【英文标准名称】:Chemicalanalysisofcopperandcopperalloys;determinationofcopperinunalloyedcoppercontainingnotlessthan99,90%ofcopper
【原文标准名称】:铜和铜合金的化学分析.非合金铜的测定.铜含量不小于99.9%
【标准号】:DIN50502-1992
【标准状态】:作废
【国别】:德国
【发布日期】:1992-08
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:分析;含量测定;化学的;化学分析和试验;抗拉试验;铜含量;定量的;试验;分光光度法;铜含量测定;铜
【英文主题词】:analysis;tensiletesting;coppercontent;testing;determinationofcopper;copper;quantitative;chemicalanalysisandtesting;chemical;determinationofcontent;spectrophotometry
【摘要】:
【中国标准分类号】:H13
【国际标准分类号】:6200;6120
【页数】:4P;A4
【正文语种】:德语
【英文标准名称】:Photovoltaicdevices-Part10:Methodsoflinearitymeasurement
【原文标准名称】:光伏器件第10部分:线性测量方法
【标准号】:IEC60904-10-1998
【标准状态】:作废
【国别】:国际
【发布日期】:1998-02
【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】:光电电池;太阳能电池;电气工程;硅;线性度;光电池;光伏电池;测量;太阳能动力装置;测量技术;太阳能;太阳能;光电器件;光电器件
【英文主题词】:Electricalengineering;Linearity;Measurement;Measuringtechniques;Photoelectriccells;Photoelectricdevices;Photovoltaiccells;Photovoltaics;Silicon;Solarcells;Solarenergy;Solarpower;Solar-powereddevices
【摘要】:ThispartofIEC60904describesproceduresusedtodeterminethedegreeoflinearityofanyphotovoltaicdeviceparameterwithrespecttoatestparameter.Itisprimarilyintendedforusebycalibrationlaboratories,modulemanufacturersandsystemdesigners.Photovoltaic(PV)moduleandsystemperformanceevaluations,andperformancetranslationsfromonesetoftemperatureandirradianceconditionstoanotherfrequentlyrelyontheuseoflinearequations(seeIEC60891andIEC61829).Thisstandardlaysdownthelinearityrequirementsandtestmethodstoensurethattheselinearequationswillgivesatisfactoryresults.Indirectly,theserequirementsdictatetherangeofthetemperatureandirradiancevariablesoverwhichtheequationscanbeused.ThemethodsofmeasurementdescribedinthisstandardapplytoallPVdevicesandareintendedtobecarriedoutonasampleoronacomparabledeviceofidenticaltechnology.Theyshouldbeperformedpriortoallmeasurementandcorrectionproceduresthatrequirealineardevice.ThemethodologyusedinthisstandardissimilartothatspecifiedinIEC60891inwhichalinear(straight-line)functionisfittedtoasetofdatapointsusingaleast-squaresfitcalculationroutine.Thevariationofthedatafromthisfunctionisalsocalculated,andthedefinitionoflinearityisexpressedasanallowablevariationpercentage.Adeviceisconsideredlinearwhenthefollowingconditionsaremetoverthetemperatureandirradiancerangeofinterest.Typically,thisrangeoftemperatureis25℃to60℃minimum,andtheirradiancerangeof700W·mto1000W·mminimum.a)Forthecurveofshort-circuitcurrentversusirradiance,thenormalizedstandarddeviationoftheslope(σs/m)shouldbelessthan0,02.b)Forthecurveofopen-circuitvoltageversusthelogarithmofirradiance,thenormalizedstandarddeviationoftheslope(σs/m)shouldbelessthan0,05.c)Forthecurveofopen-circuitvoltageandshort-circuitcurrentversustemperature,thenormalizedstandarddeviationoftheslope(σs/m)shouldbelessthan0,1.d)Thevariationofrelativespectralresponseataspecifiedvoltageislessthan5%forthewavelengthband.NOTE1-ManyoftheIECPVstandardsrequirespectralmismatchcorrectionswhichinturnrequirespectralresponsemeasurements.Therefore,thelinearityofspectralresponsewithrespecttotemperatureandirradianceisimportant.Itcanalsobesignificantfornewtechnologiessuchasphotochemicalcells.NOTE2-Becausetherelativespectralresponseofsomedevicessuchasamorphoussiliconvariesconsiderablywithvoltage,itisimportantthatthelinearitydeterminationbeperformedatafixedvoltage.Thevoltageselectedisgovernedbytheultimateusage.Vmaxmaybeselectedifthemaximumpowerregimeistheareaofinterest,andforcalibrationzerobiasvoltagemightbemoreappropriate.NOTE3-Itshouldbenotedthattherelativespectralresponseofsomedevicesvarieswithtemperatureandirradiance.Someoftheseeffectsmaybeaccountedforaschangesintheitemsa)andc)short-circuitcurrentnon-linearity,butsomemaynotbe.Theitemd)requirementaccountsforthesenon-linearities.Generalproceduresfordeterminingthedegreeoflinearityfortheseandanyotherperformanceparameteraredescribedinclauses4through6.
【中国标准分类号】:F12
【国际标准分类号】:27_160
【页数】:25P;A4
【正文语种】:英语
基本信息
| 标准名称： | 电阻器 电容器标志内容与标志方法 |
| 中标分类： |
电子元器件与信息技术 >>
电子元件 >>
电子元件综合 |
| 替代情况： | 被GB/T 2691-1994代替 |
| 发布日期： | |
| 实施日期： | 1982-01-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 8页 |
适用范围
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前言
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目录
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引用标准
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所属分类： 电子元器件与信息技术 电子元件 电子元件综合