美国Flexbar公司对其西得萨斯州150口有杆泵井，进行了最佳操作程序试验，以期改进油井的生产性能。在两年的试验期内，油管漏失减少了61％，杆断故障减少了35％，泵修次数下降了6％。 Flexbar公司采取了以下5条改进措施。 （1） 对生产油井进行诊断分析，对停产井进行预测分析 Flexbar Inc. of the United States carried out the best operating procedure test on its 150-pipe sucker rod well in West Texas with a view to improving the production performance of the well. During the two-year trial period, there was a 61% reduction in tubing leaks, a 35% reduction in bar breakdowns and a 6% drop in pump-repairs. Flexbar has taken the following five improvements. (1) Diagnosing and analyzing the production wells and predicting and analyzing the shutdown wells