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Keywords: brightness
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Journal Articles
Article Type: Technical Papers
J. Sol. Energy Eng. May 2002, 124(2): 182–188.
Published Online: April 24, 2002
... measuring method with a water-cooled Lambertian target placed in the beam path and a CCD-camera mounted on the concentrator taking images of the brightness distribution of the focal spot. The calibration is made by calculating the total power coming from the dish and relating it to the integrated gray value...
Journal Articles
Article Type: Technical Papers
J. Sol. Energy Eng. May 2002, 124(2): 198–204.
Published Online: April 24, 2002
...Andreas Neumann; Andreas Witzke; Scott A. Jones; Gregor Schmitt Solar thermal energy systems often use optical imaging concentrators. The image size and shape produced in the focal plane of the concentrator system depends on the solar brightness distribution. Therefore, the forward scattering...