东海低孔渗储层固井压稳技术应用

Petrochemical Industry Application(2018)

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Abstract
为解决东海低孔渗储层固井过程中欠压稳发生气窜,造成固井质量不佳的问题,研究了防气窜的压稳技术.通过低孔渗储层物性研究、水泥浆柱静胶凝强度与压力损失分析,建立低孔渗储层压稳判断方法和计算方法,并制定双凝水泥浆、加重钻井液等压稳技术措施,确保低孔渗储层固井质量.该技术在东海探井进行了应用,固井质量优良,满足了固井压稳防气窜的需要.
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