This publication introduces the downhole dynamometer sensor technology for digitalizing
sucker rod pumps' downhole behavior. The presented field application enables insight into …

Aiming at the shortages of large reversing impact, high energy consumption and poor
balance effect of conventional beam-type pumping unit, the design scheme of beam-type …

This study is a continuation of the authors' previous works on dynamic system modeling,
where a new “discrete-imitation concept” was developed. A methodology for its application …

El sistema de bombeo eléctrico sumergible BES es el principal sistema de levantamiento
artificial que posee el campo Shushufindi. Muchos de estos sistemas afrontan una alta …

Tubing string will buckle under radial constraint and axial loading, and then contact with the
constraint pipe (casing string). The contact between the strings may occur in any position, in …

At present, the major problems of stripper-type wells in Chinese market are commonly low
submergence and insufficient liquid supply, so it is particularly important to develop small …