UID:
almahu_9949697701302882
Umfang:
1 online resource (534 p.)
ISBN:
0-323-16315-7
,
978-0-12-012754-2
Serie:
Control and Dynamic Systems : advances in theory and applications ; Volume 54
Inhalt:
Control and Dynamic Systems V54: System Performance Improvement and Optimization Techniques and Their Applications in Aerospace Systems
Anmerkung:
Description based upon print version of record.
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Front Cover; System Performance Improvement and Optimization Techniques and Their Applications in Aerospace Systems; Copyright Page; Table of Contents; CONTRIBUTORS; PREFACE; Chapter 1. Techniques for Aircraft Conceptual Design for Mission Performance Comparing Nonlinear Multiobjective Optimization Methods; I. INTRODUCTION; II. GENERAL MULTIOBJECTIVE OPTIMIZATION; III. FORMULATION OF THE MISSION/PERFORMANCE OPTIMIZATION PROBLEM; IV. DESCRIPTION OF THE ANALYSIS SYSTEM FOR MISSION PERFORMANCE; V. DESCRIPTION OF OBJECTIVE FUNCTION FORMULATION METHODS; VI. RESULTS AND DISCUSSION; VII. CONCLUSIONS
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VIII. REFERENCESChapter 2. Optimization of Aerospace Structures using Mathematical Functions for Variable Reduction; I. Introduction; II. Structural Optimization and Variable Reduction; III. Mathematical Functions for Variable Reduction; IV. Optimization of a Wing-Box Structure; V. Further Applications using Mathematical Functions; VI. Recommendations and 'Cook-Book' Methods; VII. Conclusions; VIII. Acknowledgement; IX. References; Chapter 3. Knowledge-Based System Techniques For Pilot Aiding; I. INTRODUCTION; II. BACKGROUND; III. KNOWLEDGE ENGINEERING DESIGN; IV. SYSTEM ARCHITECTURE
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V. KNOWLEDGE CONSTRUCTIONVI. SUMMARY AND CONCLUSIONS; VII. REFERENCES; Chapter 4. Techniques for Optimal Sensor Placement for On- Orbit Modal Identification and Correlation of Large Aerospace System Structures; I. INTRODUCTION; II. TEST-ANALYSIS CORRELATION; III. SENSOR PLACEMENT THEORY; IV. EFFECTS OF SENSOR NOISE1; V· EFFECTS OF ANALYTICAL MODEL ERROR2; VI. CONCLUSION; REFERENCES; Chapter 5. Investigation on the Use of Optimization Techniques for Helicopter Airframe Vibrations Design Studies; I. INTRODUCTION; II. BACKGROUND; III. KEY TASKS IN AIRFRAME OPTIMIZATION
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IV. FORMULATIONS OF THE VIBRATION OPTIMIZATION PROBLEMV. DYNOPT COMPUTER PROGRAM; VI. AIRFRAME DESIGN PROCESS; VII. APPLICATION OF DYNOPT TO A HELICOPTER AIRFRAME; VIII. SUMMARY AND CONCLUDING REMARKS; ACKNOWLEDGEMENT; REFERENCES; APPENDIX; Chapter 6. SIZE-REDUCTION TECHNIQUES FOR THE DETERMINATION OF EFICIENT AEROSERVOELASTIC MODELS; I. INTRODUCTION; II. FREQUENCY-DOMAINEQUATIONS OF MOTION; III. STATE-SPACE EQUATIONS OF MOTION; IV. RATIONAL FUNCTION APPROXIMATIONS; V. APPROXIMATION PROCEDURE; VI. DATA WEIGHTING; VII. RESIDUALIZATION OF STRUCTURAL STATES; VIII. NUMERICAL EXAMPLE
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IX. CONCLUSIONSACKNOWLEDGMENT; REFERENCES; Chapter 7. SENSITIVITY ANALYSIS OF EIGENDATA OF AEROELASTIC SYSTEMS; I. INTRODUCTION; II. TIME-INVARIANT SYSTEMS; III. PERIODIC SYSTEMS; IV· APPLICATIONS; V. SUMMARY; APPENDIX A. EQUATIONS OF MOTION OF HOVERING ROTORS; APPENDIX B. DEFINITION OF MATRICES IN THE EQUATIONS OF MOTION OF THE COUPLED ROTOR-BODY PROBLEM; REFERENCES; Chapter 8. A SIMPLIFIED GENERAL SOLUTION METHODOLOGY FOR TRANSIENT STRUCTURAL DYNAMIC PROBLEMS WITH LOCAL NONLINEARITIES; I. Introduction; II. Modal Transient Solution; III. Simple Structural Deadband
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IV· Accuracy of the System Modal Properties
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English
Weitere Ausg.:
ISBN 0-12-012754-7
Sprache:
Englisch