YD705井套管失效原因分析
Physical Testing and Chemical Analysis Part A:Physical Testing（2019）
Abstract
YD705井在钻水泥塞过程中套管失效,依据测井资料和钻塞现象对套管失效的原因进行了分析.结果表明:在钻井过程中,采用动力钳高速引扣使得套管粘扣或错扣,其接箍处承受异常环向拉伸应力,套管在此处脱扣,最终套管失效.
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