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  • Users: nekojita
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  1. nekojita

    Dynamic analysis of pneumatic cylinder

    Hi, First I'll say that I am not a mechanical engineer (electrical :-))so please bear with me as I have been assigned to investigate the problem below. We have a pneumatic cylinder configured with an inlet port, a piston attached to a rod, and an outlet vent. The inlet port is connected to a...
  2. nekojita

    Unable to restart Ansys

    Hi, After loading an input file which crashed Ansys, I am unable to restart Ansys. The output window shows only the following message" Unable to open file file.lock for WRITE Check Directory and File Permissions" Following display of this message, the output window closes. I located...
  3. nekojita

    Animation help

    Hi, I have created a 2D thermal model which I have animated. Is there a way to show the material boundaries in the animation? I do not see a way to do that. Without being able to do that, it's difficult to see temperature gradients change over time from material to material. Thanks, Art
  4. nekojita

    Ansys thermocouple model

    I have created a thermal model of a thermocouple soldered to a stainless steel electrode. With a transient analysis, the temperature gradient is observed as a function of time. The law of intermediate metals states that the thermocouple voltage is unaffected so long as the intervening metal and...
  5. nekojita

    Exporting Solidworks into Ansys

    Hi, Does anyone have a suggestion for creating solid model files in Solidworks for later export as IGES files into Ansys? I have tried the various filters and settings (such as tolerence) both on the export and import side and still find that Ansys will not recognize my imported drawing as a...
  6. nekojita

    copper coil around a shaft

    Hi, I want to model the transient heat transfer characteristics of: a zero pitch coil (30 gauge polyimide copper wire, 10 mm long) wound on a hollow cylinder (nylon tube 2.5mm OD, 0.5mm ID). The coil has a very thin layer of polyolefin over it. (.05mm). Two additional layers will contact the...
  7. nekojita

    Setting Material Properties Ansys

    I am trying to create a thermal model in Ansys with three layers of different materials. First I set the element material properties for the three different materials. Next, I am attempting to assign the element properties to each area using: Preprocessor>Meshing>Mesh Attributes>Pick Area. This...
  8. nekojita

    Temp. rise in lossy dielectric

    Hi, I am a total newbie to Ansys and would like to model the temperature rise which occurs in two lossy dielectric layers of a capacitor due to an applied high frequency electric field. Can anyone in the group help me get started? Thanks

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