天然气水合物含油气系统的形成条件、研究方法及实例分析Formation Conditions,and Study Methods,and Sample Analysis of Natural Gas Hydrate Petroleum System
陈骥;刘晖;姜在兴;刘圣乾;梅岩辉;毕彩芹;章轩玮;周春蕾;雷欢;
摘要(Abstract):
以含油气系统为切入点研究了天然气水合物的成藏,识别出天然气水合物含油气系统6个控制因素:稳定的温度-压力条件、气源、水源、气体运移、适宜的沉积物或储集岩和圈闭形成时间。针对这些特点,初步提出了工作思路及研究方法,特别提及轻烃气体浓度与同位素分析法、孔隙流体特定组分分析法和轻烃蚀变产物分析法3种地球化学勘探方法。在此基础上,以开心岭-乌丽地区天然气水合物含油气系统为例证明了天然气水合物含油气系统的可靠性,进而为中国冻土区天然气水合物成矿有利区优选提供了新的理论依据。
关键词(KeyWords): 天然气水合物;含油气系统;研究方法;开心岭-乌丽地区
基金项目(Foundation): 国家重大科技专项(2011ZX0509-002);; 国家自然科学基金项目(41202076);; 中央级公益性科研院所基本科研业务费专项资金项目(K1207);; 国家海洋地质专项(GZH20140301)
作者(Author): 陈骥;刘晖;姜在兴;刘圣乾;梅岩辉;毕彩芹;章轩玮;周春蕾;雷欢;
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