Synchronized variable stroke and variable speed pump down control is provided, such that should pump down be encountered in one of the wells, programmable controllers (46) reduce the speed and the stroke of a ram unit (26) for a pumped-down well by the same percentage, to maintain a ...
A deep well pumping system, specially for oil wells, includes a submersible centrifugal pump, driven directly by a variable-speed motor, and a sensor of the static fluid pressure in the well. An automatic control of the motor speed keeps the fluid level in the well within given limits. This...
Automatic oil pump Most oil pumping units (OPUs) have been using manual control in the oilfield. This existing oil-pumping system has a high power-consuming process and needs... JC Palmef - US 被引量: 7发表: 1927年 AUTOMATIC PUMP-OFF CONTROL FOR THE VARIABLE SPEED SUBMERGIBLE PUMP A ma...
Danfoss VLT Variable Speed Drive FC-302P2K2T5E20H1 2.2kW 3 HP 400V 131B0038 DANFOSS: 131B7670 FC-301 FC-301P2K2T4E20H2XG 2,2kW 0-1000Hz DDS02.1-W100-DA02-01-FW DIGITAL A.C. SERVOCONTROLLER INDRAMAT ID5459 Decal Sticker Funny Stay Away From My Cruiser Boat Vehicle 0500 RS873 ...
DC and AC/DC Water Filled High-Speed Hybrid Solar Submersible Deep Well Pump, Find Details and Price about Solar Pump DC Solar Pump from DC and AC/DC Water Filled High-Speed Hybrid Solar Submersible Deep Well Pump - TAIZHOU EDWIN ELECTRIC CO., LTD.
A control unit for oil wells for maximizing the efficiency of a producing oil well field, including the use of a variable speed AC motor powering each oil well pump jack, which enables the operator to control the strokes per minute on th... EM Botts - US 被引量: 179发表: 1978年 An ...
Oil-well-pump driving hydraulic system An organic light-emitting diode (OLED) display is provided. A pixel array includes a plurality of pixels, wherein the pixel includes an emitting device and... M Tseng 被引量: 0发表: 0年 Design of Variable Speed SRM Drive for Hydraulic Pump Application...
Advanced PCPs are available fully automated to monitor torque, measure flow rates, and adjust pump speed so you get the most production from your well every time. These systems can be remotely accessible, which enable you to make changes anytime, anywhere. 80...
1.The HF1100Y crawler hydraulic well drilling rig, using a new hydraulic technology, with low air consumption rotary torque, variable bit shift hole easy. 2.The drilling rig compact structure, while promoting a retractable sliding shelf compensation, drilling when the sliding f...
1. The drilling rig has strong drilling ability, wide application range, fast drilling speed, strong accident handling ability, and high drilling efficiency. 2. The power head of the rig can be mechanically and hydraulically variable. Suitable for various dr...