北美地热井高温硬岩钻井技术  

North America geothermal high temperature hard rock drilling technology

作　　者：何跃文 杨雄文 高雁 张家希 Roman Galchenko 彭齐 柯晓华 冯枭 David He;Xiongwen Yang;Yan Gao;Josh Zhang;Roman Galchenko;Qi Peng;Xiaohua Ke;Xiao Feng(CNPC USA,Houston TX 77042,USA;CNPC Engineering Technology R&D Company Limited,Beijing 102206,China;College of Petroleum Engineering,China University of Petroleum(Beijing),Beijing 102249,China)

机构地区：[1]中石油休斯顿技术研究中心,美国休斯顿77042 [2]中国石油集团工程技术研究院有限公司,北京102206 [3]中国石油大学(北京)石油工程学院,北京102249

出　　处：《钻探工程》2022年第1期79-87,共9页Drilling Engineering

摘　　要：近年来,在全球能源转型的大背景下,高温地热发电得到世界各国极大的重视,前景广阔。要实现对高温地热能源的开采,采用的钻井技术是关键。北美从20世纪50年代开始,对地热能源商业化开采、并用以发电的技术进行了持续性的研究和试验。在高温硬岩地热钻井技术上形成了完整的体系,比如高温地热井设计与井筒完整性技术,高温、超高温坚硬岩石钻头设计与生产技术,高温井底动力钻具,高温井下测量工具,高温泥浆与堵漏技术,高温水泥浆体系以及高温井控技术等。本文结合作者在国内地热井钻完井及北美地热井的工作经验,概要介绍北美的地热钻井技术现状、地热钻井技术难点以及与之相关的关键技术。High‑temperature geothermal power generation is a promising industry that has received great attention from countries all over the world in recent years in the context of the global energy transition.To realize the development of high‑temperature geothermal energy,the related drilling technology is the key.Since the 1950s in North America,continuous research and experiments have been conducted on technologies that utilize geothermal energy for commercial direct use and power generation.A complete technology system has been formed in high‑temperature geothermal drilling,such as high‑temperature geothermal well design and wellbore integrity technology,high‑temperature and ultra‑high‑temperature hard rock drill bit design and manufacturing technology,high‑temperature down hole drilling tools,high‑temperature downhole measurement tools,high‑temperature mud system and circulation loss prevention technology,high temperature cement slurry system and high temperature well control technology,etc.This article will combine the author's work experience in both China and North America,to give an overview of the key technologies and challenges of geothermal drilling in North America.

关 键 词：地热井 硬岩钻井 高温 破碎地层 北美 

分 类 号：P634[天文地球—地质矿产勘探] TE249[天文地球—地质学]