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  1. KiwiFriggy

    Calculating flowrate on a vacuum line

    I suspect you are actually correct in your assertion, contrary to the fact that the application seems very similar to one I'm familiar with where several thousand systems are currently being employed successfully. (Ironically mostly using 11 kw motors with 3 in. suction lines)
  2. KiwiFriggy

    Calculating flowrate on a vacuum line

    I agree in respect to keeping things as simple as possible. However if there is a derivable benefit from achieving constant vaccum across a range of various capacity levels, it is worth considering. In a number of countries there's plenty of this going on in the Dairy Industry, (on farm). I...
  3. KiwiFriggy

    Calculating flowrate on a vacuum line

    In the interests of maintaining stable vaccum irrespective of reasonable demand variations, you may want to consider utilising a 4 - 20 mA pressture transducer and variable speed drive system.

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