自然γ測井儀的研制.pdf

1、西安石油大學碩士學位論文自然γ測井儀的研制姓名：楊云俠申請學位級別：碩士專業(yè)：儀器儀表工程指導教師：龐巨豐龐廣應20091015英文摘要Subject：Speciality：Name：Instructor：TheDesignandDeploymentofNaturalGammaLoggingInstrumentInstrumentandMeterEngineeringYangYunxiaPangJufeng(signature)蛔紐淑P

2、angGuangyingABSTRACTForthepurposeofadaptingthedemandofSMP一300logginggroundsystemwhichusingSTencodingandManchesterencoding，implementingNaturalgammaraylogmethodanddevelopingnaturalgammatelemetryloggingsystem，thisdissertati

3、onpresentsthebasicconceptsandmethodsofgeophy7sicalwelllogginginthefirstplaceSecond，thebasicprinciples，developmentcoursesandcurrentdevelopmentsituationsofthenaturalgammaloggingaredissertatedTheresearchincludesthreebroadpa

4、rts：circuitrydesignsofthelogginginstrument，reliabilitydesignsandreliabilitysupportDuringtheexploitingprocessofthislogginginstrument，themajorperformanceindexesareproposed，andmeanwhilethecorrespondingcomrnunicationcircuits

5、alerealizedNext，thispaperstatesthedesignofthedetectorandanalysesthefactorswhichinfluencetheperformanceofthedetectorIntheperipheralinterfacecircuitthelatemodelMCUchipsareappliedtocommunicate、)l，iththeSMP300groundsystemWhi

6、leinvestigatingthereliabilityofthesystem，reliabilitytechnologyandreliabilityensuringtechniquesareproposedandexpoundedbothinelectricalaspectandinmechanicalaspectAccordingtothelatestreliabilitytheorythereliabilitysystemmod

7、elismodeledforthewelllogginginstrumentFinallythispaperstatesthepropertiesoftheloggingcurveofthenaturalgammaloggingsystem，andatthemeantimesomepracticalapplicationsofthenaturalgammaloggingareillustratedinbriefWehavecarried

8、onlargenumbersoffieldtestingintheloggingThissystemprovedtobestable、sensitiveandnotberestrictedbytheomerspace，whichCanbeusedinawiderangeKeywords：TheNaturalGammaLogging；EncodingTransmitting；ReliabilityDesign；MCU；DetectorTh