用户名: 密码: 验证码:
梨树断陷十屋油田营城组物源体系、沉积特征及储层特征研究
详细信息    本馆镜像全文|  推荐本文 |  |   获取CNKI官网全文
摘要
梨树断陷十屋油田位于松辽盆地东南部,为晚侏罗世以来发育而成的断坳叠置型复合盆地,其中十屋油田位于盆地的中心部位,是盆地内油气资源最富集的区带之一。本论文在综合利用岩心、录井、测井及大量分析化验等资料的基础上,以沉积学理论和方法为指导,结合地质统计学,对十屋油田营城组的物源体系和沉积特征等进行了系统的研究,并对其储层特征和储层物性的控制因素进行了初步探讨。
     十屋油田营城组沉积时期盆地内发育有多个物源体系,本文通过聚类分析法、碎屑颗粒组分法、重矿物法、砂砾岩百分含量分布法和地层倾角测井法等方法对十屋油田营城组物源体系进行了综合分析,认为研究区在营城组沉积时期存在有三大物源体系,分别是西北方向的西北物源区、北部斜坡物源区和东部斜坡物源区。三个物源体系在营城组各时期继承发育,其中西北部物源区母岩类型以沉积岩和岩浆岩为主;北部斜坡物源区母岩类型以岩浆岩为主;东部斜坡物源区母岩类型以岩浆岩和变质岩为主。
     十屋油田营城组时期主要发育了扇三角洲、辫状河三角洲和湖泊等沉积体系类型。营五段沉积时期,三个物源体系均在研究区形成扇三角洲沉积;营四段沉积时期,西北和北部物源体系仍然发育扇三角洲沉积,但扇三角洲范围较营五段时期有所减小,而东部物源体系仍为辫状河三角洲沉积;营三段到营一段沉积时期,三个物源体系均形成辫状河三角洲沉积,形成研究区的混源沉积特征。梨树断陷十屋油田营城组各沉积时期物源体系和沉积体系特征继承性较强,形成了该区“多物源混源沉积、各物源源间存异、各时期继承发育”的沉积格局。十屋油田营城组发育的扇三角洲是缓坡背景下发育的粗碎屑三角洲,发育有扇三角洲平原、前缘和前扇三角洲等亚相,水下分流河道、河口坝和席状砂等砂体构成扇三角洲的骨架砂体,兼具重力流沉积(泥石流)和牵引流沉积特征;研究区发育的辫状河三角洲沉积物粒度细于扇三角洲,也发育有辫状河三角洲平原、前缘和辫状河前三角洲,不发育重力流沉积;湖泊相主要发育滨浅湖和深湖-半深湖相沉积,滨浅湖以薄层砂岩与泥岩互层为特征,发育有生物钻孔构造;深湖-半深湖以大套灰黑色、黑色泥岩或夹薄层泥质砂岩为特征。
     十屋油田营城组储层属低孔低渗储层,储集空间由原生孔隙、次生溶解孔隙和裂缝构成。并认为研究区储层物性主要受沉积作用的控制,以扇三角洲沉积相的储层物性最好,辫状河三角洲次之,扇三角洲中的泥石流沉积储层物性最差。
Shiwu Oilfield in Lishu fault Depression, located in the southeast of Songliao basin, has developed into a composite basin of fault depression superposition since Late Jurassic. And Shiwu Oilfield, in the center of the basin, is one of the richest oil and gas zone. In this paper, on the basis of core, logging, and a lot of analysis data, using sedimentary theories and methods as a guide, combined with mathematic theory of statistics, conducts a study of provenance Systems and sedimentary characteristics of Yingcheng Formation in Shiwu Oilfield.
     Through the methods of cluster analysis, clastic particles component, heavy minerals, the percentages of glutenite and dipmeter, carrying out a comprehensive analysis of provenance systems of Yingcheng Formation with the character of multi-source deposition in Shiwu Oilfield leads to a perspective that there are three depositional source systems, which are North Slope provenance, east Slope provenance and northwest provenance. And rock type is mainly igneous rock in the North Slope source Area. Rock types of the eastern slope source area are mainly magmatic rocks and metamorphic rocks. In Northwest source area rock types are mainly sedimentary and igneous rocks.Clastic grains from three directions gather in the study area, where the distribution extent of sediments from north slope and northwest are borader.
     In this study area, it mainly developed fan delta, braided river delta and lake sedimentary system types: fan delta forming in the early sedimentary period of Yingcheng Formation, distributing in the northern part and the eastern slope of the basin, is made up of sand bodies such as underwater distributary channel, mouth bar and sheet sand, which are current deposits and gravity flow deposits like mud flow. Braided river delta developing in the whole basin in the mid and late of the Yingcheng Formation, also has distributary channel and mouth bar and sheet sand microfacies, however, because of some factors leading to unstable deposition, such as terrain slope relief and frequent lake level change, sand distribution of braided river delta is relatively wider and thinner. Sedimentation of Lake face is mainly composed of the depositon of shore-shallow lake and deep lake. Shore-shallow lake is characterized with thin sand mud interbed, with bio-drilling construction; Deep lake and semi- deep lake have the feature of a large section of dark gray, black shale or of the argillaceous sandstone
     Shiwu Oilfield in Lishu fault depression, controled by multi-source, developed several sedimentary types. And in each deposition period, Provenance Systems and Sedimentary Characteristics have the strong inheritance, forming a sedimentation pattern of mixed-source deposition, differences in sources, development with inheritance.
引文
[1]张玉明,李明,李瑞磊.松辽盆地南部深层系天然气成藏规律[J].石油与天然气地质,2006,27(6):841-848.
    [2]王果寿.松辽盆地十屋-德惠地区沉积体系特征[J].石油天然气地质,2001,22(4):331-335.
    [3]赵勇刚,张树林.松南十屋断陷深层油气成藏条件与模式研究[J].海洋石油,2009,29(1):21-25.
    [4]王德海,李波,孙文举,等.十屋断陷油气分布研究[J].天然气工业,2000,20增刊:42-47.
    [5]刘福春,王德海.松辽盆地东南隆起区十屋断陷油气聚集规律[J].油气地质与采收率,2001,8(2):14-17.
    [6]覃素华,袁广志,刘福春.松南盆地十屋断陷油气成藏条件分析[J].天然气勘探与开发,2003,26(2):77-84.
    [7]陈孔全,徐言岗,唐黎明,等.松辽盆地十屋断陷油气成藏条件[J].石油与天然气地质.1995.16(4):337-342.
    [8]张玉明.松辽盆地南部十屋断陷北部深层油气成藏条件[J].石油天然气学报,2006,26(3):53-56.
    [9]赵德力,肖学,魏分粮,等.十屋断陷北部营城组油气成藏主控因素探讨[J].石油天然气学报,2009,31(4):45-48.
    [10]杨长清.十屋断陷层序地层特征与生储盖组合[J].断块油气田,2003,102(1):1-4.
    [11]高东.十屋断陷含油气系统及勘探潜力分析[J].石油物探,2004,43(2):196-201.
    [12]李涛,程超,熊辉,等.十屋断陷下白垩统营城组储层物性特征及评价[J].重庆科技学院学报(自然科学版),2009,11(3):5-7.
    [13]唐黎明.松辽盆地十屋断陷沉积特征与油气前景[J].吉林大学学报(地球科学版),2002,32(4):345-348.
    [14]刘计勇,兰正凯,皮定成.松辽盆地南部十屋断陷层沉积体系类型及特征[J].内蒙古石油化工,2008, 22:136-138.
    [15]刘华,游秀玲,王俊伶.十屋断陷北部陡坡区储集层特征[J].油气地质与采收率,2001,8(4):18-21.
    [16]俞凯,侯洪斌,郭念发,等.松辽盆地南部断陷层石油天然气地质[M].北京:石油工业出版社,2002:101-117.
    [17]杨长清.松辽盆地南部上侏罗—下白垩统层序地层特征及油气勘探意义[J].石油实验地质,1995,4(17):334-342.
    [18]陈新军,徐旭辉,朱建辉,等.松辽盆地十屋断陷层序地层研究[J].石油实验地质,2007,29(5):462-465.
    [19]解习农.松辽盆地梨树凹陷深部断陷沉积体系及层序地层特征[J].石油实验地质,1994,16(2):144-150.
    [20]赵勇刚.松南十屋断陷深部地层层序的识别与划分[J].重庆科技学院学报(自然科学版),2008,10(2):10-12.
    [21]董福湘.松辽盆地十屋断陷沙河子营城组扇三角洲和辫状河三角洲发育的控制因素研究[D].长春:吉林大学,2004.
    [22]董福湘,刘立,何兴华,等.松辽盆地南部十屋断陷古构造对营城组扇三角洲发育的控制[J].吉林大学学报(自然科学版),2003,33(4):464-468.
    [23]朱陆忠,赵秀梅,王春喜.十屋断陷成岩作用及储层评价[J].天然气工业,2000,增刊:30-33.
    [24]李晶,张云峰,王春香,等.松辽盆地南部十屋断陷营城组碎屑岩储层特征[J].大庆石油学院学报,2008,32(2):8-11.
    [25]周海超.十屋断陷营城组碎屑岩储层综合评价[D].大庆:大庆石油学院,2008.
    [26]吉林油田石油地质志编写组.中国石油地质志(卷二)[M].北京:石油工业出版社.1993.
    [27]何兴华.松辽盆地南部及其深层油气系统形成演化与勘探潜力分析[D].长春:吉林大学,2005.
    [28]卜翠萍.松辽盆地南部十屋断陷油气成藏规律研究[D].北京:中国地质大学(北京),2007.
    [29]杨立英,李瑞磊,张江涛等.松辽盆地南部十屋断陷构造特征研究[J].地球物理学进展,2005,20(3)775-779.
    [30]冯昌寿.松南地区十屋断陷非构造圈闭特征[J].天然气工业,2004,24(3):40-43.
    [31]吴金才,兰素清.松南地区十屋断陷构造-岩性复合圈闭样式[J].石油与天然气地质,2003,24(1):62-64.
    [32]卿崇文.松南张家屯地区下白垩统沉积相特征[J].天然气工业,2004,24(6):40-42.
    [33]李桂俊,李国艳,胡耀东.松辽盆地深层地层及构造特征[J].吉林地质,2009,28(2):4-7.
    [34]王昌勇,郑荣才,王海红,等.鄂尔多斯盆地姬塬地区长6油层组物源区分析[J].沉积学报,2008,26(6):933-938.
    [35]武法东,任永潮,阮小燕,等.重矿物聚类分析在物源分析及地层对比中的应用—以东海陆架盆地西湖凹陷平湖地区为例[J].现代地质,1996,10(3):397-403.
    [36]汪正江,陈洪德,张锦泉.物源分析的研究与展望[J].沉积与特提斯地质,2000,20(4):104-110.
    [37]闫义,林舸,王岳军等.盆地陆源碎屑沉积物对源区构造背景的指示意义[J].地球科学进展,2002,17(1):85~90.
    [38]曾允孚,夏文杰.沉积岩石学[M].北京:地质出版社,1986.
    [39]姜在兴.沉积学[M].北京:石油工业出版社,2003.
    [40]施淡,罗顺社,韩永林,等.鄂尔多斯盆地沿河湾地区长6油层组物源分析[J].石油地质与工程,2007,21(6):11-15.
    [41] Blatt H. Tooten M W. Detrital quartz as an indicator of distance from shore in marine mudrocks[J]. Journal of Sedimentary Petrology.1981. 51(4):1259~1266.
    [42]张琴,张满郎,朱筱敏,等.准噶尔盆地阜东斜坡区侏罗纪物源分析[J].新疆石油地质,1999,20(6):501-504.
    [43]彭军,陈洪德,曾允孚.龙门山南段前陆盆地中一新生代砂岩特征及物源分析[J].中国区域地质,2000(2),19(1):77-84.
    [44]陈纯芳,郑浚茂,王德发.板桥凹陷沙三段沉积体系与物源分析[J].古地理学报,2001,3(1):55-62.
    [45]胡宗全,朱筱敏,彭勇民.准噶尔盆地西北缘车排字地区侏罗系物源及古水流方向[J].古地理学报,2001,3(3):49-54.
    [46]赵军,洪庆玉,董伟良.北部湾涠西南凹陷物源方向及古地理景观分析[J].石油勘探与开发,2001,28(5):25-30.
    [47] Brandon M T. Garver. Provenance studies of Columbia-England byfission tracks analysis[J]. Chemical Geology. 1994. 89: 37~52.
    [48] Morton A and Hurst A. Correlation of sandstones using heavy miner-als: an example from the Statfjord Formation of the Snorre Field,northern North Sea[A]. In: Dunay R E, Hailwood E A, eds. Non-biostratigraphical Methods of Dating and Correlation[C]. Geological Society Special Publication,1995,89: 3~22.
    [49]邵磊,李文厚,袁明生.吐鲁番-哈密盆地陆源碎屑沉积环境及物源分析[J].沉积学报,1999,17(3):435-441.
    [50]刘立,胡春燕.砂岩中主要碎屑成分的物源区意义[J].岩相古地理,1991,11(6):48-53
    [51]吴磊,徐怀民,季汉成.渤海湾盆地渤中凹陷古近系沉积体系演化及物源分析[J].海洋地质与第四纪地质,2006,26(1):82-86
    [52]于炳松,乐昌硕.沉积岩物质成分所蕴含的地球深部信息[J].地学前缘,1998,5(3):105-112
    [53]徐振中,陈世悦,等.济阳坳陷中生代物源方向与沉积体系[J].沉积与特提斯地质,2008,28(2):83-87
    [54]郭艳琴,李文厚,胡友洲,等.陇东地区上三叠统延长组早中期物源分析与沉积体系[J].煤田地质与勘探,2006,34(1):1-4.
    [55]陈纯芳,郑浚茂,王德发.板桥凹陷沙三段沉积体系与物源分析[J].古地理学报,2001,3(1):15-20.
    [56]魏斌,魏红红,陈全红,等.鄂尔多斯盆地上三叠统延长组物源分析[J].西北石油大学学报(自然科学版),2003,33(4):84-87.
    [57]王峰,田景春,等.鄂尔多斯盆地中西部延长组长6油层组物源分析[J].沉积与特提斯地质,2006,26(3):27-29.
    [58]焦养泉,李珍,周海民,等.沉积盆地物质来源综合研究—以南堡老第三纪亚断陷盆地为例[J].岩相古地理,1998,18(5):16-20.
    [59]何钟铧,刘招君,张峰.重矿物在盆地分析中的应用研究进展[J].地质科技情报,2001,20(4):29-30.
    [60]马锋,刘立,闫华.统计分析在松辽盆地西部地层母岩类型研究中的应用[J].世界地质,2003,22(4):331-338.
    [61]孙小霞,李勇,丘东洲,等.黄骅坳陷新近系馆陶组重矿物特征及物源区意义[J].沉积与特提斯地质,2006,26(3):61-66.
    [62]王洪伟,杨建国,林东成.汤原断陷古近纪砂岩重矿物组合与物源分析.大庆石油地质与开发,2007,26(3):39-46.
    [63] Blatt H.Provenance studies and muarocks[J].Jornal of Sedimentary Petrology,1985,55(1):69-75.
    [64]曹守连,陈发景.塔里木盆地东北部沉积充填序列的物源分析[J].新疆石油地质,1994,15(2):126-132.
    [65] Morton A C, Hallsworthc R. Processes controllingthe composition of heavy mineral assemblages in sandstones[J].Sedimentary Geology,1999,124(1):3-30.
    [66]李珍,焦养泉,刘春华,等.黄骅坳陷高柳地区重矿物物源分析[J].石油勘探与开发,1998,25(6):5-7.
    [67] Haughton D W,Morton A C,Todd S P.Developments in Sedimentary Provenance Studies[M].London:Oxford University Press,1991.
    [68]李洪奇.沉积学研究中的地层倾角测井资料解释[J].沉积学报,1995,13(1):82-87.
    [69]沉积构造与环境解释编著组.沉积构造与环境解释[M]第二版.北京:科学出版社,1985:1-69.
    [71]董福湘,赵冰仪,王志华,等.松南十屋断陷扇三角洲和辫状河三角洲沉积体系特征[J].长春工程学院学报(自然科学版),2009,10(2):49-52.
    [72]吴崇筠,薛叔浩等.含油气盆地沉积学.北京:科学出版社,1992.
    [73]吴胜和,熊琦华,龚姚进,等.陡坡型和缓坡型扇三角洲及其油气储层意义[J].石油学报,1994,15(增刊):52-58.
    [74]张昌民,尹太举,张尚锋,等.再论双河油田扇三角洲沉积模式[J].江汉石油学院学报,2004,26(1):1-4.
    [75]蒙启安,纪友亮.塔南凹陷白垩纪古地貌对沉积体系分布的控制作用[J].石油学报,2009,30(6):843-848.
    [76]朱伟林,李建平,周心怀,等.渤海新近系浅水三角洲沉积体系与大型油气田勘探[J].沉积学报,2008,26(4):575-582.
    [77]楼章华,兰翔,卢庆梅,等.地形、气候与湖面波动对浅水三角洲沉积环境的控制作用一以松辽盆地北部东区葡萄花油层为例[J].地质学报,1999,73(1):83-92
    [78]吕晓光,李长山,蔡希源,等.松辽大型浅水湖盆三角洲沉积特征及前缘相储层结构模型[J].沉积学报,1999,17(4):572-577.
    [79]楼章华,袁笛,金爱民.松辽盆地北部浅水三角洲前缘砂体类型、特征与沉积动力学过程分析[J].浙江大学学报(理学版),2004,31(2):211-215.
    [80]邹才能,赵文智,张兴阳,等.大型敞流坳陷湖盆浅水三角洲与湖盆中心砂体的形成与分布[J].地质学报,2008,82(6):813-824.
    [81]裘亦楠,薛叔浩.油气储层评价技术[M].北京:石油工业出版社,1994.
    [83]方少仙,侯方浩.石油天然气储层地质学[M].东营:石油大学出版社,1998.
    [83]罗蜇潭.油气储集层的孔隙结构[M].北京:科学出版社,1986.
    [84]况军,唐勇,朱国华,等.准噶尔盆地侏罗系储集层的基本特征及其主控因素分析[J].石油勘探与开发,2002,29(1):52-55.
    [85]王学存.陕北志吴定地区延长组长6油层组储集层评价[J].西安石油大学报(自然科学版),2009,24(4):23-26.
    [86]许建华,张世奇,罗晓容,等.羌塘盆地侏罗系低渗透碎屑岩储集层特征[J].地质科学,2008,43(3):434-444.
    [87]王瑞飞,沈平平,宋子齐,等.特低渗透砂岩油藏储层微观孔喉特征[J].石油学报,2009,30(4):560-569.

© 2004-2018 中国地质图书馆版权所有 京ICP备05064691号 京公网安备11010802017129号

地址:北京市海淀区学院路29号 邮编:100083

电话:办公室:(+86 10)66554848;文献借阅、咨询服务、科技查新:66554700