标准资料网-标准资料免费资源平台

【英文标准名称】:StandardSpecificationforAutomotiveMalleableIronCastings
【原文标准名称】:汽车用可锻铸铁件的标准规范
【标准号】:ASTMA602-1994(2004)
【标准状态】:现行
【国别】:
【发布日期】:1994
【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】:A04.02
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:铸件;可锻铸铁;铁
【英文主题词】:casting;ferrite;malleableiron;mechanicalproperties;pearlite;tempercarbonnodules;tensilestrength;yieldstrength
【摘要】:1.1Thisspecificationcoverscastingsofferritic,pearlitic,temperedpearlitic,andtemperedmartensiticgradesofmalleableironusedintheproductsoftheautomotiveandalliedindustries.Castingsshallbeheattreatedtomeetthisspecification.1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.
【中国标准分类号】:T05
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Functionblocks(FB)forprocesscontrol-SpecificationofFBconceptandelectronicdevicedescriptionlanguage(EDDL)
【原文标准名称】:过程控制用功能块(FB).FB概念和电子设备描述语言的规范
【标准号】:BSEN61804-2-2007
【标准状态】:现行
【国别】:英国
【发布日期】:2010-02-28
【实施或试行日期】:2010-02-28
【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】:自动控制系统;电路网络;通信系统;计算机软件;计算机控制;控制;控制工程;控制工艺学;数据总线;数据交换;数据网络;数据安全;数据传送;数据传输控制规程;定义;开发;装置的文献;电气工程;英语;功能块;信息处理;语言;管理;过程控制;过程控制工程;工艺工程;过程测量和控制技术;软件;规范;规范(验收);系统
【英文主题词】:Automaticcontrolsystems;Circuitnetworks;Communicationsystems;Computersoftware;Computerizedcontrol;Control;Controlengineering;Controltechnology;Databus;Dataexchange;Datanetwork;Datasecurity;Datatransfer;Datatransmissioncontrolprocedures;Definitions;Developments;Documentationofdevices;Electricalengineering;Englishlanguage;Functionblocks;Informationprocessing;Languages;Management;Processcontrol;Processcontrolengineering;Processengineering;Processmeasuringandcontroltechnology;Software;Specification;Specification(approval);Systems
【摘要】:ThisstandardspecifiesFBbyusingtheresultofharmonizationworkasregardsseveralelements:c)thedevicemodelwhichdefinesthecomponentsofanIEC61804-2conformantdevice;d)conceptualspecificationsofFBsformeasurement,actuationandprocessing.Thisincludesgeneralrulesfortheessentialfeaturestosupportcontrol,whilstavoidingdetailswhichstopinnovationaswellasspecializationfordifferentindustrialsectors.ThisstandarddefinesasubsetoftherequirementsofIEC61804-1(hereafterreferredtoasPart1)only,whilePart1describesrequirementsforadistributedsystem.TheconformancestatementinAnnexB,whichcoverstheconformancedeclaration,isrelatedtothisstandardonly.RequirementsofPart1arenotpartoftheseconformancedeclarations.ThestandardizationworkforFBwascarriedoutbyharmonizingthedescriptionofconceptsofexistingtechnologies.Itresultsinanabstractlevelthatallowedthedefinitionofthecommonfeaturesinauniqueway.ThisabstractvisioniscalledheretheconceptualFBspecificationandmappedtospecificcommunicationsystemsandtheiraccompanyingdefinitionsbytheindustrialgroups.ThisstandardisalsobasedontheabstractdefinitionsofIEC61499-1.
【中国标准分类号】:N17
【国际标准分类号】:25_040_40;35_240_50
【页数】:66P;A4
【正文语种】:英语