PREFACE
Chapter 9 HAMILTON'S PRINCIPLE AND SOME OTHER VARIATIONAL METHODS
9.1 Hamilton's principle
9.2 Flexural vibrations of slender beams
9.3 Equation of motion for honeycomb beams in flexure
9.4 Plates with constrained viscoelastic layer
9.5 Timoshenko beams
9.6 Mindlin plates
9.7 Cylindrical shells
9.8 Lagrange's equation
9.9 Garlekin's method
9.10 An example using Carlekin's method
Problems
Chapter 10 STRUCTURAL COUPLING BETWEEN SIMPLE SYSTEMS
10.1 Introduction
10.2 Coupled mass-spring systems
10.3 Coupled systems with losses
10.4 Example
10.5 Rubber mounts, some material parameters
10.6 Wave propagation in rubber mounts, approximate solutions
10.7 Equivalent stiffness of simple mounts-approximate methods
10.8 Static deflection of cylindrical rubber mounts
10.9 Wave propagation in circular rods, exact solutions
10.10 Measurements of effective stiffness of mounts
10.11 Structural coupling via resilient mounts
10.12 Simple transmission model
10.13 Multi-point coupling
10.14 Multi-point coupling, low and high frequency limits
10.15 Source strength
Problems
Chapter 11 WAVES IN FLUIDS
11.1 Wave equation
11.2 Energy and intensity
11.3 Losses
11.4 Basic solutions to wave equation
11.5 Green's function
11.6 Dipole and other multipole sources
11.7 Additional sources and solutions
11.8 Moving monopole sources
11.9 Reflection from a plane surface
11.10 Reflection from a water surface
11.11 Influence of temperature and velocity gradients
11.12 Acoustic fields in closed rooms
11.13 Geometrical acoustics
11.14 Near and reverberant acoustic fields in a room
11.15 Measurement of the sound transmission loss of a wall
Problems
Chapter 12 FLUID STRUCTURE INTERACTION AND RADIATION OF SOUND
12.1 Radiation and fluid loading of infinite plates
12.2 Radiation--general formulation
12.3 Green's function--rigid plane boundary
12.4 Spatial Fourier transforms--several variables
12.5 Radiation from infinite point excited plates
12.6 Mobilities of fluid loaded infinite plates
12.7 Discussion of results infinite fluid loaded plates
12.8 Radiation from finite baffled plates
12.9 Radiation ratios--finite baffled plates
12.10 Radiation from point excited plates
12.11 Sound radiation ratios--cylinders
12.12 Losses due to radiation
12.13 Radiation from fluid loaded finite plates
Problems
Chapter 13 SOUND TRANSMISSION LOSS OF PANELS.
13.1 Sound transmission through infinite flat panels
13.2 Plate velocity induced by an acoustic field
13.3 Sound transmission between rooms separated by a single leaf panel
13.4 Sound transmission between equal rooms
13.5 Sound transmission between irregular rooms
13.6 Effect of boundary conditions of plate on sound transmission loss
13.7 Effect of a baffle on sound transmission loss
13.8 Measurement results
13.9 Loss factors and summary
13.10 Sound transmission through complex structures
13.11 Flanking transmission
13.12 Sound transmission through fluid loaded plates
Problems
Chapter 14 WAVEGUIDES
14.1 Introduction
14.2 Structural waveguides
14.3 Coupled structural waveguides
14.4 Measurements and predictions
14.5 Composite, sandwich and honeycomb plates
14.6 Flexural vibrations of honeycomb/sandwich beams
14.7 Wavenumbers, sandwich/honeycomb beams
14.8 Displacement
14.9 Dynamic properties of sandwich beams
14.10 Bending stiffness of sandwich plates
14.11 Response of sandwich beams
14.12 Energy flow in sandwich beams
14.13 Energy flow across pinned junctions
14.14 Wave propagation on infinite cylinders
14.15 Vibration of open circular cylindrical shells
14.16 Sound transmission loss of shallow shell segments
14.17 Comparison between measured and predicted TL
Problems
Chapter 15 RANDOM EXCITATION OF STRUCTURES-
15.1 Introduction
15.2 Excitation of plates
15.3 Rain on the roof excitation of plates
15.4 Turbulent boundary layers
15.5 TBL models
15.6 Plate response due to TBL excitation
15.7 Measurements of TBL induced vibrations
15.8 Comparison between measured and predicted velocity levels induced by TBL
15.9 Parameter study
15.10 Flow noise inducedin ships
Problems
Chapter 16 TRANSMISSION OF SOUND IN BUILT-UP STRUCTURES
16.1 Introduction
16.2 Statistical energy analysis, SEA
16.3 Energy flow between continuous systems
16.4 Coupling between acoustic fields and vibrating structures
16.5 Prediction of sound transmission through a panel using SEA
16.6 Sound transmission through double walls
16.7 Limitation of SEA derived sound transmission loss
16.8 Coupling between vibrating structures
16.9 Energy flow in large structures, SEA
16.10 SEA parameters
16.11 Ship noise
16.12 Waveguide model
16.13 Noise levels in accommodation spaces
16.14 Source data
16.15 Measured and predicted results
16.16 Conclusions noise prediction on ships
Problems
REFERENCES
Appendix A SOUND TRANSMISSION LOSS OF SINGLE LEAF PANELS
Appendix B VELOCITY LEVEL OF SINGLE LEAF PANELS EXCITED BY AN ACOUSTIC FIELD
Appendix C INPUT DATA FOR NOISE PREDICTION ON SHIPS
INDEX