What is Ansys: Definition and 377 Discussions

Ansys, Inc. is an American company based in Canonsburg, Pennsylvania. It develops and markets multiphysics engineering simulation software for product design, testing and operation and offers its products and services to customers worldwide.
Ansys was founded in 1970 by John Swanson. Swanson sold his interest in the company to venture capitalists in 1993. Ansys went public on NASDAQ in 1996. In the 2000s, Ansys acquired numerous other engineering design companies, obtaining additional technology for fluid dynamics, electronics design, and other physics analysis. Ansys became a component of the NASDAQ-100 index on December 23, 2019.

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  1. P

    Calculating Displacement of Robotic Arm Parts in Ansys Workbench

    Hello, I am a new user both in Ansys and in the forum and I am sorry if my question is silly, but I cannot find the solution by myself. I am using Ansys Workbench v.12 static structural in order to find the displacement of various parts of a robotic arm, that are caused by different loads...
  2. M

    Why is the Total Reaction Force Zero in My Ansys Hoop Analysis?

    i am working on a hoop and its 550mm diameter, 7mm thickness. I applied 1mm displacement from its upper face which is normal to its direction.Stress is 730Mpa which is normal but the total reaction force is 0.0004N which is too low. where do i make the mistake.Material is structural steel...
  3. G

    Transient Thermal Analysis in Ansys (APDL)

    Hi, I have to model a transient thermal problem in Ansys. I just need an outline of how I should proceed. The Problem: I am trying to model the cooling of a solar collector reciever tube from 150 degree celsius to ambient. My attempts have involved the following: 1. Initial condition...
  4. D

    ANSYS Bending Moments Calculation

    Dear All, I have been trying to calculate the bending moment redistribution on continuous, steel fiber reinforced, beams. The idea is simple, introducing to the ANSYS model elements, with lowered E-modulus, according always to the evolution of the cracking observed on the actual tests...
  5. A

    Analysis Help: Free Modal Analysing with Ansys 13

    I am a new user in this forum. In free- free modal analysing, there is 6 rigid body motion (3 displacements and 3 rotations) with frequencie's of 0, but in my analysis there is 3 rigid body motions with frequencie's of 0 (linear displaements) and the frequencie's of others (rotational rigid...
  6. A

    How Does Mesh Refinement Affect Shell Deformation in ANSYS?

    Homework Statement A square plate of edge length L = 1 m, thickness t = 5 cm, is fixed on two edges. The other two edges are free. A load of F = 10 kN is applied at the corner opposite that where the fixed edges intersect. Use shell elements to compute the deflection at the loaded corner...
  7. T

    MEMS and Duffing curve on ANSYS APDL

    Hi all, I'm a student in an Engineer School in France and I would like to know if you can help me on this subject. The system, I have to model on ANSYS, is composed by a clamped clamped silicon beam and actuated by an electric signal V=Vc+Va*cos(w*t) from an electrode located under the...
  8. M

    Maximizing Heat Transfer in Ansys: Tips for Defining Wall's Heat Capacity"

    Hi, I am trying to show the heat transfer from a hot stream to a cold stream in ansys. I can do everything but not to define the wall's heat capacity which separates the two streams. Where and how would I do this? Thanks
  9. E

    Deflected cantilever beam stress, Ansys

    I am a newcomer to FEM and Ansys, so forgive the possibly banal question: I have modeled a cantilever beam with a vertical point load acting at the free end using Ansys (using a PLANE42 element) and am slightly confused about the resulting plot for stress in y direction (y being the axis...
  10. A

    Axisymmetric deformation in ANSYS

    Homework Statement A cylindrical sample of soft tissue, with diameter = 8 mm, height = 6 mm, is firmly glued to two steel compression plates. Using axisymmetric elements, find the force needed to compress the sample by 0.5 mm. For the purpose of this problem you may assume that E = 1 kPa, ν =...
  11. W

    ANSYS Weld Simulation: How to Model in ANSYS

    Hi, I'm new to the forum and is currently working on a project where we are going to do a FEM-analysis of a structure with parts that is welded together. The parts are not welded together by spotwelds, but welded along a line. My problem is that I don't know how to simulate this in ANSYS...
  12. E

    ANSYS Reaction Forces: How to Use for Calculating Bolt Forces

    Hello, Can the reaction forces at the mounting (fixed) holes of a component in a static structural analysis be used directly to find out the forces acting on the mounting bolts? If my understanding is correct, the force in the direction in the axis of the bolt will be used to find the...
  13. A

    ANSYS clamped membrane with uniform pressure

    Homework Statement I am trying to solve a circular membrane with clamped edges ans uniform pressure applied. I use large deflections. Radius=0,1 m Thickness=0,001 m Pressure=100 Pa E=10e6 poisson=0.3 Elements used=shell181 I attach a picture of the problem. The Attempt at a...
  14. 5

    Applying Load on an area - ANSYS APDL

    Hi, Have been using ANSYS Mechanical to conduct some analyses, but am now moving to ANSYS APDL to investigate the effectiveness of Solid-Shell elements. However, I've run into a problem. I can't figure out how to apply a load to an area! I have been playing around with the SURF154...
  15. 5

    ANSYS Mechanical APDL - How to scope results to specific elements of an assembly

    Hi, I have been using both ANSYS APDL and ANSYS Workbench (Mechanical) to run analysis on a structure. After loading the structure, in Mechanical i was able to scope my results for deformation and EQUIV stress to just the adhesive layer as this is what I am interested in. However, I can't...
  16. 5

    Simulating Bonded Contact from ANSYS Mechanical in ANSYS APDL

    Simulating "Bonded Contact" from ANSYS Mechanical in ANSYS APDL Hi, Im looking into the accuracy of using different element types to model a particular structure. As a simple approximation think of it as a beam split into 3 horizontal sections. Shown in the diagram as top, middle & bottom...
  17. B

    Modeling Composites in Explicit dynamics. [Ansys]

    Hello, I am trying to model an explicit dynamics model in Ansys, to study impact of different objects. I cannot figure out how to model a composite with several layers in workbench. I have been trying to achieve this for over a week now. I was told that I can model the composite in Ansys...
  18. D

    ANSYS application to dentistry

    Hello everyone, I am new to this thread and had a couple of questions regarding the use of ANSYS in dentistry. Just a little bit about myself to put my question in context. I am a graduate student and am completing a research project on bone regeneration using a certain protein. I am basing...
  19. D

    Transient Thermal Analysis- Ansys APDL Help

    Hello All, I have to do a transient analysis of thin composite film. Following are the requirements: 1. Time t=0 to t=0.01, Initial condition of Temperature=300 K. 2. Time t=0.01 to t=0.05, Temperature=505 K. 3. Run the analysis from t=0.05 until a stable solution is obtained. I tried...
  20. F

    ANSYS: Create & Connect Multiple Bodies

    Hello, In DM, how can I create two separate bodies which are connected to each other? Apprently, ANSYS would merge them as one body by default. I've checked the manual and put one of them into frozen body, they did separate as two. However, I can't transfer the model to Mechanical, I...
  21. B

    Question open ansys files from a newer version.

    Hello, I have a quick question. I created some models on Ansys Workbench 13, but when I tried to open them in Ansys Workbench 12.1, I couldn't. It said that I cannot open a file created in a newer version! Is there a way to save it in a different format in Ansys 13 , so it'd work in Ansys...
  22. B

    Ansys Workbench 12 Assembly question

    Hello, I am used to use Ansys classic in my work. I just started to learn Ansys Workbench. I am modeling a copper jacketed lead bullet. I modeled the copper case the internal lead part. Now I have two solids. Is there a way to mate them, and use them as one assembly, of solids? Thanks
  23. D

    Modeling 3 Thin Layers Bonded Together with Ansys

    I am new to Ansys and I wish to model 3 very thin layers of different materials bonded to each other. Can someone please reply back. Thank you
  24. A

    Is Transient Structural Analysis Necessary for Contact Problems in ANSYS 12?

    Hello all! I'm modeling with ANSYS 12 (workbench) an assembly made up by components which are initially in "gap" condition, going in contact after deformation due to the applied pressure load. I tried in a "static structural" analysis by settings the manual contact regions type "frictionless"...
  25. E

    Solving an Ansys WB Stress Concentration Issue on Stiffener Tip

    Ansys WB, getting non-realistic stress conce. (stiffener tip on pipe column face)?? Hi, I am facing a problem in getting accurate stress in Ansys WB for stiffened base plate supporting pipe column (See attached pics) The problem is that I'm getting very high stress concentration at the tip...
  26. N

    Ansys Tensile Test: Troubleshooting Elongation

    I am trying to create a model in ansys for a composite coupon with a width of .5", height of 9", and thickness of .16". I have input my own material library file with my material data and I am having trouble getting the model to thin at the middle like a tensile specimine would normally do. I...
  27. B

    ANSYS Help Needed: Modeling Standard Straight Gate Karabiner

    I'm trying to construct a model of a standard straight gate climbing karabiner in ANSYS so that I can evaluate the maximum tensile load applicable. The trouble is that I am, to put it plainly, failing. The karabiner must be modeled in 3D and I am going to be using a SOLID95 element type, as...
  28. M

    Solving Material Nonlinearity From Temperature Change with Ansys

    I have one small question. I'm trying to demonstrate material non linearity due to temperature. In other words, I want to show that for the same force, the stresses in the material may be different due to the temperature of the object. Now, I figured the commands for the material properties...
  29. M

    I am a new user of ansys 12 and i dont know if this program is

    i am a new user of ansys 12 and i don't know if this program is excellent or not but i think it will take me a long time to learn it so guyz do u find it great program or not ?
  30. B

    How do I implement spring supports in ANSYS?

    Hi Guys, I have been trying to implement this in ANSYS all day. It is probably really simple but could you please help me: http://yfrog.com/jlspringsupportp The trouble is the spring supports. I basically want to get the forces in the springs due to different loads. I can't find a...
  31. J

    ANSYS Workbench contact metal stamping problem

    I have a problem that requires me to do a simple simulation of a sheet metal stamping. I have access to Ansys Workbench v12 Academic version, and have familiarized myself with the program and tried to read up on its features and limitations. The simulation is selected as a static structural...
  32. S

    Membrane deflection: theory vs ANSYS

    Homework Statement I am analyzing the deflection of clamped circle polysilicon membrane with radius=1500 um and thickness=1 um. The load is constant pressure ranging from 20 uPa to 20kPa. The problem is that my analytical solution doesn't agree with the ANSYS solution. Homework Equations...
  33. S

    Getting Started with Free Modal Analysis in ANSYS

    Hi all, If we do free free modal analysis in ANSYS shall we need constrain the model or not? Where can I see the first 6 modes which have frequency equal to zero. I am confused can anybody please help? Regards Shankar
  34. A

    Difference between coupling and constrain equations in ansys

    What is the difference between coupling and constrain equations in ansys
  35. J

    Symmetry Problem Analysis in Ansys Workbench

    Hello everybody, that´s a simple question: I have a symmetry problem to analisys using Structural Mechanic on Ansys Workbench. I´ve applied a Symmetry function on Design Modeler. Can I visualize the result on the whole geometry? Thank´s in advance
  36. 0

    ANSYS Element Type for Stress Analysis of Protection Windows

    Hello, I have to do stress analysis on a protection window at work but I am getting errors when meshing in ANSYS because of the element type I am choosing. The window is of course is a solid and is a wide, thin sheet. What Element Type should I use? Also, do I need to create nodes or not...
  37. B

    Troubleshooting Temperature Results in ANSYS Workbench 11 Mesh Simulation

    I have a plate 35mm X 35mm and is about 2mm thick. In the middle of the plate there is a round insert that is a different material that is .1mm thick and 10mm in dia. I am applying a uniform heat flux to the top flat surface for 5sec and then let it cool for another 5sec. When I look at the...
  38. B

    Ansys Workbench Commands (Cable type elements)

    I am doing a nonlinear analysis in, Ansys Workbench, of a fuel tank tied down in an aircraft using cargo straps. I need to know how to insert a command function in Ansys workbench 11 that creates compression only elements (in order to model cargo straps). Based upon what have been reading I...
  39. N

    How to get force between two permanent magnets using ANSYS?

    Hello, I am working on a project which requires me to find the force between two permanent magnets. The configuration of the two magnets is variable, and they are of different geometries, so I thought the best way to do this would be by using ANSYS. I have never used the ANSYS...
  40. R

    Ansys- two layers adhered to each other

    Hello, I am new to ansys. I am trying to model two layers adhered to each other and a force being applied to the first kayer. How do I pput in the boundary conditions for the two layers "adhered" to each other. Thanks. Raj
  41. F

    ANSYS workbench - finer elements gives errous results

    Hello! I'm doing a simulation in ansys workbench mechanical (12.1) of a cantilever beam (axle) fixed to a wall and loaded radialy at the other end. The funny thing here is that when the mesh is rather coarse the results regarding von-mises stress (at the support where the bending moment is...
  42. S

    Help need for piezoelectric analysis using ansys

    Hi,i'm working on project called active vibration control using piezoelectric patches through ANSYS. But I'm finding difficulties in piezoelectric analysis(application of voltage and stimulation part). Hoping someone would have solved it ,please guide me its very urgent. thanking you
  43. L

    ANSYS Modeling: Defining Variable Cross-Section for Elements

    I would like to model in ansys a one-half of a ring with variable cross-section. What is the easiest way to define variable cross-section for elements in ansys? Do I have to define 5 (for example) different cross-section for each of 5 elements, if I create 5 beam element with different...
  44. K

    Ansys Element Type: Hi Friends - Why & What to Use?

    Hi Friends I am new to ansys. I designed a beam in Pro.E and save it in igs format and then open it in ansys now what element type i should use for this and why?
  45. diemilio

    Simulating Lorentz Force in ANSYS - diemilio

    I'm trying to simulate the force experienced by a current-carrying wire under the influence of a magnetic field. I want to do this in ANSYS but I don't know how to setup my model. I know how to do Mechanical static, dynamic, harmonic, modal simulations and static electrical but I've never done...
  46. W

    Residual stress simulation on Ansys

    Hello, Just wondering how the effect of residual stress on any structure can be shown on ANSYS, any information will be appreciated!
  47. J

    Get ANSYS: Where to Download Full/Trial Version

    Hi does anyone know where I can get a copy of ANSYS? Full or trial, as I have an exam on it in 3 weeks and would like to know the software inside out. Thank you
  48. S

    ANSYS etable - hopefully a very basic question

    ANSYS etable -- hopefully a very basic question Nevermind! Figured it out. . . . . . Hi all, thanks for looking. I feel like this should be pretty straightforward but I'm having a heck of a time getting it to work. In ANSYS I have a simple 2D beam structure. Everything appears to be fine, but...
  49. A

    IMP how to perform a dynamic thermal analysis on ANSYS?

    IMP! how to perform a dynamic thermal analysis on ANSYS? I have to simulate a model having an alumina pin on a rotating steel disc to calculate the surface contact temperature of the pin in ANSYS, and to give rotational speed to the disc LS-DYNA has to be used. But thermal analysis cannot be...
  50. Saladsamurai

    Changing Default Directory in ANSYS: Quick Solution

    Hey folks, I really hate to post this because it is just going to make me look lazy, but I really rather not invest any more time looking for an answer that someone already knows. The ANSYS help file is proving to be difficult to navigate for something as simple as this: I want to change...
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