本文通过理论分析与公式推导,提出了可以精确地计算抽油泵地面试验漏失量和井下漏失量的计算公式,还对井下泵漏失量对泵效及柱塞的提升功率的影响作了论述。 Based on theoretical analysis and formula derivation, this paper puts forward a calculation formula that can accurately calculate ground leakage test and underground leakage loss of oil pump, and discusses the influence of downhole pump leakage on pump efficiency and plunger lifting power.