Nonimaging Optics Winston Episode 1 doc

... kN·m B 4 17 .8 ∆ h = 25q 2 = 25q 1 7.6q 1 100q 1 135.6q 1 C 34 15 1.2 ∆ v = 10 q 2 = 10 q 1 3.0q 1 340q 1 4 61. 0q 1 D 25 11 1.2 ∆ v = 20q 1 6.1q 1 500q 1 678.0q 1 E 22 97.9 ∆ v = 10 q 1 3.0q 1 220q 1 298.3q 1 Total ... (12 .7) 8.59 ( 218 .18 6) 9.09 (230.886) 6 ì 3 1 / 2 ì 1 / 2 (15 2.4 ì 88.9 ì 12 .7) 4.50 (29.034) 7 / 16 (11 .11 ) 9.50 (2 41...

Ngày tải lên: 12/08/2014, 07:22

... n 2 a 2 q 2 . 11 . Global Optimization of High-Performance Concentrators (by Narkis Shatz and John C. Bortz) 265 11 .1 Introduction 265 11 .2 Mathematical Properties of Mappings in Nonimaging Optics 266 11 .3 ... Optics 17 2 7.7 Freeform Optical Designs for Point Sources in 3D 17 3 References 17 8 8. Simultaneous Multiple Surface Design Method 18 1 8 .1 Introduction 18 1 8...

Ngày tải lên: 13/08/2014, 05:20

... falls off (r/R) 2 = (1/sinq) 2 . Concave Focusing Mirror q s q s q s rq s F r D /2 D = 2 r sin f C = (D/d) 2 = (1/4) sin 2 2f / sin 2 q s £ (1/4)1/ sin 2 q s £ (1/4) C max d = 2 r sin q / cos ... sing C a a n n max sin =  ấ ậ =  ấ ậ 22 q C n n max sin =  q 22 Chapter 2 Some Basic Ideas in Geometrical Optics from obvious geometrical considerations q cannot exc...

Ngày tải lên: 13/08/2014, 05:20

... angles. Appl. Opt. 15, 2880–28 83. Ries, H., and Rabl, A. (1994). Edge-ray principle of nonimaging optics, J. Opt. Soc. Am. A 11, 2627–2 632 . Weatherburn, C. E. (1 931 ). “Differential Geometry of ... design. Sol. Energy 16, 89–95. Winston, R. (1976a). Dielectric compound parabolic concentrators. Appl. Opt. 15, 291–292. Winston, R. (1976b). U.S. letters patent 39 23 381, “Radiant Ene...

Ngày tải lên: 13/08/2014, 05:20

... Konzentra- tionswirkung. Optik 25, 31 43 . Ries, H. R., and Wintson, R. (19 94) . Tailored edge-ray reflectors for illumination. JOSA, A, 11, 1259–12 64. Winston, R. (19 74) . Principles of solar concentrators ... ++ ( ) - [] + ẽ è ễ ể ễ á ễ ễ p p 2 4 1 2 4 1 222 222 2 22 12 222 222 2 22 12 102 Chapter 6 The Flow-line Method for Designing Nonimaging Optical Systems A B P J C D E C Â...

Ngày tải lên: 13/08/2014, 05:20

... Designing Nonimaging Optical Systems Symmetry axis i 3 line ray cos -1 (u 1 /a 1 ) i 2 line i 1 line cos -1 (u 2 /a 2 ) 0,0 0 ,5 1,0 1 ,5 2,0 2 ,5 3,0 -1 ,5 -1,0 -0 ,5 0,0 0 ,5 1,0 1 ,5 x 3 i 3 ... =a ii j j j j j j 22 0123 a a ,, 124 Chapter 6 The Flow-line Method for Designing Nonimaging Optical Systems (6.64) Derivation of Eqs. (6 .54 ) and (6 .55 ) gives (6....

Ngày tải lên: 13/08/2014, 05:20

... 4, 66 68 . Winston, R., and Welford, W. T. (1979). Geometrical Vector Flux and some new imaging concentrators. J. Opt. Soc. Am. A. 69 , 532–5 36. 158 Chapter 6 The Flow-line Method for Designing Nonimaging ... is obtained: (6. 1 36) It is straightforward to see that the 15 equations Eq. (6. 1 36) and the 18 equations Eq. (6. 129) are equivalent: Eq. (6. 1 36) can be obtained from Eq...

Ngày tải lên: 13/08/2014, 05:20

... a prescribed 7. 7 Freeform Optical Designs for Point Sources in 3D 173 which can also be written as (7. 34) 7. 7.3 Mathematical Statement of the Problem Eqs. (7. 29), (7. 32), and (7. 34) form a system ... means of (7. 37) Assume that we have two functions sˆ(u, v) yrˆ(u, v) satisfying the system of Eq. (7. 36), then we have two functions r(u, v) ys(u, v) fulfilling Eq. (7. 28) y Eq. (...

Ngày tải lên: 13/08/2014, 05:20

... 98. 2 98. 3 95.7 T t considering shadow losses (%) 99.4 98. 2 97 .8 94.3 T t considering shadow reflection and 84 .9 84 .5 85 .2 82 .6 Fresnel losses (%) Concentrator aperture diameter 91.9 77.5 51 .8 ... Transfer III (Winston, R., ed.). Proceedings of SPIE, Vol. 25 38, 30–41. Gleckman, P., O’Gallagher, J., and Winston, R. (1 989 ). Approaching the irradiance of the sun through nonimag...

Ngày tải lên: 13/08/2014, 05:20

... Luneburg, R. K. ( 196 4). Mathematical Theory of Optics. University of California, Berkeley. Schulz, G. ( 198 2). Higher order aplanatism. Optics Communications 41, 315–3 19. Schulz, G. ( 198 5). Aberration-free ... LXII, 2–8. Welford, W. T., and Winston, R. ( 197 8). On the problem of ideal flux concentrators. J. Opt. Soc. Am. 68, 531–534. Welford, W. T., and Winston, R. ( 197 9). On th...

Ngày tải lên: 13/08/2014, 05:20

... are given in Eqs. (10. 71) and (10. 81), respectively. We assume the total surface area of the target is (10. 86) Eq. (10. 71) then allows us to calculate the target étendue: (10. 87) When the source ... Eqs. (10. 81) and (10. 87) give the following value for the total surface area of the source: (10. 88) For this equal-étendue case, Figure 10. 11 depicts the skewness distributions of Eqs...

Ngày tải lên: 13/08/2014, 05:20

... f: (11. 64) Substitution of Eq. (11. 63) into Eq. (11. 61) gives the x-coordinate as a function of f: (11. 65) For the special case of b = 0°, Eqs. (11. 64) and (11. 65) become (11. 66) and (11. 67) For the special ... . rrf () = 0 290 Chapter 11 Global Optimization of High-Performance Concentrators (11. 80) and (11. 81) For b = 90°, we find that (11. 82) and (11. 83) For b = 180°, w...

Ngày tải lên: 13/08/2014, 05:20

... efficiency drops only 3% over a span of 13.3 Nonimaging Concentrators for Solar Thermal Applications 341 Figure 13.23 Stationary primary with tracking nonimaging secondary solar concentrator for ... a necessary space or gap between absorber and reflector, Cg falls short of 1. With the advent of nonimaging optics and the recognition of the sine law of concentra- tion the situation change...

Ngày tải lên: 13/08/2014, 05:20

... 10 4 6.4 .1 DiffractionfromaDielectricCorner 10 5 6.4.2 DiffractioninaDielectric FCWaveguide 10 6 6.5 Conclusions 10 9 References 11 0 7 Focusing Optics for Neutrons F. Ott 11 3 7 .1 Introduction 11 3 7.2 ... CharacteristicsofNeutronBeams 11 4 7.3 Passive Focusing: Collimating Focusing . . . . . . . . . . . . . . . . . . . . . . . . 11 5 7.4 CrystalFocusing 11 7 7.4 .1 FocusingMo...

Ngày tải lên: 13/08/2014, 05:22