The following topics describe the topology design optimization processor parameters. The nx femap topology optimization course offers the theoretical and practical aspects of design optimization using the nx femap topology optimization capabilities. Nx nastran design sensitivity and optimization users. Siemens femap with nx nastran fea software, fem finite element analysis program call 81822236 for quote free demo consultation. Feb 21, 2018 how to create designs using topology optimization in nx duration. Multidiscipline optimization with a mix of solution types in the same. See nx nastran topology optimization in the nx nastran 11 release guide for the objective input description. In nx nastran, geometry optimization is performed by an nx optimizer tool that is. Nastran is an enhanced proprietary version developed and maintained by siemens product. A topology optimization of a motorsport safety device. Nx nastran topology optimization with sol101 nx nastran topology optimization with sol101 fite mechanical op 6 apr 17 12. In kyles example, he has a bracket part to demonstrate the topology optimization tool. With the same topology optimization, the user can have a mix of analysis subcases selected from the following types.
Topology optimization determines an optimum design proposal starting with a given maximum design domain. Nx nastran, msc nastran, optimization, design optimization, sensitivity analysis, cae, simulation, finite element analysis, fea, solver created date. Topology optimization with simcenter 3d and nx nastran can help you find the best lightweight shape for your parts that will still meet your. Sizing, shape, topology, topography and topometry optimization simultaneously to find possible better designs ability to run multiple optimization methods simultaneously optimization to meet special constraints that include symmetry, cyclic symmetry and manufacturing constraints. Share share this awesome discussion with your friends.
Choose optimization tabnx nastran topology optimization group setup. It results in 25 mm, although i set a constraint for it. A new approach for sizing, shape and topology optimization. Learn the basics to get started and then master techniques that help you get the most out of nastran. Nx nastran optimization all optimization and sensitivity can be done simultaneously in one nx nastran run. Topology optimization works best when working with a. Siemens femap with nx nastran and simcenter software from siemens plm software singapore office helps to address highly complex product engineering by offering revolutionary improvements in fea simulation efficiency.
Femap topology optimization is a module for nonparametric structural topology optimization analysis that functions in combination with the nx nastran solver. Geometric optimization is an ideal design tool for this purpose. I am a new user of the topology optimization nx nastran version 12. A simple topology optimization example with md r2 patran by. Topology optimization optimizes the topology by, for example, making holes in the component. Topology optimization generates inno vative designs for new. A simple topology optimization example with md r2 patran. You get to experience an easytouse onlinebased html and pdf documentation and help all with a very affordable femap price. The solution, designed for advanced analysts, supports static and. The engineering lab 2 this example requires msc nastran 2017 or newer. Here each element in fe model is given an additional property of relative density. Introduction to nastran sol 200 design sensitivity and optimization presented by. Femap topology optimization is a module for nonparametric structural topology optimization analysis that functions in combination with the. In general, topology optimization determines the optimized distribution of material within a given space to create an optimized desi gn.
Analysisversusdesignmodels designmodels incontrast,adesignmodelisanidealizedstatementofchangesthatmightbemadetothestructure. How to use topology optimization designer, nx12 siemens youtube. An optimizer is really nothing more than a formal plan, or algorithm, that is used to search for a best design. You get to enjoy an easytouse webbased html and pdf documentation and assistance all with a very affordable femap price. Femap with nx nastran singapore siemens fea finite.
Size and topometry optimization topology optimization global optimization multi model optimization the web app also features the hdf5 explorer, a web. If you have nx nastran models that take more than a few minutes to run, there are several easy options that may help improve the nx nastran runtime. Topology design optimization processor parameters nastran. Topology and shape optimization can be used to automate the improvement of structural designs by, for example, minimizing weight while observing displacement or other. There are numerous techniques available to solve such a problem, all of which. Topology optimization workflow integrated into simcenter 3d engineering desktop to aid the model construction and post processing of the results. Sda webinar introduction to nx nastran sol 200 design. I did the siemens tutorials and tried to reproduce the same steps for another geometry that i created. Femap with nx nastran fea software, fem finite element analysis program call 81822236 for quote free demo consultation. Nx these validation tools help with data preparation and ensure the printability of the designed parts. Equation objective with subcase spanning responses. The antitrust settlement allowed the 2003 purchase of a royaltyfree, perpetual license for the msc. Nx simcenter 3d v12 benefits reduce part weight and increase strength through new topology optimization in nx nastran bring legacy mesh data to life by con. Generative design with autodesk nastran topology optimization.
Ugs was previously the unigraphics division of eds. The femap software with simcenter nastran software package seamlessly combines the sophisticated capability of the windowsnative femap pre and postprocessor with the highly powerful simcenter nx nastran solver. Incorporation of topology optimization capability in msc. A number of examples are provided to illustrate the use of topology optimization in msc nastran.
Topology optimization nxn016 and for e518 and e519, the replacements are femap with nx. Speeds up design iteration of lighter, stronger parts with topology optimization. However, the optimized geometrys displacement is way too high. Choose optimization tab nx nastran topology optimization group setup.
The remainder of this guide will only apply to size optimization. Nastran several optimization libraries are available like bigdot or mscads. A parallel objective of this guide is to empower the user with specific and sufficient tutorials to completely define a topology optimization problem in patran and also to visualize the results with the advanced postprocessor provided by patran. Multidiscipline optimization this example is optimizing for static analysis and normal modes analysis. Introduction to nastran sol 200 design sensitivity and. Generative designs are becoming increasing utilised with the adoption of tools such as topology optimisation that provide the best design from a set of targets and constraints. Nx cad to use as a starting point for refining the initial concept model into a manufacturable component. In the generally slowgrowing cad market, siemens had an amazing breakthrough when daimler decided to swap out dassaults catia v5 in favor of nx a couple years ago. Nastran software application was written to help design more efficient space vehicles such as the space shuttle.
The msc nastran sol 200 web app includes dedicated web apps for the following. Geometric optimization of a tuning fork in nx nastran. Apr 27, 2018 simcenter nastran topology optimization for analysts. How to use topology optimization designer, nx12 siemens. Nx nastran advanced nonlinear solution 601701 fact sheet. Minimizing mass with stress and displacement constraints an msc nastran sol 200 tutorial. Msc nastran topology optimization minimizing mass with.
Both codes might differ slightly in performance considering the nature of the. How to formulate a structural topology optimization problem in msc nastran. Hello all, apologies for this but as mentioned above, topology optimization is not currently supported in nastran incad nic. Femap with nx nastran singapore siemens fea finite element. Announcement on siemens plm topology optimization products. Apr 07, 2016 geometric optimization of a tuning fork in nx nastran. The commercial use of nastran has helped to analyze the behavior of elastic structures of any size, shape, or purpose.
Speeds up design iteration of lighter, stronger parts with topology optimization, generative. Femap topology optimization fact sheet novasystem srl. Nastran sol 200 tutorial topology optimization multidiscipline. Sauter is an optional finite element module for the efficient sizing. Topology optimization with simcenter 3d and nx nastran can help you find the best lightweight shape for your parts that will still meet. In nx nastran, design optimization is performed by an optimizer. Im facing two problems with the design optimization.
The following topics describe the topology design optimization. Topology optimization is used to minimize the mass. Topometry optimization topography optimization shape optimization size optimization topology optimization. How to formulate a structural topology optimization problem. Simcenter nastran topology optimization the design areas can be 2d shell or 3d solid elements, and the scenery can be any simcenter nastran element types supported by the selected analysis types. The support with femap is also out of the scope of nic support and we are not currently in the position to share the document. The solution page displays the name of the active solution, the solution type, and the solver version number. How to use the topology optimization tool in nx prolim. The objective of most common topology optimization problems is to find the minimum. To view all of the information about the supported scenarios and elements, enlarge the dialog box until the scroll bars disappear.
The approach of topology optimization used in nastran is based on the powerlaw approach first proposed in 2. Many times i hear complaints that a certain model is running slow, and the first thing many engineers think of is that they need new hardware. Help documentation for topology optimization refers to design sensitivity and optimization for simcenter nastran optimization and nothing at all to do with nx topology optimization for designers. Simcenter 3d nastran topology optimization duration.
Design optimization structural design and analysis. If you were to search nx 1847 nx12, nx11 as well help documentation for topology optimization, it will lead to much confusion. Nx nastran design optimization input and output looks like. Based on industry proven optimization architecture sol200. Msc simcompanion users guide for topology optimization. Shape variables are tied finite element grid points sizing variables are tied to finite element properties. Incorporation of topology optimization capability in mscnastran. Find out how your company can benefit from plm built on salesforce. Oct 10, 2018 mustafa thanks for the video, i seen other videos and. This presentation will focus on the newly developed topology optimization technology now being used in autodesk nastran incad software and also found in autodesk nastran standalone, fusion 360 ultimate software, inventor simulation software, and dreamcatcher software. Nx nastran tutorial improving nx nastran performance.
The real benefit is that the initial design is based on calculated product performance results rather than educated guesswork, and topology optimization will help you develop products right the first time. Have you considered trying nx nastran from siemens plm software. Nastran sol 200 tutorial topology optimization topology. Simcenter nastran topology optimization for analysts youtube. The recently acquired autodesk nastran generalpurpose finite element analysis fea solver has gained a lot of popularity, and at the center of this is the newly developed topology optimization technology now being used in autodesk nastran standalone, fusion 360 software, and inventor simulation software. Femap topology optimization mathematical optimization.
Nx nastran topology optimization with sol101 nastran engtips. This fact sheet provides an overview of ugs nx nastran optimization capabilities. The optimization addon functionality allows users to perform design optimization and sensitivity analysis. Design sensitivity coefficients are used in nx nastran to assist the optimizer in this search process. How to formulate a structural topology optimization problem in. I am trying to optimize a circular casing structure for reducing the vonmises stress on it. Femap can preform topology optimization in static and mo dal analysis by using tosca structure by fe design, ger many, along with a licensed copy of nx nastran. Simulation and performance engineering simulation engineers can use the new capabilities in the simcenter portfolio and nx nastran software for topology optimization. A solid block of material composed of 3d or hexahedral elements is subjected to two load cases. Uses for topology optimization results topology optimization is not the finish, for many parts its just the start. A special option is available to specify a stress constraint for topology optimization. In this white paper, learn how you can configure freely without requiring any custom development, and quickly update configurations as your needs evolve. Siemens femap with nx nastran singapore fea finite element. We will begin with an introduction of how topology optimization works, and then well focus on the autodesk nastran incad.
It results in 25 mm, although i set a constraint for it to be not hight than 3 mm. In this video, youll learn how to use the topology optimization tool in nx to produce a 3dprinted part. Several examples will be given of how structural topology optimization can be used as an addon module in existing cae environments however, from an academic point of view an addon module. Topology optimization the sol 200 solution sequence also includes topology optimization and is supported by femap version 12. Siemens pl flagship digital design software latest release nx 12 is the only soft provides embedded topology. Femap with nx nastran enables fea engineers access to a much greater depth of fea analysis capability to simply and efficiently. An addon module of nx nastran basic, the advanced nonlinear solver is an integration of the wellknown and highly regarded adina solver into nx nastran as solution 601 for implicit solutions or solution 701 for explicit solutions. Rivello the johns hopkins university applied physics laboratory 8621 georgia avenue o silverspring, maryland o 20910 operating under contract n0001772c4401 with the department of the navy approved for public release. The traditional method of performing topology optimization involves minimizing the compliance and imposing a constraint on the weight or fractional mass of the design.
In addition, if you change the objective after you created constraints, you must manually remove any constraints that use an unsupported constraint type for the new objective. Nastran topology optimization product module provides the capability to find an optimal distribution of material, given the design space, boundary conditions, loads, and required design performance. Overview of approximation concepts used in structural optimization. Nx nastran resulted from an ftc action against msc corporation for alleged antitrust activity. Siemens femap with nx nastran singapore fea finite.
Nov 17, 2014 the best in class tools, clarified hemmelgarn, pointing to siemens highend cad solution, nx, as one such tool. Many opportunities exist to use the topology optimization results. Nastran design optimization product module and extends msc. Use for further design or simulation using convergent models. The approach of topology optimization used in nastran is based on the power law approach first proposed in 2. How to create designs using topology optimization in nx duration.
625 649 81 675 1452 1325 1347 552 719 892 262 182 1460 455 711 424 517 1337 138 71 826 960 921 1385 1282 566 218 701 805 77 962 340 120 1398 646 974 93 1036 797 416 89 706 1200 664 961 1360 393 818 1305