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开江—梁平台内海槽东段长兴组礁滩相储层识别标志及其预测
引用本文:张兵,郑荣才,文华国,胡忠贵,罗爱军,文其兵,朱宜新.开江—梁平台内海槽东段长兴组礁滩相储层识别标志及其预测[J].高校地质学报,2009,15(2).
作者姓名:张兵  郑荣才  文华国  胡忠贵  罗爱军  文其兵  朱宜新
作者单位:1. 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
2. 中国石油西南油气田分公司川东开发公司,重庆,400021
3. 中国石油西南油气田分公司重庆气矿,重庆,400021
基金项目:西南油气田分公司科研项目 
摘    要:川东上二叠统长兴组牛物礁滩储集体位于开江-梁平台内海槽尔段.研究区发育有台内海槽(深水盆地)、台地前缘缓斜坡、台地边缘生物礁滩和开阔台地四个相带,其中台地边缘生物礁滩相地层为最蕈要的油气勘探层段.长兴组储层岩性主要为礁滩相白云岩,具有分布而积广和厚度较大的特点.综合利用地质、钻井、地震等资料,并以岩芯观察描述、薄片鉴定和沉积相分析为依据,建立了识别礁滩相储层的测井相和地震相模型.在地震相模型中,确定地震剖面中波阻杂乱、中断和下拉的烟囱效应,是寻找礁滩相储层和气藏的有效标志.在此基础上,以建立礁滩体地质模型作为预测有利生物礁滩相带的地震反演约束条件,结合地质资料预测的有利牛物礁滩储集体及白云岩厚度分布图,最终圈定出有利储层发育区和优选勘探目标区.

关 键 词:开江-梁平台内海槽东段  上二叠统长兴组  生物礁滩  测井相  地震相  下拉现象  烟囱效应

Identification Criteria and Prediction of Reef and Shoal Facies Reservoirs of the Changxing Formation in the Eastern Kaijiang-Liangping Area Intraplatform Trough
ZHANG Bing,ZHENG Rong-cai,WEN Hua-guo,HU Zhong-gui,LUO Ai-Jun,WEN Qi-bing,ZHU YI-xin.Identification Criteria and Prediction of Reef and Shoal Facies Reservoirs of the Changxing Formation in the Eastern Kaijiang-Liangping Area Intraplatform Trough[J].Geological Journal of China Universities,2009,15(2).
Authors:ZHANG Bing  ZHENG Rong-cai  WEN Hua-guo  HU Zhong-gui  LUO Ai-Jun  WEN Qi-bing  ZHU YI-xin
Institution:ZHANG Bing1,ZHENG Rong-cai1,WEN Hua-guo1,HU Zhong-gui1,LUO Ai-Jun2,WEN Qi-bing3,ZHU YI-xin31. State Key Laboratory of Oil , Gas Reservoir Geology , Exploitation,Chengdu University of Technology,Chengdu 610059,China,2. Chu,ong Exploitation Department,Southwest Oil , Gas Company,CNPC,Chongqing 400021,3. Chongqing Gas Branch of Southwest Oil , Gas Company
Abstract:The reef and shoal facies reservoir in Changxing Formation, Upper Permian, is located in Kaijiang-Liangping intraplatform trough. In the region of interest the intraplatform trough(deep water basin), platform slop, platform edge and open platform sedimentary facies are developed. The platform edge is the important layer for oil and gas exploration. The lithology of the reservoirs in Changxing Formation is mainly reef facies dolomites, shoal facies dolomites and crystal dolomites, and is characterized by hug...
Keywords:Kaijiang-Liangping intraplatform trough  Changxing Formation  Upper Permian  reef and shoal  logging facies pattern  seismic facies pattern  push down  chimney effect  
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