中国煤层气富集高产规律_开采特点及勘探开

:,1950,,,();;,14,50:(065007)44:[phone]E2mail:[e-mail]..,2009,29(10):13219.,,,:;,,,,,,,;;,;,,,AVODOI:10.3787/j.issn.100020976.2009.009.00411.1,422000m36.81012m3,1500m10.91012m3,[1],5.571012t,1.031012t;20081.610427.4108t,58108m3(1),18108m3,19.7%31%,100104t10068,200108m32008:2800,540,65,2213;1419;,0.36%(6.4%),,20087.5108m3(15108m3),1.3%,1.2,5:1.2.1:,119981999200020012002200320042005200620072008(108t)12.510.459.9811.0613.9317.3619.5621.823.3125.2327.4(108m3)6891012151923324358(108m3)///////0.31.33.215750865365798567064646702602759864581378632106.06.35.85.14.63.93.12.82.01.51.231299,,,;,,;,1.2.1.1,,2100km2,4800108m3,[2],(1),15,NE3,,,,1.2.1.210(2),,64115m3,4,,18002800m310,;,:62107297210721172128296,,,;6286297288284,,,,21.2.2,,,,,,,,,,;,,,,,,,[3],,,,,,,1.2.3:,,,,,,,,,4120099,,,(500),,,,,,1.2.3.1:657960m,3090m,7.29.8m3/t,85%96%;0.4710-30.3210-3m2;20km2,41.6108m341,2500m3,16000m3,10a,25%,50%,16a,4a(),10,,,,,[4]1.2.3.2:,,,;3540m,10m,135.49km2,77.3108m3;600900m,Ro0.6%,812m3/t,1.510-3m2;1996DT231.35104m3,0.5104m3,1017104m38,0.31041.35104m3()1.2.4:,,,,,,,,,,,,,,,,,,,,76.91m400900m,,123,96.85m,(C)892.75929.3m,2.935.59m3/t,4.88m3/t(Ro)0.3%0.44%,100m1256m3/t,108km2,162108m3380km2,1008108m31.2.5:,,,,,,,,,,,,,,,,,,,300/m,0.510-3m2,,,20059,504,25672583m,2d,,7300m3;20075,2557.81m,(14.5m3),,20m3,666000m3[5]5129922.1,,,,(3),(2),32(m)(m3)(m3)1242102208012319547310.522718644520.312520429330.21211146024.312114113012.222514705.212101721443.222112317402.62.2LJ2003(4),4500m3,4a,2780m3,662104m3,26.6%,50%()3:,,;:,,;:,,1a;300m300m46a,;,,13aDT,199612,1.35104m3,21.8m3,15,2004,4a,0.5104m3,1017104m3,3(5),32.33:,3;,3(6):,;(6)4LJ61200995DT6:,,;(6)2.43:,;,(7):,7,,:,,,318,,,:AVOU7129933AVO,,12km,,;,610U12km,,;,23100200m,25,45,,,35,,,(510-3m2)3.1AVO[6],,AVO,AVO(),(8):8145#AVOAVO:;,AVO:3.2m1211,7993m,10,2000m;121[7],2104m3,200070,10104m33.3,,,8120099;;,,,10,3.41238:0.05MPa,385m3,2.1m3;0.42MPa,4062m3,0.8m3,U[8];45;510-3m24:;;;,;,,,[1],,,.[J].,2008,17(5):124.[2],.[C].:,2003:65273.[3],,.[C].:,2006:84288.[4].[J].,2007,4(2):26229.[5],,,.[J].,2008,28(3):19222.[6],,,.[M].:,2006:1552162.[7],,,.[C].:,2007:1652172.[8],,,.[M].:,2008:1792195.(2009208225)(),,,,200961,,,,(http:finance.eastmoney.com/090912,1185528.html)91299(500bcm)since2000withamajorcontributionof70%bygiantgasfields.Naturalgasexplorationhastofacemanychallengessuchasthecomplexgeologicalconditions,greaterdifficultiesandhigherrequirementforgasexploration.Newideasandinnovationsoftechnologywillbenecessaryforfuturenaturalgasexploration.TotapmoreunconventionalgasresourcesistheonlywaytothesustainabledevelopmentofnaturalgasindustryinChina.KEYWORDS:China,naturalgas,unconventionalnaturalgas,exploration,reserves,explorationtechnology,giantgasfield,strategicissues,developingtrendDOI:10.3787/j.issn.100020976.2009.09.002WEIGuo2qi(professorofseniorengineer),bornin1964,graduatedfromtheJianghanPetroleumInstitutein1996,andthenobtainedaPh.DdegreeinstructuralgeologyfromNanjingUniversityin2000.AndnowheissubdeanofLangfangBranchofPetroChinaResearchInstituteofPetroleumExplorationandDevelopment.Add:MailBox44,Wanzhuang,Langfang,HebeiProvince065007,P.R.ChinaTel:[phone]E2mail:[e-mail]algasresourcesandexploitationtechnologiesinChinaNINGNing1,WANGHong2yan1,YONGHong2,LIUHong2lin1,HUXu2jian3,ZHAOQun1,LIUDe2xun1(1.LangfangBranch,PetroChinaResearchInstituteofPetroleumExplorationandDevelopment,Lang2fang065007,China;2.InternationalDepartmentofCNPC,Beijing100007,China;3.PetroChinaJi2dongOilfieldCompany,Tangshan063200,China)NATUR.GASIND.VOLUME29,ISSUE9,pp.9212,9/25/2009.(ISSN100020976;InChinese)ABSTRACT:Theabundantunconventionalnaturalgasresources,ifexploitedreasonablyandefficiently,willprovidestableen2ergysupplyforthesustainabledevelopmentofChineseeconomy.InChina,theprospectivereservesofcondensesandstonegasresourcesisestimatedtobemorethan12tcmandsomeprogresshasbeenmadeinitscommercialproduction;breakthroughhasbeenmadeinthehigh2rankcoalofcoalbedmethaneexploration;thestudyofshalegashasjuststarted,andgoodconditionshavebeenfoundintheSichuan,Tarim,andOrdosbasinsforbothpoolingandexploitationofshalegas;manyevidencesofmethanegashydratehavebeenfoundintheSouthSeaofChina.However,duetothecomplexityandthespecificcharacteristicsofgeologicalconditions,sometechnologiesofexplorationandexploitationcannotmeettheneedsfortherecoveryorcommer2cialproductionoftheunconventionalnaturalgasresources.Therefore,thispaperpresentssomesuggestions:toresearchin2toanddevelopvarioustechnologiesofexploitingdifferenttypesofcondensesandstonegasreservoirs;tooptimizethefavora2bleblocksforthecoalbedmethaneandenlargeitsscaleofexplorationanddevelopment;toresearchintoanddevelophighandefficientexplorationandexploitationtechnologiesforhighcoalrankcoalbedgasfields;tosurveythedistributionofshalegasresourcesandidentifythemaincontrollingfactorsofshalegaspooling;tomakeassessmentonmethanegashydrater