SUNLIGHT EVALUATION METHOD AND DEVICE

摘要

PROBLEM TO BE SOLVED: To provide a new sunlight evaluation method and device for easily evaluating and grasping the shade and reflection light at an arbitrary point.;SOLUTION: An evaluation image region to be evaluated is cut (s2) from a hemispherical image (s1) photographed at an evaluation point, a solar trace according to the latitude, longitude, azimuth angle, and oblique angle of the evaluation point is acquired (s3), the overlapped image of the solar trace and the evaluation image region is created (s4), and the shade of the solar trace is evaluated (s5) by an object around the evaluation point being present within the valuation image region.;COPYRIGHT: (C)2002,JPO