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【英文标准名称】:Photovoltaicdevices-Part3:Measurementprinciplesforterrestrialphotovoltaic(PV)solardeviceswithreferencespectralirradiancedata
【原文标准名称】:光伏器件.第3部分:具有标准光谱辐照度数据的地面用太阳光伏(PV)器件的测量原理
【标准号】:IEC60904-3-2008
【标准状态】:现行
【国别】:国际
【发布日期】:2008-04
【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/TC82
【标准类型】:()
【标准水平】:()
【中文主题词】:电气工程;测量;测量条件;测量技术;光电管;光伏器件;光伏电池;光伏;辐射;标准太阳能电池;硅;太阳能电池;太阳能;太阳辐射;太阳能动力装置;光谱发射;光谱辐照度;光谱测定法;陆地的;电压特性
【英文主题词】:Electricalengineering;Measurement;Measurementconditions;Measuringtechniques;Photoelectriccells;Photoelectricdevices;Photovoltaiccells;Photovoltaics;Radiation;Referencesolarcells;Silicon;Solarcells;Solarenergy;Solarpower;Solarradiantexposure;Solar-powereddevices;Spectralemittance;Spectralirradiance;Spectrometry;Terrestrial;Voltagecharacteristic
【摘要】:ThispartofIEC60904appliestothefollowingphotovoltaicdevicesforterrestrialapplications:–solarcellswithorwithoutaprotectivecover;–sub-assembliesofsolarcells;–modules;–systems.NOTETheterm“testspecimen”isusedtodenoteanyofthesedevices.Theprinciplescontainedinthisstandardcovertestinginbothnaturalandsimulatedsunlight.Thisstandardisnotapplicabletosolarcellsdesignedforoperationinconcentratedsunlightortomodulesembodyingconcentrators.PhotovoltaicconversionisspectrallyselectiveduetothenatureofthesemiconductormaterialsusedinPVsolarcellsandmodules.TocomparetherelativeperformanceofdifferentPVdevicesandmaterialsareferencestandardsolarspectraldistributionisnecessary.Thisstandardincludessuchareferencesolarspectralirradiancedistribution.ThisstandardalsodescribesbasicmeasurementprinciplesfordeterminingtheelectricaloutputofPVdevices.TheprinciplesgiveninthisstandardaredesignedtorelatetheperformanceratingofPVdevicestoacommonreferenceterrestrialsolarspectralirradiancedistribution.ThereferenceterrestrialsolarspectralirradiancedistributiongiveninthisstandardisrequiredinordertoclassifysolarsimulatorsaccordingtothespectralperformancerequirementscontainedinIEC60904-9.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:62P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodsforWaterinEngineCoolantConcentratebytheKarlFischerReagentMethod
【原文标准名称】:卡尔·费歇尔试剂法测定发动机冷却剂浓缩物中水含量的标准试验方法
【标准号】:ASTMD1123-1999(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1999
【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】:D15.04
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:enginecoolants;KarlFischer;watercontent;Enginecoolants/concentrates;Iodinereduction;KarlFischerreagentmethod--watercontent;Watercontent--chemicals
【摘要】:ThetotalapparentwaterinenginecoolantconcentrateasdeterminedbyKarlFischertitrationsconsistsofthefol-lowing:(1)waterpresentintheoriginalglycolbase;(2)wateradded(forexample,inhibitorsolutions);(3)waterofhydrationofinhibitors(forexample,Na2B4O7x00B7;5H2O);(4)waterformedinthechemicalreactionbetweenborateandethyleneglycol,producingboratediolcondensateandwater;and(5)quantitativeinterferencebythereactionofthereagentwithinhibitorssuchastetraborateorsodiumhydroxide.1.1Thesetestmethodscoverthedeterminationofthewaterpresentinneworunusedglycol-basedcoolantconcentratesusingamanual(TestMethodA)oranautomatic(TestMethodB)coulometrictitratorprocedure.1.2ManycarbonylcompoundsreactslowlywiththeFischerreagent,causingafadingendpointandleadingtohighresults.AmodifiedFischerreagentprocedureisincludedthatminimizestheseundesirableandinterferingreactions.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.ForspecifichazardsstatementsseeSections8and16.
【中国标准分类号】:J96
【国际标准分类号】:
【页数】:5P.;A4
【正文语种】:英语