《箕状断陷湖盆陡坡带层序地层格架内成岩相特征——以东营凹陷北陡坡带古近系沙河街组为例（学位论文-工学）》由会员分享，可在线阅读，更多相关《箕状断陷湖盆陡坡带层序地层格架内成岩相特征——以东营凹陷北陡坡带古近系沙河街组为例（学位论文-工学）（17页珍藏版）》请在金锄头文库上搜索。
1、- 1 -箕状断陷湖盆陡坡带层序地层格架内成岩相特征以东营凹陷北陡坡带古近系沙河街组为例田景春 1，李明瑞 1，张世平 2，谭先锋 1，谢峰 3，孟万斌 11.“油气藏地质与开发工程”国家重点实验室(成都理工大学) ，成都 610059;2.河南省地矿局第二水文地质工程地质队，郑州 450000; 3.郑州工业贸易学校，郑州 450007摘要 东营凹陷在古近纪沙河街组沉积期为北陡南缓的箕状断陷湖盆。通过钻井岩心、测井、薄片及扫描电镜分析，在断陷湖盆的北陡带沙河街组中识别出了洪积扇扇三角洲近岸水下扇滑塌浊积扇湖泊沉积体系，建立了东营凹陷北部陡坡带层序地层格架及层序演化模式。在此基础上，详细研究了
2、层序地层格架内的成岩作用特征，主要成岩作用特征有压实作用、压溶作用、溶解作用等；东营凹陷北部陡坡带层序地层格架内不同层序内的成岩相类型、特征，主要有铁碳酸盐胶结、石英次生加大、高岭石充填、塑性组分溶蚀、铁碳酸盐胶结、混层黏土及硬石膏充填成岩相。关键词 箕状断陷湖盆；陡坡带；层序地层格架；成岩作用；成岩相特征Diagenetic facies character in sequence stratigraphic frameworks of the steep slope zone in an half fault lake basintaking Paleogene Shahejie Form
3、ation of the north steep slope zone of Dongying depression as exampleTIAN Jing-chun1, LI Ming-rui1, ZHANG Shi-ping2, TAN Xian-feng1, XIE Feng3, MENG Wan-bin11.State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Chengdu University of Technology, Chengdu 610059, China; 2.Hydrogeolo
4、gical and Engineering Geological Party, Henan Bureau of Geology and Mineral Resources, Zhengzhou 450000, China;3.Zhengzhou School of Industry and Commerce, Zhengzhou 450007, ChinaAbstract: The Dongying depression was an half fault lake basin with a steep slope zone in the north and a gentle slope zo
5、ne in the south in Paleogene Shahejie Formation. Through analyzing the drilling cores, well logging, and thin sections by scanning electron microscope, the authors identified alluvial fan, fan-delta, nearshore subaqueous fan, slump-turbidite fan, lake system, and established the sequence stratigraph
6、ic frameworks and evolution model in the Shahejie Formation of the steep slope zone in the half fault lake basin. Based on that, they researched the diagenesis in the sequence stratigraphic frameworks, that is, compaction, pressure-solution, cementation, and solution. After all, the authors research
7、ed the different diagenetic facies in the different sequence stratigraphic frameworks. They are Fe-carbonate cementation facies, quartz secondary enlargement facies, kaolinite cementation facies, plastic ingredient solution facies, carbonate cementation facies, admixture clay minerals facies and anh
8、ydrite cementation facies.Key words: half fault lake basin; steep slope zone; sequence stratigraphic framework; diagenesis; diagenetic facies character- 2 -鄂尔多斯盆地姬塬地区上三叠统岩性油藏评价体系探索韩永林 1，王海红 1，王成玉 1，郑荣才 2，史建南 2，牛小兵 1，梁 晓伟 1，辛红刚 11.中国石油长庆油田分公司勘探开发研究院，西安 710021；2.“油气藏地质及开发工程”国家重点实验室(成都理工大学) ，成都 610059摘
9、要 油藏评价是实现勘探开发一体化系统工程的枢纽环节与核心载体。以区域沉积构造背景、宏观成藏富集规律及开发生产动态效果为基础，从高分辨率层序地层学、储层地质学和成藏动力学等多学科交叉角度对鄂尔多斯盆地姬塬地区上三叠统延长组岩性油藏开展了系统的综合性评价。结果表明，储层非均质性与流动单元的精细刻画及成岩演化与油气充注的匹配关系、能量场形成演化的成藏效应与裂缝输导体的输导性能、流体运移路径的三维追踪与油气聚集的圈闭类型等因素是控制研究区岩性油藏富集空间与成藏规模的主要问题，亦是产能预测与优选开发油藏快速评价体系中的重点参数指标。关键词 非均质性；隐性输导体；成藏动力学；油藏评价指标；鄂尔多斯盆地Ev
10、aluation system for Upper Triassic lithologic reservoir of the Jiyuan area in Ordos Basin, ChinaHAN Yong-lin1, WANG Hai-hong1, WANG Cheng-yu1, ZHENG Rong-cai2, SHI Jian-nan2, NIU Xiao-bing1, LIANG Xiao-wei1, XIN Hong-gang11.Institute of Petroleum Exploration and Development, Changqing Oilfield Branc
11、h Company of CNPC, Xian 710021, China；2.State Key Laboratory of Oil and Gas Reservoir Geology and Exploitation, Chengdu University of Technology, Chengdu 610059, ChinaAbstract: Reservoir evaluation is an important hinge and carrier for carrying out systems engineering integration of petroleum explor
12、ation and development. By using the accumulation dynamics, reservoir geology and high-resolution sequence stratigraphy, the lithologic reservoirs are systemically analyzed and evaluated for Upper Triassic Yanchang Formation in Ordos Basin, based on the regional tectonic-sedimentary setting, general
13、accumulation rule and production dynamic effect. The results show that these problems are not only the controlling factors for petroleum distribution and reservoirs scale but also the necessarily rapid evaluation indices for production forecasting and development program choosing the lithologic rese
14、rvoirs in this region. These factors are the reservoir heterogeneity and flow units division, the match relation of fluid charging histories and diagenetic evolution, the mechanisms of energy fields development and the migrating capability of recessive conduit, 3-dimensional tracing migration pathwa
15、ys and trapping space types.Key words: heterogeneity; recessive conduit; accumulation dynamics; reservoir evaluation index; Ordos Basin- 3 -川西坳陷 DY 构造须家河组单井裂缝综合评价曾焱 1,2，杨丽兵 21.成都理工大学能源学院，成都 610059；2中国石化西南分公司勘探开发研究院，成都 610081摘要利用常规测井、偶极横波成像测井和电成像测井等测井方法，识别出川西坳陷 DY构造须家河组须三段、须二上亚段有效裂缝，并在此基础上利用裂缝倾角统计出有效
16、裂缝的产状，定量计算裂缝参数，建立裂缝发育程度与产能的关系。结果表明，该地区裂缝走向各不相同，从一定程度上证明了该地区受多期构造运动影响；裂缝密度、裂缝条数、裂缝长度、裂缝孔隙度是适合该地区产能预测的重要参数；对产能贡献最大的裂缝类型是倾角大于 60的高角度裂缝和网状裂缝。关键词 川西坳陷；有效裂缝；电成像测井；定量计算；综合评价Evaluation of single well fractures of Upper Triassic Xujiahe Formation in DY structure of West Sichuan depression, ChinaZENG Yan1,2, YANG Li-Bing21.College of Energy Resources, Chengdu University of Technology, Chengdu 610059, China;2.Exploration and Development Research Institute, Southwest
