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DIN EN 62037-2000 射频(RF)连接器.连接器电缆组件和电缆.互调电平测量

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【英文标准名称】:RFconnectors,connectorcableassembliesandcables-Intermodulationlevelmeasurement(IEC62037:1999);GermanversionEN62037:1999
【原文标准名称】:射频(RF)连接器.连接器电缆组件和电缆.互调电平测量
【标准号】:DINEN62037-2000
【标准状态】:作废
【国别】:德国
【发布日期】:2000-07
【实施或试行日期】:2000-07-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电缆;射频连接器;插头;高频;连接电缆;干扰信号;互调因素;互相调制;电子设备及元件;电缆接头;波导管;电气工程;导电体;无线电频率空波导;测量;试验;电子工程;射频连接;检验;电插头;特性;测量技术
【英文主题词】:Cables;Cablessplices;Connectorcables;Electricconductors;Electricplugs;Electricalengineering;Electronicengineering;Electronicequipmentandcomponents;Highfrequencies;Inspection;Interferingsignals;Intermodulation;Intermodulationfactor;Measurement;Measuringtechniques;Plugs;Properties;Radiofrequencyconnections;Radiofrequencyconnectors;Radio-frequencyhollowwaveguides;Testing;Waveguides
【摘要】:Thedocumentisapplicabletotheintermodulation(IM)levelmeasurementofr.f.connectors,connectorcableassembliesandcables.Theobjectofthetestproceduregiveninthistechnicalspecificationistocharacterizethelevelofunwantedsignalscausedbythepresenceoftwoormoretransmittingsignalsinpassiver.f.components.#,,#
【中国标准分类号】:L23
【国际标准分类号】:33_120_30
【页数】:7P.;A4
【正文语种】:德语


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【英文标准名称】:StandardTestMethodforDeterminingInitial,Fractional,FiltrationEfficiencyofaVacuumCleanerSystem
【原文标准名称】:测定真空吸尘器系统初始部分过滤效率的标准试验方法
【标准号】:ASTMF1977-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:F11.23
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:试验;效率;过滤;真空清洁设备;真空吸尘器;家用设备;过滤器;给养设备
【英文主题词】:efficiency;filtration;vacuumcleaner
【摘要】:Itiswellknownthatmodernelectricalappliances,incorporatingelectricmotorsthatusecarbonbrushesforcommutation,mayemitaerosolized,particlesintothesurroundingenvironment.Thistestmethoddeterminestheinitial,fractional,filtrationefficiencyofavacuumcleanersystem,takingthoseemissionsintoconsideration.Forallvacuumcleanersystemstested,thetotalemissionsoftheunit,whateverthesource(s),willbecountedateachofthesixparticlesizelevelsidentifiedinthetestprocedure.Thistestmethoddeterminestheinitial,fractionalfiltrationefficiencyofavacuumcleanersystem,withorwithoutthemotoremissionsmathematicallyremovedinthecalculationofefficiency.1.1Thistestmethodmaybeusedtodeterminetheinitial,fractional,filtrationefficiencyofhouseholdandcommercialcanister(tank-type),stick,hand-held,upright,andutilityvacuumcleanersystems.1.1.1Water-filtrationvacuumcleanerswhichdonotutilitzeareplaceabledrymediafilterlocatedbetweenthewater-basedfilterandcleaningairexhaustarenotincludedinthistestmethod.Ithasbeendeterminedthattheexhaustofthesevacuumcleanersisnotcompatiblewiththespecifieddiscreteparticlecounter(DPC)procedure.1.2Theinitial,fractional,filtrationefficienciesoftheentirevacuumcleanersystem,atfourdiscreteparticlesizes(0.3,0.5,1.0and2.5181m),isderivedbycountingupstreamchallengeparticlesandtheconstituentofdownstreamparticleswhilethevacuumcleanersystemisbeingoperatedinastationarytestcondition.1.3Thevacuumcleanersystemistestedatthenozzleunderanormalairflowrateequivalentto150%oftheairflowrateproducedatthemaximumairpowerpointasdeterminedinaccordancewithTestMethodF558.【英文标准名称】:Constructionofconcretehotcells;requirementsforremotelyoperatedcells
【原文标准名称】:混凝土热室的建造.对远距离操作室的要求
【标准号】:DIN25420-1-1990
【标准状态】:现行
【国别】:德国
【发布日期】:1990-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:规范(审批);电力设备;防火;核技术;高放射性物质工作屏蔽室;放射性;混凝土;尺寸;防护屏蔽;运河闸;公差;钢;照明系统
【英文主题词】:nucleartechnology;firesafety;shields;canallocks;hotcells;steels;lightingsystems;electricalinstallations;concretes;tolerances(measurement);dimensions;specification(approval);radioactivity
【摘要】:Thisstandardisapplicabletorooms(hotcells)surroundedbyconcreteshieldingsintendedforuseintheremotehandlingofradioactivematerials.Itcanbethesubjecteitherofplantsforexperimentalpurposes(forinstanceforthedevelopmentoffuelassemblies,rawmaterials,chemicalprocesses)ofplantsrelatedtoproduction(e.g.productionofsealedradioactivesources,reprocessingofnuclearfuelortreatmentofradioactivewaste).Thestandardisintendedtoprovideguidanceforplanners,manufacturers,usersandadministrativeauthorities.#,,#
【中国标准分类号】:F72;F09
【国际标准分类号】:27_120_20
【页数】:7P;A4
【正文语种】:德语