NF F01-373-2011 铁路应用设施.机车车辆设备.冲击和振动测试
时间:2024-05-17 06:54:56 来源: 标准资料网 作者：标准资料网 阅读：9281
【英文标准名称】:Railwayapplications-Rollingstockequipment-Shockandvibrationtests.
【原文标准名称】:铁路应用设施.机车车辆设备.冲击和振动测试
【标准号】:NFF01-373-2011
【标准状态】:现行
【国别】:法国
【发布日期】:2011-04-01
【实施或试行日期】:2011-04-30
【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】:认证;定义(术语);电力牵引;电气工程;电气设备;电驱动装置;设备;寿命;铁路应用设施;铁道车辆;铁路;随即变数;铁路车辆;冲击试验;冲击;测试;交通车辆;车辆;振动;振动试验
【英文主题词】:Certification;Definitions;Electrictraction;Electricalengineering;Electricalequipment;Electrically-operateddevices;Equipment;Life(durability);Railwayapplications;Railwayvehicles;Railways;Randomvariable;Rollingstocks;Shocktests;Shocks;Testing;Trafficvehicles;Vehicles;Vibration;Vibrationtests
【摘要】:
【中国标准分类号】:Z32
【国际标准分类号】:17_160;45_060_01
【页数】:41P;A4
【正文语种】:其他
【英文标准名称】:Soundsystemequipment-Part4:microphones.
【原文标准名称】:音响系统设备.第4部分:麦克风
【标准号】:NFC97-304-1999
【标准状态】:作废
【国别】:法国
【发布日期】:1999-12-01
【实施或试行日期】:1999-12-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:声传输;传输装置;电气工程;传输系统;传声器;电声器件;电声学;试验;电气设备
【英文主题词】:acoustoelectricdevices;electricalengineering;soundtransmission;transmissiondevices;transmissionsystems;testing;electricalequipment;microphones;electroacoustics
【摘要】:
【中国标准分类号】:M72
【国际标准分类号】:33_160_50
【页数】:49P;A4
【正文语种】:其他
【英文标准名称】:Methodsofmeasurementforradiotransmitters.Performancecharacteristicsofterrestrialdigitaltelevisiontransmitters
【原文标准名称】:无线电广播发射机测量方法.地面数字电视发射机的工作特性
【标准号】:BSEN62273-1-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2007-05-31
【实施或试行日期】:2007-05-31
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:广播工程;广播;特征;通信;传播技术;条件;定义(术语);数字的;数字广播;数字连接;数字数据;数字工程;数字无线电线路;数字电视;电气工程;电学测量;频率;频率范围;互相调制;测量;测量技术;测量方法;调制;性能;功率输出;无线电电路;无线电工程;无线电装置;无线电发射机;无线电通信;额定输出功率;声音广播发射;规范(验收);电讯;电信传输法;电信;电视发射机;陆地的;测试信号;测试;传输特征;传输性能;传输特性;发射机;发射功率;
【英文主题词】:Broadcastengineeering;Broadcasting;Characteristics;Communication;Communicationtechnology;Conditions;Definitions;Digital;Digitalbroadcasting;Digitalconnections;Digitaldata;Digitalengineering;Digitalradiolinks;Digitaltelevision;Electricalengineering;Electricalmeasurement;Frequencies;Frequencyranges;Intermodulation;Measurement;Measuringtechniques;Methodsformeasuring;Modulation;Performance;Poweroutput;Radiocircuits;Radioengineering;Radiosystems;Radiotransmitters;Radiocommunication;Ratedoutputpower;Sound-broadcastingemissions;Specification(approval);Telecommunication;Telecommunicationtransmissionmethods;Telecommunications;Televisiontransmitters;Terrestrial;Testsignals;Testing;Transmissioncharacteristics;Transmissionperformance;Transmissionperformances;Transmitters;Transmittingpower;
【摘要】:ThispartofIEC62273givestheconditionsformeasuringtheperformanceparametersofterrestrialdigitaltransmittersandforfacilitatingthecomparisonofmeasurementswhicharecarriedoutbydifferentpersonnel.Itcontainsdetailsofspeciallyselectedmethodsfordeterminingthemostimportantperformanceparametersofdigitaltransmitters.Themeasurementmethodsdescribedapplytoalimitednumberofperformanceparameters,i.e.thosewhichcangiverisetoambiguousinterpretationduetotheuseofdifferentmethodsandconditions.Theyareneitherrestrictivenormandatory:measurementscanbechosenforeachparticularcase.Ifnecessary,additionaltestscanbecarriedoutbuttheyshallcomplywiththosestandardswhichhavebeenestablishedbyotherstudygroups,subcommitteesoftheIECorotherinternationalorsuitablyaccreditedorganizations.Nolimitshavebeenassignedtoquantifyacceptablerangesofperformanceparameters.Thesearejudgedtobeproperlyincludedinthetechnicalspecificationsforindividualtransmitters;however,thetermsandthemannerusedtoquantifythemshouldideallybethosedescribedinafutureIECpublication.Themeasurementmethodsdescribedinthisstandardareintendedfortypeapprovaltests.Howevertheycanequallywellapplytoacceptancetestsmeasurementsandqualitycontroltestseitherinfactoriesoronsite.Testsignalsareusedtomeasureperformanceparametersforbothdigitalandanalogueterrestrialtransmitters.Theirelectroniccharacteristicsandtheirassociatedperformanceparametersarewidelyunderstood.Thetestsignalsaremeasuredaftertheyhavegonethroughthetransmitterequipmenttodetermineiftheirdegradationiswithintherequiredqualitycriteria.ThisstandarddoesnotgointoanydetailregardingMPEG2signalsorDVBprocessesnordoesitdealwithdigitalsignalprocessing.
【中国标准分类号】:M74
【国际标准分类号】:33_060_20;33_170
【页数】:42P.;A4
【正文语种】:英语