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1 | (8) |
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1 | (3) |
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1 | (1) |
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2 | (1) |
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3 | (1) |
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1.2 Objectives of This Book |
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4 | (1) |
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5 | (4) |
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6 | (3) |
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2 Dynamic Models of Satellite Relative Motion Around an Oblate Earth |
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9 | (34) |
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9 | (2) |
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2.2 Nonlinear Dynamic Model of Relative Motion |
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11 | (9) |
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2.2.1 J2 Reference Satellite Dynamics in LVLH Frame |
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11 | (4) |
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2.2.2 Derivation of Exact J2 Nonlinear Relative Dynamics |
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15 | (5) |
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2.3 Linearized Dynamic Models of Relative Motion |
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20 | (3) |
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2.4 Validation of Proposed Dynamic Models by Simulation |
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23 | (5) |
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2.5 Comparison Study of Relative Dynamic Models |
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28 | (11) |
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2.5.1 Comparison Method with Model Error Index |
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28 | (2) |
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2.5.2 Selected Dynamic Models for Comparison Study |
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30 | (4) |
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34 | (5) |
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39 | (4) |
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40 | (3) |
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3 Passive and Periodic Satellite Formation Design Around an Oblate Earth |
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43 | (30) |
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43 | (2) |
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3.2 Passive and Periodic Relative Motion Under J2 Perturbation |
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45 | (4) |
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3.3 Periodic and Quasi-periodic Relative Orbits at Critical Inclination |
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49 | (12) |
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3.3.1 Periodic Relative Orbit |
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49 | (1) |
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3.3.2 Quasi-periodic Relative Orbit |
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50 | (6) |
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3.3.3 Quasi-periodic Relative Orbit Conditions in Terms of Actual Orbit Variables |
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56 | (2) |
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3.3.4 Numerical Simulations |
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58 | (3) |
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3.4 In-Plane Satellite Formation in Eccentric Orbits |
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61 | (10) |
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3.4.1 Identical Anomaly In-Plane Formation |
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62 | (1) |
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3.4.2 Differential Anomaly In-Plane Formation |
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63 | (6) |
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3.4.3 Almost Constant Separation Formation |
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69 | (2) |
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71 | (2) |
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72 | (1) |
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4 Nonlinear Optimization of Low-Thrust Trajectory for Satellite Formation |
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73 | (28) |
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73 | (3) |
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4.2 Nonlinear Relative Motion Dynamics |
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76 | (1) |
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4.3 Problem Formulation of Trajectory Optimization for Satellite Formation |
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77 | (4) |
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4.3.1 Initial Condition Constraints |
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78 | (1) |
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4.3.2 Final Condition Constraints |
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78 | (1) |
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79 | (1) |
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4.3.4 Linking Constraints |
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80 | (1) |
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4.4 Introduction of Legendre Pseudospectral Method |
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81 | (2) |
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4.5 Computational Considerations of Nonlinear Programming Problem |
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83 | (1) |
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4.6 Scaling of Nonlinear Programming Problem |
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83 | (1) |
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84 | (1) |
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84 | (1) |
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4.7 Illustrative Examples |
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84 | (14) |
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4.7.1 Example 1: Scenario of Two Satellites, One Burn Phase |
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85 | (5) |
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4.7.2 Example 2: Scenario of Two Satellites, Two Phases: Coast--Burn |
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90 | (1) |
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4.7.3 Example 3: Scenario of Two Satellites, Three Phases: Burn--Coast--Burn |
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91 | (1) |
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4.7.4 Example 4: Scenario of Two Satellites, Four Phases: Coast--Burn--Coast--Burn |
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91 | (3) |
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4.7.5 Example 5: Scenario of Formation Reconfiguration Involving Four Satellites |
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94 | (1) |
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4.7.6 Example 6: Scenario of Collision Avoidance Validation |
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95 | (3) |
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98 | (3) |
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98 | (3) |
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5 Optimal Control for Satellite Formation Keeping |
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101 | (30) |
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101 | (4) |
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5.1.1 Leader--Follower Formation Keeping Approaches |
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102 | (1) |
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5.1.2 Decentralized Formation Keeping Approaches |
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103 | (2) |
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5.2 Real-Time Optimal Formation Keeping in Leader--Follower Frame |
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105 | (7) |
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5.2.1 Real-Time Optimal Control Law Design |
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105 | (3) |
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5.2.2 Discretization Using Legendre Pseudospectral Method |
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108 | (1) |
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5.2.3 Computational Considerations of Quadratic Programming Problem |
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109 | (1) |
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5.2.4 Numerical Simulations |
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109 | (3) |
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5.3 Decentralized Formation Control Using Local Relative Measurements |
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112 | (15) |
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5.3.1 Problem Formulation of Decentralized Formation Control |
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113 | (3) |
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5.3.2 Decentralized Formation Control Design |
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116 | (5) |
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5.3.3 Optimal Guaranteed Cost Control Design |
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121 | (3) |
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124 | (3) |
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127 | (4) |
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129 | (2) |
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6 Decentralized Control for Attitude Synchronization Under Undirected Communication Topology |
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131 | (34) |
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131 | (2) |
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6.2 Satellite Attitude Dynamics |
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133 | (3) |
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6.3 Problem Formulation of Attitude Synchronization |
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136 | (1) |
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6.4 Decentralized Robust Adaptive Control for Attitude Synchronization |
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136 | (9) |
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6.4.1 Multi-satellite Sliding Manifold |
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137 | (2) |
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6.4.2 Decentralized Adaptive Sliding Mode Control Design |
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139 | (4) |
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6.4.3 Smoothing Control Law |
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143 | (2) |
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6.5 Velocity-Free Coordinated Attitude Control |
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145 | (5) |
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150 | (11) |
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6.6.1 Decentralized Adaptive Sliding Mode Control |
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151 | (6) |
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6.6.2 Velocity-Free Coordinated Attitude Control |
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157 | (4) |
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161 | (4) |
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161 | (4) |
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7 Decentralized Control for Attitude Synchronization Under Directed Communication Topology |
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165 | (28) |
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165 | (1) |
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7.2 Decentralized Adaptive Robust Control for Attitude Synchronization |
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166 | (5) |
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7.2.1 Multi-satellite Sliding Manifold |
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166 | (1) |
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7.2.2 Decentralized Adaptive Sliding Mode Control Design |
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167 | (4) |
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7.3 Decentralized Adaptive Backstepping Control for Attitude Synchronization with Communication Delay |
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171 | (6) |
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177 | (13) |
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7.4.1 Decentralized Adaptive Sliding Mode Control |
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178 | (6) |
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7.4.2 Decentralized Adaptive Backstepping Control |
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184 | (6) |
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190 | (3) |
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191 | (2) |
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193 | (4) |
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193 | (2) |
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8.2 Trends and Challenges |
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195 | (2) |
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196 | (1) |
Appendix A Algebraic Graph Theory |
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197 | (2) |
Appendix B Optimal Guaranteed Cost Control |
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199 | (4) |
Appendix C Nomenclature |
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203 | |