Space Solar Power Review Vol 7 Num 2 1988

Cover 1
Contact Page 2
Table of Contents 3
SPS is the Next Goal of Commercial Solar Cells by Suzuki, HIrano, Ushirokawa & Nagatomo 5
Summary 5
Introduction 5
1. Forecast of Development of the Terrestrial-Use Solar Cell 6
Single Crystal Solar Cells 6
Solar Grade Si Materials and Substrate Manufacturing Technology 6
Junction Formation Process 7
Packing 7
Amorphous Silicon Solar Cells 7
2. Cost of Solar Cell 9
Cost Analysis of Terrestrial Use Solar Cells 12
3. Solar Cells for SPS 13
Investigation of the Production Process 13
Source Material Preparation Process 13
Si Halide and Polycrystalline Si 13
Si Substrate 14
Junction Forming Process, Contact Forming Process and Wiring Technique. 14
Radiation Shield 15
Application of Amorphous Si Cells for SPS 15
4. Cost Forecast of Solar Cells for SPS 15
Cost Reduction of SPS Cells 16
Conclusion 16
References 17
Direct Energy Conversion from a Laser Beam by using a Relativistic Electron Beam by Takashi Abe 19
Summary 19
1. Introduction 19
2. Interaction Between Laser and REB 19
3. Conversion System from Laser to Electric Power 23
4. Discussion 25
5. Conclusion 26
References 26
Very Low Temperature Rise Laser Annealing of Radiation-damaged Solar Cells in Orbit by V Poulek 27
Summary 27
Introduction 27
Low Temperature Rise Laser Annealing Experiment 27
Laser Regeneration System 28
Conclusion 29
Acknowledgement 30
References 30
Preliminary Design Study of a 1 MWe Space Nuclear Power Plant by Misawa and Kondo 31
Summary 31
Introduction 31
Overall Design Considerations 32
System Description 33
Basic Concepts 33
Nuclear Reactor 34
Core Heat Pipes 37
Shielding 37
Electric Power Converter: Rankine Cycle System 39
Electric Power Converter: Thermionic System 41
Minimization of Total System Mass 44
Conclusions 48
References 48
On the Possibility of Intercontinental Power Transmission via Satellite by Arnaldo Angelini 49
Summary 49
Available Hydroelectric Resources Throughout the World 49
Guglielmo Marconi and the History of Power Transmission 51
Power Transmission via Satellite 52
Other General Considerations 53
Exploring an STS Programme 54
SPS Background 55
STS Compared with SPS 57
STS Equipment in Space 58
Reasons to Study STS 58
Development of STS 59
International Cooperation in Studying STS 60
A Programme of Action 60
References and Notes 60
Direct Energy Converter from Laser Energy to Electricity with Laser-produced Plasma by Homma, Okamoto, Yamauchi, et al 61
Summary 61
1. Introduction 61
2. Principle of Direct Energy Converter from Laser Energy to Electricity 61
3. Experiments of Direct Energy Converter from Laser Energy to Electricity 62
3.1 Dependence of Energy Conversion Efficiency on Laser Energy 62
3.1.1. Experimental procedure 63
3.1.2. Experimental Results and Discussion 66
3.2 Measurements of the Ionization Rate of Laser-produced Plasma 70
3.2.1 Experimental Procedure 70
3.2.2 Experimental Results and Discussions 70
4. Considerations of Targets and Laser-produced Plasma 71
5. Conclusions 72
References 72
On the Exploitation of Geometrical Symmetry in Structural Computations of Space Power Stations by Alain Bossavit 73
Summary 73
1. Computational Structural Analysis 73
2. The Exploitation of Symmetry 76
2.1 Bilateral Symmetry 76
2.2 Symmetry in general 78
2.3 The ‘assembly' of elements 79
3. Some Difficulties 80
3.1 Equivariant Imbedding 80
3.2 Symmetry alterations 82
Conclusion 83
Bibliographical Comments 83
Considerations on an Inland Rectenna by Itoh and Ogawa 85
Summary 85
Introduction 85
Inland Rectenna 85
Hogline Rectenna with CMSA 86
Modified Hogline Rectenna with CMSA 87
Conclusions 90
References 90
Space Power Titles and Abstracts 91
The heat-pipe experiment on SPAS 01 91
Flexural vibration of gravity-stabilized, structurally damped, large flexible satellites 92
Space Station attitude control—An overview of requirements and solutions 92
Optimal configurations for dual-spin satellites subject to gravitational torques 93
Space Station truss structures and construction considerations 93
Autonomous momentum management for the CDG planar Space Station 94
Adaptive torque equilibrium control of the Space Station 95
Dumbbell-shaped gravity-gradient stabilized satellite 95
Back Cover Contents 100

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