因为滤渣器与泵塞是连轴一起移动的,在下冲程期间进入的液体可以起到冲刷作用,利用液体的冲刷来清理滤渣器,使砂粒悬浮于产出液中。
Because the filters move with the plunger, the sweeping action of the fluid on the downstroke cleans the filters and keeps sand suspended within the production fluid.
因为滤渣器与泵塞是连轴一起移动的,在下冲程期间进入的液体可以起到冲刷作用,利用液体的冲刷来清理滤渣器,使砂粒悬浮于产出液中。
Because the filters move with the plunger, the sweeping action of the fluid on the downstroke cleans the filters and keeps sand suspended within the production fluid.
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