FIELD: engines and pumps.
SUBSTANCE: proposed method comprises reading off the dynamograms of controlled rod pump plant and determining difference in current values of force P(t) and stroke S(t) between controlled and reference pump plants built around pump plant electronic model to reveal the deviation of controlled pump plant operations conditions from those of reference pump plant. Then force signal P(t) is differentiated in time, while signal is discriminated in duration and amplitude.
EFFECT: possibility to determine unambiguously rod pump plant operating conditions.
2 dwg
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Authors
Dates
2010-09-27—Published
2009-04-13—Filed