(1) 1 ; 5 ; ; km ~200 :YC( )13-1 YC13-4 YC13-6 m; YC7-4 YC14-1 YC19-1 YC21-1 BD( ) V2 BD13-1 BD13-3 BD13-3S BD

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1 20158 Vol.35No MARINEGEOLOGY & QUATERNARY GEOLOGY Aug.2015 DOI: /j.cnki ( ; ; ) : - 2 ( ) : ; ; ; :P744.4 :A : (2015) t 3.57 m t [3] [1-2] ; S m 3 ; 1 ( ) LS ~19 00 N ~ E : ( ); (2009CB219501) : (1983 ) @qq.com : (1987 ) zhangwei@gig.ac.cn : ; : [4-6]

74 2015 2 (1) 1 ; 5 ; 12 30 50 ; 11-82993km 2 16 0~200 :YC( )13-1 YC13-4 YC13-6 m; YC7-4 YC14-1 YC19-1 YC21-1 BD( ) 2000 19V2 BD13-1 BD13-3 BD13-3S BD15-3 ST( m - )24-1 ST29-2 ST32-2 Yin9

2 (1) 1 ; 5 ; ; km ~200 :YC( )13-1 YC13-4 YC13-6 m; YC7-4 YC14-1 YC19-1 YC21-1 BD( ) V2 BD13-1 BD13-3 BD13-3S BD15-3 ST( m - )24-1 ST29-2 ST32-2 Yin9 YC LS( )22-1 ( ) ( ) (2 ) ( ) 5 (1) (1) km 2 3 ( [7] ( ) 22-1 ) ( ) LS22-1 [8-9] [10] Fig.1 1 MajortectonicunitsandtheirdistributionpaternoftheQiongdongnanBasin

3 4 : 75 1 ( 2013) Table1 DiscoveredgasreservoirsanddistributionoftheTertiaryinQiongdongnanBasin(AfterHejiaxionget.al2013) 3 2 ( ) (2) 2 Table2 ReservoircharacteristicsandmaincontrolingfactorsoffavorableoilandgasaccumulationinQiongdongnanBasin / + - YC m 3 + / + / / - BD13-3S m 3 CO2 2 / + / - ST m 3 - / - + : LS m 3

4 [1314] 21-1 (1) YC YC13-1 YC13-4 YC13-6 ; 69%YC % [3] m I YC13-1-A8 I2 0.43%~3.2%BD ST % ; YC YC YC YC8-2-1 (TOC:43.5%~95.9%) [211-12] YC13-4 YC21-1YC13-1 [13] [1] YC % ~ 89.81% 0.91~0.99 δ 13 C ~ (2) YC13-1 S % ( ) S70 YC13-4 (2) 20km 2 T62( ) 3500 ms( ) 3 [2] % ;YC9-2-1 ;

4 : 77 [314] 3.1.4 (1) 10 : 2590 10 8 m 3 284 10 3 m 3 (1) + 55 10 8 m 3 13-1 + YC13-1 (2) 3.2.1 + - [15] YC14-1-1 Yin9 ST24-1 BD19-2-1 BD15-3-1 YC13-1 + 4- [16] (2) YC13-4 Ro 0.

5 4 : 77 [314] (1) 10 : m m 3 (1) m YC13-1 (2) [15] YC Yin9 ST24-1 BD BD YC [16] (2) YC13-4 Ro 0.6%~ (2) 2.1% ; Ro [1-3] 2.0% [17] / / - - BD ~0.92 BD Fig.2 2 ( 2005) HydrocarbonmigrationandaccumulationmodelofHuanyananSaginQiongdongnanBasin (modifiedaftercnooc2005)

6 [15] BD13 BD13 (2) ( ) 5 BD19-2 BD19-2 YC13-1 BD13 ST24-1 BD19- ( ) 2 BD () ~400 m 20~180 m T60T m 10~30 2 km 2[1] 2 (2); BD ~5 - / [23] md BD13-3S-1 12%~16% ; 9.9%~14% ;BD % ~23.17% NE F2 F km 2 ( ) ( ) ( ) - BD ST [19-20] ( 1 BD6-1-1 BD ) m [18] - - ;

7 4 : 79 2 [24-26] 2 500~800 m [2] ; m ; TOC 1.0% ~1.2% ; (1)2 : (3) :1 ; - ;2 [1-221] 2 () ( ) ; LS4-1 LS4-5 ST35-1 F2-1 ST (2)2 :2 ( ) (4) 2 2 [22-23] 2 2 (2) ( ) 2 3 :(1) ;(2) ( ) ( ) ;(3) LS22-1 LS33-1 YL2-1-1 YL19-1-1CC (1) 5 ( ) 2 LS22-1

$(eastofthe2ndfracture) inqiongdongnanbasin (modifiedaftercnooc2009) Fig.$

8 Fig.3 3 (2 ) ( 2009) HydrocarbonmigrationandaccumulationmodelofnorthslopeofBaodaosag (eastofthe2ndfracture) inqiongdongnanbasin (modifiedaftercnooc2009) Fig ( - ) ( 2010) Hydrocarbonmigrationandaccumulationmodelofthewestofthe2ndFracture(Ledong-LingshuiDepression) inqiongdongnanbasin(modifiedaftercnooc2010) ( ) m LS m 58.4 m 74.3% - YL ; - TOC [24-25] - 20% 1%

9 4 : 81 [25] LS m - I TOC 0.33%~1.17% 0.79% [26] ( ) - + (2) [27] [24-25] [28-29] - - (1) : [30] 3:1 (5A):1 ;2 - ;2 ;3 ;3 3 :1 ;2 ; ;3 ; (2) - (2) : / ( + ) ;

10 Fig.5 ( ) ( 2010) HydrocarbonmigrationandaccumulationmodelofSouthernupliftbumps(lowuplift) inqiongdongnanbasin (modifiedaftercnooc2010) ( BD BD BD BD B) 4 YC13-1 YC13-4LS22-1 CO (2) SY13-1 YC13-1 YC13-4 YC13-6 ST YC19-1 ( ) ;YC26-1 ( <10%) YC14-2 YC ( 85% 64%) : ( ) [2-3] ;BD15-3 BD19-2 CO 2 ST4-2-1 ST LS4-2-1 ( ) LS22-1 LS m LS ST (TOC:0.6% ~1.22%) ; ;YL2-1-1

11 4 : 83 (4) 22-1 : ; AcademyofSciences2004.] [2] [M]. : (3)2 PetroleumIndustryPress2007:101.] [3] [M]. : S nanbasin[d].guangzhouinstituteofgeochemistrychinese. 2007:101.[ZHU Weilin ZHANG GongchengYANGShaokunetal.GasGeologyof ContinentalMargininNorthernSouthChinaSea[M].Beijing: (1) (1) % ; ( ) % (2) (3) (2) (References) 284m 3 [1]. [D] [LIXuxuan.Geody- namicevolutionandthepetroleumresearchoftheqiongdong- 2008:84-85.[HEJiax- iongliu HailingYAO Yongjianetal.Thepetroleumgeol- ogyandtheresourcepotentialofthe marginalbasinsinthe

12 NorthernSouthChinaSea[M].Beijing:PetroleumIndustry Press2007:84-85.] [4] RuKPigotJD.EpisodicriftingandsubsidenceintheSouth ChinaSea[J].AAPGBuletin198670: [HEJiaxiongXIA BinSUN Dongshanetal.Hydrocarbon accumulationmigrationandplaytargetsintheqiongdong- nesejournalofgeophysics200851(2): ] [ZHANG XinshunHUANG ZhilongFAN Caiweietal. [6]. 10 Ma Faultsealingcapacityandrelationshipwithoil-gasaccumula- [5]. nanbasinsouthchinasea[j].petroleum Explorationand [J] (2): [YUAN Yusong Development200633(1):53-58.] YANGShuchunHU Shengbiaoetal.Tectonicsubsidence [15]. ofqiongdongnanbasinanditsmaincontrolfactors[j].chi- [J] (2): [J] (8): [LI Sitian.DynamicalprocessesinnorthernSouthChinaSeaconti- nentalmarginandepisodicriftingtectoniceventssince10ma tryofqiongdongnanbasin[j].naturalgasgeoscience2010 [14]. [J] (1): tionatbaodaonorthernslope[j].naturalgasgeosciences (2): ] [16]. [J].ChineseScienceBuletin199843(8): ] [J] (6): [LIU Zhenghua [7]. CHEN Honghan.Originmechanismandsourcerockfornat- [J] (6): uralgasinqiongdongnanbasinsouthchinasea[j].petrole- [LIXuxuanZHONG ZhihongDONG Weiliangetal.Pa- um Geology & Experiment201133(6): ] leogeneriftstructureanditsdynamicsofqiongdongnanbasin [17]. [J].Petroleum Explorationand Development200633(6): [J] (5): ] [HUANGBaojiaLILiHUANG Heting.Originandaccu- [8]. mulation mechanism ofshalow gasin the North Baodao [J] (3): slopeqiongdongnanbasinsouthchinasea[j].petroleum [ZHAO MinZHANG XiaobaoJILimingetal.Characteris- ExplorationandDevelopment201239(5): ] ticsoftectonicevolutionandbriefdiscussionaboutitscon- [18]. trolingonreservoirsintheqiongdongnanbasin[j].natural [J] GasGeoscince201021(3): ] 24(2): [HAN GuangmingLI Xushen WANG [9]. Lifengetal.New explanationoffaultsystemin Baodao [J] (1): Sag snorthernslopeofqiongdongnanbasinanditsafect [ZHONG ZhihongWANG LiangshuLIXuxuanet fornaturalgasaccumulation[j].naturalgas Geoscience al.thepaleogenebasin-filingevolutionofqiongdongnanbasin (2): ] anditsrelationwithseafloorspreadingofthesouthchinasea [19]. 2 [J].MarineGeologyandQuaternaryGeology200424(1):29- [J] (3): [YUJun- 36.] fengduan Rutai.Form ing mechanism and developing [10]. characteristicsofeasternsegmentofno.2faultzoneinqiong- [J] (1):71-78.[XIE Wen- dongnanbasin[j].geotectonicaetmetalogenia200832(3): yanzhang YiweiSUN Zhenetal.Characteristicsand ] formation mechanism offaultsin Qiongdongnan Basin[J]. [20]. MarineGeology & QuaternaryGeology200727(1):71-78.] [J] (1):1-7.[LIXuxuanZHU [11]. [J]. Guanghui.Thefaultsystemanditshydrocarboncarriersig- nificanceinqiongdongnanbasin[j].chinaofshoreoiland Gas200517(1):1-7.] [21] (5): [ZHANG GongchengLIZengxueHE Yupingetal.Coalgeochemis- 21(5): ] [J] (6): [LIU [12]. WenchaoYE JiarenLEIchuangetal.Geothermaland [D] [HU maturationhistoriesmodelingofthesourcerocksinthele- Zhongliang.Hydrocarbonsourcerocksandhydrocarbonac- dongsagqiongdongnan Basin[J].GeologicalScienceand cumulationdynamicsresearchof Yanan Saginthe Qiong- TechnologyInformation201130(6): ] dongnanbasin[d].guangzhouinstituteofgeochemistry [22]. - ChineseAcademyofSciences2005.] (D). ( )2012.[LEIChao. [13] YuhongXieZhenfeng WangChuanxinTong.Petroleumge- Cenozoictectonicdeformationstructureandevolutionanalysis ologyofyacheng13-1thelargestgasfieldinchina sof- ofyinggehaiand Qiongdongnan Basinsin Northern South shoreregion[j].marineandpetroleum Geology200825: ChinaSea[D].ChineseGeologyUniversity(Wuhan)2012.] [23]. 2

13 4 : 85 [J] (3): (4):1-7.] [LIN HaitaoRENJianyeLEIChaoetal.Tec- [27]. tonictransferzoneofno.2faultanditscontrolsonsand- [J] (4):649- bodydistributionintheqiongdongnanbasin[j].geotectoni- caetmetalogenia201034(3): ] tureofneotectonism anditscontrolon Late Hydrocarbon [24]. Accumulationin QiongdongnanBasin[J].NaturalGasGeo- [J] (8):56-59.[YOU Jun- science201122(4): ] junsunzhipenglijunliangetal.explorationandpo- [28]. tentialofsongnanlow-upliftinthedeepwaterregionqion- gdongnanbasin[j].chinamining Magazine201221(8):56-59.] Qiongdongnan basin[d].china University of Petroleum [25] ] [J] (6): [ZHANG GongchengMILijunWUJingfu etal.risesandtheirplunges;favorableexplorationdirections formajorfieldsinthedeepwaterareaqiongdongnan Basin 656.[ZHUJitianPEIJianxiangSUNZhipengetal.Fea- [D] [FU Yanhui.Southerndeepwater sedimentarysystem anditshydrocarbonsignificanceofthe [29]. [J] (4): [XU HuaizhiCAIDongshengSUNZhipengetal.Filingchar- actersofcentralsubmarinecanyonof Qiongdongnan Basin [J].Chinaofshoreoilandgas201022(6): ] anditssignificanceofpetroleumgeology[j].actageologica [26]. Sinica201286(4): ] [J] (4):1-7. [30] YU JunfengPEIJianxiang.NewInsightintoOiland Gas [HUANG BaojiaLI Xushen WANG Zhenfengetal. Explorationin MioceneandLateOligoceneStratainQiong- Sourcerockgeochemistryandgaspotentialinthedeepwater dongnanbasin[j].journalofearthscience200920(5): areaqiondongnan Basin[J].China Ofshore Oiland Gas

14 THEFAVORABLEPETROLEUM ACCUMULATIONBELTSAND EXPLORATIONTARGETSIN QIONGDONGNANBASIN ONTHE MARGIN OFNORTHERNSOUTHCHINASEA HU Yang 1 ZHANG Wei 23 ZHANGJingru 23 GONG Xiaofeng 23 LIXiaotang 23 LIUZhijie 23 (1.SchoolofNuclearResearchEngineeringofUniversityofSouthChinaHengyang421001China; 2.KeyLaboratoryofMarginalSeaGeologyGuangzhouInstituteofGeochemistryChineseAcademyofSciencesGuangzhou510640China; 3.UniversityofChineseAcademyofSciencesBeijing100049China) Abstract:TheQiongdongnanBasinislocatedinthejunctureofthePacificplateIndia-Australiaplateand EurasianplateandcharacterizedbycomplexCenozoictectonicandsedimentaryevolutionandpetroleum geology.thebasictectonicpaternin E-WzonationandS-Nsegmentation madethedepressionsofthe basindiferentinthedistributionofvalidsourcerockspetroleumaccumulationconditionsstratigraphic andsedimentarysystemandstructuralframework.basedonthetectonicevolutionandsedimentaryfiling historycombinedwithoilandgasexplorationpracticeinthebasinwegeneralizedfourfavorablepetrole- umaccumulationbeltsincludingtheyanansaganditssurroundingareathenorthernareaofbaodaosag theno.2fracturetectonicbeltandthesouthernuplift(lowuplift)area.accordingtothepetroleumgeo- logicalfeaturesthispaperanalyzedindepththesourcerocksreservoir-capassemblagespetroleumcon- ductionandmigrationconditionsaswelashydrocarbonaccumulation modelsofeachfavorablepetroleum accumulationbeltandmainaccumulationcontrolingfactorsofeachbeltwerealsofiguredoutbasedona- bovework.finalyweproposedtheprospectingtargetsofthebasinsoastoprovidesomecluesforthe futureoilandgasexplorationandresourcesassessment. Keywords:favorablepetroleum accumulationbelt;petroleum geologycharacteristic;accumulationcon- trolingfactors;explorationtargets;qiongdongnanbasin

(,,, [39] ; [28]; ( ) [10]) Fig.1 Thesea-floormapofnorthernSouthChinaSea ;(c) [15] ;(d) [11-13] ( );(e) (a) (b) (e), (c) (d) Posamentier(200

(,,, [39] ; [28]; ( ) [10]) Fig.1 Thesea-floormapofnorthernSouthChinaSea ;(c) [15] ;(d) [11-13] ( );(e) (a) (b) (e), (c) (d) Posamentier(200 2010 8 Vol.30,No.4 30 4 MARINEGEOLOGY & QUATERNARY GEOLOGY Aug.,2010 DOI:10.3724/SP.J.1140.2010.04039 1 2 1 3 (1 ( ), 100083; 2, 266071; 3 ( ),,266555) : 7, ( ),, ;, : ; ; :P736.2 :A :0256-1492(2010)04-0039-10