光伏组件光谱响应测量系统中滤光片的设计和选择

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1、光伏组件光谱响应测量系统中滤光片的设计和选择DesignoffiltersformodulespectralDesignoffiltersformodulespectralresponsemeasurementsresponsemeasurementsXiaolinBriod&Pierre-RenéBeljeanSNEC上海,五月5-7日,2010.PasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPage15/17/2010光谱响应测量的简介Introduc

2、tionofthemodulespectralresponsemeasurements定义What测量光伏组件在光谱的每一个光波照射下的敏感度Thesensitivityofdeviceforeachwavelength原因Why有助于生产厂家更好地了解和提高产品得质量Tohavedeeperknowledgeofthemanufacturedmodule数据计算-mismatchfactor,从而更精确IV测量曲线Tocalculthespectralmismatchfactor,ino

3、rdertogetamoreaccurateIVmeasurementPasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPage25/17/2010光谱响应测量的简介Introductionofthemodulespectralresponsemeasurements测量方法Howtomeasure依据IEC60904-8/1998-02,第3种方法:闪光测量方法Flashermeasurementcompliantwiththemethod3ofIEC

4、60904-8/1998-02使用大型氙灯和光谱滤光片UseofalargexenonflasherassociatedwithasetofnarrowbandspectralfiltersPasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPage35/17/2010光谱响应测量的简介Introductionofthemodulespectralresponsemeasurements测量光谱响应的几个条件:Themodulespectralresponsem

5、easurementsneedthefollowsconditions:足够大的光照面积Verylargeilluminationarea光照均匀性好Gooduniformity可分波段数量广Largenumberofwavelengths足够的光照强度SufficientintensityPasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPage45/17/2010滤光片设计Designconsiderations•滤光片必备特点Filterscha

6、racteristics•滤光片数量的选择Choiceofnumberofspectralbands•滤光片光波带宽的选择Choiceofthebandwidth•阻止无用波长的传输Cut-offofunwantedradiationsPasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPage55/17/2010滤光片设计Designconsiderations1.滤光片必备特点Filterscharacteristics尽可能精确到一个特定的波长Asnar

7、rowaspossibleforaccurateSRdetermination尽可能有足够大的信号/噪声比AslargeaspossibleforsufficientSignal/Noise在通带范围内有尽可能大的光照传输Highesttransmissioninthepassbandregion尽可能的少传播无用光波LowestpossibletransmissionofunwantedbandsPasanSA帕山-AmemberofMeyerBurgerGroup-www.pasan.chPag

8、e65/17/2010滤光片设计Designconsiderations2.滤光片数量的选择ChoiceofthenumberofspectralbandsIEC标准规定的范围:400-1’100nmIECdomainisfrom400to1’100nmIEC标准规定，光谱波段之间的波长差≤50nmIECstandardimpose≤50nmbetweenwavelengths经济因素限制光谱波段的数量Economicc