标准试验井抽油杆摩擦功率的初步研究

A Primary Study on the Frictional Power of Sucker Rod String in Wells

分析了影响抽油机井井下功率损失和抽油杆摩擦功率的因素。根据标准试验井的井下功率损失试验结果给出了计算井下功率损失和抽油杆摩擦功率的回归方程。介绍了利用抽油杆摩擦功率计算抽油机井阻尼系数的方法。

This article analyses the factors having influence on downhole power loss and frictional power of sucker rod string in rod-pumped wells, gives the regression equation for calculating the downhole power loss and the frictional power of rod string according to the test results obtained in a standard experimental well, introduces a method for calculating the damping coefficient in rod-pumped wells with the help of the frictional power of rod string.