| 摘要 |
FIELD: oil-and-gas production. ^ SUBSTANCE: proposed method comprises arranging electronic control unit with self-contained power supply in the well and transmitting encoded data via wireless communication channel. In compliance with this invention, rod pump case bottom face is equipped with retainer to lock suction valve in open state, said retainer being connected with electronic control unit. To change symbol of transmitted code sequence, rod pump is switched over in idling conditions. ^ EFFECT: higher efficiency, simplified data transfer. ^ 2 cl |
