新型陣列感應(yīng)測井信號處理研究.pdf

1、西安石油大學(xué)碩士學(xué)位論文新型陣列感應(yīng)測井信號處理研究姓名：劉春雅申請學(xué)位級別：碩士專業(yè)：信號與信息處理指導(dǎo)教師：仵杰20070515英文摘要Subje“：AStudyonSignalProcessingofNewTypeofArrayInductionLoggingSpeciality：SignalandInformationProcessing№me：“Hchunya(sj印atIl州0—f毒：!!c磣絲Instructor：WuJi

2、e(signaturel她叢上i己ABS。IRACTThearrayinductionloggingisplayingmoreandmorevitalrolesinevaluatingcomplicatedformationPresentarrayinductionloggingtoolexposessomedisadvantagesinpracticalapplicationwhicharemissedinthetooldesignX

3、i’allShiyouUniversitycooperates塒tllChinaPetroleumLoggingCompanyandanewtypearrayinductionloggingtoolisdesignedThethesisisconcernedwitllthesignalprocessingofthenewt001Firstlythebasicarrayinductionloggingtheoryisstatedthent

4、hefrequencyofnewinstrumentisselectedaccordingtothenewcoilfeatures，itsgeometricfactorresponseisalsoanalyzedSecondlytheskineffeotcoITectionisinvestigatedforthenewt001Threefrequencyandnormalizedfactorcorrectionmethodispropo

5、sedItnotonlyconeelseffectivelyskineffectbutalsowidensthemeasurementrangeThirdlythetrueresolutionfocusingandresolutionmatchingmethodareinvestigatedThefilterbasesofthetrueresolutionfocusingandresolutionmatchingaredesignedT

6、heyincludethehighmiddlefrequencysfilterandmiddlelowfrequency’sfilterAnactualprocessingalgorithmisdevelopedFinallytheeffectivenessofthealgorithmhasbeenverifiedbynoiseanalysisandbenchmarkmodelingTheresultsshowthatthealgori

7、thmisrationalandfeasibleThestudyofsi毋】alprocessingverifiestheconsistencyamongthecoilspacingdesignfrequencyselectionandsignalprocessingFurthermore，thecomplexvoltagecalibrationmethodofthearrayinductionloggingisinvestigated

8、ItofferstheoreticalbasicfortheactualtoolcalibrationThismethodaimcanbeusedtothenewtypeofarrayinductionloggingcalibrationinthefutureKeywords：ArrayInductionLoggingSignalProcessingGeometricFactorSkinEffectCalibrationThesis：A