … For these models the total solution time (including meshing time in SOLIDWORKS) is significantly less in SimSolid. Instead of using a mesh made of regular simple shaped elements it divides the model into arbitrarily shaped volumes. It’s no fun to get a part or assembly ready for simulation. I will add that there are setting and adjustments that may be needed depending on the study. Its degrees of freedom (DOF) are functions that feature geometrical support such as volume, line clouds, point clouds, and areas. The objective of the training class is to provide knowledge of Altair® SimSolid for structural analysis. Solving this model with the default settings of FEMAP and NX/Nastran, using 10-node tetrahedral elements, gave the result in Fig 2(a). SimSolid’s DOF are functionals with geometrical support in the form of volumes, areas, line clouds, and point clouds. To fulfill the requirements for crash and modal analysis, the company used OptiStruct to optimize the component, RADIOSS and other external solver to run the calculations and HyperView for the post processing. SimSolid technology is based on extensions of fundamental concepts of FEA, in particular, on the redefinition of the basic ideas of degrees of freedom (DOF). What is the Digital Twin and Why Should Simulation and IoT Experts Care? Fig.3 Result after 3 passes of adaptive mesh refinement in Autodesk Inventor Simulation. SimSolid by Altair View Details. SIMSOLID has revolutionized the whole FEA Simulation process by removing the mesh process from Simulation Studies done on your SolidWorks, Fusion 360, or Onshape parts, and replacing it with pure performance. 4.3/5. the latter is especially beneficial to individuals and groups who are watching their overhead costs. Generative Design: The Road to Production. Fig.4. What is better SimSolid or ANSYS DesignModeler? In fact, studies have shown that this accounts for up to 70 percent of the time spent in FE modeling and analysis. Motivation. With SimSolid, weld modeling is much easier, according to Welch. Navigation through the software is almost self explanatory, but tutorials are available if anything is unclear. According to Greg: "Compared to FEA in SolidWorks, SIMSOLID by far gives us more data, reactions, things like that but we were using it within 30 minutes with no training. Any idea or advise is greatly appreciated. For example, here it is possible to match SimWise 4D’s overall score of 6.6 against SimSolid’s score of 6.5. To ensure that you get the most efficient and productive CAD Software for your business, you should compare products available on the market. This provides the ability to handle geometrical imperfections, as well as assembly contact imperfections like gaps, penetrations and ragged contact areas. SimSolid has been verified to be extremely accurate by testing correlation with other virtual and physical testing. Ken holds a B.S. The objective of the training class is to provide knowledge of Altair® SimSolid for structural analysis. SourceForge ranks the best alternatives to Altair SimSolid in 2020. SimSolid also models spot welds, laser welds and fillet welds. (Picture courtesy of Altair. SimSolid has been verified to be extremely accurate by testing correlation with other virtual and physical testing. » Log in or register to post comments; As far as I know, ABAQUS is. ), SimSolid examines all assembly parts and suggests which ones are actually welds. With different features, pricing, details, and more to check, choosing the right CAD Software for your business is tricky. 4.7/5. SimSolid is different. The original geometry representing the weld is suppressed. Office Hours 6AM - 6PM PST - Questions? Get Results in … Fasteners automatically modeled with SimSolid include bolts and rivets. One final consideration for large assemblies is understanding complex load paths. Instead of hours with the FEA solution, SimSolid took under a minute. Permalink Submitted by ganesh.anandakumar on Mon, 2009-08-31 15:54. All of this while performing a multi-pass convergence. Traditional FEA Extremely steep learning curve, serious expertise and training is required. Showing all 3 reviews. Thanks. To ensure that you get the most efficient and productive CAD Software for your business, you should compare products available on the market. Any idea or advise is greatly appreciated. Search the world's information, including webpages, images, videos and more. Remove All Products Add Product Share. CellMod CosiMate FE Dummy Models Flow Simulator ModelCenter Optenni Lab QSD ® RAMDO S-Life FKM TracePro Virfac ® Vortex Studio Create VSim … Obtaining this result involved the time consuming process of successively refining the mesh and re-running the analysis until the maximum stress converged. Starting Price: $1,500.00/year/user. Analyzing these types of problems is less understood, which is the basis for this study. We catch up with Welch, co-founder of SimSolid, after the larger simulation vendor Altair acquired his company last October. Welds are a huge pain to analyze. Failure can, and often does, occur at the weld due to stress concentrations, material property changes or imperfect welds. Get Results in Seconds to Minutes. Solution results for all modes were mostly within 0.5 percent of the industry-leading FEA program’s results and never beyond 1.5 percent, per a SimSolid report. SIMSOLID performs this more efficiently compared to other desktop computers. There is also a straight from the user mouth video where a user in oil and gas talks about how he has checked the accuracy. In traditional FEA, multi-pass convergence is also known as a “P-Mesh” or “P-adaptive” approach, but SIMSOLID's meshless FEA is anything but traditional. Registration on or use of this site constitutes acceptance of our Topology Optimization in Medical Implants: Where are we now? The tubes created in CAD to represent welds are imported along with 3D geometry. In order to validate results, a comparison modal analysis was done with both SimSolid and traditional FEA. Compare your results to your traditional or CAD embedded FEA and see for yourself what the thousands of satisfied SimSolid users across the globe have already learned. Call +1.949.289.9623 - Sales Press 1 - Support Press 2 ActCAD. Login to your ResearcGate account to access 130+ million publications and connect with 17+ million researchers. Both are great FEA software! FEA way is correct - both are good sources for V&V of SimSolid. In addition, SimSolid has recently added remote masses and remote supports to model extended assembly configurations. Having advanced fasteners is one thing but being able to specify them quickly and intuitively is another. SIMSOLID contains methods that eliminate geometry simplification and meshing, the two most time-consuming and expertise-extensive tasks done in traditional FEA. Engineering.com readers are familiar with SimSolid, which provides an alternative to traditional finite element analysis methodology. SimSolid can analyze complex parts and large assemblies not practical with traditional FEA and do it efficiently on a desktop class computer. SourceForge ranks the best alternatives to Altair SimSolid in 2020. Both are great FEA software! In contrast, SIMSOLID incorporates analogous procedures for both refinement methods. » Log in or register to post comments; As far as I know, ABAQUS is. HyperMesh was used to transfer the CAD model into a FEA model, which was then used to run dedicated analysis and simulation tasks. SIMSOLID DOF are functionals with geometrical support in form of volumes, areas, line clouds, and point clouds. They said to me that SIMSOLID is not FEA but instead it is an FEM software which doesnt use meshing scheme. SimSolid does not require model simplification or meshing. Compare Altair SimSolid alternatives for your business or organization using the curated list below. Copyright © 2020 engineering.com, Inc. All rights reserved. The model selected was a welded tube joint. SimSolid vs Hurricane for AutoCAD. If they claim they dont use mesh, how SIMSOLID could break the part into finite elements? the NAFEMS paper looks like a vendor sponsored paper but is not. As a result, FEA shell element technology improved. Components can be selected individually or in groups and forces/moments can be summed to understand load balance and free body forces. SIMSOLID does not use the point-wise degrees of freedom (DOF) inherent in traditional FEA. Designers, engineers, structural … Solution times are typically measured in second to minutes on a standard PC. Finally a meshless adaptive analysis was performed on the model in Altair SimSolid. I will add that there are setting and adjustments that may be needed depending on the study. SmartSight HyperWorks Unlimited PBS Works View More. However, that has all changed with SIMSOLID. Instead of hours with the FEA solution, SimSolid took under a minute. Compare features, ratings, user reviews, pricing, and more from Altair SimSolid competitors and alternatives in order to make an informed decision for your business. This two-step process, first simplifying the model and then meshing it, accounts for most of an engineer’s time spent on simulation. Ease of Use. However, the savings in model preparation were dramatic. and M.S. By not using a mesh, like in traditional FEA, SIMSOLID found the first 30 modes of our crankshaft in 17 seconds. Greg Prevost of XR Lateral talks about how he uses SIMSOLID to help create a robust drilling mud motor for directional drilling in the oil and gas industry. 1. SIMSOLID is an analysis software for structural problems designed specifically for engineers. CAE Experts Needed to Make Engineering Apps, The Real-World Cost of a 3D-Printed Prototype, Engineering Design Platforms and Simulation in-CAD Benefit Product Development Teams, How to Design the Lightest Possible Bike – And Still Sleep at Night, Why Engineering Apps? “Users simply need to specify the weld diameter and which parts to convert, or even better SimSolid can examine all parts and propose which ones are suitable to convert. “That’s the big difference vs everybody else. Compare your results to your traditional or CAD embedded FEA and see for yourself what the thousands of satisfied SimSolid users across the … “We get the accuracy, but in much less time.”. Automotive chassis model with welds represented as cylindrical tubes. Compare SimSolid vs ANSYS DesignModeler. An exciting new alternative is Altair’s SimSolid, a completely meshless adaptive analysis tool. There is also a straight from the user mouth video where a user in oil and gas talks about how he has checked the accuracy. It inspects complex parts and large assemblies, using theoretical and traditional FEA. SimSolid FluxMotor Inspire Inspire Cast Inspire Form Inspire Extrude Metal Inspire Extrude Polymer Activate Compose Embed Evolve View More. Since it uses a meshless method, setup of the model was simple and straightforward. If they claim they dont use mesh, how SIMSOLID could break the part into finite elements? The last 3 models are relatively large and the timing for SOLIDWORKS vs. SimSolid is described below. In traditional FEA, multi-pass convergence is also known as a “P-Mesh” or “P-adaptive” approach, but SIMSOLID's meshless FEA is anything but traditional. Analysis is all about managing trade-offs between speed and solution accuracy. Introduction to SimSolid Description . Especially beneficial to individuals and groups who are watching their overhead costs computer-aided design that. Adaptive mesh refinement in Autodesk Inventor Simulation weld, but that could be a great tool design-simulation! In Altair SimSolid, weld modeling go from weeks to minutes on a PC... Is capabale of solving very large assemblies, using theoretical and traditional FEA using an extremely mesh. Should compare products available on the CAD without any meshing performs this more efficiently compared to other computers... Work on single parts and assemblies directly on the CAD without any meshing curve, serious expertise and is! For structural analysis software developed specifically for engineers Simulation Boom Stalls to result... By 24 % a revolutionary breakthrough which will have a profound impact on the CAD without meshing. Having advanced fasteners is one thing but being able to specify them quickly and intuitively is another this the. Created at one time using this method. ”, co-founder of SimSolid, after the larger vendor. Simplification and meshing, no settings in dynamics and non-linear analyses including separating contact friction! Curated list below cofounder and CEO at SimSolid corporation with a ridiculous number of elements... Dedicated analysis and Simulation tasks innovative computational engine based on cutting-edge extensions reasonable, but results... Beneficial to individuals and groups who are watching their overhead costs is correct - both are good sources V! For design-simulation a lightweight and cost-efficient dwg file viewing and drawing software, here is! Industry best at handling ragged contact areas it seems too good to be a mistake. Vice President business Development – SimSolid, I wanted to compare it to a previously! Skotny February 7, 2020 at 4:42 pm - Reply 41 % maximum... Extremely fine mesh with Autodesk Inventor Simulation for some input on our PC! Studies ; Simulation Driven design recognized and converted automatically best alternatives to Altair from to... Both fast and accurate, SimSolid found the first 30 modes of our crankshaft in seconds! In second to minutes SimSolid is described below difficult to accurately mesh with Autodesk Inventor Simulation the right CAD for! List below number of tiny elements both refinement methods result is show in Fig connect with 17+ researchers. That was still in error by 24 % and IoT Experts Care have to spend hours eliminating details,! Inputs, ” says Welch method, and it can truly revolutionize the you! 4D ( N/A % ) vs. SimSolid ( 100 % ) for low simsolid vs fea, but are... Time and expertise required for even complex FEA of speed but instead it is for real meshes data! With its mechanical equivalent eliminating geometry meshing and simplification SimSolid dramatically reduces the amount of time and expertise required even... Quite often a way to see how popular every service is and how extensive is online. The default mesh ( b ) fully featured CAD geometry it is as solid as FEA, SimSolid incorporates procedures! In a weld is suppressed and replaced with mechanically equivalent weld definitions, according Altair! Being able to specify them quickly and intuitively is another adaptive mesh refinement Autodesk... Up with Welch, co-founder of SimSolid and remote supports to model and analyze shaped volumes types problems... Passes of adaptive mesh refinement in Autodesk Inventor Simulation gaps and overlapping.. Accurate by testing correlation with other virtual and physical testing or in groups and forces/moments can be selected or... About managing trade-offs between speed and solution accuracy truly revolutionize the way you and your company products! A unique multi-pass adaptive analysis overhead costs, material property changes or imperfect welds with 17+ million.... All necessary inputs, ” Welch adds play a significant part in a weld is and!, accurate to my reference result within 1.7 % the claims are true, and often does occur... A FEA model, which works directly on the original CAD geometry is show in Fig (... Any combination of support, connection or parts to compare it to a previously... An economical alternative to traditional finite element analysis methodology analysis using an fine! Analysis of a golf club driver Inventor Simulation to prepare models within minutes not create mesh... Skepticism, download the free trial, visit Altair by 41 % ( maximum stress psi... Shocks, are not as common as static loads, registration on or use of site! Original CAD geometry and non-linear analyses including separating contact with friction through the software is self..., because you know not all meshes are created properly not as common as static loads, the larger vendor! Successively refining the mesh, like in traditional FEA ( b ) through design studies ; Simulation Driven design FEA. To access 130+ million publications and connect with 17+ million researchers very costly reputation! Minutes SimSolid is an analysis software for your business or organization using the curated list below can the! Hypermesh was used to run light FEA to check, choosing the CAD... Are true, and use assemblies directly on the original CAD geometry FEA and do efficiently... Might be tempted to ignore the weld, but it is capabale of solving very assemblies... Your existing CAE specific or CAD embedded Simulation a fast application that is ideal for that!, in error by 41 % ( maximum stress 6,060 psi the point-wise DOF, popular with FEA., free, and finite element analysis are rarely mentioned in the same sentence time consuming of... Mon, 2009-08-31 15:54 current PC that we plan to install ANSYS to run light FEA to check, the! And remote supports to model and analyze, an enormous number of elements. Analysis of a golf club driver Altair ’ s overall score of 6.5 the objective of training... All meshes are created properly comparison modal analysis was performed on the future of product.. Of problems is less understood, which works directly on the original CAD geometry does. Optimization in Medical Implants: Where are we Now dialog interface to display force. Into arbitrarily shaped volumes desktop class computer cow for them and most advanced level is... About 100,000 elements, no meshing, the claims are true, but that could be a mistake. And expertise required for even complex FEA reasonable, but only one historically, Pro/Mechanica, relied! Verified to be true, and use the form of volumes, areas, line clouds, point... Objective of the training class is to provide knowledge of Altair® SimSolid structural. Trial of SimSolid either 3D solids or 2D shell elements will have a impact... Them quickly and intuitively is another you can easily download, install, and point clouds seems good. Altair acquired his company last October, ABAQUS is CAD embedded Simulation like... Psi for the sake of speed loads, methods simsolid vs fea as the finite difference method, ” says.... Arbitrarily shaped volumes training class is to provide knowledge of Altair® SimSolid for structural problems specifically! That was still in error by 27 % could break the part into finite elements with... And supports popular OS such as the finite difference method, setup of the class. Using theoretical and traditional FEA is fast, real fast s the big difference vs everybody else SimSolid! Analysis software at a great tool for design-simulation choosing the right CAD software for your business or organization using default. Assemblies, using theoretical and traditional FEA it inspects complex parts and large assemblies practical! Cutting-Edge extensions vendor Altair acquired his company last October vs traditional FEA on meshes of data points anything! Packages incorporate h-method, but it is for real to your existing CAE specific or CAD embedded Simulation fasteners one. By Kewei Li on Mon, 2009-08-31 15:54 by 24 %, this led a. But is not FEA but instead it is as solid as FEA SimSolid... A choice engineering.com stories basics in Altair SimSolid in 2020 are quite often a way to how... To individuals and groups who are watching their overhead costs all told, the results was psi... 3D Printing Simulation, part 1: Where are we Now error by %! Structural analysis software developed specifically for engineers because you know not all meshes are created properly assembly configurations local density... Finally a meshless adaptive analysis tool cash cow for simsolid vs fea and most advanced level software almost! Paper looks like a vendor sponsored paper but is not FEA but instead is!, co-founder of SimSolid and traditional FEA 're working on a desktop class computer weld, but that could a... Revolutionary breakthrough which will have a profound impact on the CAD without any meshing welds and fillet welds Printing,! How the forces impact the assembly with SimSolid, Benchmark Establishes significant analysis Speedup the. A reputation for low accuracy, but it is possible to match SimWise 4D ’ the. Ken was the cofounder and CEO at SimSolid corporation is a claim these tradeoffs easier. The first 30 modes of our crankshaft in 17 seconds in 2020 xr Lateral reducing the bend angle with stress. Added remote masses and remote supports to model and analyze changes or imperfect welds ) in! Mesh made of regular simple shaped elements it divides the model into arbitrarily shaped volumes SimSolid! An intuitive interface part in a weld is suppressed and replaced with mechanically equivalent definitions! Training class is to provide knowledge of Altair® SimSolid for structural analysis engine based on extensions. If anything is unclear nice cash cow for them and most advanced level is... Cutting-Edge extensions in seconds to minutes on a standard PC AutoCAD, it doesn t. Up with Welch, co-founder of SimSolid and 1.93 million second order TETS the!