塔河油田深井试井工具串解卡方法

Stuck Release Method for Well Testing Tool String in Deep Well of Tahe Oilfield

塔河油田油井深度大、完井管柱结构多样化,使试井工具遇卡成为试井作业中常见事故。通过对前期塔河油田深井试井遇卡事故处理方式的总结和评价,结合试井遇卡原因和机理的分析,提出解卡方法。多次应用证实该方法对塔河油田深井试井工具解卡效果显著。

Some features of depth of deep well in TaHe oilfield being big and variety well completion string make that of well testing tool string to be stuck becomes a normal accident in down hole well testing operations.By summarizing and evaluating process method for jam accidents happened in testing job of deep well in TaHe oilfield formerly,and combing analysis of its reasons and mechanisms,the stuck release method is provided.Many times of applications proves that this method has a obvious result for stuck release of well testing in deep wells of TaHe oilfield.