岩性油气藏 ›› 2025, Vol. 37 ›› Issue (2): 3848.doi: 10.12108/yxyqc.20250204
• 地质勘探 • 上一篇
李想, 付磊, 魏璞, 李俊飞, 徐港, 曹倩倩, 钟杨, 王振鹏
LI Xiang, FU Lei, WEI Pu, LI Junfei, XU Gang, CAO Qianqian, ZHONG Yang, WANG Zhenpeng
摘要: 综合利用三维地震资料及测井、录井数据,采用沉积古地貌恢复技术对准噶尔盆地石西地区三叠系百口泉组古地貌进行了恢复,在明确沉积相平面展布特征的基础上,对古地貌与沉积相的关系进行了探讨,并指出了油气勘探的有利区。研究结果表明:①恢复古地貌的步骤包括计算时间域下的地层厚度、计算深度域下的地层厚度、剥蚀量恢复、去压实校正和古水深恢复。石西地区百口泉组沉积时呈“西北高、东南低”的构造格局,西北部为大面积高地,中部、东部发育凸起和6条主干沟槽,相互穿插,南部则分布3个洼地,古地貌以凸起—沟槽—洼地的组合样式为主。②研究区北部、中部主要发育辫状河三角洲平原亚相,以分流河道微相为主,被分流河道间湾分割;西南部、西部主要发育辫状河三角洲前缘亚相,包含水下分流河道和水下分流河道间微相,局部区域发育河口坝和席状砂微相。③研究区古地貌控制沉积相展布,古地貌形态和特征直接影响沉积物来源、搬运路径和沉积环境,表现为东北部物源经三角洲砂体向西南部湖盆中心输送过程中,6条古沟槽为主要搬运通道,同时限制河道的频繁摆动;沟槽内水动力强,发育厚层、多期叠置的分流河道砂体;凸起地区受河道影响较小,积聚了较厚的泥岩,发育分流河道间湾微相;洼地内因河道扩展导致水动力减弱,细砂质沉积,发育大面积席状砂微相。④研究区东部沟槽区和南部洼地是储层发育有利区,也是重点勘探方向。
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[1] ALLEN P A. Time scales of tectonic landscapes and their sediment routing systems[J]. Geological Society,2008,296(1):7-28. [2] 林畅松,夏庆龙,施和生,等.地貌演化、源-汇过程与盆地分析[J].地学前缘,2015,22(1):9-20. LIN Changsong,XIA Qinglong,SHI Hesheng,et al. Geomor-phological evolution,source to sink system and basin analysis[J]. Earth Science Frontiers,2015,22(1):9-20. [3] 薄尚尚,田继先,李曜良,等.川东北地区上三叠统须家河组物源分析[J].岩性油气藏,2024,36(2):99-112. BO Shangshang,TIAN Jixian,LI Yaoliang,et al. Provenance analysis of Upper Triassic Xujiahe Formation in northeastern Sichuan Basin[J]. Lithologic Reservoirs,2024,36(2):99-112. [4] THORNBURY W D. Principles of geomorphology[M]. New York:Wiley&Sons,1954. [5] MARTIN R. Paleogeomorphology and its application to explo-ration for oil and gas[J]. AAPG Bulletin,1966,50(10):2277-2311. [6] 王同川,陈浩如,温龙彬,等.川东五百梯地区石炭系岩溶古地貌识别及储集意义[J].岩性油气藏,2024,36(4):109-121. WANG Tongchuan,CHEN Haoru,WEN Longbin,et al. Identi-fication and reservoir significance of Carboniferous karst paleogeomorphology in Wubaiti area,eastern Sichuan Basin[J]. Lithologic Reservoirs,2024,36(4):109-121. [7] 夏日元,唐健生,关碧珠,等.鄂尔多斯盆地奥陶系古岩溶地貌及天然气富集特征[J].石油与天然气地质,1999,20(2):37-40. XIA Riyuan,TANG Jiansheng,GUAN Bizhu,et al. Ordovician palaeokarst landform in ordos basin and gas enrichment characteristics[J]. Oil&Gas Geology,1999,20(2):37-40. [8] 徐长贵,赖维成,薛永安,等.古地貌分析在渤海古近系储集层预测中的应用[J].石油勘探与开发,2004,31(5):53-56. XU Changgui,LAl Weicheng,XUE Yong'an,et al. Palaeogeomorphology analysis for the Paleogene reservoir prediction in Bohai Sea area[J]. Petroleum Exploration and Development, 2004,31(5):53-56. [9] 邓远,陈轩,覃建华,等.吉木萨尔凹陷二叠系芦草沟组一段沉积期古地貌特征及有利储层分布[J].岩性油气藏,2024, 36(1):136-144. DENG Yuan,CHEN Xuan,QIN Jianhua,et al. Paleogeomor-phology and favorable reservoir distribution of the first member of Permian Lucaogou Formation in Jimsar Sag[J]. Litho-logic Reservoirs,2024,36(1):136-144. [10] 叶蕾,朱筱敏,谢爽慧,等.沉积古地貌基本恢复方法及实例研究:以饶阳凹陷沙一段为例[J].古地理学报,2023,25(5):1139-1155. YE Lei,ZHU Xiaomin,XIE Shuanghui,et al. Restoration methods of sedimentary palaeogeomorphology and applications:A case study of the First Member of Paleogene Shahejie Formation in Raoyang Sag[J]. Journal of Palaeogeography (Chinese Edition),2023,25(5):1139-1155. [11] 何文军,郑孟林,费李莹,等.陆相坳陷盆地边缘沉积区古地貌恢复:以准噶尔盆地玛湖地区三叠系百口泉组为例[J].古地理学报,2019,21(5):803-816. HE Wenjun,ZHENG Menglin,FEI Liying,et al. Ancient land-form restoration of marginal sedimentary area in the continental depression basin:A case study of the Triassic Baikouquan Formation in Mahu area of Junggar Basin[J]. Journal of Palaeo-geography (Chinese Edition),2019,21(5):803-816. [12] 程逸凡,董艳蕾,朱筱敏,等.准噶尔盆地春光探区白垩纪古地貌恢复及其控砂机制[J].古地理学报,2020,22(6):1127-1142. CHENG Yifan,DONG Yanlei,ZHU Xiaomin,et al. Cretaceous paleogeomorphology restoration and its controlling mechanism on sand-bodies in Chunguang exploration area,Junggar Basin[J]. Journal of Palaeogeography (Chinese Edition),2020,22(6):1127-1142. [13] 厚刚福,王力宝,宋兵,等.坳陷湖盆古地貌对沉积体系的控制作用:以准噶尔盆地中部侏罗系三工河组二段一砂组为例[J].地质学报,2022,96(7):2519-2531. HOU Gangfu,WANG Libao,SONG Bing,et al. Analysing the controlling effect of palaeogeomorphology on sedimentary systems:A case study of the Jurassic Sangonghe Formation in the central Junggar Basin[J]. Acta Geologica Sinica,2022,96(7):2519-2531. [14] 李凌,张照坤,李明隆,等.四川盆地威远-高石梯地区二叠系栖霞阶层序地层特征及有利储层分布[J].岩性油气藏, 2022,34(6):32-46. LI Ling,ZHANG Zhaokun,LI Minglong,et al. Sequence strati-graphic characteristics and favorable reservoirs distribution of Permian Qixia Stage in Weiyuan-Gaoshiti area,Sichuan Basin[J]. Lithologic Reservoirs,2022,34(6):32-46. [15] 林畅松,杨海军,刘景彦,等.塔里木早古生代原盆地古隆起地貌和古地理格局与地层圈闭发育分布[J].石油与天然气地质,2008,29(2):189-197. LIN Changsong,YANG Haijun,LIU Jingyan,et al. Paleohigh geomorphology and paleogeographic framework and their con-trols on the formation and distribution of stratigraphic traps in the Tarim basin[J]. Oil&Gas Geology,2008,29(2):189-197. [16] 宋国奇,徐春华,樊庆真,等.应用层序地层学方法恢复加里东期古地貌:以济阳坳陷沾化地区为例[J].石油实验地质, 2000,22(4):350-354. SONG Guoqi,XU Chunhua,FAN Qingzhen,et al. Sequence stratigraphy applied in the restoration of the Caledonian paleogeo-morphology:A case study in Zhanhua area,the Jiyang depression[J]. Petroleum Geology and Experiment,2000,22(4):350-354. [17] 罗浩渝,陈军,章学岐,等.河控浅水三角洲前缘沉积特征及对岩性油藏的控制:以库车坳陷南斜坡巴西改组为例[J].岩性油气藏,2021,33(5):70-80. LUO Haoyu,CHEN Jun,ZHANG Xueqi,et al. Sedimentary characteristics of fluvial dominated shallow water delta front and its control on lithologic reservoir:A case study of Baxigai |
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