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CCP 03-31-2003
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CCP 03-31-2003
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5/8/2007 1:18:18 PM
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11/14/2006 2:34:55 PM
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<br />11 <br />n <br />n <br />n <br />n <br />o <br />D <br />D <br />Q <br />o <br />o <br />o <br />o <br />D <br />o <br />o <br />o <br />o <br />u <br /> <br /> Returned <br />Parameter Pre-Test to Pre-Test <br /> Values Values " <br />Healing water supply Unknown <br />temperature set <br />point <br />Loop pressure set Unknown <br />point <br /> <br />p. _ Record of All Values for PID Loop Control Parameters: <br /> <br /> Returned <br />Parameter Pre-Test to Pre-Test <br /> Values Values .[ <br />Heating water supply Unknown <br />reset schedule <br /> <br />. <br /> <br />Control loop Proportional Integral . Derivative <br /> Parameter Parameter Parameter <br /> P I D <br />Loop pressure control Unknown Unknown N/A <br />Heating water supply temperature Unknown Unknown N/A <br /> <br />. <br /> <br />Notes: 1, Unable to fully test system with the points available on computer. Supply water temperature is bouncing <br />between 150' and 180.. Boilers need tuning to improve temperature control. Pump leadl1ag does not work. If <br />one pump fails the second pump does not turn on as a backup. No set points are available on the computer. <br />The heating water differential pressure is reading .163 P.S.I. and the control valve is open 100%. <br /> <br />. <br /> <br />File: Boiler_FinaIReport.doc <br /> <br />Page 2 of 3 <br />
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