...c 关键词： 变频器 PLC 现场总线 电潜泵 同步切换 [gap=135]Keywords: VVVF, PLC, field bus, electric submersible pump, synchronization switch ...
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... submersible pump 潜水泵；水下泵 electric submersible pump 电动潜水泵；电动潜油泵 submersible motor 潜水式电动机 ...
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The fault tree of electric submersible pump system is established by deductive method.
用演绎法建立了潜油电泵系统的故障树。
Second, the electric submersible pump connected to the pipe thread pretightening force enough (or not pre-torque).
第二，电潜泵各管螺纹联接的预紧力不够（或预紧扭矩不够）。
Based on field test and operation, the starting and operating chareteristics of an electric submersible pump(ESP)are analyzed.
根据现场试验和运行情况，分析了电动潜油泵的启动特性和运行特性。
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