【英文标准名称】:Nuclearinstrumentation-Geophysicalboreholeinstrumentationtodeterminerockdensity("densitylogging")
【原文标准名称】:核仪器测定岩石密度的地球物理钻孔装置(“密度测井”)
【标准号】:IEC61874-1998
【标准状态】:现行
【国别】:国际
【发布日期】:1998-10
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:测量仪器;地球物理测量;矿床;钻井;土壤钻探;电气工程;安全要求;剂量计;土壤普查;核技术;检波器(回路);测量;土壤试验;安全
【英文主题词】:
【摘要】:ThisInternationalStandardappliestoequipmentconsistingof-boreholeloggingprobeequippedwithacollimatedradioisotope(gamma)source(duringtheactualmeasurementsonly)andadetectorunittomeasurescatteredgammaradiation;-coaxialcablewithwinchanddepthcontrol;-otherinstrumentsanddevices(powersupply,pulseconverter/amplifier,ratemeter,recorder,signalprocessingandreadoutunits).Thisstandarddefinestheterminology,specifiesthetypesofapparatus,designandgeneraltechnicalrequirements,specificradiationperformance,electrical,mechanicalandenviron-mentalperformancerequirements.Italsodefinestestandcalibrationproceduresandcoverselectricalsafetyandradiationprotectionissues.Further,itgivesrecommendationsaboutitemsthatshouldbeincludedinthemanufacturer'soperationandmaintenancedocumentation(orcertificate).Thepurposeofthisstandardistospecifydesignrequirementsandperformancecharacteristicsofnuclearinstrumentationusedinboreholestodeterminebulkrockdensityinsitu.Withsuitableresponsechartsthemeasurementscanbeequatedtorocklithologyandporosity.
【中国标准分类号】:F65
【国际标准分类号】:17_060
【页数】:14P;A4
【正文语种】:英语