IEC 61108-3-2010 海上导航和无线电通信设备与系统.全球导航卫星系统(GNSS).第3部分:伽利略接收设备.性能要求、试验方法和要求的测试结果

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【英文标准名称】:Maritimenavigationandradiocommunicationequipmentandsystems-Globalnavigationsatellitesystems(GNSS)-Part3:Galileoreceiverequipment-Performancerequirements,methodsoftestingandrequiredtestresults
【原文标准名称】:海上导航和无线电通信设备与系统.全球导航卫星系统(GNSS).第3部分:伽利略接收设备.性能要求、试验方法和要求的测试结果
【标准号】:IEC61108-3-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC80
【标准类型】:()
【标准水平】:()
【中文主题词】:定义;伽利略;全球导航卫星系统;全球定位系统;全球导航卫星系统GNSS;GPS;探测设备;船舶导航;船舶用无线电通信;导航仪器;导航辅助设备;导航技术;性能要求;无线电接收机;无线电定位;无线电导航;接收台;卫星通信;试验结果;试验;试验条件;水路运输
【英文主题词】:Definitions;Galileo;GlobalNavigationSatelliteSystems;Globalpositioningsystem;GNSS;GPS;Locatingequipment;Marinenavigation;Marineradio;Navigationinstruments;Navigationalaids;Navigationaltechnology;Performancerequirements;Radioreceivers;Radiolocation;Radionavigation;Receivingstation;Satellitecommunications;Testresults;Testing;Testingconditions;Watertransport
【摘要】:ThispartofIEC61108specifiestheminimumperformancestandards,methodsoftestingandrequiredtestresultsforGalileoshipbornereceiverequipment,basedonIMOresolutionMSC.233(82),whichusesthesignalsfromtheGalileoGlobalNavigationSatelliteSysteminordertodetermineposition.IttakesaccountofthegeneralrequirementsgiveninIMOresolutionA.694(17)andisassociatedwithIEC60945.WhenarequirementinthisstandardisdifferentfromIEC60945,therequirementinthisstandardtakesprecedence.Italsotakesaccount,asappropriate,ofrequirementsforthepresentationofnavigation-relatedinformationonshipbornenavigationaldisplaysgiveninIMOresolutionMSC.191(79)andisassociatedwithIEC62288.AdescriptionoftheGalileoOpenServiceandSafetyofLifeServiceisgivenintheGalileointerfacecontroldocuments(seeBibliography).Thisreceiverstandardappliestonavigationinoceanwatersfortheopenserviceandharbourentrances,harbourapproachesandcoastalwatersfortheSafetyofLifeservice,asdefinedinIMOresolutionA.953(23).Alltextofthisstandard,whosemeaningisidenticaltothatinIMOresolutionMSC.233(82),isprintedinitalicsandtheresolutionandparagraphnumbersareindicatedinbracketsi.e.(M.233/A1.2).TherequirementsinClause4arecross-referencedtothetestsinClause5andviceversa.
【中国标准分类号】:M53
【国际标准分类号】:47_020_70
【页数】:64P.;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforSimultaneousMeasurementofSulfurCompoundsandMinorHydrocarbonsinNaturalGasandGaseousFuelsbyGasChromatographyandAtomicEmissionDetection
【原文标准名称】:用气相色谱法和原子发射检测法同步测量天然气和气体燃料中硫化合物和微量碳氢化合物的标准试验方法
【标准号】:ASTMD6968-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D03.05
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:检测;天然气;同时的;气相色谱法;硫化合物;气体燃料;测量;发射;燃料气;烃类
【英文主题词】:atomicemissiondetection;extendedgasanalysis;gaschomatography;hydrocarbons;odorants;sulfurcompounds;totalsulfur
【摘要】:Gaseousfuels,suchasnaturalgas,petroleumgasesandbio-gases,containvaryingamountsandtypesofsulfurcompounds.Theyaregenerallyodorous,corrosivetoequipment,andcaninhibitordestroycatalystsemployedingasprocessing.Theiraccuratemeasurementisessentialtogasprocessing,operationandutilization,andmaybeofregulatoryinterest.Smallamounts(typically,1to4ppmv)ofsulfurodorantsareaddedtonaturalgasandotherfuelgasesforsafetypurposes.Somesulfurodorantscanbereactive,andmaybeoxidized,formingmorestablesulfurcompoundshavinglowerodorthresholds.Thesegaseousfuelsareanalyzedforsulfurodorantstohelpinmonitoringandtoensureappropriateodorantlevelsforpublicsafety.Thismethodoffersatechniquetodetermineindividualsulfurspeciesingaseousfuelandthetotalsulfurcontentbycalculation.Gaschromatographyiscommonlyandextensivelyusedtodetermineallcomponentsingaseousfuelsincludingfixedgasandorganiccomponents(TestMethodsD1945andD1946).Majorcomponentsmeasuredareoftenusedforthedeterminationofgasproperty,suchasheatingvalueandrelativedensity.Highermolarmasshydrocarbonsareofinterestevenwhenpresentinsmallamountsbecausetheirlargerimpactonheatingvalue,hydrocarbondewpointandgasqualityrelatingtogasoperation,gasutilizationandenvironmentalimpacts.1.1Thistestmethodisforthedeterminationofvolatilesulfur-containingcompoundsandminorhydrocarbonsingaseousfuelsincludingcomponentswithhighermolarmassthanthatofpropaneinahighmethanegas,bygaschromatography(GC)andatomicemissiondetection(AED).HydrocarbonsincludeindividualaliphaticcomponentsfromC4toC6,aromaticcomponentsandgroupsofhydrocarbonsclassifiedaccordingtocarbonnumbersuptoC12atleast,suchasC6-C7,C7-C8,C8-C9andC9-C10,etc.Thedetectionrangeforsulfurandcarboncontainingcompoundsisapproximately20to100000picograms(pg).Thisisroughlyequivalentto0.04to200mg/m3sulfurorcarbonbasedupontheanalysisofa0.25mLsample.1.2ThistestmethoddescribesaGC-AEDmethodemployingaspecificcapillaryGCcolumnasanillustrationfornaturalgasandothergaseousfuelcontaininglowpercentagesofethaneandpropane.AlternativeGCcolumnsandinstrumentparametersmaybeusedinthisanalysisoptimizedfordifferenttypesofgaseousfuel,providedthatappropriateseparationofthecompoundsofinterestcanbeachieved.1.3Thistestmethoddoesnotintendtoidentifyallindividualsulfurspecies.Unknownsulfurcompoundsaremeasuredasmono-sulfurcontainingcompounds.Totalsulfurcontentofasamplecanbefoundbysummingupsulfurcontentpresentinallsulfurspecies.1.4ThismethodisnotaDetailedHydrocarbonAnalysis(DHA)methodanddoesnotintendtoidentifyallindividualhydrocarbonspecies.Aliphatichydrocarboncomponentslighterthann-hexane,benzene,toluene,ethylbenzene,m,p-xylenesando-xylene(BTEX)aregenerallyseparatedandidentifiedindividually.Highermolarmasshydrocarbonsaredeterminedasgroupsbasedoncarbonnumber,excludingBTEX.Thetotalcarboncontentofpropaneandhighermolarmasscomponentsinasamplecanbefoundbysummingupcarboncontentpresentinallspeciescontainingcarbon.1.5ThevaluesstatedinSIunitsarestandard.Thevaluesstatedininch-poundunitsareforinformationonly.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesa......
【中国标准分类号】:E24
【国际标准分类号】:71_040_50;75_160_30
【页数】:7P.;A4
【正文语种】:


【英文标准名称】:FabricatedScaffoldPlanksandStages
【原文标准名称】:预制脚手架厚板材和阶梯
【标准号】:ANSI/UL1322a-2004
【标准状态】:现行
【国别】:美国
【发布日期】:2004-11-30
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:UL
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:P96
【国际标准分类号】:91_220
【页数】:
【正文语种】:英语