State-of-the-Art Measurements for PV - Energetics Meetings and ...
State-of-the-Art Measurements for PV - Energetics Meetings and ...
State-of-the-Art Measurements for PV - Energetics Meetings and ...
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AIST Japan – Absolute Spectral IrradianceAbsolute Spectral Irradiance, Relative Spectral ResponsivityUse a solar simulator that has a minimumSpatial nonuni<strong>for</strong>mity – Hard to correct <strong>for</strong> this errorTemporal stability – Spectral radiometer measurementassumes no change in intensity during measurment(s)Deviation from <strong>the</strong> reference spectrum – Minimizes error incorrection factorI sc= I sc E totbE r()S r()dSt<strong>and</strong>ard lamp <strong>and</strong> corresponding spectral radiometercalibration dominates uncertaintybab E r()d E M()S r()daaNational Renewable Energy Laboratory Innovation <strong>for</strong> Our Energy Future