【英文标准名称】:Stationarysourceemissions-Determinationofgasandparticle-phasepolycyclicaromatichydrocarbons-Part1:Sampling
【原文标准名称】:固定源排放.气相和粒相多环芳香烃的测定.第1部分:取样
【标准号】:ISO11338-1-2003
【标准状态】:现行
【国别】:国际
【发布日期】:2003-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC146
【标准类型】:()
【标准水平】:()
【中文主题词】:空气污染;空气净化;排放;固定的;抽样方法;定义;PAK;废气流动率;清洁方法;空气质量;多核芳香烃类;芳烃;气体流动;试验;质量浓度;排放测量;最低要求;试样制备
【英文主题词】:Airpollution;Airpurification;Airquality;Aromatichydrocarbons;Clean-upmethods;Definition;Definitions;Emission;Emissionmeasurement;Exhaustairflowrate;Gasflow;Massconcentration;Minimumrequirements;PAK;Polynucleararomatichydrocarbons;Samplingmethods;Specimenpreparation;Stationary;Testing
【摘要】:ThispartofISO11338describesmethodsforthedeterminationofthemassconcentrationofpolycyclicaromatichydrocarbons(PAHs)influegasemissionsfromstationarysourcessuchasaluminiumsmelters,cokeworks,wasteincinerators,powerstations,andindustrialanddomesticcombustionappliances.ThispartofISO11338describesthreesamplingmethods,whicharehereregardedasofequivalentvalue,andspecifiestheminimumrequirementsforeffectivePAHsampling.Thethreesamplingmethodsarethedilutionmethod(A),theheatedfilter/condenser/adsorbermethod(B)andthecooledprobe/adsorbermethod(C).Allthreemethodsarebasedonrepresentativeisokineticsampling,asthePAHsarecommonlyassociatedwithparticlesinfluegas.Informationisprovidedtoassistinthechoiceoftheappropriatesamplingmethodforthemeasurementapplicationunderconsideration.ThispartofISO11338isnotapplicabletothesamplingoffugitivereleasesofPAHs.NOTEMethodsforsamplepreparation,clean-upandanalysisaredescribedinISO11338-2andareintendedtobecombinedwithoneofthesamplingmethodsdescribedinthispartofISO11338tocompletethewholemeasurementprocedure.
【中国标准分类号】:Z10
【国际标准分类号】:13_040_40
【页数】:25P;A4
【正文语种】:英语


【英文标准名称】:Spacesystems-Fluidcharacteristics-Part3:Nitrogen
【原文标准名称】:航天系统流体特性第3部分:氮
【标准号】:ISO14951-3-1999
【标准状态】:现行
【国别】:国际
【发布日期】:1999-10
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC20
【标准类型】:()
【标准水平】:()
【中文主题词】:杂质;氮;航空航天运输;航天运输;分类系统;试验;化学成分;航天器;规范;流体;特性
【英文主题词】:Aerospacetransport;Chemicalcomposition;Classificationsystems;Fluids;Impurities;Nitrogen;Properties;Spacetransport;Spacecraft;Specification;Testing
【摘要】:ThispartofISO14951specifieslimitsforthecompositionofnitrogenandtestmethodsforverificationofnitrogencomposition.ThispartofISO14951isapplicabletonitrogenofthefollowingtypesandgrades,intendedforpurgingandpressurizationofpropellantsystemsofspacesystemsandforpreparingoxygen-nitrogenmixturesforbreathingpurposesonboardspacevehicles:—typeI:gaseous—gradeA:99,5%pure,purging/pressurizing;—gradeB:99,99%pure,crewbreathing;—gradeC:99,995%pure;—gradeF:99,99%pure;—typeII:liquid—gradeA:99,5%pure,purging/pressurizing;—gradeB:99,99%pure,crewbreathing;—gradeC:99,995%pure;—gradeF:99,99%pure.ThispartofISO14951isapplicabletonitrogenusedinbothflighthardwareandgroundfacilities,systems,andequipment.Itisapplicabletoinfluentsonlytotheextentspecifiedherein.
【中国标准分类号】:V13
【国际标准分类号】:49_140
【页数】:3P;A4
【正文语种】:英语