【《水合物储层常规三轴实验力学特性研究文献综述》3400字】

水合物储层常规三轴实验力学特性研究文献综述水合物储层的力学特性研究多采用常规土工三轴的实验方法，目前水合物沉积物三轴实验主要对单个试样使用单级围压进行等压固结ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1016/j.marpetgeo.2013.11.015","ISSN":"02648172","abstract":"Aseriesoftestswereconductedinordertoinvestigatetheshearstrengthanddeformationbehaviorofmethanehydrate-bearingsedimentsduringdissociationusingthethermalrecoverymethodordepressurizationmethod.Aninnovativetemperature-controlledhighpressuretriaxialapparatuswhichcanreproducetheinsituconditionsofhydratereservoirswasused.Theresultsindicatethat:(1)thefailurestrengthofisotropicallyconsolidatedmethanehydrate-bearingsedimentswhichdissociatedcompletelyusingthethermalrecoverymethodislessthanthatofpureToyourasand.However,theinitialstiffnessandvolumetricstrainarehigherthanthatofpureToyourasand.(2)Thethermalrecoverymethodwillcausethefailureofmethanehydrate-bearingsedimentswhentheaxialloadishigherthanthestrengthofmethanehydrate-bearingsedimentsafterdissociation.(3)Thedepressurizationmethodwillnotcausecollapseofmethanehydrate-bearingsedimentsduringdepressurization.However,waterpressurerecoverywillleadtofailurewhentheaxialloadislargerthanthestrengthofthemethanehydrate-bearingsedimentsafterdissociation.(4)Thedepressurizationrateshowslittleeffectontheultimatedeformationofmethanehydrate-bearingsediments,whiletheinitialdeformationrateincreaseswithincreasingdepressurizationrate.(5)Thelargerthereductionofporepressure,thelargeraxialstrainandvolumetricstrain.©2013ElsevierLtd.","author":[{"dropping-particle":"","family":"Hyodo","given":"Masayuki","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Li","given":"Yanghui","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoneda","given":"Jun","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nakata","given":"Yukio","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoshimoto","given":"Norimasa","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nishimura","given":"Akira","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"MarineandPetroleumGeology","id":"ITEM-1","issued":{"date-parts":[["2014"]]},"page":"52-62","title":"Effectsofdissociationontheshearstrengthanddeformationbehaviorofmethanehydrate-bearingsediments","type":"article-journal","volume":"51"},"uris":["/documents/?uuid=4020d896-fccf-4a40-861d-25b97d1de11c"]}],"mendeley":{"formattedCitation":"^[32]","plainTextFormattedCitation":"[32]","previouslyFormattedCitation":"^[32]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[32]（试样在固结之前生成天然气水合物）或者K0固结ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1016/j.marpetgeo.2013.11.015","ISSN":"02648172","abstract":"Aseriesoftestswereconductedinordertoinvestigatetheshearstrengthanddeformationbehaviorofmethanehydrate-bearingsedimentsduringdissociationusingthethermalrecoverymethodordepressurizationmethod.Aninnovativetemperature-controlledhighpressuretriaxialapparatuswhichcanreproducetheinsituconditionsofhydratereservoirswasused.Theresultsindicatethat:(1)thefailurestrengthofisotropicallyconsolidatedmethanehydrate-bearingsedimentswhichdissociatedcompletelyusingthethermalrecoverymethodislessthanthatofpureToyourasand.However,theinitialstiffnessandvolumetricstrainarehigherthanthatofpureToyourasand.(2)Thethermalrecoverymethodwillcausethefailureofmethanehydrate-bearingsedimentswhentheaxialloadishigherthanthestrengthofmethanehydrate-bearingsedimentsafterdissociation.(3)Thedepressurizationmethodwillnotcausecollapseofmethanehydrate-bearingsedimentsduringdepressurization.However,waterpressurerecoverywillleadtofailurewhentheaxialloadislargerthanthestrengthofthemethanehydrate-bearingsedimentsafterdissociation.(4)Thedepressurizationrateshowslittleeffectontheultimatedeformationofmethanehydrate-bearingsediments,whiletheinitialdeformationrateincreaseswithincreasingdepressurizationrate.(5)Thelargerthereductionofporepressure,thelargeraxialstrainandvolumetricstrain.©2013ElsevierLtd.","author":[{"dropping-particle":"","family":"Hyodo","given":"Masayuki","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Li","given":"Yanghui","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoneda","given":"Jun","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nakata","given":"Yukio","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoshimoto","given":"Norimasa","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nishimura","given":"Akira","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"MarineandPetroleumGeology","id":"ITEM-1","issued":{"date-parts":[["2014"]]},"page":"52-62","title":"Effectsofdissociationontheshearstrengthanddeformationbehaviorofmethanehydrate-bearingsediments","type":"article-journal","volume":"51"},"uris":["/documents/?uuid=4020d896-fccf-4a40-861d-25b97d1de11c"]}],"mendeley":{"formattedCitation":"^[32]","plainTextFormattedCitation":"[32]","previouslyFormattedCitation":"^[32]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[32]（试样在固结之后生成天然气水合物）后剪切。实验过程采用的水合物试样原始的获取方法为钻孔取芯法，但由于技术的不成熟与成本消耗较大ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1016/j.margeo.2006.03.012","ISSN":"00253227","abstract":"MarinesedimentsretrievedwithpressurecoringsystemssuchasthoseusedbytheIntegratedOceanDrillingProgrammaintainsamplesatinsituhydrostaticpressurethroughoutrecovery.Suchpressurecoresareparticularlyimportantforthestudyofgashydrate-bearingsediments,whichmustbemaintainedwithinthegashydratestabilityfieldduringshipboardcorecharacterization.Untilnow,therehasbeennodevicecapableofdirectlymeasuringasuiteofphysicalpropertiesonsedimentscontainedinpressurecoreswithoutfirstdepressurizingthem.Thisstudydescribesthedesign,construction,anddeploymentoftheInstrumentedPressureTestingChamber(IPTC),whichwasfirstusedtomeasurethephysicalpropertiesofpressurecoresrecovered∼1530

mbelowtheseasurfaceduring2005drillingintheGulfofMexico.TheIPTCpermitsdrillingthroughtheplasticlinerwhilethecoreisunderpressureandthesequentialmeasurementofP-andS-wavevelocities,undrainedstrength,andelectricalconductivity.PreliminaryresultsindicatethattheseismicvelocitiesmeasuredonapressurecorewiththeIPTCaremorerepresentativeofinsituseismicvelocitiesatcomparabledepthsthanarevelocitiesmeasuredonconventionalcoresfromthesesamedepths.TheflexibilityoftheIPTCdesignallowsfuturemodificationstoaccountforrestorationofeffective,notjusthydrostatic,stress;theadditionofnewtypesofmeasurements;samplingofporefluidsandsedimentsunderpressure;anduseofthedeviceasalaboratoryreactorforgashydratesstudies.©2006ElsevierB.V.Allrightsreserved.","author":[{"dropping-particle":"","family":"Yun","given":"T.S.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Narsilio","given":"G.A.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Santamarina","given":"J.C.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Ruppel","given":"C.","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"MarineGeology","id":"ITEM-1","issue":"3-4","issued":{"date-parts":[["2006"]]},"page":"285-293","title":"Instrumentedpressuretestingchamberforcharacterizingsedimentcoresrecoveredatinsituhydrostaticpressure","type":"article-journal","volume":"229"},"uris":["/documents/?uuid=e333cb77-9fc7-4f0b-9bad-b56b889532c7"]}],"mendeley":{"formattedCitation":"^[33]","plainTextFormattedCitation":"[33]","previouslyFormattedCitation":"^[33]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[33]，无法实现实验室的规范化使用。由此，实验室重塑试样的制作方法相继被研究使用，混合制样法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.3208/sandf.45.1_75","ISSN":"00380806","abstract":"ThepossibleexistenceofavastamountofmethanehydratearoundislandshasattractedattentionasthelargestpotentialhydrocarbonresourceinJapan.Atthesametime,severalproductionmethodshavebeenconsideredtoextractthegasfromthehydratezone.Althoughitisknownthatthehydratesposesignificantobstaclestodrillingandproductionoperations,thereisatpresentonlylimitedknowledgeonthemechanicalbehaviorofhydrate-richzones,whichisnecessarytounderstandthestabilityaroundthesite.Inordertoknowthepropertiesofmethanehydrateand/oritssandmixtures,aseriesoftestswascarriedoutonartificialmethanehydrate-sandmixtures,usinglowtemperatureandanewlydevelopedhighconfiningpressuretriaxialcompressiontechnique.Thesedimentsusedinthemixturewereobtainedfroma207.75mseabottomcorefromtheNankaiTrough,located1152.75mbelowsealevel.Thespecimensusedwerepreparedbycompressingamixtureofartificialmethanehydrateandthesedimentswithavolumeratioofsedimentstothewholeofspecimen.Onthebasisoftheseexperimentalresults,thefactorsaffectingmechanicalpropertiesofthehydrateandsedimentmixturesarediscussed.Itisveryessentialtocollectmoredataonthepropertiesofmethanehydrateand/orsedimentation(soil)mixturetounderstandthestabilityofanyattemptatmethanehydrateproduction.","author":[{"dropping-particle":"","family":"Hyodo","given":"Masayuki","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nakata","given":"Yukio","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoshimoto","given":"Norimasa","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Ebinuma","given":"Toshiro","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"SoilsandFoundations","id":"ITEM-1","issue":"1","issued":{"date-parts":[["2005"]]},"page":"75-85","title":"Basicresearchonthemechanicalbehaviorofmethanehydrate-sedimentsmixture","type":"article-journal","volume":"45"},"uris":["/documents/?uuid=7be0c041-94e5-4e89-97dd-3267a9b4fa0d"]}],"mendeley":{"formattedCitation":"^[30]","plainTextFormattedCitation":"[30]","previouslyFormattedCitation":"^[30]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[30]、种冰法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1021/ef970167m","ISSN":"08870624","abstract":"Wedescribeanewandefficienttechniquetogrowaggregatesofpuremethanehydrateinquantitiessuitableforphysicalandmaterialpropertiestesting.Testspecimensweregrownunderstaticconditionsbycombiningcold,pressurizedCH4gaswithgranulatedH2Oice,andthenwarmingthereactantstopromotethereactionCH4(g)+6H2O(s→1)→CH4·6H2O(methanehydrate).Hydrateformationevidentlyoccursatthenascentice/liquidwaterinterfaceonicegrainsurfaces,andcompletereactionwasachievedbywarmingthesystemabovetheicemeltingpointandupto290K,at25-30MPa,forapproximately8h.Theresultingmaterialispure,cohesive,polycrystallinemethanehydratewithcontrolledgrainsizeandrandomorientation.SynthesisconditionsplacedtheH2Oicewellaboveitsmeltingtemperaturewhilereactionprogressed,yetsamplesandrunrecordsshowednoevidenceforbulkmeltingoftheunreactedportionsoficegrains.ControlexperimentsusingNe,anon-hydrate-forminggas,showedthatunderotherwiseidenticalconditions,thepressurereductionandlatentheatassociatedwithicemeltingareeasilydetectableinourfabricationapparatus.Theseresultssuggestthatunderhydrate-formingconditions,H2Oicecanpersistmetastablytotemperatureswellaboveitsordinarymeltingpointwhilereactingtoformhydrate.Directobservationsofthehydrategrowthprocessinasmall,high-pressureopticalcellverifiedtheseconclusionsandrevealedadditionaldetailsofthehydrategrowthprocess.Methanehydratesampleswerethentestedinconstant-strain-ratedeformationexperimentsatT=140-200K,Pc=50-100MPa,andε=10-410-6s-1.MeasurementsinboththebrittleandductilefieldsshowedthatmethanehydratehasmeasurablydifferentstrengththanH2Oice,andworkhardenstoanunusuallyhighdegreecomparedtoothericesaswellastomostmetalsandceramicsathighhomologoustemperatures.Thisworkhardeningmayberelatedtoachangingstoichiometryunderpressureduringplasticdeformation;X-rayanalysesshowedthatmethanehydrateundergoesaprocessofsolid-statedisproportionationorexsolutionduringdeformationatconditionswellwithinitsconventionalstabilityfield.","author":[{"dropping-particle":"","family":"Stern","given":"LauraA.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Kirby","given":"StephenH.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Durham","given":"WilliamB.","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"EnergyandFuels","id":"ITEM-1","issue":"2","issued":{"date-parts":[["1998"]]},"page":"201-211","title":"Polycrystallinemethanehydrate:Synthesisfromsuperheatedice,andlow-temperaturemechanicalproperties","type":"article-journal","volume":"12"},"uris":["/documents/?uuid=91e9d4b3-c481-4cfe-8db7-09a42720c885"]}],"mendeley":{"formattedCitation":"^[34]","plainTextFormattedCitation":"[34]","previouslyFormattedCitation":"^[34]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[34]、水饱和法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"ISBN":"1880653648","ISSN":"10986189","abstract":"Methanehydratehasbeenformedsyntheticallyintwotypesofhostspecimens,ice-sandand/orwater-sandmixture,whichwereconfinedinatri-axialpressurevesselunderthedeep-seaconditionequivalenttoapproximately800mdeep.Theshearstrengthofsyntheticsedimentsincreasedduetomethanehydrateformation.However,syntheticsedimentfromice-sandmixtureshowednosignificantincreaseinthestrengthatlessthan25%ofthesaturationdegreeofmethanehydrate,whereasthesedimentstrengthbywater-sandmixturerosesuccessivelywiththemethanehydratesaturation.Moreover,theeffectsofsaturationdegreeofmethanehydrateoncohesionandelasticpropertieswereconfirmed.Copyright©2005byTheInternationalSocietyofOffshoreandPolarEngineers.","author":[{"dropping-particle":"","family":"Masui","given":"Akira","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Haneda","given":"Hironori","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Ogata","given":"Yuiji","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Aoki","given":"Kazuo","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"15thInternationalOffshoreandPolarEngineeringConference","id":"ITEM-1","issued":{"date-parts":[["2005"]]},"page":"364-369","title":"Effectsofmethanehydrateformationonshearstrengthofsyntheticmethanehydratesediments","type":"paper-conference"},"uris":["/documents/?uuid=6e13c945-dd67-4528-bc3c-4c81d4a92b6a"]}],"mendeley":{"formattedCitation":"^[35]","plainTextFormattedCitation":"[35]","previouslyFormattedCitation":"^[35]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[35]、气饱和法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1002/2013JB010233","ISSN":"21699356","abstract":"Aseriesoftriaxialcompressiontestswereconductedinordertoinvestigatethemechanicalbehaviorofgas-saturatedmethanehydrate-bearingsediments,andacomparisonwasmadebetweengas-saturatedandwater-saturatedspecimens.Measurementsongas-saturatedspecimensindicatethat(1)thelargerthemethanehydratesaturation,thelargerthefailurestrengthandthemoreapparentthesheardilationbehavior;(2)failurestrengthandstiffnessincreasewithincreasingeffectiveconfiningstressandporepressureappliedduringcompression,thoughthespecimenbecomeslessdilativeunderhighereffectiveconfiningstress;(3)lowertemperaturesleadtoanincreaseofthestiffnessandfailurestrength;(4)stiffnessofspecimensformedunderlowerporepressureishigherthanthatofspecimensformedunderhigherporepressurebutatthesameeffectivestress;(5)stiffnessandfailurestrengthofgas-saturatedspecimensarehigherthanthoseofwater-saturatedspecimens;(6)gas-saturatedspecimensshowmoreapparentstrain-softeningbehaviorandlargervolumetricstrainthanthatofwater-saturatedspecimens.KeyPointsMechanicalbehaviorofgas-saturatedhydratesedimentsisobtainedAcomparisonismadebetweengas-saturatedandwater-saturatedhydratesedimentsThemechanicalbehaviorofthetwokindsofspecimensismarkedlydifferent©2013.AmericanGeophysicalUnion.AllRightsReserved.","author":[{"dropping-particle":"","family":"Hyodo","given":"Masayuki","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Li","given":"Yanghui","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoneda","given":"Jun","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nakata","given":"Yukio","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Yoshimoto","given":"Norimasa","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Nishimura","given":"Akira","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Song","given":"Yongchen","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"JournalofGeophysicalResearch:SolidEarth","id":"ITEM-1","issue":"10","issued":{"date-parts":[["2013"]]},"page":"5185-5194","title":"Mechanicalbehaviorofgas-saturatedmethanehydrate-bearingsediments","type":"article-journal","volume":"118"},"uris":["/documents/?uuid=2de0be30-2436-430e-a486-c688c8158075"]},{"id":"ITEM-2","itemData":{"DOI":"10.1002/2016GC006521","ISSN":"15252027","abstract":"In-situsynchrotronX-raycomputedmicrotomographywithsub-micrometervoxelsizewasusedtostudythedecompositionofgashydratesinasedimentarymatrix.Xenon-hydratewasusedinsteadofmethanehydratetoenhancetheabsorptioncontrast.Themicrostructuralfeaturesofthedecompositionprocesswereelucidatedindicatingthatthedecompositionstartsatthehydrate-gasinterface;itdoesnotproceedatthecontactswithquartzgrains.Meltwateraccumulatesatretreatinghydratesurface.Thedecompositionisnothomogeneousandthedecompositionratesdependonthedistanceofthehydratesurfacetothegasphaseindicatingadiffusion-limitationofthegastransportthroughthewaterphase.Gasisfoundtobemetastablyenrichedinthewaterphasewithaconcentrationdecreasingawayfromthehydrate-waterinterface.Theinitialdecompositionprocessfacilitatesredistributionoffluidphasesintheporespaceandlocalreformationofgashydrates.Theobservationsallowalsorationalizingearlierconjecturesfromexperimentswithlowspatialresolutionsandsuggestthatthehydrate-sedimentassembliesremainintactuntilthehydratespacersbetweensedimentgrainsfinallycollapse;possibleeffectsonmechanicalstabilityandpermeabilityarediscussed.Theresultingtimeresolvedcharacteristicsofgashydratedecompositionandtheinfluenceofmeltwateronthereactionrateareofimportanceforasuggestedgasrecoveryfrommarinesedimentsbydepressurization.","author":[{"dropping-particle":"","family":"Yang","given":"Lei","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Falenty","given":"Andrzej","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Chaouachi","given":"Marwen","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Haberthür","given":"David","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Kuhs","given":"WernerF.","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"Geochemistry,Geophysics,Geosystems","id":"ITEM-2","issue":"9","issued":{"date-parts":[["2016"]]},"page":"3717-3732","title":"SynchrotronX-raycomputedmicrotomographystudyongashydratedecompositioninasedimentarymatrix","type":"article-journal","volume":"17"},"uris":["/documents/?uuid=3f316a11-e508-47e8-b986-256a22e47b2c"]}],"mendeley":{"formattedCitation":"^[31,36]","plainTextFormattedCitation":"[31,36]","previouslyFormattedCitation":"^[31,36]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[31,36]以及溶解气法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.1029/2005GL024107","ISSN":"00948276","abstract":"Anexperimentaldevicedesignedanddevelopedtogrowmethanehydrateintheporespaceofasedimentwassuccessfullyusedwithaglassbeadsample.Theunderlyingideafortheexperimentisthatmethanedissolvedinwateristransportedwithupwardmovingfluidsfromitsplaceoforiginatgreaterdepthstoformationswithinthehydratestabilityfieldwherethemethaneisremovedfromtheporewatertoformhydrate.Thisprocessissimulatedinaclosedloopflowsystemwheremethanechargedwaterfromagas/waterreservoiroutsidethehydratestabilityfieldispumpedintothesedimentsamplecellinthestabilityfieldformethanehydrate.Thefluiddepletedofmethane,thenflowsbackintothegas/waterreservoirtoberechargedwithmethane.Whentheexperimentwasterminatedduetoblockageofflowbyhydrateformation,hydratesaturationwasabout95%.Copyright2005bytheAmericanGeophysicalUnion.","author":[{"dropping-particle":"","family":"Spangenberg","given":"Erik","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Kulenkampff","given":"J.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Naumann","given":"R.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Erzinger","given":"J.","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"GeophysicalResearchLetters","id":"ITEM-1","issue":"24","issued":{"date-parts":[["2005"]]},"title":"Porespacehydrateformationinaglassbeadsamplefrommethanedissolvedinwater","type":"article-journal","volume":"32"},"uris":["/documents/?uuid=3b752e79-7119-403c-accf-bd3ef0d166f0"]},{"id":"ITEM-2","itemData":{"DOI":"10.1130/0091-7613(2001)029<0867:VOOGHF>2.0.CO;2","ISSN":"00917613","abstract":"Visualobservationofgashydratesatthemicroscopicscaleinsyntheticporousmediaprovidesunequivocalvisualevidencethatclathratescanforminsystemswithoutthepresenceofafree-gasphase.Hydrateswereformedfromasolubleliquidhydrateformer(tetrahydrofuran,C4H8O),fromfreegas(CH4),andfromdissolvedgas(CO2).Clathrateswerefoundtoformwithinthecenterofporespaces,ratherthanongrainsurfaces.Cementationofgrainsonlyoccurredinregionsofasmallgrainsize,orwherealargeproportionofporespacewasfilledwithhydrate.However,evenathighclathratesaturations,athinfilmoffreewaterpersistedongrainsurfaces.Theresultshaveimportantimplicationsforthepotentialcementingeffectofhydratesonsediments,andthusforsedimentpermeability,slopestability,andseismicinterpretationofhydrate-bearingsediments.","author":[{"dropping-particle":"","family":"Tohidi","given":"Bahman","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Anderson","given":"Ross","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"Ben","family":"Clennell","given":"M.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Burgass","given":"RodW.","non-dropping-particle":"","parse-names":false,"suffix":""},{"dropping-particle":"","family":"Biderkab","given":"AliB.","non-dropping-particle":"","parse-names":false,"suffix":""}],"container-title":"Geology","id":"ITEM-2","issue":"9","issued":{"date-parts":[["2001"]]},"page":"867-870","title":"Visualobservationofgas-hydrateformationanddissociationinsyntheticporousmediabymeansofglassmicromodels","type":"article-journal","volume":"29"},"uris":["/documents/?uuid=d0e20090-3f2e-49fd-8a7e-bb6ea51da494"]}],"mendeley":{"formattedCitation":"^[37,38]","plainTextFormattedCitation":"[37,38]","previouslyFormattedCitation":"^[37,38]"},"properties":{"noteIndex":0},"schema":"/citation-style-language/schema/raw/master/csl-citation.json"}[37,38]成为研究中常常使用的试样制备方法。混合制样法ADDINCSL_CITATION{"citationItems":[{"id":"ITEM-1","itemData":{"DOI":"10.3208/sandf.45.1_75","ISSN":"00380806","abstract":"ThepossibleexistenceofavastamountofmethanehydratearoundislandshasattractedattentionasthelargestpotentialhydrocarbonresourceinJapan.Atthesametime,severalproductionmethodshavebeenconsideredtoextractthegasfromthehydratezone.Althoughitisknownthatthehydratesposesignificantobstaclestodrillingandproductionoperations,thereisatpresentonlylimitedknowledgeonthemechanicalbehaviorofhydrate-richzones,whichisnecessarytounderstandthestabilityaroundthesite.Inordertoknowtheproperti