BS EN 614-2-2000 机械的安全性.人类工效学设计原则.机械设计和工作任务间的相互作用

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【英文标准名称】:Solidbiofuels-Determinationofthecontentofvolatilematter.
【原文标准名称】:生物固体燃料.易挥发物含量的测定
【标准号】:NFX34-107-2010
【标准状态】:现行
【国别】:法国
【发布日期】:2010-03-01
【实施或试行日期】:2010-03-03
【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】:生物燃料;生物量;含量;坩锅(实验室);测定;含量测定;燃料;炉;质量损失;材料试验;固体燃料;规范(验收);热电偶;挥发性的;挥发物质;挥发物测定
【英文主题词】:Biofuels;Biomass;Content;Crucibles(laboratory);Determination;Determinationofcontent;Fuels;Furnaces;Masslosses;Materialstesting;Solidfuels;Specification(approval);Thermocouples;Volatile;Volatilematter;Volatilematterdetermination
【摘要】:
【中国标准分类号】:D20
【国际标准分类号】:75_160_10
【页数】:14P;A4
【正文语种】:其他


【英文标准名称】:Real-timeethernet-Real-timeautomationprotocolforindustrialethernet(RAPIEnet)
【原文标准名称】:实时以太网.工业以太网用实时自动协议(RAPIEnet)
【标准号】:IEC/PAS62573-2008
【标准状态】:作废
【国别】:国际
【发布日期】:2008-03
【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/SC65C
【标准类型】:()
【标准水平】:()
【中文主题词】:应用层;体系机构;自动化;电路网络;数据电路;数据通信;数据链层;数据网络;数据处理;数据传送;定义;以太网;信息技术;链路层;物理层;协议;实时的;传输协议
【英文主题词】:Applicationlayer;Architecture(IT);Automation;Circuitnetworks;Datacircuit;Datacommunication;Datalinklayers;Datanetwork;Dataprocessing;Datatransfer;Definitions;Ethernet;Informationtechnology;Linklayers;Physicallayers;Protocols;Real-time;Transmissionprotocol
【摘要】:Inindustrialcontrolsystems,severaltypesoffielddevicesmaybeconnectedtocontrolnetworks.Theseincludedrives,sensorsandactuators,programmablecontrollers,distributedcontrolsystems,andhuman-machineinterfacedevices.Theprocesscontroldataandthestatedataaretransferredamongthesefielddevicesinthesystem,andthecommunicationsbetweenthesefielddevicesrequiressimplicityinapplicationprogrammingtobeexecutedwithadequateresponsetime.Inmostindustrialautomationsystems,thecontrolnetworkisrequiredtoprovidetime-deterministicandpredictableresponsecapabilityforapplications.Plantproductionmaybecompromisedduetoerrorsthatcouldbeintroducedintothecontrolsystemifthenetworkdoesnotprovideatime-deterministicresponse.Therefore,thefollowingcharacteristicsarerequiredforareal-timeEthernet-basedcontrolnetwork:a)atime-deterministicresponsetimebetweenthecontroldevices;b)theabilitytoshareprocessdataseamlesslyacrossthecontrolsystem.RAPIEnetisapplicabletosuchanindustrialautomationenvironmentinwhichtimedeterministicreal-timecommunicationsareafundamentalrequirement.ThisPASspecifiestheprotocolsetnecessaryforRAPIEnet,specificallyforthedatalinklayerandtheapplicationlayer,whichismappedontopofthedatalinklayer,toexploittheservicesinaccordancewiththethree-layerfieldbusreferencemodel,whichisbasedinpartontheOSIBasicReferenceModel.Bothreferencemodelssubdividetheareaofstandardizationforinterconnectionintoaseriesoflayersofmanageablesize.ThroughoutthisPAS,theterm"service"referstotheabstractcapabilityprovidedbyonelayeroftheOSIBasicReferencemodeltothelayerimmediatelyabove.ThisPASconsistsofa)physicallayerspecification;b)datalinklayerservicedefinitions;c)datalinklayerprotocolspecification;d)applicationlayerservicedefinitions;e)applicationlayerprotocolspecification.TheserviceofboththedatalinkandtheapplicationlayerinthisPASisaconceptualarchitecturalservice,independentofadministrativeandimplementationdetails.ThedatalinklayerdescribestheextensionoftheISO/IEC8802-3datalinklayerforRAPIEnet,andtheapplicationlayerdescribestheutilizationoftheupperlayerfunctionsovertheRAPIEnetdatalinklayerprotocol.
【中国标准分类号】:M11
【国际标准分类号】:25_040_40;33_040_40;35_110
【页数】:247P.;A4
【正文语种】:英语