吉林探区深层天然气井水合物形成机理分析与探索  

Analysis and Research on the Formation Mechanism of the Deep Gas Well Hydrate in Jilin Exploration Area

作　　者：张峥[1] 王春晓 张鸿超[3] 

机构地区：[1]大庆钻探工程公司试油测试公司,吉林松原138000 [2]吉林油田乾安采油厂,吉林松原138000 [3]延长石油集团油气勘探公司天然气勘探开发部,陕西延安716000

出　　处：《油气井测试》2013年第6期24-27,74,共4页Well Testing

摘　　要：针对吉林探区深层天然气井地面测试中常遇到的水合物冻堵问题,开展气井水合物形成机理分析、探索。从水合物性质、生成条件以及水合物生成的影响因素入手,建立了气井井筒压力、温度计算模型,可对水合物生成进行有效预防和控制,降低作业风险,保障地面测试顺利进行。According to hydrate freeze plugging problem often encountered in surface test of the deep gas wellsin the Jilin exploration area,analysis,exploration of gas hydrate formation mechanism is carried out.Starting from the hydrate properties,formation conditions and influence factors of hydrate formation,the model of well-bore pressure,gas temperature is established,that can effectively prevent and control the formation of hydrates,reduce operating risk,guarantee the smooth ground test.

关 键 词：天然气井 水合物 形成机理 冻堵防治 吉林探区 

分 类 号：TE133[石油与天然气工程—油气勘探]