The invention discloses an electro-hydraulic actuator control system. The electro-hydraulic actuator control system comprises a power module, a signal collecting module, a signal processing module anda driving module. According to the power module provided by the invention, the alternate current side is subjected to overcurrent protection through a fuse, a surge suppressor achieves lightning protection and surge protection, an alternating current filter achieves the alternate current side filtering function, then, AC-DC switching is achieved through a linear power circuit, a direct current power source is input into a direct current filter to achieve the filtering and signal stabilizing functions and is converted into a plurality of direct current power sources through a DC-DC and voltageadjusting device, a power source system applied to complex working conditions is formed, and a stable work power source is provided for the electro-hydraulic actuator control system.

Electro-hydraulic actuator control system

The utility model discloses an oil field intelligence servo control system, including control section and execution unit, control section is become by server and servo control group, and the server passes through the ethernet to be connected with the servo control cabinet, the servo control cabinet is by the cabinet body, programmable logic controler, the motor encoder, and multifunctional electricity meter, the HMI touch -sensitive screen, GPRS DTU, servo driver and speaker component, control section passes through GPRS with execution unit and is connected. The utility model discloses an oil field intelligence servo control system can real time monitoring beam -pumping unit operating parameter, and intelligent regulation beam -pumping unit running state produces the economize on electricity effect to realizing down at different hole condition production conditions, and system efficiency adopts, realizes reduce cost and improve effect that improvement production efficiency and benefit are significant to the improvement machine. Simultaneously the utility model discloses an oil field intelligence servo control system structural design is reasonable, the effect is obvious.

Oil field intelligence servo control system

The invention discloses an automatic control type fluid preparation and dosing device. The automatic control type fluid preparation and dosing device comprises a clean water lifting pump and a fluid preparation control cabinet, wherein a clean water tank is arranged at the downstream of the clean water lifting pump; the clean water tank is provided with an inlet valve of clean water tank, a liquidlevel transmitter of clean water tank and an outlet valve of clean water tank; a fluid preparation pump and a fluid preparation jet device are arranged at the downstream of the outlet valve of cleanwater tank; a fluid preparation funnel is arranged at an outlet of the fluid preparation pump; the fluid preparation jet device is provided with a PAM control valve, a PAM dosing machine and a PAM medicine box; and the downstream of the fluid preparation jet device is connected to an outlet pressure transmitter of fluid preparation pump, a No. 1 fluid preparation tank and a No. 2 fluid preparationtank. During the construction, the device adopts a double-shift working mode and eight workers are needed; after the modification, only four to five workers are needed; and therefore, three to four post operators can be reduced, and the labor cost can be annually saved by more than 400,000 yuan.

Automatic control type fluid preparation and dosing device

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Oil field intelligence servo control system

Automatic control type fluid preparation and dosing device