岩性油气藏 ›› 2021, Vol. 33 ›› Issue (3): 95103.doi: 10.12108/yxyqc.20210309
叶涛, 王清斌, 代黎明, 陈容涛, 崔普媛
YE Tao, WANG Qingbin, DAI Liming, CHEN Rongtao, CUI Puyuan
摘要: 泥质潮坪中,高自然伽马特征多指示浅水沉积环境,导致利用自然伽马测井划分层序界面的传统方法在浅水台地中并不完全适用。为此,以渤海海域渤中21-22地区奥陶系马家沟组为例,提出一种基于自然伽马能谱测井的层序划分新方法,并探讨了层序对储层的控制作用。结果表明:①渤中21-22地区奥陶系马家沟组高自然伽马可划分为风化作用、储层铀富集以及泥质沉积三大成因类型;②自然伽马能谱测井中,Th/K可以有效区分不同成因的高自然伽马,是开展层序界面划分的有效参数;③基于Th/K曲线,将渤中21-22地区奥陶系马家沟组划分为5个三级层序,其中BZ21-2-A井层序完整,而BZ22-1-B井缺少SQ5层序;④层序划分结果与储层对应关系表明,裂缝型储层主要分布在风化壳100 m以内,受层序界面控制作用不明显,而溶蚀孔隙型储层主要集中在SQ1-SQ2层序的顶、底面附近,受层序界面控制作用明显。该认识对台地相碳酸盐岩层序界面划分具有借鉴意义。
中图分类号:
[1] 王宏语, 范太亮, 赵为永, 等. 碳酸盐岩测井层序识别方法研究:以塔中隆起卡1地区奥陶系为例.地学前缘, 2008, 15(2):51-59. WANG H Y, FAN T L, ZHAO W Y, et al. Study of the method for identification of carbonatite logging sequence stratigraphy:A case study of the Ordovician in the Ka1 area of Tazhong uplift, Tarim Basin. Earth Science Frontiers, 2008, 15(2):51-59. [2] 何治亮, 高志前, 张军涛, 等.层序界面类型及其对优质碳酸盐岩储层形成与分布的控制. 石油与天然气地质, 2014, 35(6):53-60. HE Z L, GAO Z Q, ZHANG J T, et al. Types of sequence boundaries and their control over formation and distribution of quality carbonate reservoirs. Oil & Gas Geology, 2014, 35(6):53-60. [3] 潘文庆, 王招明, 孙崇浩, 等.塔里木盆地下古生界碳酸盐岩层序界面类型划分及其意义. 石油与天然气地质, 2011, 32(4):531-544. PAN W Q, WANG Z M, SUN C H, et al. Classifications of sequence boundaries in the Lower Paleozoic carbonates in Tarim Basin and their significances. Oil & Gas Geology, 2011, 32(4):531-544. [4] 郭彤楼. 川东北元坝地区长兴组-飞仙关组台地边缘层序地层及其对储层的控制.石油学报, 2011, 32(3):387-395. GUO T L. Sequence strata of the platform edge in the Changxing and Feixianguan Formations in the Yuanba area, northeastern Sichuan Basin and their control on reservoirs. Acta Petrolei Sinica, 2011, 32(3):387-395. [5] 徐胜林, 陈洪德, 陈安清, 等.四川盆地泥盆系-中三叠统层序格架内生储盖分布. 石油勘探与开发, 2011, 38(2):159-168. XU S L, CHEN H D, CHEN A Q, et al. Distribution of sourcereservoir-cap rock assemblages within the sequence framework from the Devonian to the Middle Triassic in the Sichuan Basin. Petroleum Exploration and Development, 2011, 38(2):159-168. [6] 胡明毅, 胡忠贵, 魏国齐, 等. 四川盆地茅口组层序岩相古地理特征及储集层预测. 石油勘探与开发, 2012, 39(1):45-56. HU M Y, HU Z G, WEI G Q, et al. Sequence lithofacies paleogeography and reservoir prediction of the Maokou Formation in Sichuan Basin. Petroleum Exploration and Development, 2012, 39(1):45-56. [7] 田树刚, 章雨旭.华北地台北部奥陶纪露头层序地层.地球学报, 1997, 18(1):87-97 TIAN S G, ZHANG Y X. Ordovician outcrop sequence-stratigraphy in northern North China Platform. Acta Geoscientica Sinica, 1997, 18(1):87-97. [8] 张延充, 彭才, 杨雨, 等.四川盆地飞仙关组高能鲕滩储层地震层序识别. 天然气工业, 2010, 30(3):8-11. ZHANG Y C, PENG C, YANG Y, et al. Identification of seismic sequences of high-energy oolitic beach reservoirs in the Feixianguan Formation in the Sichuan Basin. Natural Gas Industry, 2010, 30(3):8-11. [9] 赵宗举, 潘文庆, 张丽娟, 等. 塔里木盆地奥陶系层序地层格架.大地构造与成矿学, 2009, 33(1):175-188. ZHAO Z J, PAN W Q, ZHANG L J, et al. Sequence stratigraphy in the Ordovician in the Tarim Basin. Geotectonica et Metallogenia, 2009, 33(1):175-188. [10] 袁圣强, 贾承造, 高日胜, 等.塔中北斜坡中-下奥陶统碳酸盐岩沉积储层特征及地质模式.石油学报, 2012, 33(增刊1):80-89. YUAN S Q, JIA C Z, GAO R S, et al. Sedimentation characteristics and reservoir geological model of Mid-Lower Ordovician carbonate rock in Tazhong northern slope. Acta Petrolei Sinica, 2012, 33(Suppl 1):80-89. [11] 伊海生.测井曲线旋回分析在碳酸盐岩层序地层研究中的应用.古地理学报, 2011, 13(4):456-467. YI H S. Application of well log cycle analysis in studies of sequence stratigraphy of carbonate rocks. Journal of Palaeogeography, 2011, 13(4):456-467. [12] 冯伟明, 谢渊, 刘建清, 等. 海相碳酸盐岩自然伽马能谱测井资料的沉积学意义:以川东南L1井下寒武统清虚洞组为例. 海洋地质与第四纪地质, 2016, 36(5):165-173. FENG W M, XIE Y, LIU J Q, et al. Sedimentological significance of natural gamma ray logging data of marine carbonate:A case of the well L1 of Qingxudong Formation, Lower Cambrian in southeast Sichuan Basin. Marine Geology & Quaternary Geology, 2016, 36(5):165-173. [13] 高达, 林畅松, 胡明毅, 等. 利用自然伽马能谱测井识别碳酸盐岩高频层序:以塔里木盆地塔中地区T1井良里塔格组为例.沉积学报, 2016, 34(4):707-716. GAO D, LIN C S, HU M Y, et al. Using spectral gamma ray log to recognize high-frequency sequence in carbonate strata:A case study from the Lianglitage Formation from well T1 in Tazhong area, Tarim Basin. Acta Sedimentologica Sinica, 2016, 34(4):707-716. [14] 赵宗举, 罗家洪, 张运波, 等. 塔里木盆地寒武纪层序岩相古地理.石油学报, 2011, 32(6):937-949. ZHAO Z J, LUO J H, ZHANG Y B, et al. Lithofacies paleogeography of Cambrian sequences in the Tarim Basin. Acta Petrolei Sinica, 2011, 32(6):937-949. [15] 冯增昭, 鲍志东, 吴茂炳, 等. 塔里木地区奥陶纪岩相古地理. 古地理学报, 2007, 9(5):447-461. FENG Z Z, BAO Z D, WU M B, et al. Lithofacies palaeogeography of the Ordovician in Tarim area. Journal of Palaeogeography, 2007, 9(5):447-461. [16] 赵宗举, 周慧, 陈轩, 等. 四川盆地及邻区二叠纪层序岩相古地理及有利勘探区带. 石油学报, 2012, 33(增刊2):35-52. ZHAO Z J, ZHOU H, CHEN X, et al. Sequence lithofacies paleogeography and favorable exploration zones of the Permian in Sichuan Basin and adjacent areas, China. Acta Petrolei Sinica, 2012, 33(Suppl 2):35-52. [17] 叶涛, 韦阿娟, 祝春荣, 等.渤海海域基底"改造型火山机构"特征及油气成藏意义.石油学报, 2016, 37(11):1370-1380. YE T, WEI A J, ZHU C R, et al. Characteristic and petroleum exploration of Mesozoic "basement residual volcanic edifices" in Bohai Bay area, eastern China. Acta Petrolei Sinica, 2016, 37(11):1370-1380. [18] 蔡冬梅, 叶涛, 鲁凤婷, 等. 渤海海域中生界火山岩岩相特征及其识别方法.岩性油气藏, 2018, 30(1):112-120. CAI D M, YE T, LU F T, et al. Lithofacies characteristics and identification methods of volcanic rock in Bohai Sea. Lithologic Reservoirs, 2018, 30(1):112-120. [19] 叶涛, 韦阿娟,鲁凤婷, 等. 渤海海域西南部前新生代反转构造特征及成因机制.地质学报, 2019, 93(2):317-328. YE T, WEI A J, LU F T, et al. Characteristic of inversion tectonics of pre-Cenozoic and formation mechanism in southwest of Bohai Bay area. Acta Geologica Sinica, 2019, 93(2):317-328. [20] 罗晓彤, 文华国, 彭才, 等. 巴西桑托斯盆地L油田BV组湖相碳酸盐岩沉积特征及高精度层序划分.岩性油气藏, 2020, 32(2):68-81. LUO X T, WEN H G, PENG C, et al. Sedimentary characteristics and high-precision sequence division of lacustrine carbonate rocks of BV Formation in L oilfield of Santos Basin, Brazil. Lithologic Reservoirs, 2020, 32(2):68-81. [21] 杨占龙, 沙雪梅, 魏立花, 等. 地震隐性层序界面识别、高频层序格架建立与岩性圈闭勘探:以吐哈盆地西缘侏罗系-白垩系为例.岩性油气藏, 2019, 31(6):1-13. YANG Z L, SHA X M, WEI L H, et al. Seismic subtle sequence boundary identification, high-frequency sequence framework establishment and lithologic trap exploration:A case study of Jurassic to Cretaceous in the western margin of Turpan-Kumul Basin. Lithologic Reservoirs, 2019, 31(6):1-13. [22] 阳孝法, 林畅松, 杨海军, 等. 自然伽马能谱在塔中地区晚奥陶世碳酸盐岩层序地层分析中的应用.石油地球物理勘探, 2010, 45(3):384-391. YANG X F, LIN C S, YANG H J, et al. Application of natural gamma ray spectrometry in analysis of Late Ordovician carbonate sequence stratigraphic analysis in middle Tarim Basin. Oil Geophysical Prospecting, 2010, 45(3):384-391. [23] 操应长, 姜在兴, 夏斌, 等. 利用测井资料识别层序地层界面的几种方法. 石油大学学报(自然科学版), 2003, 27(2):23-27. CAO Y C, JIANG Z X, XIA B, et al. Some methods for identifying sequence boundaries and condensation sections using well logging. Journal of the University of Petroleum, China(Edition of Natural Science), 2003, 27(2):23-27. [24] 李儒峰, 刘本培. 碳氧同位素演化与碳酸盐岩层序地层学关系研究.地球科学, 1996, 21(3):261-267. LI R F, LIU B P. Application of carbon and oxygen isotopes to carbonate sequence stratigraphy:Analysis of mapping formation, southern Guizhou province. Earth Science, 1996, 21(3):261-267. [25] 刘嘉庆, 李忠, 韩银学, 等. 塔里木盆地塔中上奥陶统碳酸盐台地高频层序控制的早期成岩作用及其对储层分布的影响. 岩石学报, 2010, 26(12):3629-3640. LIU J Q, LI Z, HAN Y X, et al. Early diagenesis in high-frequency sequence framework of the Upper Ordovician carbonate platform in Tazhong, Tarim Basin and its influence on reservoir distribution. Acta Petrologica Sinica, 2010, 26(12):3629-3640. [26] 刘宏, 高峰, 刘南, 等. 磨溪气田嘉陵江组二段陆表海台地高频层序发育特征及对储层的控制.石油与天然气地质, 2016, 37(5):713-721. LIU H, GAO F, LIU N, et al. Characterization of high-frequency sequences in the epicontinental carbonate platform of Jia 2 member in Moxi gas field and its controls over reservoirs. Oil & Gas Geology, 2016, 37(5):713-721. |
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