Research Article
Application of Industrial Internet of Things (IIoT) in Crude Oil Production Optimization Using Pump Efficiency Control
| Symbol | Remark |
| | Liquid specific gravity | | Sucker rod string length | | Plunger area | | Rod area | | Specific weight of steel | | Machine factor | | Pump speed stroke per minute | | Stroke length | | Pump fillage (efficiency) | | Formation volume factor |
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