Nonimaging Optics Winston Episode 4 docx

... 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 ... ++ ( ) - [] + Ï Ì Ô Ó Ô ¸ ˝ Ô ˛ Ô 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...

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... Refractive index 1 .48 3; Receiver radius 1. q a (Degrees) 0.5 1357 Geometrical concentration, C g3D 28,880 7,221 802.9 289.5 148 Total transmission, T(q a ) (%) 94. 43 94. 62 90.22 90.03 80. 74 Total transmission ... tubular sources. Applied Optics 35, 43 61 43 71. Pengfei Guan and Xu-Jia Wang. (1998). On a Monge-Ampere equation arising in geometrical optics. J. Differential Geometry...

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... Limits to Concentration 43 4. 2 Imaging Devices and Their Limitations 44 4. 3 Nonimaging Concentrators 45 4. 4 The Edge-Ray Principle or “String” Method 47 4. 5 Light Cones 49 4. 6 The Compound Parabolic ... Linear Systems 44 6 References 44 7 APPENDIX E Perfect Off-Axis Imaging 44 9 E.1 Introduction 44 9 E.2 The 2D Case 45 0 E.3 The 3D Case 45 2 References 45 9 APPENDIX F...

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... where a is the radius of the cylindrical absorber (Winston, Hinterberger, 1975). 48 Chapter 4 Nonimaging Optical Systems Imaging Optics Nonimaging Optics: D dl = constant [Fermat 1601-1665], where a) b) P¢ P ... the message, the task is much easier. This is the key idea of nonimaging optics. 4. 4 THE EDGE-RAY PRINCIPLE OR “STRING” METHOD Figure 4. 4c suggests the notion of tr...

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... channel condenser optics. J. Opt. Soc. Am. 42 , 712–715. Winston, R. (1970). Light collection within the framework of geometrical optics. J. Opt. Soc. Am. 60, 245 – 247 . Winston, R. (19 74) . Principles ... Figure 4. 24. For the paraboloid the exit aperture diameter and the concentration ratio completely determine the shape, as in Figure 4. 25. 64 Chapter 4 Nonimaging Optical S...

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... =a ii j j j j j j 22 0123 ∂ ∂ a ∂ ∂ a ,, 1 24 Chapter 6 The Flow-line Method for Designing Nonimaging Optical Systems (6. 64) Derivation of Eqs. (6. 54) and (6.55) gives (6.65) (6.66) Restricting the values of u in Eq. (6. 64) to those ... 1.5. (6 .44 ) where n 1 , n 2 , n 3 are three functions that only depend on one variable as specified; that is, (6 .45 ) Let us introduce the functions...

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... geometry to nonimaging optics: New three-dimensional ideal concen- trators. J. Opt. Soc. Am. A. 13(3), 532– 540 . Kline, M., and Kay, I. W. (1965). Electromagnetic Theory and Geometrical Optics. Interscience ... (1993a). Poisson brackets method of design of nonimaging concen- trators: A review. In Nonimaging Optics: Maximum-Efficiency Light Transfer II. (Winston, R., and Holman, R. L...

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... Characteristics 1 2 3 4 Total transmission T t (%) 99 .4 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 ... Transfer III (Winston, R., ed.). Proceedings of SPIE, Vol. 2538, 30 41 . Gleckman, P., O’Gallagher, J., and Winston, R. (1989). Approaching the irradiance of the sun through nonimagin...

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... radius to that of the disk. 244 Chapter 10 Consequences of Symmetry 1.0 0.8 0.6 0 .4 0.2 0 0.0 0.2 0 .4 0.6 0.8 1.0 concentration efficiency H/R=20 H/R=10 H/R=5 Figure 10 .4 Upper limit of efficiency ... Luneburg, R. K. (19 64) . Mathematical Theory of Optics. University of California, Berkeley. Schulz, G. (1982). Higher order aplanatism. Optics Communications 41 , 315–319. Schulz,...

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... max C==90 14. %. e max = 2 832 2 msr A src = 2 029 2 m ep trg s= mr 2 . A tr g = 1 2 m. 10.3 Translational Symmetry 259 2 .4 2 1.6 1.2 0.8 0 .4 0 –1.2 –1 –0.8 –0.6 –0 .4 –0.2 0 0.2 0 .4 0.6 0.8 ... parametric form as the functions (11 .41 ) and (11 .42 ) respectively, where q is the angular parameter ranging from a minimum value of (11 .43 ) to a maximum value of (11 .44 ) and t(q...

Ngày tải lên: 13/08/2014, 05:20