2d axisymmetric ansys
2d axisymmetric ansys. When defining the settings for a velocity-inlet and a pressure-outlet in an axisymmetric setup in Ansys fluent with the inlet and outlet being split in half at the symmetry plane. This video covers how to visualize the full 3D shape in ANSYS by revolving the 2D (axisymmetric) geometry about the axis. , SHELL181) instead? Shell elements are geometrically 2D but spatially 3D. 👉 How to create a Pipe Geometry for 2D Axisymmetric analysis. Even though I have set a 2d analysis and just created a 2d surface for analysis in mechanical module its asking for thickness. Sep 13, 2020 · In an axisymmetric model, the hoop stress is the Normal Stress in the Z direction. This analysis behaves like a 2D-axisymmetric analysis with additional DOF for bending and torsion. The material must have a density defined. It briefs about axisymmetric modeling in APDL, material definition, meshing, Mar 14, 2021 · This may be a very stupid question but if i want to calculate a flow in a pipe and i use 2D axisymmetric option in general. Planar indicates that the problem is two-dimensional. Now in CFX pre, open the import mesh option and in it Activate the “Override Default 2D Mesh Settings”. Apr 3, 2006 · Ralf Schmidt. Jun 5, 2018 · Hello, I have a 2D mesh and solution in Fluent which is a pipe flow. Mar 21, 2019 · Ansys Employee. Split the body in the XY plane, then repeat in the YZ plane. We will May 15, 2023 · Introducing the GEKO Turbulence Model in Ansys Fluent The GEKO (GEneralized K-Omega) turbulence model offers a flexible, robust, general-purpose approach to RANS turbulence modeling. So if you're modelling a pipe, you've meshed the fluid part and can simply model the pipe wall as a line in geometry & give it a thickness in Fluent to calculate conductivity. You cannot define a line body, 2D plane strain body, or 2D axisymmetric body as rigid, except in an Explicit Dynamics analysis, 2D plane strain and 2D axisymmetric bodies may be defined as rigid. Create a mesh and export it as Fluent input file (. Oct 27, 2020 · Axisymmetric Analysis Using ANSYS Workbench. ( [49] )) Equation 11–132 is adjusted for axisymmetric situations by removing the u 1 or u 2 term for elements near 2D Space contains options available only when solving two-dimensional problems. Volume Integration (ansys. September 27, 2023 at 4:00 pm. 4 mm, then that multiplied by the length of 30 mm represents the total filter area for that inlet duct. How can I do this staying in the 2D axisymmetric model. If I create a hole on the outer cylinder it will produce a ring. The proposed 2D finite-element modeling method for rotor and support of a gas turbine that includes both axisymmetric and non-axisymmetric shapes will enable rapid and effective prediction of the components' behavior. , however everything in a 2D static structural analysis system. naver. 2D axisymmetric Inductive heating example with periodic recomputation of EM fields. I want to rotate it around its own axis (centerline) and show it as a real 3D pipe. When […] Jul 26, 2018 · You have axisymmetric geometry and loading, which means you can do a 2D model, which will take less time to solve and will compute the stress in the plastic (and steel). It is used for 2D axisymmetric, 2D plane strain, or 2D plane stress. Yes. The topic ‘Axisymmetric Mechanical Model Tutorial’ is closed to new replies. Viewing 1 reply thread. When I use a 2D planar […] Sep 22, 2019 · A tutorial based on this discussion. The material disc is aluminium (NL - nonlinear) and contact uses normal lagrange formulation. I want the tool pieces such as the die, punch and blank holder to be rigid however that is not possible within static structural when using 2D axisymmetry. 4 Modeling Axisymmetric Flows with Swirl or Rotation. 2-D and Axisymmetric 4-node Quadrilateral Solids with ESF (QM6) These shape functions are for the 2-D 4-node and axisymmetric solid elements with extra shape functions, such as PLANE13 with KEYOPT (2) = 0. You will learn the details of how to use the modeling capabilities and move through the simulation process by completing hands-on exercises. I need to make a spiral hole on the outside cylinder. In other words, the line integral of pressure and shear stresses are internally Apr 22, 2022 · PLANE182 is a 2D element, which means it is geometrically and spatially 2D. 4 mm, assuming the duct width is 1. Hi, I have a 2D axisymmetric model where I have a contact spring setup and wanted to understand the dynamics of a part under force. Jan 14, 2020 · In Workbench, set the Geometry Type to 2D. Dec 22, 2021 · December 22, 2021 at 3:51 am. I used it to set the randomly oriented element triads in the post I linked to above, to a global or defined csys. For volume intergration, please find more details in user's guide: 38. Select all the faces in the XY plane on the +X side and Copy then Paste. Even meshing time is taking 30 min. Cannonsburg. Jul 26, 2023 · Hello,I’m performing a 2D axisymmetric analysis. I am wondering if you wanted a shell element (e. In this video tutorial you will see how to make the simple geometry in Design Modeler, and make axisymmetric mesh with sweep method for periodic BC. I have 250 grid points along […] Nov 4, 2022 · 2D 해석시 사용되는 Plane Stress, Plane Strain, Axisymmetric에 대해 알아보았습니다. If you wanted a thin disc connected to a spring in 3D space, a shell element 11. Aug 3, 2020 · 2D AxiSymmetric Laminar Flow with Heat Transfer Problem was solved in ANSYS WORKBENCH with FLUENT Solver. 1. com/dp/1908689404/ This video is a tutorial on how to perform an axisymmetric finite Jan 28, 2023 · 148. I would like to make use of 2d axissymmetric in fluent to save computation time and I hope that someone can enlighten me on the matters below. The problem is that I want to simulate the structure in bending, which would be a non-axisymmetric Jul 20, 2021 · NOT ABLE TO PERFORM A 2D ANALYSIS. Perform 2D analyses, Map2dto3d and further 3D analyses like Footprint and Steady State Rolling etc. Yet when I create 2D geometry in Solidworks and import it to Ansys, I wasn't able to solve it. When Axisymmetric is enabled, the 2D axisymmetric form of the governing equations is solved instead of the 2D Cartesian form. n2D Plane Strain is defined for a unit thickness, you can't specify a thickness because it is for an infinitely large thickness. matthew. Oct 7, 2019 · Hi everybody, Could someone explain to me or point me to a reference explaining the meaning of the several options under “2D Behavior” (like “Plane Stress”, “Plane Strain” and so on) in thermal simulations in WB Mechanical? I do know what “Plane Stress” and “Plane Strain” mean for a structural simulation, but I’m perplexed by […] Jan 28, 2021 · Here, you can select either Plain Strain or Axisymmetric option for the 2D Behavior under "Details or Geometry". 8. Mar 23, 2023 · Axisymmetric structure with asymmetric deformation. Feb 16, 2024 · Subscribe to the Ansys Blog to get great new content about the power of simulation delivered right to your email on a weekly basis. kin. 2. I haven't done much with axisymmetric static structural studies in the past, but I have a complicated axisymmetric shape that would be made much easier to simulate using axisymmetric elements. The primary objective is to model the laminar rotating disk flow with a 2D axisymmetric swirl model. The symmetry option is used, when you have a symmetry Sep 27, 2021 · Ansys Employee. ) Axisymmetric indicates that the domain is axisymmetric about the axis. g. It is defined as a full 360 degree revolution of the surface about the Y axis. Thanks in advance for any help! If your geometry is 2D axisymmetric, or you chose in step 3 to use a Cylindrical coordinate system, enter the appropriate values of Radial, Axial, and (if you are modeling axisymmetric swirl or using cylindrical coordinates) Tangential-Component of Flow Direction. (This option is available only when you start the 2D version of the solver. 1, you can solve a 2D axisymmetric problem that includes the prediction of the circumferential or swirl velocity. If you see the first video I suggested (first 0:50 time stamp), they show that the 2D axisymmetric drawing needs to be in the positive XY. In implicit analysis, you cannot define a line body, 2D plane strain body or 2D axisymmetric body as rigid body; however, you may also note that, in Explicit Dynamics analysis, 2D plane strain and 2D axisymmetric bodies can be defined as rigid bodies. The seal material is isotropic elastic linear (for simplification). Problem: Jul 28, 2022 · The topic ‘2D axisymmetric Supersonic flow simulation’ is closed to new replies. The electromagnetic 2D axi-symmetric feature is always coupled with the 3D thermal and structural solvers. 2D means that the flow depends on 2 spatial coordinates. The SOURCE contains DU/DX,DU/DY,DV/DX,DV/DY. Aug 29, 2004 · Axisymmetric model is used when the geometry is axisymmetric (for example, flow through a pipe, where you can model just a 2D half-section of the pipe). You can refer to the following link for detailed overview on Stiffness behavior. Only these options are allowed for 2D Explicit Analysis. May 22, 2021 · This video describes how to perform an axisymmetric analysis in Ansys Workbench. The need for a user-defined coordinate system that defines where the search to cut a bolt in Jan 29, 2024 · Ansys Employee. more. Posts: n/a. nYou can add a Rotational Velocity load to apply the centrifugal force to the mass of the part. The topic ‘hoop stress in an axisymmetric analysis’ is closed to new replies. This implies that if your device is […] 9. This is also true when using symmetry in a 3D CAD model. I have represented this assembly using an axisymmetric model as represented below. 2 A spherical pressure vessel with a cylindrical nozzle is analysed using the finite element method. You have essentially two options for 2D: - planar 2D an axial coordinate x and a transversal coordinate y. Select the Geometry cell of the transient analysis system and look at the Properties (right side of WB now). . The geometry is drawn of the two parts assembled and there is an interference present. Sep 8, 2022 · Hi, I'm currently working with a hollow cylinder on Ansys Mechanical that is represented as rectangular cross-section surface with 2D Behaviour set to Axisymmetric. The manual explains the difference between 2D axisymmetric and 2D non-axisymmetric. The magnitude of a pressure is the same whether it is the full revolution, 1 radian, or any other portion. Guest. Feb 8, 2019 · Create a surface on the XY plane and the axis must be the X-axis and the surface must be on the +Y side of the X-axis. I need to analyze helical tube in tank and it the tube length is around 12m. 7. Feb 17, 2022 · Hi guys, I tried to create a 2D geometry in spaceclaim (as shown in below image), but when I use model to do structural analysis the model doesn't show up the line, only a square. TAGGED: boundary-conditions, fluid, Inlet-boundary-conditions. Feb 2, 2019 · I've implemented a user defined SOURCE into a 2D planar case by DEFINE_SOURCE, and I want to implement it into another 2D axisymmetric case. Create the surface body/bodies in Design Modeler - thickness is not needed. I'm trying to generate a model of cooling tower using axisymmetric but the problem is that i dont know how to place it at a position to get a proper radius and revolve it around y axis. The ability to conduct tests virtually, rather than physically, utilizing virtual simulations for testing not only increases efficiency but also leads to significant cost savings. In 2D we assume the domain is 1 m thick. You may also want to review shell conduction. The results will be compared to the analytical solution of Von-Karman swirl flow. In Meshing, add the named selections and set the 2D behavior to Axisymmetric under the Geometry Details window. Set up a 2D axisymmetric tire model in the Mechanical. It is fascinating to compare experimental and simulation test results for a tensile test specimen. Combine the 2D and 3D geometries in SpaceClaim using File=>Ass'y tool before opening the combination in Mechanical. Question - In 2D Axisymmetric cases, are the force reports based on the area of 360deg revolved surface? Answer - While post-processing 2D axisymmetric results, the forces reported from the Report > Forces… panel are based on the 360deg revolved surface area. In SpaceClaim, how does one create a 2D axisymmetric geometry from a full 3D assembly. Mar 4, 2021 · HinnPlease look through the videos carefully, they are very good and expalin exactly what needs to be done. I am creating an analysis of deep drawing, initially using a 2D axisymmetric behaviour within static structural. Nov 9, 2019 · Axisymmetric and Axisymmetric Swirl? November 9, 2019 at 12:56 am NawafRasheed Subscriber would someone could tell me the difference between Axisymmetric and Axisymmetric Swirl? How does the solver calculates the pressure force and mass of rigid body in these 2D case? November 9, 2019 at 3:56 pm DrAmine Ansys Employee The one dies account for swirl the other dies not. Also set the 'Import 2d Mesh as' option to axisymmetric. A Shell element can plot Membrane Stress and Bending Stress. 3. TAGGED: an-unknown-error-occured, ansys-student, ansys-tutorial, ansys-workbench, ansys-workbench-mechancal. Create a surface on the XY plane and the axis must be the X-axis and the surface must be on the +Y side of the X-axis. n. com/mobile/expert As the domain is axisymmetric while the flow is swirling, the problem is simulated by the 2D axisymmetric swirl model available in Ansys Fluent. Can you guide me how to pri=oceed the simulation just with a surface. (Taylor et al. More Details. Here is a Tutorial on an Axisymmetric model. ) Apr 24, 2020 · I am performing a 2D axisymmetric steady-state thermal analysis on a cylindrical shell, and I had a question regarding how to set up heat flows into the shell. I am doing this as a 2D axisymmetric problem, so I am setting Oct 20, 2022 · Try performing a general axisymmetric analysis of the model. Inlet velocity is defined, Pure air is coming in so volume fraction of air kept as 1. If I'm not wrong, for a 2D axisymmetric thermal analysis, the software works with the X-axis as axis of rotatio, I am not sure where you are seeing X being axis of rotation for 2D axisymmetric analysis. The simulation is related to a burst disc subjected to a pressure. I checked some articles and realized many researchers did 2D axisymmetric helical tube in tank […] Tensile Test Simulation Best Practices. Objective. In other words, the line integral of pressure and shear stresses are internally Feb 10, 2019 · hi there, while simulating the swirl and temperature difference in the vortex tube in the 2D model the temperature seems to be constant and wrong despite enabling the energy equations with density-based solver with pressure based solver the console reported that the dot product is zero for some node and then it stopped working i made the velocity vector tangential and […] peteroznewman. This spiral structure fluid will flow so heat […] Jun 1, 2020 · I have a problem with simulating pipe flow with 2D axis symmetric using Fluent. See the following SimCafe tutorial: Feb 8, 2019 · 2D axisymmetric simulation. Click the Enroll Now button at the top of this page and do the CornellX course. Feb 8, 2017 · A two-dimensional Ansys Workbench Mechanical finite element model with bolt pretensioning is reviewed. Nov 30, 2020 · How to plot hoop stress for axisymmetric model? nIn an axisymmetric model, the X axis is radial, the axis of symmetry is the Y axis, so that is axial, which leaves the Z axis to plot the hoop stress. ANSYS 기초사용법 영상: https://m. I […] Hi, I am working on 2D axisymmetric model of a cylinder. nnAll the bestnnErikn Jan 15, 2023 · The nodes on Shell elements have six DOF: X, Y, Z, RotX, RotY and RotZ. Nov 3, 2022 · Boundary Conditions for Axisymmetric Setup. Thanks a lot for your tutorial, Its excellent and helped me a lot. I want 10W of heat to be flowing into the interior wall of the shell (that is 10W total distributed over the entire wall). A Plane element in an axisymmetric analysis uses Normal Stress X for Radial Stress, Normal Stress Y for Axial Stress and Normal Stress Z for Hoop Stress. Abbas Kadhir Ali Mohamed Abbas. This video demonstrates axisymmetric analysis using ANSYS workbench. The Electromagnetic forces and Joule heating are calculated in Jan 4, 2021 · In this paper, we show that 2D modeling can obtain results similar to those of 3D finite-element analysis for the original shape. Victor J. I've been asked to define as orthotropic material properties where fibre direction is along in the hoop direction (so young's modulus E-theta > Ez, Erad). In your case, you can model it like a stirred tank, by giving a Jan 26, 2024 · ANSYS CFX would need a one-element thick 3-D mesh for any 2-D simulation, planar or axisymmetric. Sep 27, 2023 · Spring Contact in 2D Axisymmetric. Discover the principles behind force reports in 2D axisymmetric cases, focusing on the impact of a 360-degree revolved surface area using Ansys Fluent. In Meshing, add the named selections and set the 2D behavior to Axisymmetric Support Information. With this approach I am unable to select general axisymmetric unless beta options are activated. The assumption of axisymmetry implies that there are no circumferential gradients in the flow, but that there may be non-zero circumferential May 9, 2020 · learning in Video#This video is demonstrated the Axisymmetric analysis using ANSYS Workbench For 3D Model. 16K views 1 year ago ANSYS tutorials. May 17, 2021 · Thus make sure the analysis is 2D set (under the system and geometry cell), plane strain is chosen in Mech. I found that on 2D […] Sep 9, 2019 · It's what is says: you give the wall a thickness. Subscriber. Feb 28, 2024 · I'm trying to understand the way face area magnitude is calculated for 2D Axisymmetric cases. The system has an impeller for mixing, the phenomena is trying to capture using MRF technique. Hi Farzad Torabi. My question is whether FLUENT convert a planar user defined SOUREC into a 2D axisymmetric automatically one or I need to convert it manually. After analysis i found some disc penetration on sharp edge zone. In 3D model, X direction is in Cartesian coordinate system and is fixed. In axisymmetric swirl, there is swirling flow in the z-axis (normal to the geometry plane). Efficiently Analyzing Structures with a Constant 2D Profile Using Ansys Mechanical Dec 29, 2018 · If the depth of the 2D planar model is 4*1. The means, if you have a axis-symmetric pipe flow (a cylinder) you take the centre line as middle axis and 1/2 cross-section as simulation domain. , Pure penalty contact is chosen for the bonded contact, etc - see these videos for all details. Efficiently Analyzing Structures with a Constant 2D Profile The importance and necessity of 2D analyses in solving some specific types of problems Discussion of different types of 2D analysis offered in Ansys Mechanical: 2D plane stress, 2D plane strain analysis, generalized plane strain analysis, 2D axisymmetric analysis, and general Jan 25, 2023 · In 2D axisymmetric model, X direction is the radial direction in a cylindrical coordinate system and it’s direction is changing from 0 to 360 degrees. Please leave a comment if you have any questions. The issue I have is to go over the small steel protrusion where the elements of the rubber seal become highly distorted. Learn why the DPM concentration is higher at the axis when using surface injection in a 2D axisymmetric setup using Ansys Fluent. […] May 27, 2024 · Hello, I'm trying to set up a simple 2D axisymmetric simulation using the compressible CESE Chemistry (inviscid). Viewing 2 reply threads The topic ‘Is it possible to define rigid body when using 2D axisymmetric analysis?’ is closed to new replies. But right now, it can only […] Tensile Test Simulation Best Practices. We would like to show you a description here but the site won’t allow us. Background:The simulation domain is a rectangle with solid walls and an ignition zone with high pressure and temperature. Introducing 2 videos: Part 1 provides background information on the model and a Sep 8, 2022 · I am using ANSYS 2021 R2 and would like to run a modal analysis (rotordynamics) in Mechanical with general axisymmetric elements. That is Hoop Stress. During this time, all AIS sites will be available in read-only mode. Pick the Geometry tab and set the Analysis Type to 2D before you start. Аdlucky. I recommend watching this AIC video to understand how to convert 2D to 3D models. In SpaceClaim, open the geometry file, rotate the 3D solid geometry so the axis of symmetry is along the Y-axis. The important parts are that the size of the morphing region is slightly larger than the Jan 6, 2023 · The green cylinder will be inserted inside the rubber seal (in red). Solving time will be more than 12 hours. The 2D planar model shown in the paper illustration shows only one duct volume of flow on the inlet side, and one duct volume on the outlet side. Here, there is no flow in the z-axis. Open ANSYS Help, go to Mechanical APDL > Command Reference and read the ESYS command. #A problem in which the geometry, loading, boundary Jul 20, 2020 · Subscriber. In Fluent, you will be able to set the model to Axisymmetric. com) For 2D Axisysmmetric case you provide the source term as it is for full 3D sector. amazon. Sep 29, 2018 · This video explains axisymmetric analysis of pressure vessel using ansys MAPDL. For this reason, force reactions in X are not directly comparble in 2D axisymmetric and 3D full models. 2D non-axi-symmetric: the model will consider that your injection (which will have the form of a slot - collection of injections points on a line of a meter long) is 1 meter long in the 3rd dimension. Aug 8, 2023 · I am trying to simulate part of a system which works under high pressure (1GPa). That has some useful information. I am trying to perform cfd on annular flow channel with rotating inner wall and stationary outer wall (please see attached image for the sketch). I was able to solve the problem without any problem when I create the geometry using "DesignModeler" that comes with Ansys. Tagged: 2019 R3, mechanical, meshing, modeling-and-meshing, structural-mechanics. 2D non-isothermal flow through a cooled die. It is not possible to get membrane and bending stress on a Jul 2, 2013 · 2d axissymmetric. Rotation is about X-axis. This can be done in Design Modeler by symmetry planes and creating a Thin/Surface but how is this accomplished in SpaceClaim? Any training material would be helpful. mihelish. msh). fx213. Start over with a fresh Fluent analysis block. Southpointe. In Mechanical, for 2D axisymmetry X is radial and Y is axial or axis of rotation. 👉 Application of Bias and Bias Factor in However you may also note that, in Explicit Dynamics analysis, 2D plane strain and 2D axisymmetric bodies can be defined as rigid bodies. The topic ‘2D axisymmetric Wall Thickness Fluent Apr 9, 2019 · This video demonstrates how to convert a 3D solid cad model, which is symmetrical about one or more axes, to a 2D surface in Ansys Design Modeler and then to Question - In 2D Axisymmetric cases, are the force reports based on the area of 360deg revolved surface? Answer - While post-processing 2D axisymmetric results, the forces reported from the Report > Forces… panel are based on the 360deg revolved surface area. 3. Change the Analysis Type to 2D (that is a drop down list). I am using a 2D axisymmetric model for that: I've fixed the model in one edge that should represent the threaded connection to an external fixture device and applied pressure on the edges up until where the sealing (not represented) should act. I want to learn ANSYS ( Mechanical Portion ) , Kindly suggest me to learn it online. In Workbench choose View -> Properties. As discussed in Section 9. Exercises of note include: 2. 2600 Ansys Drive. when you are using a axis, fluent calculates the "volume" of the domain rotating the 2D plane AROUND the axis. And I want to use intensity and hydraulic diameter at inlet and outlet boundaries. Do i use the full diameter of the pipe (53 mm) or do i use only the part of the geometry that is used in symmetry (26,5 mm). I have high speed flow over the top of a cylindrical pipe (not through the pipe), and I've modeled it as an axisymmetric cases, with the length of the cylinder being an adiabatic wall. Jan 25, 2023 · Axisymmetric indicates that the domain is axisymmetric about the x axis. Oles Honchar Dnipro National University. Jan 16, 2023 · By having 3e8 * the cylindrical volume. Part 1 demonstrates 2D Axisymmetric Analysis using ANSYS W The axi-symmetric feature has been developed in order to simplify some cases and to save some calculation time. You need to set it to the I-J direction of the element, but only if the elements were meshed so that The primary goal of this course is to cover the basics of using the Ansys Polyflow user environment. You can get a copy of the book here: https://www. Only 2D Plane Stress allows a thickness to be specified. I am using Workbench to link a Geometry (Spaceclaim) to a Mechanical Model and finally to a Modal analysis. nInsert a Normal Stress and set the direction to the global Z axis. After watching this video you will learn how to performAxisymmetric AnalysisA Notice:The Ansys Innovation Space (AIS) will undergo scheduled maintenance from June 6th to June 17th. 5D axisymmetric extrusion. Feb 1, 2020 · How to do a 2D Axisymmetric Analysis in ANSYS Fluent. nAn Axisymmetric model has no thickness. If your question concerns the geometrical modelling of the axisymmetric shell in ANSYS, then use BSPLIN (section 5. Dec 18, 2014 · Only nodal type loads in a 2D axisymmetric analysis need to be divided by 2pi because the magnitude over a full revolution is different than the magnitude over 1 radian. It seems this is related to characteristic of material. Jul 2, 2021 · The topic ‘Problems with a 2D analysis from a 3D model’ is closed to new replies. 4. This document describes the required settings for axisymmetric mesh morphing when using the Design Tool of the ANSYS Fluent Adjoint solver. Then open the Model. With content from Ansys experts, partners and customers you will learn about product development advances, thought leadership and trends and tips to better use Ansys tools. g Hello everyone I'm new to ANSYS so please dont mind if this is a really silly one. Thus accounted for by Apr 9, 2023 · Deep Drawing – 2D Axisymmetric vs 3D Model. More specifically, it covers a half model, but the steps could be applied to any cake-piece type of geometry. This example uses the monolithic solver to solve the FEM/BEM system which allows to use higher timesteps (See choice of numls). I also wanted to do a parametric study with different stiffness values and their effect on the dynamics Aug 25, 2020 · ANSYS tutorial: pressure vessel, Axi SYMMETRIC, 2D symmetric element, Aug 14, 2019 · The problem is set up as 2D- axisymmetric, Turbulent, Multiphase (Simple VOF) case. This means you will not be able to create any new forum posts on the Ansys Learning Forum, but you can still browse existing ones. -axi-symmetrical 2D an axial Hi all, I would like to ask a technical question regarding to helical tube. I defined an H2-O2 reaction mechanism with 8 reactions and gave the thermodynamic input file. I see you have a mulilinear plasticity model for the plastic. This is true whether it is thermal (e. eb rr um uc ee ba ju cd vw ms