PD CEN/TR 15138-2005 石油制品和其他液体.闪点检测指南
时间:2024-05-23 22:11:25 来源: 标准资料网 作者：标准资料网 阅读：8597
【英文标准名称】:Petroleumproductsandotherliquids-Guidetoflashpointtesting
【原文标准名称】:石油制品和其他液体.闪点检测指南
【标准号】:PDCEN/TR15138-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-12-30
【实施或试行日期】:2005-12-30
【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】:ThisTechnicalReportisnotintendedtobeacomprehensivemanualonflashpointtestsandtheinterpretationoftestresults,howeveritcoversthekeyaspectsonthesesubjects.Theflashpointtestcanbesummarisedasaprocedurewhereatestportionisintroducedintoatemperaturecontrolledtestcupandanignitionsourceisappliedtothevapoursproducedbythetestportiontodetermineifthevapour/airmixtureisflammableoratwhattemperaturethevapour/airmixtureisflammable.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:20P.;A4
【正文语种】:英语
【英文标准名称】:StandardSpecificationforTelecommunicationsandInformationExchangeBetweenRoadsideandVehicleSystems&8212;5GHzBandDedicatedShortRangeCommunications(DSRC)MediumAccessControl(MAC)andPhysicalLayer(PHY)Specifications
【原文标准名称】:路边和运载工具系统间远程通信和信息交换用标准规范.5GHz频带上专用短程通信(DSRC)媒体访问控制(MAC)和物理层(PHY)规范
【标准号】:ASTME2213-2003
【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】:E17.51
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:信息交流;运载工具;物理层;电信;多路存取计算机;媒体访问控制;通信设备;访问控制
【英文主题词】:(MAC);(PHY);wireless;high-speed;onboardunit(OBU);roadsideunit(RSU)
【摘要】:1.1Thisspecificationdescribesamediumaccesscontrol(MAC)andphysicallayer(PHY)specificationforwirelessconnectivityusingdedicatedshort-rangecommunications(DSRC)services.ThisstandardisbasedonandreferstoIEEEStandards802.11,WirelessLANMediumAccessControlandPhysicalLayerSpecifications,and802.11a,WirelessLANMediumAccessControlandPhysicalLayerSpecificationsHigh-SpeedPhysicalLayerinthe5GHzBand,withpermissionfromtheIEEEsociety.ThisspecificationismeanttobeanextensionofIEEE802.11technologyintothehigh-speedvehicleenvironment.Aspresentedhere,thisspecificationcontainsjustenoughinformationtoexplainthedifferencebetweenIEEE802.11andIEEE802.11aoperatingparametersrequiredtoimplementamostlyhigh-speeddatatransferserviceinthe5.9-GHzIntelligentTransportationSystemsRadioService(ITS-RS)Band.PotentialoperationswithintheUnlicensedNationalInformationInfrastructure(UNII)Bandarealsoaddressed,asappropriate.1.2Purpose8212Thepurposeofthisspecificationistoprovidewirelesscommunicationsovershortdistancesbetweeninformationsourcesandtransactionsstationsontheroadsideandmobileradiounits,betweenmobileunits,andbetweenportableunitsandmobileunits.Thecommunicationsgenerallyoccuroverline-of-sightdistancesoflessthan1000mbetweenroadsideunitsandmostlyhighspeed,butoccasionallystoppedandslowmoving,vehiclesorbetweenhigh-speedvehicles.Thisspecificationalsooffersregulatorybodiesameansofstandardizingaccesstothe5.9GHzfrequencybandforthepurposeofinteroperablecommunicationstoandbetweenvehiclesatline-of-sightdistancesontheroadway.1.3Specifically,thisspecificationaccomplishesthefollowing:1.3.1DescribesthefunctionsandservicesrequiredbyaDSRCandIEEE802.11compliantdevicetooperateinahigh-speedmobileenvironment.1.3.2ReferstoIEEE802.11MACprocedures.1.3.3Definesthe5.9GHzDSRCsignalingtechniqueandinterfacefunctionsthatarecontrolledbytheIEEE802.11MAC.1.3.4PermitstheoperationofaDSRCconformantdevicewithinaDSRCcommunicationszonethatmaycoexistwithmultipleoverlappingDSRCcommunicationzones.1.3.5DescribestherequirementsandprocedurestoprovideprivacyofuserinformationbeingtransferredoverthewirelessmediumandauthenticationoftheDSRCorIEEE802.11conformantdevices.
【中国标准分类号】:M11
【国际标准分类号】:35_100_10;43_040_10
【页数】:26P.;A4
【正文语种】:
【英文标准名称】:Railwayfixedequipment.Highspeedunipolarcircuit-breakersfordirectcurrenttractionsystems750,1500and3000volts.Characteristicsandtests.
【原文标准名称】:铁路固定设备.直流电压为750、1500和3000V的牵引设备的高速单极断路器.性能和试验
【标准号】:NFF41-021-1990
【标准状态】:作废
【国别】:法国
【发布日期】:1990-02-01
【实施或试行日期】:1990-02-20
【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】:加热试验;性能评定;闭合容量;断路容量;电气试验;电力牵引;过电流脱扣器;过电流保护装置;电气耐久试验;性能试验;铁路电力牵引装置;铁路固定设备;验证;热极限;热学;断路器;疲劳试验;设备规范;产品规范;耐久试验;定义
【英文主题词】:
【摘要】:
【中国标准分类号】:S35
【国际标准分类号】:29_120_50;45_040
【页数】:20P.;A4
【正文语种】:其他