EN 12464-1-2002 照明灯具.工作场所照明.第1部分:室内

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【英文标准名称】:Lightandlighting-Lightingofworkplaces-Part1:Indoorworkplaces;GermanversionEN12464-1:2002
【原文标准名称】:照明灯具.工作场所照明.第1部分:室内
【标准号】:EN12464-1-2002
【标准状态】:现行
【国别】:
【发布日期】:2003-03
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:照度;眩光;彩色再现;眼;自然采光;人工照明;室外照明;工件配置;光的颜色;目视显示工作站;定义;可及区;工作地点;颜色;工作场所;人类工效学;维修;照明用制品;术语;内部;照明系统;照明工程;照明工程;亮度;事故预防;计划;室内;户内;安全;室内照明;室内照明;反光设施;规范(验收);照明设备;光;交通道路
【英文主题词】:Accidentprevention;Antiglaredevices;Artificiallighting;Colour;Colouroflight;Colourrenderings;Definition;Definitions;Ergonomics;Eyes;Glare;Illuminance;Illuminatingengineering;Illuminationengineering;Indoorlighting;Indoors;Interiorlighting;Internal;Light;Lightingplants;Lightingproducts;Lightingsystems;Luminance;Maintenance;Naturallighting;Planning;Safety;Specification(approval);Terminology;Trafficways;Visualdisplayworkstations;Workplacelayout;Workplaces;Workingplaces
【摘要】:
【中国标准分类号】:P33
【国际标准分类号】:91_160_10
【页数】:40P.;A4
【正文语种】:英语


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Product Code:SAE AMS5684
Title:Alloy Welding, Electrodes, Covered, Corrosion and Heat Resistant 72ni 15cr 9fe 2.8(Cb + Ta) (Cancelled Apr 1987, Superseded by AWS A5.11 ENiCrFe-1)
Issuing Committee:Ams F Corrosion Heat Resistant Alloys Committee
Scope: This specification covers a corrosion and heat resistant nickel alloy in the form of covered welding electrodes. Primarily for shielded metal arc welding of corrosion and heat resistant steels and alloys. Alloy: Inconel WE 132 UNS Number: W86132【英文标准名称】:StandardTestMethodsforPerformanceCharacteristicsofMetallicBondedResistanceStrainGages
【原文标准名称】:金属粘结电阻应变仪性能特征的标准试验方法
【标准号】:ASTME251-1992(2003)
【标准状态】:现行
【国别】:
【发布日期】:1992
【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】:E28.01
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:测量;机械试验;应变;试验;质量;延伸;伸长仪;试验设备;应变仪;工作特性
【英文主题词】:bondedresistancestraingages;elongation-metallicmaterials;gagefactor;performance;resistance;resistancegages;straingages;temperaturetests;transversesensitivity;performancecharacteristicsofmetallicbondedresistancestraingages,test
【摘要】:Straingagesarethemostwidelyuseddevicesforthedeterminationofmaterials,propertiesandforanalyzingstressesinstructures.However,performanceparametersofstraingagesareaffectedbyboththematerialsfromwhichtheyaremadeandtheirgeometricdesign.Thesetestmethodsdetailtheminimuminformationthatmustaccompanystraingagesiftheyaretobeusedwithacceptableaccuracyofmeasurement.Mostperformanceparametersofstraingagesrequiremechanicaltestingthatisdestructive.Sincetestgagescannotbeusedagain,itisnecessarytotreatdatastatisticallyandthenapplyvaluestotheremainingpopulationfromthesamelotorbatch.Failuretoacknowledgetheresultinguncertaintiescanhaveseriousrepercussions.Resistancemeasurementisnon-destructiveandcanbemadeforeachgage.Properlydesignedandmanufacturedstraingages,whosepropertieshavebeenaccuratelydeterminedandwithappropriateuncertaintiesapplied,representpowerfulmeasurementtools.Theycandeterminesmalldimensionalchangesinstructureswithexcellentaccuracy,farbeyondthatofotherknowndevices.Itisimportanttorecognize,however,thatindividualstraingagescannotbecalibrated.Ifcalibrationandtraceabilitytoastandardarerequired,straingagesshouldnotbeemployed.Tobeused,straingagesmustbebondedtoastructure.Goodresultsdependheavilyonthematerialsusedtocleanthebondingsurface,tobondthegage,andtoprovideaprotectivecoating.Skilloftheinstallerisanothermajorfactorinsuccess.Finally,instrumentationsystemsmustbecarefullydesignedtoassurethattheydonotundulydegradetheperformanceofthegages.Inmanycases,itisimpossibletoachievethisgoal.Ifso,allowancemustbemadewhenconsideringaccuracyofdata.Testconditionscan,insomeinstances,besoseverethaterrorsignalsfromstraingagesystemsfarexceedthosefromthestructuraldeformationstobemeasured.Greatcaremustbeexercisedindocumentingmagnitudesoferrorsignalssothatrealisticvaluescanbeplacedonassociateduncertainties.1.1Thepurposeofthisstandardistoprovideuniformtestmethodsforthedeterminationofstraingageperformancecharacteristics.Suggestedtestingequipmentdesignsareincluded.1.2TestMethodsE251describesmethodsandproceduresfordeterminingfivestraingageparameters:SectionPartI-GeneralRequirements7PartII-ResistanceataReferenceTemperature8PartIII-GageFactorataReferenceTemperature9PartIV-TemperatureCoefficientofGageFactor10PartV-TransverseSensitivity11PartVI-ThermalOutput12