Questions tagged [ansys]
Anything related to ANSYS, the CAE/multiphysics engineering simulation software for product design, testing and operation.
124 questions
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How to model a polypropylene Infrared Weld Seam for tensile testing
I am trying to use Ansys workbench to model a weld from an infrared welder so that I can conduct a tensile FEA test on it. I have the SolidWorks files of the seam, but I am unsure how to actually ...
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SolidWorks assembly with contacts imported into Ansys Workbench 2022
Why does Ansys not recognize a split surface created in SolidWorks, a cylindrical surface, where each half contacts a different part in the assembly and have different types of contact, and imported ...
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What constraints would I use to model a flying saucer?
Let's say there is a disk suspended in space spinning at high speeds. I want to determine the eq. stress profile from centrifugal stresses. In Ansys, I've already applied a rotational velocity. ...
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Parametrizing Stress Strain Curves for Ductile Materials with Ramberg-Osgood at Elevated Temperatures
Question: Is there a way to determine the uniform elongation (i.e., strain at tensile ultimate strength $F_{tu}$) when given the tensile yield and ultimate strengths, elastic modulus, and total ...
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Material model choice
I'm trying to calibrate a specific material model using test data for a type of rubber(Treloar natural rubber), but unfortunately, my data is incomplete. I need more diverse loading cases (including ...
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Uniform Direction for Line Directions
Despite several similar questions and my efforts, there is still no solution so far.
Presently, ANSYS gives Directions to Lines on its own which are flipped even for two collinear lines. As a results ...
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Ansys Pedestrian-Induced Vibration on Bridge
I have a concrete girder box bridge that is 40 m long and 4 meters wide, and I would like to simulate the response of the bridge using Ansys random vibration for pedestrian traffic. What are ...
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Need to Align All Line Normals to Global Direction in ANSYS APDL
I am using beam elements to mesh lines with "pre-meshed" shell areas. Problem is that the line normals are arbitrarily assigned to the lines resulting beam cross sections switched at line ...
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Is it possible to model the connection of pre-cast and site cast concrete beam on FEA software such as Ansys?
I'm looking for a way to compare the joint strength of beam-to-column connections of pre-cast and site cast concrete. Is it possible to do this on a FEA software?
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Not able to make enclosure in DesignModeller
I have a Fusion 360 model that I imported into ANSYS Workbench Fluent as a .step file. I want to make an enclosure around it but it is giving me an error. The error doesn't occur if I choose just any ...
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My ANSYS model meshing is showing problem where I don't see my model and small blue rectangle appears. Is there any way to solve this?
I'm new to ANSYS and just started using it. I encountered a problem when I click the model option; ANSYS Mechanical opens, but there is this blue rectangle, which is supposed to be big and show my ...
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Why the mode frequency is approximate in modal analysis?
I have used the Ansys workbench to carry the modal analysis of one motor stator and under the free modal analysis, the first 6 mode frequency are all zero, it is ok because of the first 6 mode does ...
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In Ansys ICEM CFD, what do these "cube" symbols on the midpoint of block edges mean?
When I was meshing a helical coil, I've noticed these "cube" symbols located at the midpoint of a the block's edges:
Blocks with these symbols tend to have a lot of strange/unpredictable ...
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Sharp Edged Pipe with Negative Pressure
I want to calculate the 2D pipe flow with a sharp-edged contraction pipe (see below figure). The fluid is water, the model is steady state k-epsilon. The boundary condition is velocity inlet (8.47ft/s ...
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Mesh convergence and its affect on results
Let’s say I had a mesh with 10000 nodes, then made another with 13000 nodes, why would the finer one give me slightly different results to the other even if it appears like results converged?
Also, ...
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Employing a deforming mesh, inlet, and no shear wall in ANSYS
I am interested in running a simulation in ANSYS Fluent (or CFX, whichever is more useful) that combines the following.
Update:
A rotating wing in the air, similar to a turbine blade. After ...
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Non-Linear Analysis Convergence Problem in Ansys
I am currently conducting a static structural analysis study in Ansys and encountered convergence prolems.
I have a very large thermal gradient (almost 600°C) as input from a precedent transient ...
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Ansys Mechanical Modal analysis, Parametric materials, mode shape output for each parameter?
I am trying to match FEA results with an experiment, wherein I need to match mode shapes and frequencies. I am testing different models, and I would like to parameterize several material properties.
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Ansys Parameter Editor max characters
I am currently working with the Ansys design modeller and I have a rather complex geometry. In order to compute the required variables for my geometry, I have a very long expression inside my ...
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Why am I getting an ever increasing value of power co-efficient (Cp) with the increase of TSR in Vertical axis wind turbine simulation?
I am trying to get the bell-shaped Cp vs TSR graph in my 2D simulation of the H-Darrieus vertical axis wind turbine (using a sliding mesh model). However, I am always getting an ever increase of Cp ...
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Vacuum effect in ansys
May i define vacuum as a negative pressure in ansys? This boiler tested for vacuum of 1520mbar.
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How to determine the stability of an aerodynamic shape in ANSYS Fluent
I have the aerodynamic outer mold line file of a drone. The first task of the school project is to verify that the drone is stable. First, I used the 2021R2 version of ANSYS Fluent to try to find the ...
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Homogeneous magnetic field inside aperture of PCB
I need to create a homogeneous magnetic field of a certain strength across a 10mm diameter opening of a PCB by using a current track on said PCB around the opening. The signal sent through the ...
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FEA Simulation of CHASSIS [closed]
What are the most accurate methods in static state for simulation of chassis wrt 4 cases: lateral bending, torsion, head on collision and a zero turn. The problem arises when it comes to applying the ...
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ANSYS: Why do I have a choice of choosing TOP/BOTTOM under contact/target shell faces?
When ever I try to use a surface to surface contact, i.e. 2D shell elements to 2D shell elements, under the option Contact/Target shell face, either I can pick TOP or BOTTOM. Why is that? How is that ...
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