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BS PD CLC/TR 50452-2007 铁路应用设施.多种牵引货中货运牵引车的无线电遥控系统

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【英文标准名称】:Railwayapplications—Radioremotecontrolsystemoftractionvehicleforfreighttrafficinmultipletractionoperation
【原文标准名称】:铁路应用设施.多种牵引货中货运牵引车的无线电遥控系统
【标准号】:BSPDCLC/TR50452-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-06-29
【实施或试行日期】:2007-06-29
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:Multitractionisusedwhenever–thetractiveeffortofthetractionvehicleisnotsufficientfortheparticularoperationalapplication,–differentindependenttrainsarelinkedtogethertoformalongertrainconsist.Inatrainconsistwithmorethanonetractionvehicle,oneofthetractionvehiclesisalwaystheLeadingTractionVehicle(LTV).TheothertractionvehiclescontainedintheoveralltrainconsistarecontrolledandmonitoredbytheLTV.Thisarrangementmeansthatcommunicationbetweenthedifferenttractionvehiclesisnecessary.Communicationcanbeachievedbymeansofacablelinkoraradiolink.Aradiolinkisforexamplenecessarywhenevertherearewagonsbetweenthetractionvehiclesandwheneverthesewagonsdonothaveanycommunicationcableswithappropriateinfrastructure.CommandsaregenerallysentbytheoperatingpersonnelonlytotheLTV.Iftherearewagonsbetweenthetractionvehicles,theeffectoflongitudinaldynamiceffortandbrakingbehaviourmustbetakenintoconsiderationduringriskanalysis.Thisisapplicableparticularlywhentheoveralltrainconsistorindividualtrainsegmentsareverylongand/orheavy.ItshouldbepossibleforeverytractionvehicletobeusedasaLTVorasaGuidedTractionVehicle(GTV)inthetrainconsist.Inallcircumstancestheoperatorshouldhaveaclearviewofthetrackinthedirectionoftravel.Witharadiolink,particularattentionshouldasaminimumbegiventothefollowingpoints:?Allocationoftractionvehiclesinthetrainconsist-locationandaddressoftheGTVandLTVinthetrainconsist;-definitionofdirectionoftravelforeachtractionvehicle;-itshouldbeimpossibleforanyLTVtocontrolanyGTVfromanothertrainconsistatanytime.?Considerationofspecialaspectsofaradiolink-maximumnumberofalltractionvehiclesinaradiosystem:-uniqueaddressforeachtractionvehicle,-addressstock,-numberoftractionvehiclesortrainsthatcanbesimultaneouslyoperatedintheareaofcoverage,-responsetime;-radioresponsetimes;-radiointerference/radiointerruption:-localinfrastructure(e.g.stationaryrepeaters),-trainconsistequipment(e.g.multiplereceiversandrepeatersonthetrain),-radiotransmissionsystem(see9.2.4ofEN50239):-EN50159-1closedtransmissionsystem,or-EN50159-2opentransmissionsystem;-areaofapplication;-considerationgiventoregulationsinthecountryofuse;-availabilityoftheradiochannel:-exclusiveornon-exclusivefrequenciesintheareaofapplication,-guaranteedtimeforconnectionestablishmentorcommandtransmissiondependingontheassignedfrequencychannel.?Responseafterradiointerruption(bytheoperatorand/orautomaticallybythetrainconsist)-dependingonthetrainlengthandweightinvolved;-dependingonwhethertheBrakePipe(BP)issegmentedorunsegmented;-dependingonthetrainspeed;-dependingonthedurationofradiointerruption;-dependingonthelocaltopography(e.g.tunnels).
【中国标准分类号】:S64
【国际标准分类号】:33_200;45_020;45_060_10
【页数】:10P.;A4
【正文语种】:英语


【英文标准名称】:Animalfeedingstuffs-Determinationofmonensin,narasinandsalinomycincontents-Liquidchromatographicmethodusingpost-columnderivatization.
【原文标准名称】:动物饲料.莫能菌素、甲基盐霉素和盐霉素含量的测定.使用柱后衍生化的液相色谱法
【标准号】:NFV18-051-2009
【标准状态】:现行
【国别】:法国
【发布日期】:2009-01-01
【实施或试行日期】:2009-01-17
【发布单位】:法国标准化协会(FR-AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:添加剂;饲料;动物喂饲;化学分析和测试;衍生化;含量测定;测量规程;高效液相色谱法;HPLC;仪器;液相色谱法;数学计算;试剂;试验报告;测试;验证
【英文主题词】:Additives;Animalfeed;Animalfeeding;Chemicalanalysisandtesting;Derivatization;Determinationofcontent;Determinationprocedures;Highperformanceliquidchromatography;HPLC;Instruments;Liquidchromatography;Mathematicalcalculations;Reagents;Testreports;Testing;Verification
【摘要】:
【中国标准分类号】:B46
【国际标准分类号】:65_120
【页数】:28P;A4
【正文语种】:其他


Product Code:SAE AMS4776
Title:Nickel Alloy, Brazing Filler Metal, 73Ni - 4.5Si - 14Cr - 3.1B - 4.5Fe (Low Carbon), 1790 to 1970 掳F (977 to 1077 掳C) Solidus-Liquidus Range
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers a nickel alloy in the form of wire, rod, strip, foil, and powder and a viscous mixture (paste) of the powder in a suitable binder.