Fault Diagnosis and Fault-Tolerant Control Based on Adaptive Control Approach (eBook)

Preface 7
Acknowledgements 10
Contents 11
Acronyms 15
1 Introduction 17
1.1 FD and FTC Against Actuator and/or Sensor Faults 17
1.2 Fault Detection for Time-Delay Systems 20
1.3 Analysis of Time Delay Due to Fault Diagnosis 21
1.4 Organization of the Book 21
References 23
2 Fault Tolerant Control for T-S Fuzzy Systems with Application to NSHV 28
2.1 Introduction 28
2.2 Problem Statement and Preliminaries 30
2.3 Fault Diagnosis and Accommodation 32
2.3.1 Preliminary 32
2.3.2 Fault Detection 33
2.3.3 Fault Isolation 36
2.3.4 Fault Estimation 40
2.3.5 Fault Accommodation 45
2.4 Simulation Results 47
2.4.1 NSHV Modeling and Analysis 47
2.4.2 Simulation Results 50
2.5 Conclusions 55
References 55
3 Fuzzy Logic System-Based Adaptive FC for NSV Attitude Dynamics with Multiple Faults 58
3.1 Introduction 58
3.2 Problem Statement and Preliminaries 59
3.2.1 Problem Statement 59
3.2.2 Mathematical Description of Fuzzy Logic System 63
3.3 Fault Diagnosis and FLS-Based Fault Accommodation 64
3.3.1 Preliminary 65
3.3.2 Fault Detection 65
3.3.3 Fault Isolation 67
3.3.4 Fuzzy Logic Systems-Based Fault Accommodation with Available System State 73
3.3.5 Modified Fault Accommodation with Available System State 80
3.3.6 FLSs-Based Fault Accommodation with Unavailable System State 81
3.4 Simulation Results 83
3.5 Conclusions 87
References 88
4 Command Filtered Adaptive Fuzzy Backstepping FTC Against Actuator Fault 92
4.1 Introduction 92
4.2 Problem Statement and Preliminaries 93
4.2.1 Problem Statement 93
4.2.2 Nussbaum Type Gain 94
4.2.3 Mathematical Description of Fuzzy Logic Systems 95
4.3 Design of Adaptive Fuzzy Controller and Stability Analysis 97
4.4 Illustrative Example 108
4.5 Conclusions 110
References 111
5 Adaptive Fuzzy Fault-Tolerant DSC for a Class of Nonlinear Systems 113
5.1 Introduction 113
5.2 Problem Statement and Mathematical Description of FLS 114
5.2.1 Problem Statement 114
5.2.2 Nussbaum Type Gain 116
5.2.3 Mathematical Description of Fuzzy Logic Systems 117
5.3 Main Results 119
5.3.1 Stability Control in Fault-Free Case and Fault Detection 119
5.3.2 Fault Isolation and Estimation 127
5.3.3 Fault Accommodation 133
5.4 Application to Aircraft Longitudinal Motion Dynamics 134
5.5 Conclusions 137
References 137
6 Adaptive Fault Tolerant Backstepping Control for High-Order Nonlinear Systems 140
6.1 Introduction 140
6.2 Problem Formulation and Mathematical Description of FLSs 141
6.2.1 Problem Statement 141
6.2.2 Nussbaum Type Gain 143
6.2.3 Mathematical Description of FLSs 143
6.3 Main Results 145
6.3.1 Fault Detection 146
6.3.2 Fault Isolation and Estimation 157
6.3.3 Fault Accommodation 164
6.4 Simulation Results 165
6.4.1 An Application to Aircraft Longitudinal Motion Dynamics 165
6.4.2 A High-Order Numerical Example 167
6.5 Conclusions 172
References 172
7 Neural Network-Based Fault Tolerant Control Scheme Against Un-modeled Fault 175
7.1 Introduction 175
7.2 Problem Statement and Description of NNs 177
7.2.1 Problem Statement 177
7.2.2 Mathematical Description of Neural Networks 179
7.3 Design of Adaptive NNs-Based Fault Tolerant Controller 180
7.3.1 Design of Normal Controller (Fault-Free Condition) 180
7.3.2 Design of Passive Adaptive Fault Tolerant Controller 183
7.3.3 Design of Novel Adaptive Fault Tolerant Controller 191
7.4 Simulation 193
7.5 Conclusions 200
References 200
8 Performance Analysis of the Effect of Time Delay Due to Fault Diagnosis 203
8.1 Introduction 203
8.2 Problem Statement 204
8.3 Main Results 205
8.3.1 Fault Detection 205
8.3.2 Fault Isolation 208
8.3.3 Fault Estimation 211
8.3.4 Fault Accommodation 213
8.4 Analysis of Time Delay's Effect on Systems Performance 213
8.5 Experimental Results 217
8.6 Conclusions 221
References 221
9 Adaptive Fault Detection for Uncertain Time-Delay Systems 223
9.1 Introduction 223
9.2 Problem Statement and Description of NNs 224
9.2.1 Problem Statement 225
9.2.2 Mathematical Description of NNs 226
9.3 Fault Detection Observer Design 227
9.4 Simulation Results 239
9.5 Conclusions 244
References 244
10 Conclusion and Future Research Directions 248
10.1 Conclusions 248
10.2 Future Research Directions 249