彈性AVO反演.pdf

1、成都理工大學(xué)碩士學(xué)位論文彈性AVO反演姓名：容嬌君申請學(xué)位級別：碩士專業(yè)：地球探測與信息技術(shù)指導(dǎo)教師：賀振華黃德濟20080501ElasticAVOinversionbl∞dnc耄io罨of馕ealllhof：Ron西ia嘶u玨，m越e，wasb烈強i玨Decemkf，1983，whosetutorwasPfofessofHezhenhuaandHuangdcjiHe鏟aduatedfromChengduuniversityofTec

2、hnologyineanhexplorationandinfonnationtechniquesmajorandwas磐anled穗eMasl茨Deg托ei羲J玨ne，2∞8Abstract、研thcurrentdeveIOpmentofexploringtechnologyin∞mplexs觚ctureareas，by餓eunde撂la懿di玨g強d砌∞gni￡iQnofAvObae薹【g約und，his耄。玀，磚seafc魏ofpf

3、esentsituationanddevelopmenttrends，andcombining、Ⅳiththetheoreticalmodelsandthep怒clicalp喲du葭io玨，攮主spapef輟采魏ly瓣sea懟he蓮lheAVOa|lf至bulepafa璜ele熱鞠蓮lithologicparametersinversedfromtheprestackinfomations，funberrevealIedthevafia

4、blefealllllcoflithologyandporeBuid，anddeeplydiscussedtheparameterchoiceanditsinfluenceontheresultsinthepFocessofinVersionFirstly，thispaperintroducedthefundamentalprinciplesandpetrophysical南毽纛dation，whiehwo糟vefyimpo曩anllo

5、l囊ei薹薹￡e攀托l(wèi)alio鼗ofi矗Ve鶼ionf。sulls；lintroducedtheZoeppritzequatiOnanditsdifferentapproximateequations，anddisc毽ssed像ep戲isio秘of出恐瓣玨lapp∞xi掇鑫teeq毽a圭io建s，w董lieh擻adebeddi藏gfofthefolIowinginversionwhichbasedonthemodeequation；an

6、dthen，AVOresponsefealufesoffouftypeshydrocafbonbearingsandswerercseafched；mofeoVer，ldiscussedandreseafchedsomealgofismsusedintheinversion，mainlyin童roducedljneariterationandsimplegeneticalgorithm，andputtedforwardanewobjec

7、t如囂ctionw蠹i蕊wasvefye董琵elive幻豫瓣鰣e氌eef翔瑪c鞠sedbyoullie鵝i鞋li羲e黼蠡|；thelastchapterwasthekeyofthispaper，whichdetailedlyderiVedthecorrelatedfofmlllasofa童l五bulei魁ve豁ion鑫穩(wěn)d也e≤l斟elopme燃o(jì)felaslieimpeda贛cefofm毽las，analysedanddiscusse

8、dtheparameterimpactontheptocessingresuIt，explainedtheinversionworknowsofsomeattribulesindetails，beginnmgatgeolo沓calmodel，synthetisingCDPgathers，tfansf0瑚ationfromCDPg甜herstoangiegathers，trialcalculatestheattributes(suchas

9、Pprofile，Gprofile，Poissonratiodifferentialp玲是le，Swavep翔羲|e。elc)，elasiei瓔pe巷勰eea魏dexl強de纛elaslicl掇pe蓮躲∞，a建dthe0utcometalliedwiththegeologicalmodelextraordinary曩巒paperalsoloo薹【lhepfesla呔seis瓔icdala晌mso黻esuⅣeyi廷SiC量l聰鞠asane