Recent content by JoyceA

  1. J

    Accumulator Charging in a Sinusoidally Varying Hydraulic System

    Fred, Please find attached a very basic schematic of a section of the system, apologies for it being so crude! I have not drawn valves on the cylinder, but it is a double-acting cylinder so that the system always receives positive pressure and flow. The input force is from ocean waves, which...
  2. J

    Accumulator Charging in a Sinusoidally Varying Hydraulic System

    Thank you Fred, that is as I thought but I wasn't fully sure. So is there no way to store the excess pressure as the system pressure falls from 199bar to 100bar? I have some other questions too, if you wouldn’t mind taking a look over them please. When the system pressure rises over 100...
  3. J

    Accumulator Charging in a Sinusoidally Varying Hydraulic System

    Hopefully this is a little more precise, if the accumulator charges as the system pressure increases from 100 bar to 200 bar (peak pressure), will the accumulator continue to charge when the system pressure drops to 199 bar? I still want to store the excess pressure and flow that is over 100...
  4. J

    Accumulator Charging in a Sinusoidally Varying Hydraulic System

    Hello, This may be a very basic question regarding the workings of accumulators, but I have been unable to find the answer elsewhere. If the pressure and flow within a hydraulic system is varying sinusoidally (peak pressure = 200 bar, period = 10 s) due to the motion of a piston, and you want...
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