BS EN 61987-10-2009 工业过程测量和控制.加工设备目录中的数据结构和数据元素.用于电子数据交换的工业过程测量和控制属性列表(LOPs).基本原理
时间:2024-05-07 16:19:57 来源: 标准资料网 作者：标准资料网 阅读：8377
【英文标准名称】:Industrial-processmeasurementandcontrol-Datastructuresandelementsinprocessequipmentcatalogues-Listsofproperties(LOPs)forindustrial-processmeasurementandcontrolforelectronicdataexchange-Fundamentals
【原文标准名称】:工业过程测量和控制.加工设备目录中的数据结构和数据元素.用于电子数据交换的工业过程测量和控制属性列表(LOPs).基本原理
【标准号】:BSEN61987-10-2009
【标准状态】:现行
【国别】:英国
【发布日期】:2010-01-31
【实施或试行日期】:2010-01-31
【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】:模拟;自动化;自动化系统;控制工艺学;数据元;数据交换;数据表示;定义;数字的;电气工程;电子数据交换;工业设备;测量设备;测量仪器;元数据;过程控制;过程控制工程;产品数据;性能
【英文主题词】:Analogue;Automation;Automationsystems;Controltechnology;Dataelements;Dataexchange;Datarepresentation;Definitions;Digital;Electricalengineering;ElectronicDataInterchanges;Industrialplants;Measuringequipment;Measuringinstruments;Metadata;Processcontrol;Processcontrolengineering;Productdata;Properties
【摘要】:ThispartofIEC61987providesamethodofstandardizingthedescriptionsofprocesscontroldevices,instrumentationandauxiliaryequipmentaswellastheiroperatingenvironmentsandoperatingrequirements(forexample,measuringpointspecificationdata).Theaimsofthisstandardare?todefineacommonlanguageforcustomersandsuppliersthroughthepublicationofListsofProperties(LOPs),?tooptimizeworkflowsbetweencustomersandsuppliersaswellasinprocessessuchasengineering,developmentandpurchasingwithintheirownorganizations,?toreducetransactioncosts.Thestandarddescribesindustrial-processdevicetypesanddevicesusingstructuredlistsofpropertiesandmakestheassociatedpropertiesavailableinacomponentdatadictionary.Theintentionistoproduceareferencedictionarywhichallowsadescriptionoftheinquiry,offer,companyinternalandotherdescriptionsofprocesscontrolsystems,instrumentationandauxiliaryequipmentbasedonlistofproperties.
【中国标准分类号】:N18
【国际标准分类号】:25_040_40;35_100_20
【页数】:54P.;A4
【正文语种】:英语
MIL-S-19653B (NOTICE 1), MILITARY SPECIFICATION, SEALING COMPOUND (WOOD BEDDING)(13 JUL 1999)., MIL-S-19653B, including Amendment 2, dated 26 August 1992, is inactive for new design and is no longer used, except for replacement purposes.【英文标准名称】:StandardPracticeforAcceleratedAgingofUltra-HighMolecularWeightPolyethyleneafterGammaIrradiationinAir
【原文标准名称】:空气中a－射线辐射后的超高分子重量聚乙烯加速老化的标准方法
【标准号】:ASTMF2003-2002(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2002
【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】:F04.15
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:aging;oxidation;preconditioning;stability;UHMWPE;UHMWPE;ultra-highmolecularweightpolyethylene;Acceleratedaging/testing--surgicaldevices/applications;Polyethylene(PE)surgicalimplantapplications;Preconditioning;UHMWPE(ultra-highmolecul
【摘要】:ThispracticesummarizesamethodthatmaybeusedtoacceleratetheoxidationofUHMWPEcomponentsusingelevatedtemperatureandelevatedoxygenpressure.Underreal-timeconditions,suchasshelfagingandimplantation,oxidativechangestoUHMWPEaftersterilizationusinghighenergyradiationmaytakemonthsoryearstoproducechangesthatmayresultindeleteriousmechanicalperformance.Themethodoutlinedinthispracticepermitstheevaluationofoxidativestabilityinarelativelyshortperiodoftime(forexample,weeks).ThispracticemayalsobeusedtooxidizeUHMWPEtestspecimensandjointreplacementcomponentspriortocharacterizationoftheirphysical,chemical,andmechanicalproperties.Inparticular,thispracticemaybeusedforacceleratedagingofUHMWPEcomponentspriortoevaluationinahiporkneejointwearsimulatorasoutlinedinGuideF1714(hipwear),GuideF1715(kneewear),ISO14242(hipwear),orISO14243(kneewear),orcombinationthereof.1.1ItistheintentofthispracticetopermitaninvestigatortoevaluatetheoxidativestabilityofUHMWPEmaterialsasafunctionofprocessingandsterilizationmethod.Thispracticedescribesalaboratoryprocedureforacceleratedagingofultra-highmolecularweightpolyethylene(UHMWPE)specimensandcomponentsfortotaljointprostheses.TheUHMWPEisagedatelevatedtemperatureandatelevatedoxygenpressure,toaccelerateoxidationofthematerialandtherebyallowfortheevaluationofitslong-termchemicalandmechanicalstability.1.2Althoughtheaccelerated-agingmethoddescribedbythispracticewillpermitaninvestigatortocomparetheoxidativestabilityofdifferentUHMWPEmaterials,itisrecognizedthatthismethodmaynotpreciselysimulatethedegradativemechanismsforanimplantduringreal-timeshelfagingandimplantation.1.3Theacceleratedagingmethodspecifiedhereinhasbeenvalidatedbasedonoxidationlevelsexhibitedbycertainshelf-agedUHMWPEcomponentspackagedinairandsterilizedwithgammaradiation.ThemethodhasnotbeenshowntoberepresentativeofshelfagingwhentheUHMWPEispackagedinanenvironmentotherthanair.Forexample,thispracticehasnotbeendirectlycorrelatedwiththeshelflifeofcomponentsthathavebeensealedinalow-oxygenpackage,suchasnitrogen.ThispracticeisnotintendedtosimulateanychangethatmayoccurinUHMWPEfollowingimplantation.1.4ThevaluesstatedinSIunitsaretoberegardedasstandard.Thevaluesgiveninparenthesesaremathematicalconversionstoinch-poundunitsthatareforinformationonlyandarenotconsideredstandard.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:4P.;A4
【正文语种】:英语