介绍了膨胀筛管的结构、防砂机理和采用膨胀管防砂完井的优缺点。

This paper introduces the advantages and disadvantages of using expanding screen, the structure of expanding screen and the mechanisms of sand control.

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对于低渗微裂缝储层钻井完井作业而言，固相侵入、应力敏感、水相圈闭是主要损害机理。

For low permeability micro - fractured reservoirs drilling and completion operations, the solid phase invasive, stress-sensitive, water trapping is the main damage mechanism.

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