The global coordinate system centered on the target. is the unit vector to the sun, is the vector to a point on the reflector, and is the vector normal to the surface of the reflector facing the target.
Image of a square parabola: (a) Image from caustics with 3600 rays. (b) Image from SolTRACE with 10 000 rays. (c) Superposition of Figs. 2(a) and 2(b) .
Percent of energy captured for various aperture radii at the target.
Average flux on receiver plane as a function of a/F: (a) Effect of a/L on day 76 at H = 12. (b) Effect of a/L on day 173 at H = 12. (c) Effect of a/L on day 355 at H = 12. (d) Effect of time on day 173 for a/L = 0.8. Note the change in ordinate scale.
Results for paraboloid of revolution when .
Image at the target for a paraboloid of revolution when .
Effect of varying ratio on image size of sun reflected on a paraboloid of revolution.
Image from a spherical reflector.
Moments of image point distributions on aperture obtained from Caustics and SolTRACE.
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