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松辽盆地北部昌德东气藏CO_2成因的地球化学判据
谈迎1; 张长木2; 刘德良1
2005
Source Publication海洋石油
ISSN1008-2336
Volume025Issue:003Pages:18
AbstractCO2气藏中CO2的百分含量、CO2伴生的烃类气体含量、稀有气体的含量及同位素、CO2产出的地质背景、δ13CCO2以及伴生甲烷同系物的碳同位素系列等特征都可以用来对CO2成因进行判别.昌德东气藏天然气中的CO2 含量最高(89%~90%),CO2的碳同位素值为-4.06‰~-6.61‰,落在无机成因区,3He/4He值为3.9×10^-6和4.5×10^-6,介于幔源与壳源之间,伴生甲烷同系物的碳同位素都呈倒序排列,具有无机成因气负碳同位素系列的特征.对其更具体的母源区的判别有赖于对松辽盆地北部深部地质结构的研究及CO2/^3He等新的CO2成因判据的探索.
Language英语
Document Type期刊论文
Identifierhttp://libir.pmo.ac.cn/handle/332002/29712
Collection中国科学院紫金山天文台
Affiliation1.中国科学技术大学
2.中国科学院紫金山天文台
Recommended Citation
GB/T 7714
谈迎,张长木,刘德良. 松辽盆地北部昌德东气藏CO_2成因的地球化学判据[J]. 海洋石油,2005,025(003):18.
APA 谈迎,张长木,&刘德良.(2005).松辽盆地北部昌德东气藏CO_2成因的地球化学判据.海洋石油,025(003),18.
MLA 谈迎,et al."松辽盆地北部昌德东气藏CO_2成因的地球化学判据".海洋石油 025.003(2005):18.
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