【英文标准名称】:Measurementoffreesurfaceflowinclosedconduits;part2:equipment
【原文标准名称】:封闭管道的自由水面流测量第2部分:测量设备
【标准号】:ISO/TR9824-2-1990
【标准状态】:作废
【国别】:国际
【发布日期】:1990-05
【实施或试行日期】:1990-05-15
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC113
【标准类型】:()
【标准水平】:()
【中文主题词】:流量测量;液体流动;规范;设备;流量计;明渠流动
【英文主题词】:Channelflow;Equipment;Flowmeasurement;Flowmeters;Liquidflow;Specifications
【摘要】:ThispartofISO/TR9824specifiesperformancere-quirementsofequipmentforthedeterminationoffreesurfaceflowinclosedconduits.Itidentifiestheconditionswithinwhichsuchequipmentisrequiredtooperateandspecifiesthelevelofuncertaintyandreliabilityofmeasurementwhichtheequipmentisexpectedtomeet.ThispartofISO/TR9824isapplicabletoconduitshavinganinternalcross-sectionalareagreaterthan0,018m(e.g.circularconduitsofdiametergreaterthan150mm).Itisnotapplicabletothemeasurementofflowsinclosedconduitswhichnormallyoperateunderpressureastheresultofpumping.ThispartofISO/TR9824shouldbeusedinconjunc-tionwithISO/TR9824-1.
【中国标准分类号】:P55;N12
【国际标准分类号】:17_120_10
【页数】:5P;A4
【正文语种】:英语


【英文标准名称】:TestMethodforDeterminationoftheRedDyeConcentrationandEstimationoftheASTMColorofDieselFuelandHeatingOilUsingaPortableVisibleSpectrophotometer
【原文标准名称】:使用便携式可视光谱检测仪测定红染料浓度和估算柴油和加热油ASTM色彩的方法
【标准号】:ANSI/ASTMD6756-2002
【标准状态】:作废
【国别】:美国
【发布日期】:2002
【实施或试行日期】:2002-02-10
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ANSI
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:ASTM;Colour;Concentration;Determination;Dieselfuels;Dyes;Estimation;Fuels;Heating;Methods;Oil;Portable;Red;Spectrophotometer;Testmethod;Visible
【摘要】:ThistestmethoddescribesthedeterminationofthereddyeconcentrationofdieselfuelandheatingoilandtheestimationoftheASTMcolorofundyedandred-dyeddieselfuelandheatingoil.ThetestmethodisappropriateforusewithdieselfuelandheatingoilofGrades1and2describedinSpecificationsD396,D975,D2880andD3699.Reddyeconcentrationsaredeterminedatlevelsequivalentto0.1to20mg/LofSolventRed26insampleswithASTMcolorsrangingfrom0.5to5.TheASTMcolorofthebasefuelofred-dyedsampleswithconcentrationlevelsequivalentto0.1to20mg/LofSolventRed26isestimatedfortheASTMcolorrangefrom0.5to5.TheASTMcolorofundyedsamplesisestimatedovertheASTMcolorrangeof0.5to5.ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E31
【国际标准分类号】:71_040_50
【页数】:
【正文语种】:英语