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RISRevising and Validating Spectral Irradiance Reference Standards for Photovoltaic Performance Evaluation
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In 1982, the American Society for Testing and Materials (ASTM) adopted consensus standards for direct-normal and hemispherical (“global”) tilted solar terrestrial spectra (ASTM E891/E892/G159). These ...
Recent Progress in Reducing the Uncertainty in and Improving Pyranometer Calibrations
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The Measurements and Instrumentation Team within the Distributed Energy Resources Center at the National Renewable Energy Laboratory, NREL, calibrates pyranometers for outdoor testing solar energy ...