CB* 3119-1985 液压铰链

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基本信息
标准名称:液压铰链
中标分类: 船舶 >> 船舶管路附件 >> 船用液压、气动元件及附件
发布日期:1985-10-18
实施日期:1986-12-01
首发日期:1900-01-01
作废日期:1900-01-01
出版日期:1986-12-01
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所属分类: 船舶 船舶管路附件 船用液压 气动元件及附件
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【英文标准名称】:StandardTestMethodsforMeasurementofElectricalPerformanceandSpectralResponseofNonconcentratorMultijunctionPhotovoltaicCellsandModules
【原文标准名称】:非集中多结光电池和组件的电性能和光谱灵敏度测量的标准试验方法
【标准号】:ASTME2236-2010
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:太阳能;光电的;多结设备;电性能;光谱灵敏度;非集中多结光电池/组件;光电电力系统;电性能-太阳能设备;光谱数据-太阳能设备;两端多结光电设备
【英文主题词】:SolarEnergy;Photovoltaics;MultijunctionDevices;ElectricalPerformance;SpectralResponse;NonconcentratormultijunctionPVcells/modules;Photovoltaic(PV)powersystems;Solarenergy;Electricalperformance--solardevices;Spectraldata--solardevic
【摘要】:Inaseries-connectedmultijunctionPVdevice,theincidenttotalandspectralirradiancedetermineswhichcomponentcellwillgeneratethesmallestphotocurrentandthuslimitthecurrentthroughtheentireseries-connecteddevice.Thiscurrent-limitingbehavioralsoaffectsthefillfactorofthedevice.Becauseofthis,specialtechniquesareneededtomeasurethecorrectI-Vcharacteristicsofmultijunctiondevicesunderthedesiredreportingconditions(seeTestMethodsE1036).Thesetestmethodsuseanumericalparametercalledthecurrentbalancewhichisameasureofhowwellthetestconditionsreplicatethedesiredreportingconditions.Whenthecurrentbalancedeviatesfromunitybymorethan0.03,theuncertaintyofthemeasurementmaybeincreased.TheeffectsofcurrentlimitinginindividualcomponentcellscancauseproblemsforI-Vcurvetranslationstodifferenttemperatureandirradianceconditions,suchasthetranslationsrecommendedinTestMethodsE1036.Forexample,ifadifferentcomponentcellbecomesthelimitingcellastheirradianceisvaried,adiscontinuityinthecurrentversusirradiancecharacteristicmaybeobserved.Forthisreason,itisrecommendedthatI-Vcharacteristicsofmultijunctiondevicesbemeasuredattemperatureandirradianceconditionsclosetothedesiredreportingconditions.Somemultijunctiondeviceshavemorethantwoterminalswhichallowelectricalconnectionstoeachcomponentcell.Inthesecases,thespecialtechniquesforspectralresponsemeasurementsarenotneededbecausethecomponentcellscanbemeasuredindividually.However,theseI-Vtechniquesarestillneededifthedeviceisintendedtobeoperatedasatwo-terminaldevice.Usingthesetestmethods,thespectralresponseistypicallymeasuredwhiletheindividualcomponentcellundertestisilluminatedatlevelsthatarelessthanEo.Nonlinearityofthespectralresponsemaycausethemeasuredresultstodifferfromthespectralresponseattheilluminationlevelsofactualuseconditions.1.1Thesetestmethodsprovidespecialtechniquesneededtodeterminetheelectricalperformanceandspectralresponseoftwo-terminal,multijunctionphotovoltaic(PV)devices,bothcellandmodules.1.2Thesetestmethodsaremodificationsandextensionsoftheproceduresforsingle-junctiondevicesdefinedbyTestMethodsE948,E1021,andE1036.1.3Thesetestmethodsdonotincludetemperatureandirradiancecorrectionsforspectralresponseandcurrent-voltage(I-V)measurements.ProceduresforsuchcorrectionsareavailableinTestMethodsE948,E1021,andE1036.1.4Thesetestmethodsmaybeappliedtocellsandmodulesintendedforconcentratorapplications.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeter......
【中国标准分类号】:K83
【国际标准分类号】:27_160
【页数】:5P.;A4
【正文语种】:


基本信息
标准名称:保山香料烟综合标准 第35部分:烟用物资管理规范
发布日期:2008-01-16
实施日期:2008-02-01
首发日期:
作废日期:
主管部门:云南省质量技术监督局
出版社:中国标准出版社
出版日期:2008-02-01
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所属分类: 农业 林业 畜牧 养蜂 养蚕 农业 农业和林业 农业和林业综合