儲(chǔ)層及含氣性多屬性綜合預(yù)測(cè)技術(shù)研究.pdf

1、中南大學(xué)碩士學(xué)位論文儲(chǔ)層及含氣性多屬性綜合預(yù)測(cè)技術(shù)研究姓名：倪進(jìn)鑫申請(qǐng)學(xué)位級(jí)別：碩士專業(yè)：地球探測(cè)與信息技術(shù)指導(dǎo)教師：周竹生20100530ABSTRACTWiththefurtherdevelopmentofoilexpIorationintheworld，oilandgasreservoirswhicheasytofindarelessaJldless，explorationtargetsgraduallVmoved行omlarge

2、scalestnJcturalresenroirStosmall—scalestructuralandlithologicreservoirsTherearemanyproblemsinthesesmallscalestructuralandlithologicreservoirsinprocessingandinterpretationThisp印erfocusesonthedi偉cultproblemonexplorationand

3、developmentatablockofsandstoneSuligeGasFieldAV0attributeinversionandea曲’sabsorptionanda釷enuatione艉ctareusedtopredictgasreservoirsFirst，thispaperintroducesthebasicprinciplesofAVOtechnicalandeanh’sabsorptionandattenuatione

4、儂ctandtherockphysics，includingZoeppntz’sequationandthedifferent妙pesofitsapproximateequationsApproximateequationsofZoeppritzisanalyzedtounderstandtheirspecificapplicationsSecond，thispaperintroducesseVeralcommonmethodsofA、

5、廠Oinversion，whichfocusesonthemethodofAVOattributeinversion，includingitstheoreticalreasoning，processing，andtheproductionofP—wave，S—wave，Poisson’sratioandotherpropertiesprofileThirdbasedontwomediummodel，calculatedthereflec

6、tioncoe伍cientoffourkindsofgasbearingsandstonesbyShuey’sapproximateequation，thensimulateandanalyzeAyOresponseofitscorrespondingfeatures，inordertodetenninewhichkindofthesandstoneintheGasFieldFinally，thisp印eranalyzedpre—sta

7、CkdatabythemethodsofA、廠Oattributeanalysis，intloducedsophisticatedmethodsofpre—stackprocessingThesophisticatedprestackseismicda切processingproVideahigh—qualityprestackgathersforreservoirprediction，Basedontheresearchofdifre

8、remanglegathers，fo肌edasetofnearo?！痵etstackedsectionandflarof毽etstackedsectionwi血AVOcharaCteristicsPoisson’smtio，absorptioncoe衢cientandotherpropeniesareobtainedbyAVOattributeinversionandthemethodofabsorl)tionandattenuatio