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  • Users: Tuman_1232
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  1. Tuman_1232

    Small DC motor design

    Hello everyone, I am working on small electric motor design and I have some problems. The main goals are: Noise level - as quit as possible Electric consumption - as less as possible High variance in operational temp -40...100 Operational speed 4000-5000 RPM I use 2 deep groove ball bearings...
  2. Tuman_1232

    Error during project archiving

    Hello everyone, I am struggling with something very basic in Ansys. I am trying to make an archive to use it as a back up. When I try to do it I get next error (see picture below). I would happy to get any advice how can I fix it or make back ups in other way. Thanks ))...
  3. Tuman_1232

    How to determine weldability of any alloy to 17-7ph

    Hello everyone, I have a problem to determine alloys that create good connection to 17-7ph using welding process. I looked for it in internet and didn't find any table or reference. As I understand it, it should be some sort of table which define level of weldability between different alloys...
  4. Tuman_1232

    What load can change direction during nonlinear analysis ?

    Hello everyone, what type of load can be used, except pressure , to represent force with direction update due to geometric nonlinearity in non linear analysis? I didn't find any other option except pressure. Thanks in advance
  5. Tuman_1232

    Question about linear guide system structure

    Hello everyone, I have question about best practice in designing of support structure of linear guides system. I am designing a mechanism with linear motion that is going to work in very contaminated environment under high loads, with almost no requirements to precision and speed. The idea was...
  6. Tuman_1232

    Pneumatic system basic calculations

    Hello everyone, In my next project I need to design pneumatic supply system for a pneumatic device. It is my first time that I design something like this. Basically what I need is a guideline to perform first sizing (tube diameters, pressure falls, mass and volume flow rates). I tried to...
  7. Tuman_1232

    Mesh Convergence Study for new boundary conditions

    Hello everyone, I'm working on project where I need to perform linear static analysis. After modeling process I made mesh convergence study and found stress values. Now the boundary conditions has been changed. Do I need repeat mesh convergence study process after boundary conditions changes...
  8. Tuman_1232

    Acoustic waves in real life

    Hello everyone, I have a project where I need to predict acoustic wave propagation in elastic body. Do you know some sort of theory and solved theoretical problem that I can start with in this topic? Thank in advance
  9. Tuman_1232

    Design advice

    Hello everyone, I design some sort of one direction motion mechanical lock (see attached picture). The green part leaves free move in X direction and jams otherwise. It's my first time of this kind of projects. Did anybody finish something similar to it? On what should I pay attention? Thanks in...
  10. Tuman_1232

    FEMAP API Separate script into different files

    Hello everyone, I'm writing a big script that will help me with my post analysis results routine. I do it on VB.net. I would like to structure the script and separate function implementation from script code. FEMAP enables to separate code in different files. I tried to call function/sub...
  11. Tuman_1232

    Standard part searching

    Hello everyone, I'm looking for some sort of standard clamp part. I need it for my next project and I'm not sure it is exist at all. I need a spherical hinge with some sort of lock that fixes hing in specific position. I attached picture with thoughts what it looks like. I really don't want to...
  12. Tuman_1232

    FEA book

    Hello everyone, I'm looking a good book that can help me to add into my background in finite element analysis. I have few years as stress engineer in aviation field. We use FEMAP as Post/Preprocessor programm. Basic knowledge in FEA a have got from university course. I try to watch webinars...
  13. Tuman_1232

    Price for FEMAP API tool.

    Hello everyone, I need advice. I got a job offer to create VBA tools (scripts and add-ons) for FEMAP. I'm a stress engineer and I don't really know how much it costs. I need an approximately price for each tool. May be someone has an expirience??? Thanks in advance
  14. Tuman_1232

    CBUSH - large forces

    Hello everyone, I have a question. I just start to work as a stress engineer and found something weird in CBUSH element. Sometimes it gives large forces (BUSH Fx, Fy and Fz) in a simple static analysis. Does it happen with somebody? May be someone knows explanation? I work with FEMAP and NX...

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