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  • Users: engrQA
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  1. engrQA

    electrodynamic force calculation

    I would like to calculate the electrodynamic force applied to a set of contacts in a vacuum interrupter when a 60kA 1/2 cycle current carry is applied. thanks
  2. engrQA

    Electromagnetic force calculation

    Can someone help me with calculating an electromagnetic force. I need to know what sort of force is developed by a 60 kA 1/2 cycle current carry when introduced to closed contacts inside a vacuum interrupter. thanks.
  3. engrQA

    What PC program to use for loading programs to CNC.

    We are using a Mazak Quick Turn 6G. The machine is currently outfitted with a PC that has QuickLink 2000 by Glass House Software. The software is not working and I'm wondering what other programs are out there for transferring programs from the CNC to the PC and back again. Thanks
  4. engrQA

    CNC Memory capacity

    I am using a CNC lathe to manufacture a variety of sizes of the same type of part. Each part requires a different program and subsequently different offsets to get the results just perfect. My problem is that I'm running out of space on the machine's hard drive, and I have more programs to...
  5. engrQA

    Thermal expansion of music wire

    Is the thermal contraction/expansion of music wire linear? If so at what temperatures does the linearity break down? Thanks.
  6. engrQA

    Electrical properties of carbon fiber (other compostites)

    I'm researching alternative materials (to ceramic) for high voltage electrical insulation. What is a comparable material, and what are the respective costs? Thanks,
  7. engrQA

    Brazing Silver Plated Molybdenum

    One part is a .0016" thick disc which is about .4" dia. It is made of moly type 100. It is nickel plated to .00008-.00012 thick per side, then silver plated to .00008-.00012. It is then sintered @ 800 degrees C. The other part is a pin .46" long, and .040" dia., and Nickel plated to...

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