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BS EN 15498-2008 预制混凝土制品.木屑混凝土模块.产品性能和特性

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【英文标准名称】:Precastconcreteproducts-Wood-chipconcreteshutteringblocks-Productpropertiesandperformance
【原文标准名称】:预制混凝土制品.木屑混凝土模块.产品性能和特性
【标准号】:BSEN15498-2008
【标准状态】:现行
【国别】:英国
【发布日期】:2008-05-30
【实施或试行日期】:2008-05-30
【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】:CE标记;混凝土板;铰接式接头;凝固;一致性评估;建筑;装配产品;定义;模板;绝缘材料;加标签;作标记;材料规范;预制混凝土部件;生产控制;性能;合格试验;质量保证;模块;规范(验收);测试;隔热;木基板材
【英文主题词】:CEmarking;Concreteboardings;Concreteproducts;Concreting;Conformityassessment;Construction;Constructionalproducts;Definition;Definitions;Formwork;Insulatingmaterials;Labelling;Marking;Materialsspecification;Precastconcreteparts;Productioncontrol;Properties;Qualificationtests;Qualityassurance;Shutteringblocks;Specification(approval);Testing;Thermalinsulation;Woodbasedsheetmaterials
【摘要】:ThisEuropeanStandardspecifiestheproperties,performanceandtestmethodsoffactorymade,non-load-bearinghollowwood-chipconcreteshutteringblocks,whichmayincludefactoryinstalledthermalinsulation.Theseblocksareintendedtobeusedforexternalandinternalwallsandpartitionswhenfilledwithconcrete.
【中国标准分类号】:Q14
【国际标准分类号】:91_100_30
【页数】:56P.;A4
【正文语种】:英语


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【英文标准名称】:StandardTestMethodforElectricalPerformanceofConcentratorTerrestrialPhotovoltaicModulesandSystemsUnderNaturalSunlight
【原文标准名称】:在自然光下集中陆地光电模块和系统的电气性能评级的标准试验方法
【标准号】:ASTME2527-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:E44.09
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:concentrator;modules;performance;photovoltaic;rating;reporting;systems;testing;Electricalperformance;Photovoltaic(PV)powersystems;Solarenergy
【摘要】:Itistheintentofthistestmethodtoprovidearecognizedprocedurefortestingandreportingtheelectricalperformanceofaphotovoltaicconcentratormoduleorsystem.Ifaninverterisusedaspartofthesystem,thistestmethodcanprovideadcoracratingorboth.Thedcoracratingdependsonwhethertheinverterinputoroutputismonitored.Thetestresultsmaybeusedforcomparisonamongagroupofmodulesorsystemsfromasinglesource.Theyalsomaybeusedtocomparediversedesigns,suchasproductsfromdifferentmanufacturers.Repeatedmeasurementsofthesamemoduleorsystemmaybeusedforthestudyofchangesindeviceperformanceoveralongperiodoftimeorasaresultofstresstesting.Thetestmethodislimitedtomodulesandsystemswheretheconcentratedirradianceonthecomponentcellsisgreaterthan5000Wm-2atEo.Thislimitationisnecessarybecausethetotalirradianceismeasuredwitharadiometerwithafieldofviewlessthan6x00B0;andbecausethecorrelationbetweenthedirectirradianceandthepowerproduceddecreaseswithincreasingconcentratorfieldofview.Thistestmethodassumesthattheregressionequationaccuratelypredictstheconcentratorperformanceasafunctionoftotalirradiancewithafixedspectralirradiance,windspeed,andairtemperature.Thespectraldistributionwillbeseasonalandsitespecificbecauseofopticalairmass,watervapor,aerosols,andothermeteorologicalvariables.1.1Thistestmethodcoversthedeterminationoftheelectricalperformanceofphotovoltaicconcentratormodulesandsystemsundernaturalsunlightusinganormalincidencepyrheliometer.1.2Thetestmethodislimitedtomoduleassembliesandsystemswherethegeometricconcentrationratiospecifiedbythemanufacturerisgreaterthan5.1.3Thistestmethodappliestoconcentratorsthatusepassivecoolingwherethecelltemperatureisrelatedtotheairtemperature.1.4Measurementsunderavarietyofconditionsareallowed;resultsarereportedunderaselectsetofconcentratorreportingconditionstofacilitatecomparisonofresults.1.5Thistestmethodappliesonlytoconcentratorterrestrialmodulesandsystems.1.6Thistestmethodassumesthatthemoduleorsystemelectricalperformancecharacteristicsdonotchangeduringtheperiodoftest.1.7Theperformanceratingdeterminedbythistestmethodappliesonlyattheperiodofthetest,andimpliesnopastorfutureperformancelevel.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:3P.;A4
【正文语种】:英语


【英文标准名称】:PipeThreads,GeneralPurpose(Inch)
【原文标准名称】:通用的管螺纹(英制)
【标准号】:ANSI/ASMEB1.20.1-1983
【标准状态】:现行
【国别】:美国
【发布日期】:1983
【实施或试行日期】:
【发布单位】:美国国家标准学会(US-ANSI)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:总论;尺寸;管螺纹
【英文主题词】:Coatings;Designations;Dimensions;Gauges;Generalsection;Pipethreads;Pipes;Purpose;Sealing;Specification;Threadgauges;Threads
【摘要】:Coversdimensionsandgagingofpipethreadsforgeneralpurposeapplications.
【中国标准分类号】:J05
【国际标准分类号】:21_040_30
【页数】:
【正文语种】:英语