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  1. John31415

    Cost as a function of pressure.

    Hi, Can anyone point me to a comparison of the cost of pumps as a function of pressure (all else being kept constant). For example, is it cheaper to use two 10bar pumps or one 20-bar pump (ignoring station cost) and how do these numbers scale with pressure and number of pumps. If a complete...
  2. John31415

    Energy to pressurize.

    Sorry if this is a stupid question: What is the energy cost as a function of pressure. I.e., how much more energy does it take to pressure to Y bar as opposed to Y/2 bar. It seems like it should be a linear function but there are no doubt losses..

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