SAE AMS5612 Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 12Cr, Ferrite Controlled, Anne
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来源:标准资料网
Product Code:SAE AMS5612
Title:Steel, Corrosion and Heat-Resistant, Bars, Wire, Forgings, Tubing, and Rings, 12Cr, Ferrite Controlled, Annealed
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope:This specification covers an aircraft-quality, corrosion and heat-resistant steel in the form of bars, wire, forgings, mechanical tubing, flash welded rings, and stock for forging or flash welded rings.
【英文标准名称】:Industrialcommunicationnetworks-Fieldbusspecifications-Part6-14:Applicationlayerprotocolspecification-Type14elements
【原文标准名称】:工业通信网络.现场总线规范.第6-14部分:应用层协议规范.14型元件
【标准号】:IEC61158-6-14-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-08
【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;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;数据服务;数据传送;数据传输控制规程;定义;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;过程控制工程;协议规范;协议;服务设施;传输媒质;传输协议
【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;Definitions;Digitaldata;Digitalengineering;EDP;Electricalengineering;Electronicinstruments;Electronicsystems;Fieldbus;Guidancesystems;Industrialfacilities;Informationinterchange;Informationprocessing;Informationtechnology;Interfaces(dataprocessing);Opensystemsinterconnection;Operationaltechniques;OSI;Processcontrolengineering;Protocolspecification;Protocols;Services;Transmissionmedia;Transmissionprotocol
【摘要】:TheFieldbusApplicationLayer(FAL)providesuserprogramswithameanstoaccessthefieldbuscommunicationenvironment.Inthisrespect,theFALcanbeviewedasa“windowbetweencorrespondingapplicationprograms.”Thisstandardprovidescommonelementsforbasictime-criticalandnon-time-criticalmessagingcommunicationsbetweenapplicationprogramsinanautomationenvironmentandmaterialspecifictoType14fieldbus.Theterm“time-critical”isusedtorepresentthepresenceofatime-window,withinwhichoneormorespecifiedactionsarerequiredtobecompletedwithsomedefinedlevelofcertainty.Failuretocompletespecifiedactionswithinthetimewindowrisksfailureoftheapplicationsrequestingtheactions,withattendantrisktoequipment,plantandpossiblyhumanlife.ThisstandardspecifiesinteractionsbetweenremoteapplicationsanddefinestheexternallyvisiblebehaviorprovidedbytheType14fieldbusapplicationlayerintermsofa)theformalabstractsyntaxdefiningtheapplicationlayerprotocoldataunitsconveyedbetweencommunicatingapplicationentities;b)thetransfersyntaxdefiningencodingrulesthatareappliedtotheapplicationlayerprotocoldataunits;c)theapplicationcontextstatemachinedefiningtheapplicationservicebehaviorvisiblebetweencommunicatingapplicationentities;d)theapplicationrelationshipstatemachinesdefiningthecommunicationbehaviorvisiblebetweencommunicatingapplicationentities.Thepurposeofthisstandardistodefinetheprotocolprovidedtoa)definethewire-representationoftheserviceprimitivesdefinedinIEC61158-5-14,andb)definetheexternallyvisiblebehaviorassociatedwiththeirtransfer.ThisstandardspecifiestheprotocoloftheType14fieldbusapplicationlayer,inconformancewiththeOSIBasicReferenceModel(ISO/IEC7498)andtheOSIapplicationlayerstructure(ISO/IEC9545).
【中国标准分类号】:M11
【国际标准分类号】:25_04_40;35_100_70;35_110
【页数】:92P.;A4
【正文语种】:英语
【英文标准名称】:Rotatingelectricalmachines;part9:noiselimits
【原文标准名称】:旋转电机.第9部分:噪声限定
【标准号】:IEC60034-9-1990
【标准状态】:作废
【国别】:国际
【发布日期】:1990-06
【实施或试行日期】:
【发布单位】:国际电工委员会(IEC)
【起草单位】:IEC/TC2
【标准类型】:()
【标准水平】:()
【中文主题词】:声学测量;旋转电机;噪声;噪声;试验条件;测量;试验;极限(数学);电机;噪声测量
【英文主题词】:testingconditions;noise(environmental);measurement;acousticmeasurement;noisemeasurements;rotatingelectricmachines;electricmachines;noise;limits(mathematics);testing
【摘要】:
【中国标准分类号】:K20
【国际标准分类号】:17_140_20
【页数】:19P;A4
【正文语种】:英语
