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  • Users: ahfa
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  1. ahfa

    Connecting pulse output to Piezo alarm

    Dear all, I am mechanical engineer with no background to circuitry and electronics. I am trying to connect a flow switch ( using hall effect ,12 dc input) and I want it to trigger a piezo alarm (12V dc) when water flow stops. There are three wires from the flow switch, two for power and one...
  2. ahfa

    Sound Intensity Measurement

    Hi all, If anybody can guide me about how to Calculate(predict) SPL at 1 m from the surface from Sound Intensity measurements. Basically I am trying to predict SPL(dBA) around motor at 1 m at left, right and rear side. Any spread sheet or guide will be much appreciated. Thanks ahfa
  3. ahfa

    Meshing Help

    Hi all, I am new to Ansys. I am trying to a modal analysis on a piping system. Got a step file. After simplifying the geometry and applying the contraints (few fixed supports and applying couple of couplings). When I am solving the model (Solid) after meshing (auto) The solver goes on an and...

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