| 塔河油田托甫台地区中下奥陶统沉积相与储层特征分析 |
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| 引用本文： | 祝贺,刘家铎,孟万斌,杨永剑. 塔河油田托甫台地区中下奥陶统沉积相与储层特征分析[J]. 成都理工大学学报(自然科学版), 2008, 35(3): 232-237 |
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| 作者姓名： | 祝贺 刘家铎 孟万斌 杨永剑 |
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| 作者单位： | 成都理工大学"油气藏地质及开发工程"国家重点实验室,成都,610059 |
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| 摘 要： | 通过岩心观察、薄片鉴定及样品分析测试工作,依据岩石特征、地球物理及古生物组合等标志,对塔河油田托甫台地区中下奥陶统沉积相类型、储集空问类型、储层物性特征进行了分析.结果表明,研究区中下奥陶统主要发育开阔台地相沉积,可进一步划分为台内滩亚相、滩闻海亚相及点礁亚相;储层的主要孔隙空间为粒问溶孔、粒内溶孔、铸模孔和裂缝.综合考虑不同类型的组合关系,将储集空闻结构类型划分为4种.由于碳酸盐岩储层基质孔隙度、渗透率相对低,很难构成有效的储集空间,因此区内储层整体发育程度不高,且分布不均.
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| 关 键 词： | 托甫台地区 一间房组 沉积亚相 储集空间类型 |
Analysis of sedimentary facies and reservoir characteristics of Middle-Lower Ordovician Yijianfang Formation in Tuofutai area,Tahe oilfield,Xinjiang,China |
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| ZHU He,LIU Jia-duo,MENG Wan-bin,YANG Yong-jian. Analysis of sedimentary facies and reservoir characteristics of Middle-Lower Ordovician Yijianfang Formation in Tuofutai area,Tahe oilfield,Xinjiang,China[J]. Journal of Chengdu University of Technology: Sci & Technol Ed, 2008, 35(3): 232-237 |
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| Authors: | ZHU He LIU Jia-duo MENG Wan-bin YANG Yong-jian |
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| Affiliation: | ZHU He,LIU Jia-duo,MENG Wan-bin,YANG Yong-jianState Key Laboratory of Oil , Gas Reservoir Geology , Exploitation,Chengdu University of Technology,Chengdu 610059,China |
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| Abstract: | This research mainly covers the property core observation,the casting thin sections observation and identification and the analysis of sedimentary facies,reservoir space types,reservoir physical types by characteristic of lithologic,geophysics and organic sediment about Ordovician Yijianfang Formation in the Tuofutai area of Tahe(River Tarim) oilfield.The results show that in the research area there exists wide mesa faces(including intraplatform shallow sub-facies,intrashallow sea sub-facies and the second ... |
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| Keywords: | Tuofutai area Yijianfang Formation sedimentary sub-facies reservoir space type |
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