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  • Users: GJZ
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  1. GJZ

    Hard Water Problem

    I have an evaporative gas cooling system which uses fairly hard water. Inlet gas temperatures are typically around 800F, but can be as high as 1000F. Not surprisingly, the calcification that forms on the water spray nozzles affects the quality of the spray and, therefore, the effectiveness of...
  2. GJZ

    Vena Contracta

    Dear TD2K - Thanks for your help, but is that two diameters from the pipe entrance or from the vena contracta?
  3. GJZ

    Vena Contracta

    When a gas flows from a plenum into a pipe of diameter D, I understand that the vena contracta forms approximately 0.5D downstream from the pipe entrance. How far downstream from the vena contracta or the pipe entrance does the gas flow become fully distributed across the pipe area?
  4. GJZ

    Motor full load amps

    Is the full load amps rating on a motor's nameplate at the  rated horsepower on the nameplate or at the rated horsepower times the service factor, if any?

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