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巴西某超深水井钻井作业方法与经验总结

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摘要 海洋蕴藏着巨大的资源,面对陆地资源的日渐匮乏,海洋资源的开发与利用正在受到越来越多的关注[1]。以巴西坎波斯盆地某超深水井为例,详细介绍了盐上泥页岩段、巨厚盐层段和盐下硅化碳酸岩储层段钻井的作业方法和主要设备,包括各井段所使用的钻头、井下动力钻具、泥浆、套管和固井水泥浆等,针对重点设计给出了简要设计原因;还总结了作业过程中的经验和教训,针对出现的有代表性的问题提出了改进方案,为日后该区块进行超深水钻井作业提供了丰富的邻井资料;另外,通过对比第二代半潜式钻井平台的主要钻井设备,给出了深水钻井船实施超深水作业的优势和必要性,为钻机作业能力的研究提供了数据基础。
作者 徐阳
出处 《西部探矿工程》 CAS 2019年第4期83-86,共4页 West-China Exploration Engineering
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