It is not only convenient to measure gas with digit flow meter but also with high accuracy. It is more important to measure gas accurately in well, of which gas production is unstable the method can feed the need of practice on field.

大斜度、大套管井的连续油管冲砂技术在国内各油田中很少遇到,对大斜度、大套管井冲砂摩阻,管柱的弯曲长度等施工参数进行了计算,对风501井井况及冲砂施工情况进行了介绍,总结了施工要点为类似井施工提供借鉴.