Space Solar Power Review Vol 1 Num 3 1980

Cover	1
Table of Contents	100
Editors Page	2
Editorial: Call For Papers	3
Some Thoughts On SUNSAT by Thomas Paine	5
Apparent Luminosity of SPS by L.E. Livingston	11
Abstract	11
1. Introduction	11
2. Reflective Characteristics	11
3. Diffuse Reflection	12
4. Specular Reflection from Solar Array	16
5. Specular Reflection from Antenna	20
6. Specular Reflection from Concentrators	24
7. Thermal Conversion Systems	25
8. Concluding Remarks	26
References	26
Logistics Costs of SPS by Miller and Akin	27
1. Introduction	27
2. Major Costing Parameters	28
3. Transportation to LEO	30
4. Terrestrial vs Lunar Tradefoffs	33
5. Energy Payback	37
6. Conclusions	37
References	38
Appendix A: Solar Cell Options	38
Appendix B: Determination of Stage Weights to LEO	39
Appendix C: Logistics Costing	40
Parameterized Power Satellite Systems Design by Sperber an Woodcock	45
Abstract	45
1. Introduction	45
2. Microwave/Laser Power Satellite Comparison	45
3. Power Satellite System Sizing	51
4. Summary	54
References	54
Optimization of Antenna Pairs for Microwave Power Transmission by Mack and Moyer	57
Abstract	57
1. Introduction	57
2. Cost Function for the Transmitter and Receiver	58
3. Theoretical Analysis	59
Problem statement and initial equations	59
Optimization equations	61
Integration of the differential equations	63
Modified cost function and determination of multipliers	63
Radii of the antennas and the minimum cost	64
Distribution function of the space antenna	66
Distribution function of the ground antenna	68
4. Numerical Results	69
...Minimum cost per unit ground antenna cost	70
The optimum distribution function and taper ratios	71
Some comparisions with Gaussian distributions	73
5. Concluding Remarks	74
References	74
Appendix A: Truncated Gaussian Distribution	75
Middle Atmosphere NO Production Due to Ion Propulsion Induced Radiation Belt Proton Precipitation by Aikin and Jackman	77
Abstract	77
References	79
SPS - What How and When by Peter Glaser	81
A Historical Analogy: Railroads and the SPS by Thom Pugh	83
References	87
Report on One Day Conference in Los Angeles, SPS WHat How and When by Frederick Osborn	89
SPS Program Review by John W Freeman	91
Meeting Announcements	93
News: SUNSAT Energy Council Annual Report of the President for 1979 by Peter Glaser	95
NEWS ITEMS	96
Office of Technology Assessment Workshops	96
National Academy of Science Study	96
McDonnell Douglas Concept of Orbiting Power System	97

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