Petro Hydraulic Pumping Unit  

It is installed on the existing wellhead or directly on the BOP. It offers long and extra long strokes for sucker rod pumps. It eliminates the necessity stuffing box. The cylinders have an integrated polished rod and some high pressure seals which replace the stuffing box. The pumping unit is the mechanism that converts the rotary motion of the prime mover into the reciprocating vertical movement required at the polished rod. Most types of pumping units utilize a walking beam, inherited from the days of the cable-tool drilling rigs. Hydraulic pumps generally consume less energy than other types of pumps to accomplish the same work or transfer the same volume of liquid. They are generally considered to be 80% more efficient than pneumatic type systems. Compared with many other types of pumps for industrial and private use, hydraulic pumps have a real advantage. Pumps are often used to transfer substances such as liquids or gases from one area to anot…