A modern course in aeroelasticity:
Gespeichert in:
| Weitere Verfasser: | |
|---|---|
| Format: | Buch |
| Sprache: | Undetermined |
| Veröffentlicht: |
Dordrecht
Kluwer
1989
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| Ausgabe: | 2., rev. and enl. ed. |
| Schriftenreihe: | Mechanics Dynamical systems
11 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | XIV, 559 S. |
Internformat
MARC
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| 245 | 1 | 0 | |a A modern course in aeroelasticity |c Earl H. Dowell, ed. ... |
| 250 | |a 2., rev. and enl. ed. | ||
| 264 | 1 | |a Dordrecht |b Kluwer |c 1989 | |
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Datensatz im Suchindex
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| adam_text | 4 A MODEM COURSE IN AEROELASTICITY SECOND REVISED AND ENLARGED EDITION
EARL H. DOWELL, EDITOR, PROFESSOR OF MECHANICAL ENGINEERING AND
MATERIALS SCIENCE DUKE UNIVERSITY, DURHAM, NORTH CAROLINA, U.S.A. HOWARD
C. CURTISS, JR. PROFESSOR OF MECHANICAL AND AEROSPACE ENGINEERING
PRINCETON UNIVERSITY, PRINCETON, NEW JERSEY, U.S.A. ROBERT H. SCANLAN
PROFESSOR OF CIVIL ENGINEERING JOHNS HOPKINS UNIVERSITY, BALTIMORE,
MARYLAND, U.S.A. AND FERNANDO SISTO PROFESSOR OF MECHANICAL ENGINEERING
STEVENS INSTITUTE OF TECHNOLOGY, HOBOKEN, NEW JERSEY, U.S.A. KLUWER
ACADEMIC PUBLISHERS DORDRECHT / BOSTON / LONDON CONTENTS PREFACE XIII
PREFACE TO THE SECOND EDITION XV SHORT BIBLIOGRAPHY XVII 1. INTRODUCTION
1 2. STATIC AEROELASTICITY 3 2.1 TYPICAL SECTION MODEL OF AN AIRFOIL 3
TYPICAL SECTION WITH CONTROL SURFACE 8 TYPICAL SECTION*NONLINEAR EFFECTS
12 2.2 ONE DIMENSIONAL AEROELASTIC MODEL OF AIRFOILS 15 BEAM-ROD
REPRESENTATION OF LARGE ASPECT RATIO WING . . 15 EIGENVALUE AND
EIGENFUNCTION APPROACH 18 GALERKIN S METHOD 20 2.3 ROLLING OF A STRAIGHT
WING 22 INTEGRAL EQUATION OF EQUILIBRIUM 22 DERIVATION OF EQUATION OF
EQUILIBRIUM 24 CALCULATION OF C AA 25 SKETCH OF FUNCTION S(Y 1 , TJ) 25
AERODYNAMIC FORCES (INCLUDING SPANWISE INDUCTION) . . . 27 AEROELASTIC
EQUATIONS OF EQUILIBRIUM AND LUMPED ELEMENT SOLUTION METHOD 29
DIVERGENCE 31 REVERSAL AND ROLLING EFFECTIVENESS 31 CONTENTS INTEGRAL
EQUATION EIGENVALUE PROBLEM AND THE EXPERI- MENTAL DETERMINATION OF
INFLUENCE FUNCTIONS . . . . 35 2.4 TWO DIMENSIONAL AEROELASTIC MODEL OF
LIFTING SURFACES . . . 38 TWO DIMENSIONAL STRUCTURES*INTEGRAL
REPRESENTATION . . . 38 TWO DIMENSIONAL AERODYNAMIC SURFACES*INTEGRAL
REPRESEN- TATION 40 SOLUTION BY MATRIX-LUMPED ELEMENT APPROACH 40 2.5
NONAIRFOIL PHYSICAL PROBLEMS 42 FLUID FLOW THROUGH A FLEXIBLE PIPE 42
(LOW SPEED) FLUID FLOW OVER A FLEXIBLE WALL 45 2.6 SWEPTWING DIVERGENCE
46 REFERENCES FOR CHAPTER 2 4 9 3. DYNAMIC AEROELASTICITY 51 3.1
HAMILTON S PRINCIPLE 52 SINGLE PARTICLE 52 MANY PARTICLES 54 CONTINUOUS
BODY 54 POTENTIAL ENERGY 54 NONPOTENTIAL FORCES 57 3.2 LAGRANGE S
EQUATIONS 58 EXAMPLE*TYPICAL SECTION EQUATIONS OF MOTION 59 3.3 DYNAMICS
OF THE TYPICAL SECTION MODEL OF AN AIRFOIL . . . 62 SINUSOIDAL MOTION
63 PERIODIC MOTION 65 ARBITRARY MOTION 66 RANDOM MOTION 72 FLUTTER*AN
INTRODUCTION TO DYNAMIC AEROELASTIC INSTA- BILITY 80 QUASI-STEADY,
AERODYNAMIC THEORY 83 3.4 AERODYNAMIC FORCES FOR AIRFOILS * AN
INTRODUCTION AND SUMMARY 85 AERODYNAMIC THEORIES AVAILABLE 89 GENERAL
APPROXIMATIONS 93 STRIP THEORY APPROXIMATION 93 VI CONTENTS
QUASI-STEADY APPROXIMATION 93 SLENDER BODY OR SLENDER (LOW ASPECT
RATIO) WING APPROXIMATION 94 3.5 SOLUTIONS TO THE AEROELASTIC EQUATIONS
OF MOTION 95 TIME DOMAIN SOLUTIONS 96 FREQUENCY DOMAIN SOLUTIONS. . 98
3.6 REPRESENTATIVE RESULTS AND COMPUTATIONAL CONSIDERATIONS . . 10 1
TIME DOMAIN 101 FREQUENCY DOMAIN 103 FLUTTER AND GUST RESPONSE
CLASSIFICATION INCLUDING PARA- METER TRENDS 105 FLUTTER 105 GUST
RESPONSE 118 3.7 GENERALIZED EQUATIONS OF MOTION FOR COMPLEX STRUCTURES
. . 124 LAGRANGE S EQUATIONS AND MODAL METHODS 124 KINETIC ENERGY 126
STRAIN (POTENTIAL, ELASTIC) ENERGY 126 EXAMPLES 129 (A) TORSIONAL
VIBRATIONS OF A ROD 129 (B) BENDING-TORSIONAL MOTION OF A BEAM-ROD 130
NATURAL FREQUENCIES AND MODES-EIGENVALUES AND EIGEN- VECTORS 131
EVALUATION OF GENERALIZED AERODYNAMIC FORCES 132 EQUATIONS OF MOTION AND
SOLUTION METHODS 133 INTEGRAL EQUATIONS OF EQUILIBRIUM 135 NATURAL
FREQUENCIES AND MODES 137 PROOF OF ORTHOGONALITY 139 FORCED MOTION
INCLUDING AERODYNAMIC FORCES 140 EXAMPLES 143 (A) RIGID WING UNDERGOING
TRANSLATION RESPONDING TO A GUST 143 (B) WING UNDERGOING TRANSLATION AND
SPANWISE BENDING . 149 (C) RANDOM GUSTS*SOLUTION IN THE FREQUENCY DOMAIN
. . 151 3.8 NONAIRFOIL PHYSICAL PROBLEMS 152 FLUID FLOW THROUGH A
FLEXIBLE PIPE 152 (HIGH SPEED) FLUID FLOW OVER A FLEXIBLE WALL*A SIMPLE
PROTOTYPE FOR PLATE FLUTTER 155 REFERENCES FOR CHAPTER 3 160 VN CONTENTS
4. NONSTEADY AERODYNAMICS OF LIFTING AND NON-LIFTING SURFACES . . 162
4.1 BASIC FLUID DYNAMIC EQUATIONS 162 CONSERVATION OF MASS 163
CONSERVATION OF MOMENTUM 164 IRROTATIONAL FLOW, KELVIN S THEOREM AND
BERNOULLI S EQUATION 165 DERIVATION OF SINGLE EQUATION FOR VELOCITY
POTENTIAL . . . 168 SMALL PERTURBATION THEORY 170 REDUCTION TO ACOUSTICS
171 BOUNDARY CONDITIONS 172 SYMMETRY AND ANTI-SYMMETRY 174 4.2
SUPERSONIC FLOW 177 TWO-DIMENSIONAL FLOW 177 SIMPLE HARMONIC MOTION OF
THE AIRFOIL . . 178 DISCUSSION OF INVERSION 180 DISCUSSION OF PHYSICAL
SIGNIFICANCE OF RESULTS 183 GUSTS , 184 TRANSIENT MOTION 185 LIFT, DUE
TO AIRFOIL MOTION 186 LIFT, DUE TO ATMOSPHERIC GUSTS . 187
THREE-DIMENSIONAL FLOW 190 4.3 SUBSONIC FLOW 196 DERIVATION OF THE
INTEGRAL EQUATION BY TRANSFORM METHODS AND SOLUTION BY COLLOCATION 197
AN ALTERNATIVE DETERMINATION OF THE KERNEL FUNCTION USING GREEN S
THEOREM 200 INCOMPRESSIBLE, THREE-DIMENSIONAL FLOW 202 COMPRESSIBLE,
THREE-DIMENSIONAL FLOW 207 INCOMPRESSIBLE, TWO-DIMENSIONAL FLOW 212
SIMPLE HARMONIC MOTION OF AN AIRFOIL 215 TRANSIENT MOTION 222 EVALUATION
OF INTEGRALS 226 4.4 REPRESENTATIVE NUMERICAL RESULTS 230 4.5 TRANSONIC
FLOW 237 REFERENCES FOR CHAPTER 4 267 VIII 4 CONTENTS 5. STALL FLUTTER
270 5.1 BACKGROUND. 270 5.2 ANALYTICAL FORMULATION 271 5.3 STABILITY AND
WORK FLOW 273 5.4 BENDING STALL FLUTTER 274 5.5 NONLINEAR MECHANICS
DESCRIPTION 275 5.6 TORSIONAL STALL FLUTTER 277 5.7 GENERAL COMMENTS 280
5.8 COMPUTATIONAL STALLED FLOW 283 REFERENCES FOR CHAPTER 5 288 6.
AEROELASTIC PROBLEMS OF CIVIL ENGINEERING STRUCTURES 290 6.1 VORTEX
SHEDDING 292 INTRODUCTION 292 ASPECTS OF RESPONSE TO VORTEX SHEDDING 295
EMPIRICAL MODELS OF VORTEX-INDUCED OSCILLATION 298 COMMENTARY ON VORTEX
EXCITATION MODELS 308 6.2 GALLOPING 314 ACROSS-WIND GALLOPING 3J4 WAKE
GALLOPING 320 6.3 DIVERGENCE 323 6.4 FLUTTER AND BUFFETING 327 BASIC
CONCEPTS 327 THREE-DIMENSIONAL FLUTTER AND BUFFETING 335 SINGLE-MODE
FLUTTER AND BUFFETING 343 INDICIAL FUNCTION FORMULATIONS 345 REFERENCES
FOR CHAPTER 6 348 7. AEROELASTIC PROBLEMS OF ROTORCRAFT 355 7.1 BLADE
DYNAMICS 356 ARTICULATED, RIGID BLADE MOTION 358 ELASTIC MOTION OF
HINGELESS BLADES 368 7.2 STALL FLUTTER 380 7.3 BLADE MOTION/BODY
COUPLING 385 TWO BLADED ROTORS ! 407 REFERENCES FOR CHAPTER 7 408 IX
CONTENTS 8. AEROELASTICITY IN TURBOMACHINES 411 8.1 AEROELASTIC
ENVIRONMENT IN TURBOMACHINES 412 8.2 THE COMPRESSOR PERFORMANCE MAP 414
8.3 B L A D E M O D E SHAPES A N D M A T E R I A L S OF C O N S T R U
C T I O N . . . 4 1 7 8 . 4 NONSTEADY POTENTIAL FLOW IN CASCADES 419
8.5 COMPRESSIBLE FLOW 425 8.6 PERIODICALLY STALLED FLOW IN TURBOMACHINES
428 8.7 STALL FLUTTER IN TURBOMACHINES 432 8.8 CHOKING FLUTTER 434 8.9
AEROELASTIC EIGENVALUES 435 8.10 RECENT TRENDS REFERENCES FOR CHAPTER 8
44 J 9. UNSTEADY TRANSONIC AERODYNAMICS AND AEROELASTICITY . . 443
SUMMARY 443 NOMENCLATURE 444 9.1 INTRODUCTION 445 9.2 LINEAR I NONLINEAR
BEHAVIOR IN UNSTEADY TRANSONIC AERODY- NAMICS 446 MOTIVATION AND GENERAL
BACKGROUND 446 NACA 64A006 AIRFOIL 448 MACH NUMBER TRENDS 453
CONCLUSIONS 457 9.3 VIABLE ALTERNATIVE SOLUTION PROCEDURES TO FINITE
DIFFERENCE METHODS 459 HOUNJET 459 COCKEY 460 A POSSIBLE SYNTHESIS 461
9.4 NONUNIQUENESS 462 EARLY WORK 4^2 RECENT WORK 4^2 STUDIES OF WILLIAMS
AND SALAS 4 6 O, AILERON BUZZ 470 9.5 .EFFECTIVE, EFFICIENT
COMPUTATIONAL APPROACHES FOR DETERMINING AEROELASTIC RESPONSE . . . . V
471 VARIOUS APPROACHES AND THEIR MERITS 471 CONTENTS TIME DOMAIN 472
FREQUENCY DOMAIN 473 SUMMARY COMPARISON 474 NONLINEAR FLUTTER ANALYSIS
474 9.6 NONLINEAR FLUTTER ANALYSIS IN THE FREQUENCY DOMAIN . . 475
MOTIVATION AND BACKGROUND 475 TYPICAL AIRFOIL SECTION 477 AERODYNAMIC
DESCRIBING FUNCTION 47X AEROELASTIC SYSTEM EQUATIONS 481 EXTENSION OF
THE DESCRIBING FUNCTION 484 RESULTS AND DISCUSSION 484 CONCLUSIONS 494
9.7 CONCLUDING REMARKS 495 SOME PRESENT ANSWERS 495 FUTURE WORK 496
REFERENCES FOR CHAPTER 9 498 APPENDIX I A PRIMER FOR STRUCTURAL RESPONSE
TO RANDOM PRESSURE FLUCTUATIONS 503 REFERENCES FOR APPENDIX I 509
APPENDIX II SOME EXAMPLE PROBLEMS 511 SUBJECT INDEX 551 AUTHOR INDEX 555
XI
|
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| series2 | Mechanics : Dynamical Systems |
| spelling | A modern course in aeroelasticity Earl H. Dowell, ed. ... 2., rev. and enl. ed. Dordrecht Kluwer 1989 XIV, 559 S. txt rdacontent n rdamedia nc rdacarrier Mechanics : Dynamical Systems 11 Aeroelastizität (DE-588)4202469-9 gnd rswk-swf Aeroelastizität (DE-588)4202469-9 s DE-604 Dowell, Earl H. edt Mechanics Dynamical systems 11 (DE-604)BV001897231 11 HEBIS Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018368889&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | A modern course in aeroelasticity Mechanics Dynamical systems Aeroelastizität (DE-588)4202469-9 gnd |
| subject_GND | (DE-588)4202469-9 |
| title | A modern course in aeroelasticity |
| title_auth | A modern course in aeroelasticity |
| title_exact_search | A modern course in aeroelasticity |
| title_full | A modern course in aeroelasticity Earl H. Dowell, ed. ... |
| title_fullStr | A modern course in aeroelasticity Earl H. Dowell, ed. ... |
| title_full_unstemmed | A modern course in aeroelasticity Earl H. Dowell, ed. ... |
| title_short | A modern course in aeroelasticity |
| title_sort | a modern course in aeroelasticity |
| topic | Aeroelastizität (DE-588)4202469-9 gnd |
| topic_facet | Aeroelastizität |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=018368889&sequence=000001&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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