【英文标准名称】:Industrialcommunicationnetworks—Fieldbusspecifications—Part5-17:Applicationlayerservicedefinition—Type17elements
【原文标准名称】:工业通讯网络.现场总线规范.应用层设备定义.17型元件
【标准号】:BSEN61158-5-17-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2009-01-31
【实施或试行日期】:2009-01-31
【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】:应用层;应用;总线系统;总线;电路网络;通信;计算机应用;计算机控制;控制;控制设备;控制系统;控制工艺学;数据总线;数据通信;数据交换;数据传输线;数据连接系统;数据网络;数据处理;数据设备;数据传送;数据传输控制规程;定义;数字的;数字数据;数字工程;电子数据处理;电气工程;电子仪器;电子系统;英语;现场总线;制导系统;工业的;工业设施;信息交换;信息处理;信息技术;接口(数据处理);开放系统互连;操作技术;OSI;物理层;过程控制工程;设备;规范;规范(验收);传输媒质
【英文主题词】:Applicationlayer;Applications;Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Computerapplications;Computerizedcontrol;Control;Controlequipment;Controlsystems;Controltechnology;Databus;Datacommunication;Dataexchange;Dataline;Datalinksystem;Datanetwork;Dataprocessing;Dataservices;Datatransfer;Datatransmissioncontrolprocedures;Definition;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Physicallayers;Processcontrolengineering;Services;Specification;Specification(approval);Transmissionmedia
【摘要】:ThefieldbusApplicationLayer(FAL)providesuserprogramswithameanstoaccessthefieldbuscommunicationenvironment.Inthisrespect,theFALcanbeviewedasa“windowbetweencorrespondingapplicationprograms.”Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType17fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandarddefinesinanabstractwaytheexternallyvisibleserviceprovidedbythedifferentTypesofthefieldbusApplicationLayerintermsofa)anabstractmodelfordefiningapplicationresources(objects)capableofbeingmanipulatedbyusersviatheuseoftheFALservice,b)theprimitiveactionsandeventsoftheservice;c)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andd)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.Thepurposeofthisstandardistodefinetheservicesprovidedto1)theFALuserattheboundarybetweentheuserandtheApplicationLayeroftheFieldbusReferenceModel,and2)SystemsManagementattheboundarybetweentheApplicationLayerandSystemsManagementoftheFieldbusReferenceModel.ThisstandardspecifiesthestructureandservicesoftheIECfieldbusApplicationLayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIApplicationLayerStructure(ISO/IEC9545).FALservicesandprotocolsareprovidedbyFALapplication-entities(AE)containedwithintheapplicationprocesses.TheFALAEiscomposedofasetofobject-orientedApplicationServiceElements(ASEs)andaLayerManagementEntity(LME)thatmanagestheAE.TheASEsprovidecommunicationservicesthatoperateonasetofrelatedapplicationprocessobject(APO)classes.OneoftheFALASEsisamanagementASEthatprovidesacommonsetofservicesforthemanagementoftheinstancesofFALclasses.Althoughtheseservicesspecify,fromtheperspectiveofapplications,howrequestandresponsesareissuedanddelivered,theydonotincludeaspecificationofwhattherequestingandrespondingapplicationsaretodowiththem.Thatis,thebehavioralaspectsoftheapplicationsarenotspecified;onlyadefinitionofwhatrequestsandresponsestheycansend/receiveisspecified.ThispermitsgreaterflexibilitytotheFALusersinstandardizingsuchobjectbehavior.Inadditiontotheseservices,somesupportingservicesarealsodefinedinthisstandardtoprovideaccesstotheFALtocontrolcertainaspectsofitsoperation.
【中国标准分类号】:L79;M10
【国际标准分类号】:35_100_70;35_160;35_240_50
【页数】:60P.;A4
【正文语种】:英语
基本信息
标准名称: | Y-H系列(IP23)船用三相异步电 |
英文名称: | Specifications for series Y–H(IP23)three–phase asynchronous motor in Ships(Frame size 160 to 315) |
中标分类: |
船舶 >>
船舶电气、观通、导航设备 >>
船用发电、变电与配电设备 |
ICS分类: |
电气工程 >>
旋转电机 >>
电动机
|
替代情况: | JB/T 5800-1991 |
发布部门: | 国家经济贸易委员会 |
发布日期: | 2002-12-27 |
实施日期: | 2003-04-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
归口单位: | 上海电器科学研究所 |
出版社: | 机械工业出版社 |
出版日期: | 1900-01-01 |
页数: | 18 页 |
批文号: | 经贸委公告[2002]104 |
适用范围
本标准规定了Y-H系列(IP23)船用三相异步电动机的型式、基本参数、技术要求、试验方法、检验规则以及标志、包装和运输等要求。
前言
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目录
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引用标准
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所属分类: 船舶 船舶电气 观通 导航设备 船用发电 变电与配电设备 电气工程 旋转电机 电动机