海域天然气水合物取样技术规程编制要点  

Essentials of Compiling Technical Specification for Sampling of Marine Natural Gas Hydrates

作　　者：刘协鲁 阮海龙 陈云龙 赵义 蔡家品 梁涛 刘海龙 李春 吴海霞 沈立娜 LIU Xielu;RUAN Hailong;CHEN Yunlong;ZHAO Yi;CAI Jiapin;LIANG Tao;LIU Hailong;LI Chun;WU Haixia;SHEN Lina(Beijing Institute of Exploration Engineering,Beijing 100083,China)

机构地区：[1]北京探矿工程研究所,北京100083

出　　处：《地质装备》2021年第1期45-48,共4页Equipment for Geotechnical Engineering

摘　　要：为了规范在海域天然气水合物钻探取心过程中的技术工作和有关工艺的操作要点,制定了《海域天然气水合物取样技术规程》。该规程分为范围、规范性引用文件、术语和定义、基本规定、前期准备、泥浆规范、钻井作业、取心段和取心终止条件、岩心采集、钻台岩心处理及放置、数据记录与报告编制共11个章节。本文对该规程适用的范围、引用的文件、采用的术语和定义进行了简单介绍,对取样作业不同阶段的风险进行了辨别,从目的、安全原则和技术要求等方面对取样作业前期准备、钻井作业等关键环节进行了详细介绍,并对数据记录和报告编制的内容进行了总结。该规程的编制,将有利于进一步提升该类矿产的勘探取样技术水平,有效保障勘探作业的安全性和稳定性。In order to normalize the technical work in the process of drilling and coring of natural gas hydrates in sea areas and the operation points of related processes,the“Technical Specification for Sampling of Marine Natural Gas Hydrates”was formulated.This specification is divided into 11 chapters,including scope,normative reference documents,terms and definitions,basic provisions,preliminary preparation,mud specifications,drilling operations,coring sections and coring termination conditions,core collection,drill floor core processing and placement,data recording and reporting.This article provides a brief introduction to the scope of application of the specification,the documents cited,the terms and definitions adopted,the risks at different stages of the sampling operation are identified,and the preliminary preparation for the sampling operation from the purpose,safety principles and technical requirements,drilling operations and other key links were introduced in detail,and the contents of data recording and report preparation were summarized.The preparation of this specification will help to further improve the technical level of exploration and sampling of such minerals,and effectively guarantee the safety and stability of exploration operations.

关 键 词：天然气水合物 勘探 取样 保温保压 技术规程 

分 类 号：P634[天文地球—地质矿产勘探]