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  1. #1
    Join Date
    Jan 2014
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    Grasso Compressor fault



    Hi
    can some one please explain what the following fault is i am experiencing.
    Intermediate pressure limiter HP compressor active
    Will this effect the compressor ability as we are experiencing problems achieving temperature on a polobed full of brine. They assure me the brine strengh is correct.
    The Booster compressor capacity slide value is 88% but the HP compressor only goes to 44% but the compressor is achieving a suction pressure setpoint of 0.55
    Last edited by Markridgway; 08-05-2014 at 04:08 PM.



  2. #2
    Join Date
    Feb 2008
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    england
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    Re: Grasso Compressor fault

    have you checked the liquid injection.also check valves and springs

  3. #3
    Join Date
    Sep 2009
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    Iran
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    Re: Grasso Compressor fault

    could you write suction pressure and intermediate and also high pressure .

    you wrote your booster compressor running with %88 and second stage compressor running with %44
    what is the set point of them ?
    what type of compressor you are using .
    what is the temperature of them ( suction-intermediate -high).
    Last edited by mbc; 08-05-2014 at 06:01 PM.

  4. #4
    Join Date
    May 2007
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    Auckland
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    Re: Grasso Compressor fault

    Hi
    I do not know the system, but alarm would seem to indicate the inter cooler is out of spec..
    Start with re calibrating pressure and temp inputs to control system.

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