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Recent content by pratapsingh

  1. pratapsingh

    How to calculate pipe noise insulation for power plant

    Actually , we need to calculate pipe insulation thickness with help of formulation. so in project we can estimate the initial cost and plan piping layout, As per code ISO15665, it restrict us to use 50 or 100 mm thickness for pipe. IS there any formulation by which we can estimate the...
  2. pratapsingh

    Pneumatic Vs Electric actuators selection for valves

    Hi, i Would like to know there any thumb rule or guide line by which we can define the selection of actuator type which is most economical on perceptive of EPC. Up to what condition initial cost of pneumatic valves ate cheaper than electric ?. Up to which pressure class pneumatic actuator are...
  3. pratapsingh

    Hydrogen Cylinder Valve

    Rupture disc outlet must be discharge to safe area at top of building or some other tank. We can not allow hydrogen in air directly.
  4. pratapsingh

    How to calculate pipe noise insulation for power plant

    Hi, we need to calculate the pipe noise insulation for water and steam pipe lines in power plant. We have sound limit of 75 decibel for all equipment's like valves ,pumps etc. If we go with ISO code 15665-2003, we have noise class A, B, C. where we get insulation of 50 mm or 100 mm for pipe...

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