Computer Aided Design in Control Systems 1988 (eBook)

Front Cover 1
Computer Aided Design in Control Systems 1988 4
Copyright Page 5
Table of Contents 10
PREFACE 8
Chapter 1. BENCHMARK PROBLEMS FOR COMPUTERAIDED CONTROL SYSTEM DESIGN 16
INTRODUCTION 16
CHARACTERISTICS OF CACSD BENCHMARK PROBLEMS 17
PRESENT AND FUTURE BENCHMARK PROBLEMS 18
WHAT HAS BEEN LEARNED SO FAR 19
CONCLUSION 20
ACKNOWLEDGEMENTS 20
REFERENCES 21
Chapter 2. EXPERT-AIDED ENVIRONMENTS FOR CAE OF CONTROL SYSTEMS 22
1. INTRODUCTION 22
2. WHAT IS EXPERT-AIDED CACE? 22
3. KNOWLEDGE REPRESENTIONS 23
4. EXPERT SYSTEM SHELLS 25
5. OTHER IMPLEMENTATION ISSUES 26
6. ARCHITECTURES 27
7. OVERALL ASSESSMENT 30
REFERENCES 31
Chapter 3. INTERACTIVE ENVIRONMENTS FOR CACSD SOFTWARE 32
1 Introduction 32
2 Short history of CACSD 33
3 Tools and toolboxes 34
4 The control environment 36
5 Knowledge representation 38
6 Conclusions 39
References 40
Chapter 4. DATA STRUCTURES AND SOFTWARE TOOLS FOR THE COMPUTER AIDED DESIGN OF CONTROL SYSTEMS: A SURVEY 42
1. INTRODUCTION 42
2. A DBMS VIEW OF CACSD REQUIREMENTS 43
3. PROGRESS IN DBMS RESEARCH 44
4. PROGRESS IN THE CACSD COMMUNITY 45
5. CONCLUSIONS 49
6. ACKNOWLEDGEMENT 50
7. REFERENCES 50
Chapter 5. COMPUTER AIDED DEVELOPMENT FOR ROBOT CONTROL 54
INTRODUCTION 54
ROBOTS 55
CAD PACKAGES FOR ROBOT CONTROL 56
SUMMARY 60
REFERENCES 60
Chapter 6. ASPECTS OF OPTIMIZATION-BASED CADCS 62
INTRODUCTION 62
METHODOLOGY 63
NUMERICAL OPTIMIZATION TECHNIQUES 64
EXAMPLE OF IMPLEMENTATION: CONSOLE 67
CONCLUDING REMARKS 70
REFERENCES 70
Chapter 7. SURVEY OF EXISTING COMPUTER-AIDED DESIGN IN CONTROL SYSTEMS PACKAGES IN THE UNITED STATES OF AMERICA 74
INTRODUCTION 74
BACKGROUND 74
SURVEY 74
SURVEY RESULTS 75
SUMMARY AND CONCLUSIONS 76
REFERENCES 78
DISCLAIMER 78
Chapter 8. CADCS DEVELOPMENTS IN EUROPE 80
1. INTRODUCTION 80
2. LOCAL DEVELOPMENTS IN EUROPE 82
3. CONCENTRATION OF EFFORTS 85
4. CONCLUSION 85
5. REFERENCES 86
Chapter 9. THE COMPUTER AIDED DESIGN OF NONLINEAR FEEDBACK SYSTEMS 90
INTRODUCTION 90
FREQUENCY DOMAIN METHODS 90
TIME DOMAIN PROCEDURES 92
FUNCTIONAL ANALYSIS TECHNIQUES 93
DESIGN USING NONLINEAR COMPENSATORS 93
DESIGN SUITES AND ENVIRONMENTS 94
FUTURE TRENDS AND REQUIREMENTS 94
REFERENCES 95
Chapter 10. GRAPHICAL ENVIRONMENTS FOR COMPUTER AIDED CONTROL SYSTEM DESIGN 98
INTRODUCTION 98
THE CASE FOR GRAPHICS 98
HISTORICAL DEVELOPMENT 99
CHARACTERISTICS OF A MODERN GRAPHICAL ENVIRONMENT 101
FUTURE DEVELOPMENTS 102
CONCLUSIONS 102
ACKNOWLEDGMENT 102
REFERENCES 102
Chapter 11. TECHNIQUES AND TOOLS OF CADCS 106
INTRODUCTION 106
CADCS TECHNIQUES 106
PERFORMANCE CRITERIA AND CHARACTERISTICS OF CADCS TOOLS 107
STANDARDS 109
CADCS TOOLS - A SURVEY 110
EXPERT SYSTEMS FOR CADCS 110
CONCLUSION 110
REFERENCES 113
Chapter 12. ALGORITHMS FOR CLASSICAL CONTROL SYSTEMS DESIGN 116
INTRODUCTION 116
SYSTEM DESCRIPTION CONVERSIONS 116
BODE NICHOLS AND NYQUIST PLOTS 117
ROOT LOCUS PLOTS 118
TIME DOMAIN RESPONSES 120
CONCLUSIONS 120
REFERENCES 121
Chapter 13. PROGRAMS FOR CAD OF MULTIVARIABLE CONTROL SYSTEMS IN BOTH THE TIME AND FREQUENCY DOMAINS 122
INTRODUCTION 122
THE INTERACTIVE DESIGN SESSION 122
SUPPORT PROGRAMS IN THE CONTROL SYSTEMS LIBRARY 125
CONCLUSION 127
REFERENCES 127
ACKNOWLEDGEMENTS 127
Chapter 14. A CAD PROGRAM FOR DIRECT DIGITAL POLE-ASSIGNMENT SYSTEM DESIGN 128
INTRODUCTION 128
THEORETICAL 3ACKGR0UND 128
THE ORGANIZATION OF THZ SIMULATION RESULTS PROGRAM AND 131
CONCLUSIONS 133
REFERENCES 133
Chapter 15. A LQG CACSD PACKAGE AND ITS APPLICATION 136
INTRODUCTION 136
LQG DESIGN TECHNIQUES 136
THE LQG CACSD PACKAGE 137
CONCLUSIONS 141
REFERENCES 141
Chapter 16. AN INTERACTIVE COMPUTER-AIDED PROCESS CONTROLLER DESIGN PACKAGE 142
INTRODUCTION 142
STRUCTURE OF THE PACKAGE 142
USER INTERFACE 143
GRAPHICAL INPUT PROCESSING 145
CONTROLLER DESIGN 146
CONCLUSIONS 147
ACKNOWLEDGEMENT 147
REFERENCES 147
Chapter 17. CACSD OF MULTIVARIABLE LINEAR CONTROL SYSTEMS ON MICROVAX II 148
INTRODUCTION 148
THE INVERSE-NYQUIST METHOD 148
POLE-PLACEMENT TECHNIQUES 149
THE SOFTWARE-IMPLEMENTATION 152
CONCLUSION 153
BIBLIOGRAPHY 153
Chapter 18. CADCS PACKAGE "A-TDS" FOR SYSTEMS WITH PURE DELAY 154
1.INTRODUCTION 154
2. MAIN FUNCTIONS OF A-TDS 154
3. ANALYSIS OF ROBUST STABILITY 155
4. STRUCTURE OF THE PROGRAM 156
5. ALGORITHM 157
6. AN EXAMPLE 157
7. CONCLUSION 158
References 158
Chapter 19. A CSCAD SOFTWARE FOR OPTIMAL OUTPUT FEEDBACK REGULATORS 160
INTRODUCTION 160
PROBLEM STATEMENT 161
ALGORITHM. 161
PROGRAM FLOW-CHART 163
EXAMPLES 163
CONCLUSION 164
REFERENCES 164
Chapter 20. CAD SOFTWARE SYSTEM FOR FUZZY CONTROL APPLICATION 166
INTRODUCTION 166
UNIVERSAL FUZZY CONTROL SYSTEM 166
APPLICATION EXAMPLES OF FUZZY CONTROL 169
PRACTICAL IMPROVEMENT OF FUZZY REASONING 170
CONCLUSION 171
REFERENCES 171
Chapter 21. THE STRUCTURE AND FUNCTIONS OF CCSCAD PACKAGE 172
INTRODUCTION 172
THE COMPOSITION AND FUNCTIONS OF PACKAGE 172
THE MANAGEMENT OF PACKAGE 175
APPLICATIONS AND DEVELOPMENT OF CCSCAD PACKAGE 177
REFERENCES 177
INTRODUCTION 172
THE COMPOSITION AND FUNCTIONS OF PACKAGE 172
THE MANAGEMENT OF PACKAGE 175
APPLICATIONS AND DEVELOPMENT OF CCSCAD PACKAGE 177
REFERENCES 177
Chapter 22. TDP-SELF A SIMULATOR FOR MULTIVARIABLE SELF-TUNING CONTROL OF DISTRIBUTED PARAMETER SYSTEMS 178
1. INTRODUCTION 178
2.TDP 178
3. SELF 178
4. TDP_SELF 180
5. A SIMULATION EXAMPLE 180
6. CONCLUSIONS 182
REFERENCES 182
Chapter 23. A DIDACTICAL PROJECT WITH A PERSONAL COMPUTER NETWORK FOR ENGINEERING EDUCATION 184
INTRODUCTION 184
PURPOSE OF THE NETWORK 185
CONFIGURATION OF THE NETWORK & HARDWARE
SOFTWARE 186
STRUCTURE OF A SESSION 186
NUMERICS 186
LIST OF EXISTING SESSIONS 186
REALIZATIONS 188
CONCLUSION 188
REFERENCES 188
Chapter 24. ON SOME ASPECTS FOR DEVELOPING COMPUTER AIDED TEACHING (CAT) SOFTWARE PACKAGE A DESCRIPTION OF CAT SOFTWARE PACKAGE FOR CONTROL SYSTEM DESIGN AND ANALYSIS (CATCS) 190
INTRODUCTION 190
STRUCTURE OF CATCS 190
DESIGN GUIDELINE FOR CATCS PACKAGE 192
TYPICAL EXAMPLE 192
CONCLUSION 193
REFERENCES 193
ACKNOWLEDGMENT 193
Chapter 25. A TRAINING SIMULATOR FOR A ONE-STAGE EVAPORATOR PLANT 194
INTRODUCTION 194
TRAINING SIMULATORS 194
THE PROCESS 195
TRAINING SESSIONS 195
USER INTERFACE 196
CONCLUSIONS 197
REFERENCES 197
Chapter 26. ENGINEERING WORK STATION AS A TOOL FOR A PROCESS CONTROL DESIGN AND IMPLEMENTATION 200
INTRODUCTION 200
PLANT AND CONTROL SYSTEM DESCRITPION 200
REVIEW OF FEATURES OF EWS 201
PROCEDURES OF CONTROL DESIGN AND IMPLEMENTATION 201
SUMMARY AND CONCLUSIONS 202
REFERENCES 202
Chapter 27. CES — A WORKSTATION ENVIRONMENT FOR COMPUTER-AIDED DESIGN IN CONTROL SYSTEMS 206
INTRODUCTION 206
GRAPHICAL FACILITIES 206
MATHEMATICAL TEXT FACILITIES 208
MANIPULATION FACILITIES 208
TRANSFORMATION FACILITIES 208
AUTOMATIC LAYOUT FACILITIES 208
INTERFACE TO DESIGN AND SIMULATION PACKAGES 209
CONCLUSIONS 209
ACKNOWLEDGMENT 209
REFERENCES 209
Chapter 28. ADVANCED WORKSTATION FOR THE DESIGN AND SUPERVISION OF INDUSTRIAL CONTROL SYSTEMS 210
INTRODUCTION 210
INDUSTRIAL NEEDS FOR THE IMPROVEMENT OF CONTROL SYSTEMS 210
NEEDS FOR THE ON-LINE WORKSTATION 211
NEEDS FOR RULE-PROCESSING 212
NEW ADAPTIVE CONTROL METHOD 212
PRACTICAL EXAMPLE OF CONTROL SYSTEM IMPROVEMENT 214
TOTAL SYSTEM CONFIGURATION 215
CONCLUSION 215
REFERENCES 215
Chapter 29. CAS APPROACH TO GRAPHICAL PROGRAMMING AND DOCUMENTATION OF PROGRAMMABLE CONTROLLERS 216
INTRODUCTION 216
SPECIFIC CHARACTERISTICS OP SCHEMATIC DRAWINGS 217
FUNCTIONS OF A CAS SYSTEM 218
LAYOUT OBJECTIVES 219
SIGNAL FLOW SCHEMATICS 219
CAS FOR PROGRAMMABLE CONTROLLERS 220
CONCLUSION 221
REFERENCES 222
Chapter 30. ON MODEL STRUCTURING CONCEPTS 224
1. Introduction 224
2. Model Structuring Principles 225
3. Hierarchical Submodels 225
4. Terminals 226
5. Parameterization 228
Acknowledgements 229
References 229
Chapter 31. EXPERIENCE WITH THE APPLICATION OF SOFTWARE TOOLS FOR DATA FILE MANAGEMENT IN AUTOMATIC CONTROL 230
INTRODUCTION 230
THE DATA STRUCTURE 230
VARIOUS EXPERIENCES 232
CONCLUSIONS 233
REFERENCES 233
Chapter 32. STRUCTURAL TESTS USING NIAL 234
INTRODUCTION 234
POTENTIAL STATE CONTROLLABILITY 234
DECOMPOSITION 235
PIECEWISE ANALYSES 237
CONCLUSION 238
REFERENCES 238
APPENDIX 238
Chapter 33. ECSTASY — AN ENVIRONMENT FOR CONTROL SYSTEM THEORY, ANALYSIS, AND SYNTHESIS 240
INTRODUCTION 240
THE ECSTASY SOFTWARE INFRASTRUCTURE 240
DEVELOPMENT PHILOSOPHY 241
THE DEVELOPMENT ENVIRONMENT 241
RELATED ACTIVITIES 242
ACKNOWLEDGEMENTS 242
BIBLIOGRAPHY 242
Chapter 34. DEVELOPMENT OF COMPUTER AIDED 
 
 
246 
1. INTRODUCTION 246
2. KINEMATIC AND DYNAMIC EQUATIONS 246
3. SYSTEM CONSTRUCTION 247
4. EXAMPLES 249
5. CONCLUSION 251
REFERENCES 251
Chapter 35. SN EVOLVING SOFTWARE FOR COMPUTERAIDED CONTROL SYSTEM DESIGN 252
INTRODUCTION 252
FEATURES OF EVOLVING CACSD SYSTEM 252
STRUCTURE OF EVOLVING CACSD SYSTEM 253
DEVELOPMENT OF EVOLVING CACSD SYSTEM 254
APPLICATION OF EVOLVING CACSD 257
CONCLUSIONS 257
REFERENCES 257
Chapter 36. ON FLEXIBLE CAD OF ADAPTIVE CONTROL AND IDENTIFICATION ALGORITHMS 258
Introduction 258
A General-Purpose Identification Algorithm 258
The Modelling Process 259
A Flexible Routine Structure 260
Extension Of The Structure For Adaptive Control 260
Conclusion 260
Acknowledgement 260
References 261
Chapter 37. APPLICATION OF LOGIC PROGRAMMING IN LINEAR SYSTEM IDENTIFICATION 262
1. INTRODUCTION 262
2. A BRIEF DESCRIPTION OF THE ARMAX MODEL SELECTION PROBLEM 262
3. SIGPLUS: AN EXPERIMENTAL CAD SYSTEM APPROACH TO ARMAX STRUCTURE IDENTIFICATION 263
4. EXPERIMENTAL ISSUES 264
5. CONCLUSIONS 265
6. ACKNOWLEDGMENTS 265
7. REFERENCES 265
Chapter 38. APPLYING THE INVERSE NYQUIST ARRAY TO PROBLEMS IN DYNAMIC STRUCTURAL TESTING 266
INTRODUCTION 266
MODELLING 266
PROBLEM FORMULATION 267
EFFECT OF SYSTEM PARAMETERS ON INTERACTION 267
DESIGN 268
CONCLUSIONS 268
REFERENCES 268
Chapter 39. COMPUTER AID DESIGN OF APPROXIMATE MODEL DESIGN TECHNIQUE 272
INTRODUCTION 272
BACKGROUND THEORY 272
DESIGN PROCEDURE AND STRUCTURE OF THE PACKAGE 275
REFERENCES 277
Chapter 40. AN INVERSE PROBLEM OF BLOCK DECOUPLING 278
INTRODUCTION 278
BACKGROUND 278
THINNEST CUT PROBLEM 279
EXAMPLE 280
CONCLUSION 281
REFERENCES 282
Chapter 41. A MODULAR IMPLEMENTATION OF THE EXTENDED KALMAN FILTER 284
INTRODUCTION 284
THE EXTENDED KALMAN FILTER 284
COMMON METHODS FOR THE CALCULATION OF JACOBIAN MATRICES 285
USE OF A COMPOSITE DATA STRUCTURE 285
EXAMPLES 286
A PROCESS EXAMPLE 288
COMPUTATIONAL REQUIREMENTS 289
CONCLUSION 289
REFERENCES 289
Chapter 42. CONTROLLING MULTIVARIABLE SYSTEMS WITH SIGNIFICANT UNCERTAINTY 290
INTRODUCTION 290
PROBLEM FORMULATION AND SIMPLIFICATION 290
DESIGN METHOD 291
AN EXAMPLE 292
CONCLUSION 293
REFERENCES 293
Chapter 43. ALGORITHMS FOR TRANSFORMATIONS BETWEEN BLOCK DIAGRAMS AND SIGNAL FLOW GRAPHS 296
INTRODUCTION 296
DIGRAPH REPRESENTATIONS AND DUALITIES 296
MATRIX-BASED TRANSFORMATIONS 297
RULE-BASED TRANSFORMATIONS 299
AUTOMATIC LAYOUT TOOLS 301
CONCLUSIONS 301
ACKNOWLEDGMENT 301
REFERENCES 301
APPENDIX 301
Chapter 44. AN EVALUATION OF THE EXACT CONTROLLERS IN A MULTIVARIABLE ENVIRONMENT 302
Introduction 302
Mathematical Modeling and Selection of 
302 
Simulation Study 302
Decoupling 304
Steady-state Decoupling 304
Dynamic Decoupling 304
Discussion 305
Nomenclature 305
Greek symbols 305
Literature Cited 305
Chapter 45. PARALLEL AND LARGE SCALE MATRIX COMPUTATIONS IN CONTROL: SOME IDEAS 308
INTRODUCTION. 308
PARALLEL ALGORITHMS FOR EIGENVALUEASSIGNMENTS 309
LARGE SCALE COMPUTATIONS 311
A LARGE SCALE SOLUTION OF THE SYLVESTER EQUATION ARISING IN OBSERVER 312
Remarks 312
References 313
Chapter 46. FREQUENCY-DOMAIN MODELING OF NONLINEAR MULTIVARIABLE SYSTEMS 316
1. INTRODUCTION 316
2. SINUSOIDAL-INPUT DESCRIBING FUNCTION MODELS 316
3. FORMULATION OF SIDF MODELS 317
4. SOFTWARE 318
5. DEMONSTRATION PROBLEM 318
6. SUMMARY AND CONCLUSIONS 319
REFERENCES 319
Chapter 47. AN OPTIMAL DECOUPLING CONTROLLER WITH APPLICATION TO THE CONTROL OF PAPER MACHINE HEADBOXES 322
INTRODUCTION 322
PROBLEM FORMULATION 322
SYNTHESIS OF OPTIMAL DECOUPLING CONTROLLER 323
RESULTS OF APPLICATION TO PAPER MACHINE HEADB0X 325
REFERENCES 326
Chapter 48. ON THE SYMBOLIC COMPUTATION IN SIMULATION OF DISTRIBUTED PARAMETER SYSTEMS 328
INTRODUCTION 328
PROCESS BLOCK 328
CONTROLLER BLOCK 329
SOFTWARE ASPECTS 329
COMMANDS OF TOP 329
SYMBOLIC COMPUTATION BLOCK 329
SYSTEMLIST(sys) 330
SMITH(P) 330
CREALIZE(P) 330
OREALIZE(P) 330
RMFDREALIZE(N,D) 330
LMFDREALIZE(D,N) 330
TRANSFORM(sys.T) 330
TRANSFER(sys) 330
HERMITE_ROW(M) 330
HERMITE_COL(M) 330
POZE(P) 330
LCM(List) 330
CHARPOLIST(List) 330
COLREDUCE(M) 330
ROWREDUCE(M) 330
REFERENCES 330
Chapter 49. REGULATOR DESIGN USING LINEAR FRACTIONAL TRANSFORMATION 332
INTRODUCTION 332
LINEAR FRACTIONAL TRANSFORMATIONS IN RELATION TO CONTROL SYSTEM DESIGNS 332
REGULATOR DESIGN WITH POLES IN SPECIFIED REGION 334
ROBUSTNESS FOR REGULATORS WITH POLES IN A SPECIFIED REGION IN THE PRESENCE OF CONSTANT GAIN PERTURBATION 335
EXTENSIONS OF THE PROCEEDING RESULTS 337
CONCLUSION 337
REFERENCES 337
Chaptert 50. CAD OF NONLINEAR SAMPLED DATA SYSTEM USING THE z-DESCRIBING FUNCTION 338
INTRODUCTION 338
IMPLEMENTATION OF THE Z-TRANSPORM DF 338
DESIGN OF NONLINEAR SAMPLED-DATA SYSTEMS 340
EXAMPLES 342
CONCLUSION 342
REFERENCES 342
Chapter 51. AN INTELLIGENT FRONT END FOR A CONTROL SYSTEM DESIGN AND ANALYSIS PACKAGE 344
INTRODUCTION 344
AN IFE FOR A CONTROL SYSTEM DESIGN PACKAGE 345
A HIERARCHICAL ( MULTI-LEVEL ) APPROACH TO BUILDING AN IFE 345
IMPLEMENTATION OF AN INTELLIGENT FRONT END 345
CONCLUSION 346
REFERENCES 346
Chapter 52. CHOOSING THE SETTINGS OF AN ADAPTIVE CONTROLLER USING AN EXPERT SYSTEM 350
INTRODUCTION 350
ADAPTIVE CONTROL 350
EXPERT SYSTEM 351
RESULTS 352
DISCUSSION 355
REFERENCES 355
Chapter 53. AN EXPERT SYSTEM FOR TUNING PID CONTROLLERS 356
INTRODUCTION 356
TUNING OF PID CONTROLLERS 356
FUNCTIONAL DESCRIPTION 357
TUNING METHODS 358
CONCLUSIONS 361
REFERENCES 361
Chapter 54. EXPERT SYSTEM SHELLS FOR COMBINING SYMBOLIC AND NUMERIC PROCESSING IN CADCS 362
1. INTRODUCTION 362
2. COUPLED SYSTEMS FOR CONTROL SYSTEM DESIGN 363
3. CHARACTERISTICS OF EXPERT SYSTEMS SHELLS FOR CADCS 364
4. REVIEW OF EXPERT SYSTEM SHELLS 365
5. RECOMMENDATION 365
6. CONCLUSION 366
BIBLIOGRAPHY 366
Chapter 55. DEVELOPMENT OF AN EXPERT SYSTEM FOR COMPUTER-AIDED CONTROL SYSTEMS DESIGN 368
INTRODUCTION 368
BACKGROUND AND GOALS 369
ARCHITECTURE AND FUNCTIONS OF ICACSD SYSTEM 369
STRUCTURE OF EXPERT SYSTEM 370
ACQUISITION OF KNOWLEDGE 371
CONCLUSION 371
REFERENCE 371
Chapter 56. A KNOWLEDGE BASED ENVIRONMENT FOR COMPUTER AIDED CONTROL ENGINEERING 374
INTRODUCTION 374
PRELIMINARY CONSIDERATIONS 375
A KNOWLEDGE BASED ENVIRONMENT FOR CACE 376
CONCLUSIONS 379
REFERENCES 379
Chapter 57. COMPUTER-AIDED MODELLING OF INDUSTRIAL ROBOTS 380
INTRODUCTION 380
KINEMATIC AND DYNAMIC PARAMETERS 381
COMPUTER-AIDED GENERATION OF THE EQUATION OF MOTION 382
MODELLING OF CONTROL TASKS 384
CONCLUSIONS 385
REFERENCES 385
Chapter 58. COMPUTER AIDED DESIGN OF VARIABLE STRUCTURE CONTROLLERS FOR ROBOTS WITH DRIVE NONLINEARITIES 386
INTRODUCTION 386
COMPUTER AIDED DESIGN SUITE STRUCTURE 386
DESIGN AND IMPLEMENTATION OF A VARIABLE STRUCTURE CONTROLLER ON A ROBOT WITH DRIVE NONLINEARITY 386
CONCLUSIONS 388
REFERENCES 388
Chapter 59. COMPUTER-AIDED DESIGN FOR CONTROL OF ROBOTIC MANIPULATORS 392
INTRODUCTION 392
INTERNAL STRUCTURE OF THE SISCORM SYSTEM 392
MATHEMATICAL BASIS OF THE SISCORM SYSTEM 393
CONCLUSION 397
REFERENCES 397
Chapter 60. STATE CONTROLLER/OBSERVER DESIGN FOR SUPERHEATER TEMPERATURE CONTROL USING "STAFCON" CADCS SYSTEM 398
INTRODUCTION 398
BOILER APPROXIMATIVE MODEL 399
STATE CONTROLLER SYNTHESIS 400
SIMULATION RESULTS 402
STAFCON CADCS SYSTEM 402
CONCLUSION 404
REFERENCES 404
Chyapter 61. VARIABLE STRUCTURE MODEL-FOLLOWING CONTROL OF A ROBOT MANIPULATOR 406
INTRODUCTION 406
MODEL-FOLLOWING CONTROL SYSTEMS 406
VARIABLE STRUCTURE MODELFOLLOWING CONTROL SYSTEMS 407
CONTROL OF A ROBOT ARM 408
CONTROL OF A ROBOT ARM 408
ACKNOWLEDGEMENT 409
CONCLUSIONS 409
REFERENCES 409
Chapter 62. AN APPLIED SOFTWARE PACKAGE FOR SYSTEM IDENTIFICATION AND ITS INDUSTRIAL PRACTICE 412
INTRODUCTION 412
CONSTRUCTION 412
PARAMETER ESTIMATION 412
DETERMINING THE STRUCTURE 414
MODEL TRANSFORMATION 414
APPLICATION 415
CONCLUSION 415
REFERENCES 415
Chapter 63. COMPUTER AIDED DESIGN AND CONTROL FOR A RAW MILL IN CEMENT MANUFACTORY 418
INTRODUCTION 418
2 - RAW MATERIALS BLENDING CONTROL PROBLEM 418
3 - PRESENTATION OF A CAD SYSTEM 420
4 - HEURISTIC ADAPTIVE SUPERVISOR 420
5 - SIMULATION RESULTS 421
CONCLUSION 422
REFERENCES 422
Chapter 64. A CAD PACKAGE FOR PROCESS ANALYSIS AND CONTROL DESIGN 424
INTRODUCTION 424
WORKSTATION ENVIRONMENT 424
STRUCTURE OF THE PACKAGE 425
PROCESS MODELLING 426
CONTROL DESIGN 427
CONCLUSIONS 427
REFERENCES 427
Chapter 65. COMPUTER AIDED DESIGN AND REAL-TIME CONTROL SYSTEM 430
INTRODUCTION 430
THE CRITERION FUNCTION AND SAMPLING INTERVAL 430
INFLUENCE OF CALCULATION DELAY 431
DESIGN OF SERVO CONTROL SYSTEM FOR FREQUENCY DEPENDENT ERROR 431
CAD PACKAGE 432
SYSIN PLANT1 OPT PLANT 1 433
CONCLUSION 433
REFERENCES 433
Chapter 66. COMPUTER AIDED DESIGN OF STATEFEEDBACK CONTROL SYSTEMS 436
INTRODUCTION 436
FUNCTIONAL DESCRIPTION 436
PRACTICAL CONSIDERATIONS 440
CONCLUSION 441
ACKNOWLEDGEMENTS 441
REFERENCES 441
Chapter 67. APPLICATION OF CADCS METHODS TO A PROBLEM IN FISHERY MANAGEMENT 442
1 INTRODUCTION 442
2 THE MODEL 442
3 LINEARISATION 443
4 LINEAR REGULATOR 443
5 SIMULATION RESULTS 444
6 CONCLUSIONS 444
7 ACKNOWLEDGEMENT 445
8 REFERENCES 445
Chapter 68. A FORMAL COMPUTER BASED DESIGN ENVIRONMENT FOR AIRCRAFT ENGINE CONTROL SYSTEMS 446
INTRODUCTION 446
A GRAPHICAL DATABASE 446
INTERPRETATION 446
THE HUMAN INTERFACE 449
TARGET APPLICATIONS 449
ACKNOWLEDGEMENTS 450
REFERENCES 450
Chapter 69. COMPUTER-AIDED CHARACTERISTIC ANALYSIS AND MODEL DESIGN OF FLIGHT 456
INTRODUCTION 456
FLIGHT TEST DATA ERROR PRECORRECTION 457
DATA COMPATIBILITY' CHECK 457
IDENTIFICATION OF AERODYNAMIC COEFFICIENTS 459
CONCLUSIONS 460
REFERENCES 460
Chapter 70. COMPUTER-AIDED CONTROL DESIGN FOR LARGE SCALE SYSTEMS 462
1. INTRODUCTION 462
2. DECOMPOSITION 463
3. ESTIMATION 463
4. CONTROL 464
5. ALGORITHMS DESCRIPTION 465
6. CONCLUSION 466
REFERENCES 466
Chapter 71. COMPUTER AIDED ANALYSIS SOFTWARE FOR DISCRETE-EVENT DYNAMIC SYSTEM 470
INTRODUCTION 470
FUNDAMENTAL CALCULATIONS IN MAX-ALGEBRA 471
ANALYSIS OF LINBAR DISCRETE EVENT DYNAMIC SYSTEM 472
MODEL AND ANALYSIS IN MANUFACTURING 474
CONCLUSION 475
REFERENCES 475
Chapter 72. HVAC-DYNAMIC: A SIMULATION TOOL FOR DYNAMIC ANALYSIS OF HVAC PLANTS 476
INTRODUCTION. 476
SIMULATION PROGRAM 476
MODELS 477
PILOT PLANT 478
MODEL VERIFICATION 478
DISCUSSION 479
REFERENCES 479
APPENDIX 479
Chapter 73. CADCS in Education and Research 482
INTRODUCTION 482
EDUCATION IN CADCS 483
CADCS IN RESEARCH 483
CONCLUSION 483
AUTHOR INDEX 484
KEYWORD INDEX 486