Method and a system for early detection of defects in multiplex positive displacement pumps
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United States of America Patent
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Feb 24, 1998
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N/A
app pub date -
Oct 4, 1995
filing date -
Oct 4, 1995
priority date (Note) -
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Abstract
A method and a system for the early detection of defects in at least one multiplex pump, which includes a plurality of cylinders or chambers, by determination and analysis of pump harmonics based upon pressure fluctuations in a line in fluid communication with the multiplex pump and multiplex pump frequency. The presence of a defect, the type defect, and specific pump unit having the defect, is determined.
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