1 Introduction |
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1 | (10) |
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1.1 Complete Information Case: Classical Control Approaches |
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1 | (4) |
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2 | (2) |
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1.1.2 Feasible and Admissible Control |
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4 | (1) |
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1.1.3 Problem Setting in the General Bolza Form |
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4 | (1) |
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1.1.4 Specific Features of Classical Optimal Control |
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5 | (1) |
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1.2 Case of Incomplete Information |
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5 | (3) |
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1.2.1 Robust Tracking Problem Formulation |
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5 | (2) |
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1.2.2 What Is the Effectiveness of a Designed Control in the Case of Incomplete Information9 |
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7 | (1) |
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1.3 Ellipsoid-Based Feedback Control Design |
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8 | (1) |
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9 | (2) |
2 Mathematical Background |
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11 | (36) |
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2.1 The Class of Nonlinear Uncertain Models |
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11 | (11) |
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2.1.1 Quasi-Lipschitz Dynamical Systems |
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11 | (3) |
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2.1.2 Examples of Quasi-Lipschitz Systems |
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14 | (2) |
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2.1.3 Differential Inclusions and General Solution Concept |
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16 | (3) |
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2.1.4 The Filippov Regularization Procedure |
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19 | (3) |
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2.2 The Lyapunov Approach to Quasi-Lipschitz Dynamical Systems |
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22 | (4) |
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26 | (15) |
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26 | (5) |
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2.3.2 Existence of Solutions of LMIs |
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31 | (7) |
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2.3.3 Numerical Approaches to LMIs |
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38 | (3) |
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2.4 S-Lemma and Some Useful Mathematical Facts |
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41 | (6) |
3 Robust State Feedback Control |
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47 | (24) |
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48 | (1) |
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3.2 Proportional Feedback Design |
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49 | (1) |
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49 | (1) |
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3.2.2 Problem Formulation |
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50 | (1) |
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3.3 S -Procedure-Based Approach |
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50 | (3) |
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3.4 Storage Function Method |
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53 | (1) |
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3.5 Minimization of the Attractive Ellipsoid |
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54 | (2) |
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3.6 Practical Stabilization |
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56 | (2) |
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3.7 Other Restrictions on Control and Uncertainties |
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58 | (2) |
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60 | (3) |
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3.9 What to Do If We Don't Know the Matrix A? |
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63 | (5) |
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3.9.1 Description of the Dynamic Model in This Case |
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63 | (2) |
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3.9.2 Sufficient Conditions of Attractiveness |
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65 | (3) |
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3.9.3 Optimal Robust Linear Feedback as a Solution of an Optimization Problem with LMI Constraints |
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68 | (1) |
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68 | (3) |
4 Robust Output Feedback Control |
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71 | (26) |
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4.1 Static Feedback Control |
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72 | (6) |
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4.1.1 System Description and Problem Statement |
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72 | (1) |
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4.1.2 Application of the Attractive Ellipsoids Method |
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73 | (3) |
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4.1.3 Example: Stabilization of a Discontinuous System |
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76 | (2) |
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4.2 Observer-Based Feedback Design |
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78 | (14) |
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4.2.1 State Observer and the Extended Dynamic Model |
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78 | (1) |
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4.2.2 Stabilizing Feedback Gains K and F |
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79 | (6) |
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85 | (2) |
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4.2.4 Example: Robust Stabilization of a Spacecraft |
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87 | (5) |
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92 | (4) |
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4.3.1 Full-Order Linear Dynamic Controllers |
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92 | (1) |
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4.3.2 Main Result on the Attractive Ellipsoid for a Dynamic Controller |
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93 | (3) |
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96 | (1) |
5 Control with Sample-Data Measurements |
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97 | (26) |
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5.1 Introduction and Motivation |
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98 | (1) |
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5.2 Problem Formulation and Some Preliminaries |
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99 | (2) |
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5.3 Linear Feedback Proportional to a State Estimate Vector |
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101 | (12) |
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5.3.1 Description in Extended Form |
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101 | (2) |
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5.3.2 Lyapunov-Like Analysis |
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103 | (7) |
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110 | (3) |
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5.4 Full-Order Robust Linear Dynamic Controller |
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113 | (8) |
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5.4.1 The Structure of a Dynamic Controller |
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113 | (5) |
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5.4.2 The "Minimal-Size" Attractive Ellipsoid and LMI Constrained Optimization |
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118 | (2) |
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5.4.3 On Numerical Realization |
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120 | (1) |
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121 | (2) |
6 Sample Data and Quantifying Output Control |
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123 | (24) |
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123 | (2) |
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125 | (3) |
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6.3 A Lyapunov-Krasovskii Functional |
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128 | (6) |
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133 | (1) |
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134 | (6) |
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140 | (4) |
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140 | (2) |
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142 | (2) |
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144 | (3) |
7 Robust Control of Implicit Systems |
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147 | (16) |
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147 | (2) |
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149 | (5) |
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149 | (1) |
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7.2.2 Useful Concepts and Facts |
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150 | (1) |
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7.2.3 Transformation to Differential-Algebraic Form |
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151 | (2) |
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7.2.4 Problem Formulation |
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153 | (1) |
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7.3 Attractive Ellipsoid for Implicit Systems |
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154 | (6) |
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7.3.1 Descriptive Method Application |
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154 | (2) |
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7.3.2 Reduction of Nonlinear Matrix Inequalities to LMIs |
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156 | (4) |
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160 | (3) |
8 Attractive Ellipsoids in Sliding Mode Control |
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163 | (24) |
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8.1 Minimization of Unmatched Uncertainties Effect in Sliding Mode Control |
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164 | (12) |
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164 | (2) |
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8.1.2 LMI-Based Sliding Mode Control Design |
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166 | (2) |
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8.1.3 Optimal Sliding Surface |
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168 | (4) |
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8.1.4 Numerical Aspects of Sliding Surface Design |
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172 | (2) |
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174 | (2) |
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8.2 Gain Matrix Tuning in Dynamic Actuators |
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176 | (9) |
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176 | (2) |
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178 | (4) |
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182 | (3) |
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185 | (2) |
9 Robust Stabilization of Time-Delay Systems |
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187 | (38) |
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9.1 Time-Delay Systems with Known Input Delay |
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187 | (20) |
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9.1.1 Brief Historical Remark |
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187 | (1) |
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9.1.2 System Description and Problem Statement |
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188 | (2) |
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9.1.3 Unavoidable Stabilization Error |
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190 | (1) |
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9.1.4 Minimal Invariant Ellipsoid for the Prediction System |
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191 | (6) |
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9.1.5 Minimal Attractive Ellipsoid of the Original System |
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197 | (5) |
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9.1.6 Computational Aspects |
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202 | (3) |
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205 | (2) |
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9.2 Control of Systems with Unknown Input Delay |
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207 | (14) |
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207 | (1) |
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208 | (2) |
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9.2.3 Attractive Ellipsoid Method for Time-Delay Systems |
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210 | (1) |
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9.2.4 Predictor-Based Output Feedback Design |
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210 | (6) |
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9.2.5 Adjustment of Control Parameters: Computational Aspects |
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216 | (4) |
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220 | (1) |
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221 | (4) |
10 Robust Control of Switched Systems |
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225 | (42) |
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226 | (6) |
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10.1.1 Some Preliminaries |
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227 | (1) |
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10.1.2 Problem Formulation |
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228 | (4) |
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10.2 Application of the Attractive Ellipsoid Method |
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232 | (19) |
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10.2.1 Practical Stability |
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233 | (5) |
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10.2.2 Intersection of Ellipsoids |
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238 | (6) |
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10.2.3 Bilinear Matrix Inequality Representation |
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244 | (3) |
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10.2.4 Simulation Results |
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247 | (4) |
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10.3 Switched Systems with Quantized and Sampled Output Feedback |
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251 | (14) |
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10.3.1 System Description |
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251 | (3) |
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10.3.2 Lyapunov-Krasovskii-Like Functional |
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254 | (3) |
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10.3.3 On Practical Stability |
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257 | (8) |
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265 | (2) |
11 Bounded Robust Control |
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267 | (28) |
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268 | (1) |
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11.2 The Class of Uncertain Nonlinear Systems and Problem Formulation |
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268 | (6) |
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11.2.1 System Description |
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268 | (2) |
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270 | (2) |
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11.2.3 Extended Dynamic Form |
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272 | (1) |
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11.2.4 Problem Formulation |
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273 | (1) |
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11.3 Robust Bounded Output Control Synthesis |
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274 | (12) |
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274 | (3) |
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11.3.2 Zone-Convergence Analysis |
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277 | (6) |
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11.3.3 The Attractive Ellipsoid of "Minimal Size" |
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283 | (3) |
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286 | (3) |
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11.4.1 Transformation of BMI Constraints into LMI Constraints |
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286 | (2) |
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11.4.2 Computational Aspects |
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288 | (1) |
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11.5 Illustrative Example |
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289 | (4) |
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289 | (2) |
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291 | (1) |
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11.5.3 Simulation Results |
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292 | (1) |
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293 | (2) |
12 Attractive Ellipsoid Method with Adaptation |
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295 | (44) |
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296 | (1) |
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12.2 Attractive Ellipsoid Method with KL-Adaptation |
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297 | (21) |
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12.2.1 Basic Assumptions and Constraints |
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298 | (1) |
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12.2.2 System Description and Problem Formulation |
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298 | (1) |
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299 | (1) |
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12.2.4 Extended Quasilinear Format |
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300 | (1) |
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12.2.5 Problem Formulation |
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301 | (1) |
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12.2.6 Learning Laws, Storage Function Properties, and the "Minimal Size" Ellipsoid |
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301 | (4) |
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12.2.7 Attractive Ellipsoid for Robust Control with KL-Adaptation |
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305 | (3) |
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12.2.8 On the Attractive Ellipsoid in the State Space |
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308 | (2) |
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12.2.9 On the Effectiveness of the Adaptation Process |
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310 | (3) |
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12.2.10 On Transformation BMI Constraints into LMI Constraints |
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313 | (3) |
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12.2.11 Numerical Aspects |
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316 | (1) |
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12.2.12 Illustrative Example |
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316 | (2) |
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12.3 A-Adaptation in the Attractive Ellipsoid Method |
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318 | (18) |
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12.3.1 Quasilinear Model with Adjusted Feedback and Problem Formulation |
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320 | (1) |
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320 | (4) |
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12.3.3 Closed-Loop Representation and Storage Function |
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324 | (3) |
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12.3.4 Stability Analysis |
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327 | (5) |
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12.3.5 On the "Minimal Size" of the Attractive Ellipsoid |
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332 | (1) |
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333 | (3) |
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336 | (3) |
Bibliography |
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339 | (8) |
Index |
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347 | |