Petrel官方地震解释培训M9-Attachm

AttachmentsOverview,Convertingpre-Petrel2007.1seismicprojectsMergenavigationandSEG-YdataSeismicserverUsefaultsasconstraintwhenautotrackingModifyautotrackparametersEditfaultsegmentsHorizonoperationexampleSurfaceoperationexampleArtificiallightGeneratesurfacefromattributemapsGeneratevariogramsfromattributemapsCompletestructuralmodelCreatevelocitymodelusingaseismicvelocitycubeCreatevelocitymodelusingstackingvelocities,Convertingpre-Petrel2007.1seismicprojects,InPetrel2007.1,selectOpenprojectfromtheFileMenu,1,Selectthepre-P2007.1projectandopenit,Observeanywarningandinformationboxes,aswellasthePetrelmessagelogthatpopsup,2,3,MergenavigationandSEG-Ydata,FromtheToolmenu,selectLaunchSEGYUtility,1,SelecttheUKOOANavigationfile,Notfinished,2,3,Connecttoaseismicserver,FromtheViewmenu,selectPanesandSeismicServerexplorer,1,IntheSeismicServerexplorerwindow,clickonConnectandgiveintheneededparameters,Availableseismicvolumesandinterpretationscanbecopiedandpastedlocallyaslinkstoseismicserverdata,2,3,2,3,Usingfaultsasconstraintwhenautotracking,Settings-TrackingtabofaninterpretationandsetStopatvisiblefaultsasLateralconstraintsInterpretedfaultsareusedtostoptheautotracking,2,Thefaultcompartmentmustbecompletelysurroundedbyfaults(closedcompartment).Anygapbetweenfaultsmayresultininterpretationleakingthroughthehole.Whereeventsaredipping,interpretationmayleakoverthetoporunderthebaseoffaults.,Modifyautotrackparameters,3,2,The”bestpractice”istouseapolygontolimittheautotrackingtoanareaofinterest.Opena2DWindowanddisplayseismicandinterpretationdatainthatwindowActivatetheMake/EditPolygonsprocessfoundunderUtilitiesUseAddNewPointsanddigitizeaclosedpolygonaroundtheareaofinterest.ClosethepolygonwithCloseSelectedPolygon(s),1,Seedvalueconfidence(minimumvaluetrackedas%ofseedpoint)Maxverticaldelta(maximumverticalpositionchangefromonetracetonext)ToggleonWavelettrackingandspecifyparametersExpansionquality(distanceoutcheckedagainstseedpoint),Modifyautotrackparameters-basics,Boundarypolygon(closedpolygonthatautotrackingisnotpermittedtoexpandbeyond)Seismicvolume(3Dvolumetouseifmorethanonecube)Seeds(Visible-allpointsindisplaywindow/Selected-onlyselectedpointsindisplaywindow/Satisfyingfilter-filtercriteria)Override/Locking(Overridesorlocksalreadytrackedpoints)TrackNow!(initiatestracking),9,Hovercursoroverquestionmarkforinformationonparameters,2,3,4,1,5,7,8,Editfaultsegment,1,2,4,3,5,OpentheInterpretationWindowusedpreviouslyMakeacopyofthefault(clickonthefaultinInputtab,Ctrl+CCtrl+V).MakethecopyactiveActivatetheSelectandEdit/AddPointstool.ClickonapointandmoveitToaddpoints,activatetheInterpretFaultstool.LeftclicktoaddinterpretationThesameprocedurecanbefollowedina3DWindow,butissomewhatmorecumbersomeasthepointsmaybemovedoutoftheseismicplane,EditFaultsegment,1,5,3,2,4,Continueusingtheopen3DWindow,makesurethefaultisactiveandshownSelecttheCutSegmenttool.ClickonthelinebetweentwopointstobecutTojointwolinesegments,activateSetSelect/PickMode.HoldCtrlandclickonthetwolinesegmentstobejoined.ObservethatallpointsonthesegmentsturnyellowClickontheJoinPointsinSegmenticonThesameprocedurecanbefollowedinanInterpretationwindow,Surfaceoperationsthicknessmap,Displaythetwosurfacesina3DWindowRightclickonthesurfaceontopoftheinterval,openSettings-OperationstabUnderCalculations,MakeThicknessmap.UsethedeepersurfaceasBaseSurface.MakebothTSTandTVTmapsandnotethedifferencesQCusingthe3Dwindow,1,5,2,3,Artificiallight-edit,3,4,Toeditlightsourceusingthemouse:Rightclicklightsourceandclickontheviewallonthetoolbar,Generatesurfacefromattributemaps,2,3,GenerateVariogrammapfromattributemaps,RightclickonthegeneratedattributeofanattributemapUseConverttoPointsAnewobjectisfoundatthebottomoftheInputpane.Displayitina3DwindowGotoSettings-Variogramtab.UseVariogrammap,chooseTypeandExecuteDisplaytheresultingsamplevariograminaMapwindow,4,5,GenerateSamplevariogramfromattributemaps,2,3,4,CompleteStructuralmodelFaultinterpretationcontinuation,2,4,CompleteStructuralmodelFaultinterpretationcontinuation,2,Additionalslides,ImportvelocitydataSEG-YcubeVelocitymodelingconvertingvelocitycubesVelocitymodelusingaseismicvelocitycubeImportvelocitydataStackingvelocitiesVelocitymodelusingastackingvelocitiesVelocitymodelusingcheckshotsandstackingvelocities,ImportvelocitydataSEG-Ycube,FromtheMenubar,gotoInsertandNewSeismicSurveyFolderUnderSetting,Infotab,renamethefoldertoVelocity.RightclickanduseImport(onSelection)OpenthefilewithFileoftype:SEG-YSeismicdata.IntheImportboxchangeTemplatetoVelocityDisplayanInlineandCrosslinefromthevelocitycube,1,2,3,4,Velocitymodeling-convertingvelocitycubes,FromtheInputpane,expandthevelocitycubeobjectanddisplayaninlineandcrossline.RightclickonthevelocityvolumeandopenVolumeattributes.FromAttributelibrary,selectDepthconversionmethodfromthedropdownmenu.SelectVelocitycube(Depthtypeattribute).ToggleonSetoutputnameandtypeinAveragevelocity.UsedefaultparametersandclickOK.,4,2,3,6,5,1,Velocitymodelingusingaseismicvelocitycube,Re-opentheMakevelocitymodelprocessToggleonCreatenewvelocitymodelChangecorrectiontoWelltopsanddropinthecorrespondingtopsfromtheInputpaneChangeVelocitymodelinputtoVelocitycubeforthe5lastentriesDropintheAveragevelocityvolumejustcreatedusingthedropinarrows,3,2,4,5,1,ImportvelocitydataStackingvelocities,FromtheMenubar,gotoInsertandNewFolder.Clickonfoldername(Newfolder),pressF2,andchangename-forexampleStackingVelocities.Withright-mouse-button:SelectImport(onSelection).Opencorrectfile.UseFileoftypePetrelPointswithAttributes(ASCII).Matchtheimportparameterswithinputfile.KeepZ-valuetofeetfornow.ClickOK.,3,1,4,2,ImportvelocitydataStackingvelocities,RightclickonstackingvelocitydatasetandopenSettingsfortheobjectGototheInfotabandchangeTemplatetoElevationTimeExpandthestackingvelocityobjectandtheAttributessub-folder.OpenSettingsforAttributeVstackChangeTemplatetoStackingVelocityDisplaythepointdatasetina3Dwindow,7,6,5,9,8,Velocitymodelingusingstackingvelocities,Dixconversion,IntheInputtab,opentheVstackfolder,thexytv-data(VL_D.txt)andtheAttributesfolderRightclickonthepointdata,openSettingsandgotoOperationstab.OpenSeismicOperationsanduseDixconversionDropinthedatapointswiththedropinarrow.ClickonExecuteIntervalvelocity,averagevelocityandotherattributesaregenerated,1,2,4,2,3,Velocitymodelingusingstackingvelocities,upscaling,Makesurethecorrect3DGridundertheModelstabisactiveFromtheProcesstab,opentheScaleupwelllogsprocessUseCreatenewpropertySelectPointattributesanddropinthepointdatausingdropinarrowandselectAveragevelocityAfterupscalingthepointattributes,theAveragevelocityUpropertyisgeneratedfora3DGrid,5,4,3,2,1,Velocitymodelingwithstackingvelocities,populate3DGrid,FromtheProcesstab,openthePetrophysicalModelingprocessUseexistingpropertyandselectAveragevelocityUUnlockthefirstzoneusingthelockiconSelectMovingAverage(Interpolation)asMethodforZoneUnderOutputdatarange,changeMin/MaxtoRelative(%).Applytopopulatethefirstzone,2,5,4,3,1,Velocitymodelingusingstackingvelocities,3DGrid,Withthefirstzoneunlockedandallparametersset,clickCopysettingsfromtheselectedzoneClickonPastesettingstoallzones.UnderOutputdatarange,changeMin/MaxtoRelative(%)andApplyViewtheresultina3Dwindow,2,3,1,4,Velocitymodelingusingstackingvelocities,FromtheProcesstab,opentheMakeVelocityModelUseCreatenewvelocitymodel(donotoverwritethepreviousgeneratedmodel)ChangeVelocityModelinputtoPropertyforallintervalsDropinthecorrespondingAveragevelocitypropertyusingthearrowsMakesureCorrectionissettoWellTops,alternatively,dropinthecorrespondingtopsfromtheInputtab,2,5,3,4,1,Velocitymodelingusingcheckshotsandstackingvelocities,Rightclickonthecheckshotobject,selectInsertnewattribute.MakeacontinousattributewithattachedtotheAveragevelocity.Inthecheckshotspreadsheet,copyandpastthecalculatedaveragevelocitycolumnintothecreatedcolumnUpscaltheAveragevelocitypointsintoa3Dgrid,2,4,4,1,3,Velocitymodelingusingcheckshotsandstackingvelocities,OpenPetrophysicalmodeling,usetheAveragevelocity(checkshots)andopenZone1.SelectMethod(KrigingbyGslib)andsetvariogramparameters.DocolocatedCo-krigingwiththeAveragevelocityderivedfromVstackassecondaryvariableUsethesamesetupforallzonestopopulatethecheckshotsderivedaveragevelocity,9,5,8,7,6,UsethenewAveragevelocitypropertyasinputintothevelocitymodelingprocess,Activatea3DGridinthemodelspane.ClickonanInlineandCrosslineforthevolumetouseOpenthePetrophysicalmodelingprocessfoundunderPropertymodelingintheProcesspaneUsecorrectPropertytemplate.SelectzonetomodelandunlockitUseAssignvaluesasMethodforzone/facies.Clickontheseismicvolu