【英文标准名称】:Nuclearfueltechnology-Tankcalibrationandvolumedeterminationfornuclearmaterialsaccountancy-Part4:Accuratedeterminationofliquidheightinaccountancytanksequippedwithdiptubes,slowbubblingrate
【原文标准名称】:核燃料技术.核材料衡算用容器校准和体积测定.第4部分:装备汲取管的衡算容器中液体高度的精确测定、低速起泡率
【标准号】:ISO18213-4-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-03-15
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC85
【标准类型】:()
【标准水平】:()
【中文主题词】:校正;容量;容量测量;定义;液体静压力;数学计算;测量;液体测量;测量体积;核能;核燃料;核技术;精密度;压力测量(流体);数量测定;放射性物质;储存;容器;体积;容积测量
【英文主题词】:Calibration;Capacity;Capacitymeasurement;Definition;Definitions;Hydrostaticpressure;Mathematicalcalculations;Measurement;Measurementofliquids;Measuringvolumes;Nuclearenergy;Nuclearfuels;Nucleartechnology;Precision;Pressuremeasurement(fluids);Quantitativedetermination;Radioactivematerials;Storage;Tanks;Volume;Volumemeasurement
【摘要】:ThispartofISO18213specifiesaprocedureformakingaccuratedeterminationsoftheliquidheightinnuclear-materials-accountancytanksthatareequippedwithpneumaticsystemsfordeterminingtheliquidcontent.Withsuchsystems,gasisforcedthroughaprobe(diptube)whosetipissubmergedinthetankliquid.Thepressurerequiredtoinducebubblingismeasuredwithamanometerlocatedatsomedistancefromthetipoftheprobe.Thisprocedureappliesspecificallywhenaveryslowbubblingrateisemployed.Aseriesofliquidheightdeterminationsmadewithaliquidofknowndensityisrequiredtoestimateatank'scalibrationequation(seeISO18213-1),thefunctionthatrelatestheelevation(height)ofapointinthetanktoanindependentdeterminationoftankvolumeassociatedwiththatpoint.Foraccountabilitypurposes,thetank'smeasurementequation(theinverseofitscalibrationequation)isusedtodeterminethevolumeofprocessliquidinthetankthatcorrespondstoagivendeterminationoftheliquidheight.
【中国标准分类号】:F40
【国际标准分类号】:27_120_30
【页数】:27P.;A4
【正文语种】:英语