“S”型盐穴储气库井地质因素及钻井技术浅析

Analysis on Geological Factors and Drilling Techniques of “S”-Type Salt Cavern Gas Storage Well

金坛地区利用"S"型井建设盐穴储气库达到了充分利用地下岩盐资源,增加区块内盐穴数量的目的。文章分析了"S"型储气库井钻井技术要求及钻探地质风险,提出了针对井身结构、钻具组合、钻井液体系方面的技术措施和建议。

The use of "S"-type wells to build a salt cavern gas storage in Jintan area has achieved the purpose of fully utilizing underground rock salt resources and increasing the number of salt caverns in the block.In this article,the drilling technical requirements and drilling geological risks of "S"-type gas storage wells were analyzed.And this research put forward some technical measures and suggestions on well structure,drilling tool assembly,and drilling fluid system.