Its further possible to combine the mid surfaces so they appear as a. Top 10 reasons for patran customers to upgrade to femap. Ease of use and deployment is a distinct advantage. Msc nastran, patran tutorial linear static analysis of a composite plate. Patran cae solid modeling datasheet msc software pdf. Easily create and modify your finite element mesh using automated mesh generators and msc softwares technology such as the midplane and advanced surface meshers. The mid surface modeler 204 of example implementations may therefore be configured to receive the solid model of the structural product from the solid modeler 202, automatically generate a mid surface model of a mid surface model of the product from the solid model, and communicate the mid surface model to the finite element modeler 206. Nei software gives nastran support for femap digital.
You will know how to create a new database, import a sketch and also to interpret all the results provided by the program. I remember a similar issue with patran 20067 with the file newopensave window not fully displaying which was overcome by repositioning the file new window, escape and reopen. But my final outcome is to study the surface outcome of the workpiece such as surface roughnessstraightness. The surface is trimmed by the solid so that it is completely contained within the solid. Msc apex is reinventing the process through the creation of a technology foundation which includes direct modeling integrated. Msc softwares technology such as the midplane and advanced surface meshers. Harmonization at bombardier brings design and analysis together.
Top 10 reasons for patran customers to upgrade to femap the following items represent the main technical and commercial reasons for investing in femap,and upgrading from patran to femap, and clearly show why femap is the leader for cae products in many markets including aerospace,defense,heavy industry and shipbuilding. Femaps 3d solid and surface meshers are tuned to generate highquality meshes, providing wellshaped elements to ensure accurate results. The procedure for building the other three is nearly identical. Patran is a comprehensive pre and postprocessing environment for fea. Apr 18, 2015 tech support scams are an industrywide issue where scammers trick you into paying for unnecessary technical support services. The nastran release features improvements to the softwares usability and the award winning embedded fatigue capability, whereas patran features additional support for fatigue analysis. Harmonization at bombardier brings design and analysis together bombardier transportation is a market leader in the rolling stock industry for short and longhaul, passenger, and freight rail transportation. Us20150339409a1 midsurface extraction for finite element. Product datasheet patran cae solid modeling solid editing operation midsurface creation boolean operations add, subtract, intersect idealization for thin walled bodies edge blend constant, radius, chamfer imprint solid on solid manual with trimming tools shell create thin wall solids perform additional editing trimming of overlapped. Nx nastran fe solver analysis modules fea software. When a midsurface model is required, then either an analyst produces it or, at some sites, the designer makes a copy of the cad model and transforms it into a midsurface model for. Richard macneal cofounder of msc software and msc nastran.
May 04, 2015 for the love of physics walter lewin may 16, 2011 duration. The automatic feature of femap makes this job not only easy with minimum number of clicks but offers higher fidelity as well. Msc patran in geometry cleaning, meshing and composite modeling environments. Dramatically accelerate midsurface modeling to validation. The new model is as a result of a crash, guess it was the same for the original, just didnt notice as the model hasnt left the simulation environment for a long time. Multidisciplinary engineering solution status msc software. Patran cae solid modeling msc software corporation.
If you work with thinwalled solids, using a midsurface shell model can reduce the degrees of freedom in your model by factors of ten and save hours of time in. Solution 400 nonlinear simulation capability within msc nastran duration. Whether youve loved the book or not, if you give your honest and. Femap gives you full control over all mesh generation parameters including mesh sizing, meshing of small features, growth factors, short edge suppression, etc. Nx nastran 12 advanced theory and modeling guide siemens plm. In this video i describe two methods to create midsurface geometry. Femap and nx nastran applied cax nx software, training. Field definition type default pid property identification number.
Workshop objectives see the difference between manual and automatic midsurface generation for the same part. Other readers will always be interested in your opinion of the books youve read. Msc software confidential midsurface extraction during automatic midsurface extraction, msc patran automatically converts refits nonparasolid geometry to parasolid geometry prior to creating the mid. In modeling composite plates in a nastran patran program using shell elements, results in the output file are for the mid plane of each layer of composite. Introduction midsurface geometry and meshing for fea with. In cases where the automatic conversion fails, a manual surface refit may be required using geometry. Lesson 8 preparing geometry for a hex mesh patran 302 exercise workbook release 7. Lesson 4 composite trimmed surfaces patran 302 exercise workbook release 7. Simulating reality, delivering certainty msc software.
If the element centerline is offset from the plane of the grid points but the material properties are symmetric, the preferred method for modeling the offset is by use of the zoffs field on the connection entry. Create a composite surface for the surfaces in the upper left quarter of the model. The mid4 field should be left blank if the material properties are symmetric with respect to the mid surface of the shell. You can help protect yourself from scammers by verifying that the contact is a microsoft agent or microsoft employee and that the phone number is an official microsoft global customer service number. An apparatus is provided for implementation of a midsurface modeler including a receiver, selector, clusterer and midsurface constructor. The selector is to select a group of geometry from the geometry in the solid. All of the surfaces tangent to the seed surface within the tangency tolderance will be chosen and highlighted. Msc patran interface to msc nastran preference guide. Instead, the shell idealization is being applied directly to the surfaces brought in from inventor, including those of the suppressed parts. This value is the distance used to offset the selected surfaces towards the middle of the solid part.
Msc patran interface to msc nastran preference guide volume 1. The biggest improvement to patran is the added compatibility between msc fatigue and msc patran. Midsurface extraction for finite element analysis the. Jul 18, 2019 there is an option of face selection in the midsurface details view. Go to simcompanion and explore our online library of documentation for all of our msc software. Patran 2004 is an openarchitecture, general purpose, 3d mechanical computer aidedengineering mcae software package with interactive graphics providing a complete cae environment for linking engineering design, analysis, and results evaluation functions. Gusset midsurface after trimming msc software confidential midsurface extraction. Msc apex midsurfacing solution msc software pdf catalogs.
The dialog will ask you to select the two surfaces that it will create the midsurface between. Produce a mid surface model from an imported simple bracket. Introduction midsurface geometry and meshing for fea. Again, apply the same method to surface 11 as follows. In the native cad program, or in your standalone or cadintegrated simulation software. Create a project open source software business software. Consult msc softwares msc apex midsurfacing solution brochure on. Can i model a composite plate in a nastranpatran program. Midsurface, surface and weld creation using ansys design modular for base frame duration. Integrating patran with csr software for large ship strength assessment. Can i model a composite plate in a nastranpatran program so. Accelerated midsurface model construction workflow 1 identify midsurface pairs use pairing technology to automatically identify guides for midsurface extraction.
Extract midsurfaces and repair use auto thickness and offset to create numerous property definitions for shell elements, and export to the. Watch one of many patran tutorials designed for new patran users. If you work with thinwalled solids, using a midsurface shell model can reduce. Curve surface list surface 11 break curve list curve 3 x y z 31. Single in solid creates a single midsurface between two surfaces of a solid. Patran 2004 is an openarchitecture, general purpose, 3d mechanical computer aidedengineering mcae software package with interactive graphics providing a complete cae environment for linking. The concepts are fundamental and can be exercised by new and experienced users. Produce a midsurface model from an imported simple bracket. Msc software confidential msc 2012 multidisciplinary engineering solution status thierry bernard may 30, 2012 run takeoff fly land brake. The latest version of the program can be downloaded for pcs running windows xp7810, 32bit. Simcompanion is the msc knowledge base for technical articles. Integer 0 required mid identification number of a mat1, mat9, mat12, or mathp, or mathp1 entry.
The youtube webinars are designed to inform you of the latest capabilities in msc software. How to extract auto mid surface in ansys workbench quora. The dialog will prompt you to select a seed surface and tangency tolerance. Nx nastran is a finite element fe solver for stress, vibration, buckling, structural failure, heat transfer, acoustics and aeroelasticity analyses manufacturers as well as engineering suppliers in aerospace, automotive, electronics, heavy machinery, medical device, and other industries have relied on nx nastran software for their critical engineering computing needs for over 40 years. This is a midsurface tutorial using nastran patran. Nastran in cad midsurfaces how to delete two models attached, both with persistent mid surfaces. Accelerated mid surface model construction workflow 1 identify mid surface pairs use pairing technology to automatically identify guides for mid surface extraction. As for the solvers, you can easily do surface to surface contact inmsc nastran sol 400, 600 and 700marc. Extract mid surfaces and repair use auto thickness and offset to create numerous property definitions for shell elements, and export to the. Also, nastran incad nic has not created any new midsurfaces as you have not used, midsurfaces, offset surfaces or find thin bodies in nastran incad. The mid4 field should be left blank if the material properties are symmetric with respect to the midsurface of the shell. Mid surface extraction almost all fea preprocessors have this embedded tool but as the geometry becomes more and more complex, many of them fail to extract mid surfaces correctly.
Nei software offers details on structural and thermal solvers. An apparatus for implementation of at least a mid surface modeler, the apparatus comprising a processor and a memory storing executable instructions that in response to execution by the processor cause the apparatus to implement at least. Icons, patran database import, fe tool organization. Introduction midsurface geometry and meshing for fea with msc.
There have been quite a few market whispers about msc software. Pat cae geom2 geometry scientific modeling free 30. Patran is a comprehensive pre and postprocessing environment for fea analysis and helps engineers to virtually conceptualize, develop and test product designs. Its wide range of products includes passenger rail vehicles and complete rail transportation systems. Patran cae solid modeling solid primitive creation block, cylinder, cone, sphere, torus brep solid creation extruded solid revolved solid solid editing boolean, edge blend, imprint, shell, break midplane surface extraction refit to parasolid automaticinteractive feature recognition parasolid based. Workshop objectives see the difference between manual and automatic mid surface generation for the same part. Smart midsurface dramatically accelerate midsurface modeling to validation. Traditional midsurface modeling challenges midsurface repair is tedious and manual meshes must be deleted and recreated with each geometry change creating thickness and offset properties is an elaborate process final meshed midsurface models may fail during analysis due to missing model definitions. Patrans finite element modeling system permits the user to directly access model geometry and to quickly develop finite element meshes. The automatic feature of femap makes this job not only easy with minimum number of. Easily create and modify your finite element mesh using automated mesh generators and msc software s technology such as the midplane and advanced surface meshers. Wing skins and ribs are modeled using plate elements rib stiffeners and rib caps are modeled using bar elements. Used by the worlds leading manufacturing companies, patran links design, analysis, and results evaluation in a single environment.
Using the automatic mode create a midsurface for the solid bracket. Patran 2010 installed on windows 7 x64 but only opens in small window. For midsized to large organization in industries including manufacturing, healthcare, academic institutions, and more. Traditional midsurface modeling challenges midsurface repair is tedious and manual meshes must be deleted and recreated with each geometry change creating thickness and offset properties is an elaborate process final meshed midsurface models may fail. This value is the distance used to offset the selected surfaces towards the middle of. This software and related documentation are proprietary to siemens product lifecycle. Defines the properties of solid elements chexa, cpenta, cpyra, and ctetra entries. Determine how and where additional surface editing is needed. To find out more about space navigator, go to 3dconnexion. Nowadays the major companies are investing heavily on the midsurfacing technology to create the mid mesh directly instead of extracting the mid surface first and then mesh on the mid surface.
The receiver is to receive a solid model of a structural product composed of structural components, with the solid model representing the components by a collection of geometry. This program was originally developed by msc software. Patran 2008 is really old, not sure if you can do surface to surface contact in this old patran. Are there any shortcuts when creating a midsurface. In manufacturing companies throughout industry, msc. Hi, i would like to ask is there any simulation software that able to measure or to study the workpieces surface roughnessstraightness of an object after a milling operation. In modeling composite plates in a nastranpatran program using shell elements, results in the output file are for the midplane of each layer of composite. You can change that to auto and need to define thickness threshold of the components you want to be in midsurface format. The nastran release features improvements to the software s usability and the award winning embedded fatigue capability, whereas patran features additional support for fatigue analysis. The programs installer file is commonly found as patran.
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