ISO/IEC ISP 12061-3-1995 信息技术开放系统互连国际标准化轮廓:OSI分布式事务处理第3部分:CCRAPDUs的支持
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来源:标准资料网
【英文标准名称】:Informationtechnology-OpenSystemsInterconnection-Internationalstandardizedprofiles:OSIdistributedtransactionprocessing-Part3:SupportofCCRAPDUs
【原文标准名称】:信息技术开放系统互连国际标准化轮廓:OSI分布式事务处理第3部分:CCRAPDUs的支持
【标准号】:ISO/IECISP12061-3-1995
【标准状态】:作废
【国别】:国际
【发布日期】:1995-06
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/IECJTC1
【标准类型】:()
【标准水平】:()
【中文主题词】:开放系统互连;支撑物;信息技术;控制规程;数据处理;协议;标准轮廓;网络互连;通信规程;定义;信息交换
【英文主题词】:Applicationlayer;Communicationprocedures;Controlprocedures;Dataprocessing;Definitions;Informationexchange;Informationinterchange;Informationtechnology;Networkinterconnection;Opensystemsinterconnection;OSI;Processing;Protocols;Standardizedprofiles;Supports;Transactions
【摘要】:SpecifiesthestatusforthesupportoftheCCRprotocolfortheprofilesidentifiedinISO/IECISP12061-1.
【中国标准分类号】:L79
【国际标准分类号】:35_100_05
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:IEC/TS62001:GuidetothespecificationanddesignevaluationofA.C.filtersforhigh-voltagedirectcurrent(HVDC)systems
【原文标准名称】:IEC/TS62001:高压直流系统(HVDC)用交流过滤器的规范和设计评估用指南
【标准号】:IEC22F/166/CD-2008
【标准状态】:作废
【国别】:国际
【发布日期】:2008-06
【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/SC22F
【标准类型】:()
【标准水平】:()
【中文主题词】:交流电流;交流电滤波器;载(波)频(率);消费者与供货者的关系;直流电流;直流电传输;电力系统;电力传输;电气工程;电子工程;能量传输;能源运输;设备;过滤器;谐波;高电压;高压线路;工作性能;电力电子学;功率损耗;无线电干扰;可靠度;规范(验收);供应商;电信;三相电流;传输系统
【英文主题词】:Alternatingcurrent;Alternatingcurrentfilters;Carrierfrequency;Consumer-supplierrelations;Directcurrent;Direct-currentpowertransmission;Electricpowersystems;Electricpowertransmission;Electricalengineering;Electronicengineering;Energytransmission;Equipment;Filters;Harmonics;Highvoltage;High-voltagelines;Performanceinservice;Powerelectronics;Powerlosses;Radiodisturbances;Reliability;Specification(approval);Suppliers;Telecommunications;Three-phasecurrent;Transmissionsystems
【摘要】:
【中国标准分类号】:L18
【国际标准分类号】:31_160
【页数】:
【正文语种】:英语
【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part3-4:Data-linklayerservicedefinition-Type4elements
【原文标准名称】:工业通讯网络.数据总线规范.第3-4部分:数据联络层设备定义.4型元件
【标准号】:IEC61158-3-4-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-12
【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】:总线系统;总线;电路网络;通信;控制设备;控制系统;控制工艺学;数据通信;数据链层;数据连接系统;数据处理;数据设备;数据传送;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;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);链路层;开放系统互连;OSI;过程控制;过程控制工程;过程控制系统;信号;规范;规范(验收);传输媒质
【英文主题词】:Bussystems;Buses(dataprocessing);Circuitnetworks;Communication;Controlequipment;Controlsystems;Controltechnology;Datacommunication;Datalinklayers;Datalinksystem;Dataprocessing;Dataservices;Datatransfer;Definitions;Digital;Digitaldata;Digitalengineering;EDP;Electronicinstruments;Electronicsystems;Englishlanguage;Fieldbus;Guidancesystems;Industrial;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Linklayers;Opensystemsinterconnection;OSI;P-NET;Processcontrol;Processcontrolengineering;Processcontrolsystems;Signals;Specification;Specification(approval);Transmissionmedia
【摘要】:1.1OverviewThispartofIEC61158providescommonelementsforbasictime-criticalmessagingcommunicationsbetweendevicesinanautomationenvironment.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandarddefinesinanabstractwaytheexternallyvisibleservicesprovidedbytheType4fieldbusdata-linklayerintermsofa)theprimitiveactionsandeventsoftheservices;b)theparametersassociatedwitheachprimitiveactionandevent,andtheformwhichtheytake;andc)theinterrelationshipbetweentheseactionsandevents,andtheirvalidsequences.Thepurposeofthisstandardistodefinetheservicesprovidedto?theType4fieldbusapplicationlayerattheboundarybetweentheapplicationanddata-linklayersofthefieldbusreferencemodel;?systemsmanagementattheboundarybetweenthedata-linklayerandsystemsmanagementofthefieldbusreferencemodel.1.2SpecificationsTheprincipalobjectiveofthisstandardistospecifythecharacteristicsofconceptualdata-linklayerservicessuitablefortime-criticalcommunications,andthussupplementtheOSIBasicReferenceModelinguidingthedevelopmentofdata-linkprotocolsfortime-criticalcommunications.Asecondaryobjectiveistoprovidemigrationpathsfrompreviously-existingindustrialcommunicationsprotocols.ThisspecificationmaybeusedasthebasisforformalDL-Programming-Interfaces.Nevertheless,itisnotaformalprogramminginterface,andanysuchinterfacewillneedtoaddressimplementationissuesnotcoveredbythisspecification,includinga)thesizesandoctetorderingofvariousmulti-octetserviceparameters;b)thecorrelationofpairedrequestandconfirm,orindicationandresponse,primitives.1.3ConformanceThisstandarddoesnotspecifyindividualimplementationsorproducts,nordoesitconstraintheimplementationsofdata-linkentitieswithinindustrialautomationsystems.Thereisnoconformanceofequipmenttothisdata-linklayerservicedefinitionstandard.Instead,conformanceisachievedthroughimplementationofthecorrespondingdata-linkprotocolthatfulfillstheType1data-linklayerservicesdefinedinthisstandard.
【中国标准分类号】:N18;P76
【国际标准分类号】:25_040_40;35_100_20;35_160
【页数】:30P;A4
【正文语种】:英语
