油气地质

南大巴山前缘黄龙组储层特征

  • 邢文礼 ,
  • 张尚锋 ,
  • 杜家元 ,
  • 陈维涛 ,
  • 易雪斐
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  • 1.成都理工大学“油气藏地质及开发工程”国家重点实验室;2.川庆钻探公司地质勘探开发研究院; 3.中国石油西南油气田分公司重庆气矿
陈浩如,1984 年生,男,成都理工大学在读硕士研究生,研究方向为含油气盆地沉积学。地址:(610059)成都二仙桥东三路1 号成都理工大学沉积地质研究院。E-mail:chr_1119@yahoo.com.cn

网络出版日期: 2010-06-15

Reservoir characteristics of Huanglong Formation in the marginof southern Daba Mountain

  • XING Wenli ,
  • ZHANG Shangfeng ,
  • DU Jiayuan ,
  • CHEN Weitao ,
  • YI Xuefei
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  • 1. State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Chengdu University of Technology, Chengdu 610059,China; 2. Geological Exploration and Development Research Institute, Sichuan Petroleum Administration, Chongqing 401120, China; 3. Chongqing Gas District of Southwest Oil and Gas Company of CNPC, Chongqing 401120, China

Online published: 2010-06-15

摘要

石炭统黄龙组为南大巴山前缘天然气主力产层。文中以岩心观察、铸体薄片鉴定、岩心物性、孔隙结构等资料分析为基础,综合前人的观点,对南大巴山前缘地区黄龙组储层特征进行了深入研究。进而确定该地区黄龙组储层岩石类型主要有微晶一粉晶灰岩、含生屑微晶灰岩、去云化粉一细晶次生灰岩、残余颗粒粉一细晶白云岩和岩溶角砾岩:对储层发育有利的成岩作用主要有白云石化作用、重结晶作用、破裂作用和该地区石炭系特有的古岩溶作用。并主要讨论了岩石类型、白云岩化以及岩溶作用对黄龙组储层发育的影响。

本文引用格式

邢文礼 , 张尚锋 , 杜家元 , 陈维涛 , 易雪斐 . 南大巴山前缘黄龙组储层特征[J]. 岩性油气藏, 2010 , 22(2) : 62 -68 . DOI: 10.3969/j.issn.1673-8926.2010.02.011

Abstract

The gas reservoir of carboniferous Huanglong Formation in the margin of southern Daba Mountain is the main producing formation. Based on core observation, cast thin section identification, core properties, pore structure data, combined with the previous comprehensive view, the reservoir characteristics of Huanglong Formation are analyzed. The lithology of Huanglong Formation is mainly micrite-powder limestone, containing bioclastic microcrystalline limestone, removing dolomitizetion fine-grained limestone, residual crystal powder-fine grained dolomite and karst breccia. The diageneses favorable for reservoir development are mainly dolomitization,recrystallization, fracturing and unique karstification in the study area. The effects of rock type, dolomitization and karstification on the reservoir development ofHuanglong Formation are discussed.

参考文献

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