| 摘要 |
<p>A deep well linear motor pump system comprising a downhole linear electric motor having a stator and a shaft configured to move linearly relative to the stator, a downhole pump having an inlet, an outlet, and a piston coupled to the linear motor shaft, a motor driver system connected with the linear motor and configured to provide drive commands to the linear motor, a surface control computer connected with the motor drive system and configured to control the linear motor, a sensor system communicating with the control computer and configured to sense operating parameters of the linear motor, and the sensor system comprising a synchronous serial interface encoder configured to sense position of the motor shaft and a temperature sensor configured to sense the temperature of the motor.</p> |
