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Recent content by eng142857

  1. eng142857

    thermal expansion of copper solenoid with a rectangular cross section

    Thanks! I think I'm going to model the solenoid with the length constraint and let the dimensions of the rect. cross section expand - is this still OK to treat as 4 wires? Also just a quick question - in the linear expansion formula: length_final = length_initial * (1 + alpha*(Temp_final -...
  2. eng142857

    thermal expansion of copper solenoid with a rectangular cross section

    Thanks again. I have used a paper which has calculated the thermal expansion coefficient of copper at different temperatures and put this into the thermal expansion equation for each temperature. Sorry, by length I mean the length dimension of the solenoid in the figure (so where the turns...
  3. eng142857

    thermal expansion of copper solenoid with a rectangular cross section

    Hi Stefano, thanks for your reply. I've uploaded a diagram of the coil (a X b X length). The temperature change the coil will experience is quite large, from around -160C to room temp, so thermal expansion is not insignificant enough to ignore. I need to know how each dimension of the coil...
  4. eng142857

    thermal expansion of copper solenoid with a rectangular cross section

    Hi, I'm trying to model the thermal expansion of a copper rectangular cross sectional solenoid - it has N number of rectangular ring turns and can't be modelled as a normal circular ring solenoid. At the moment I've modelled the rectangular cross section area as 4 rods that each linearly...

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