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ISMA21 Conference (18-20 september 1996)This is a list of the presented papers at ISMA21 Special sessions (invited speakers):
Contributed sessions:
Railway noise and vibrationTheoretical and experimental analysis of ring damped railway
wheels An assessment of potential measures for reducing the noise Noise reduction of vibrating rollers Design of a vibration isolating screen Aircraft Interior Noise - Results of the Brite-Euram BRAIN projectModelling of fluid damping in thermal isolation D. T. Tsahalis; University of Patras, LFME, Chemical Eng. Dept.; Greece. Thermodynamic considerations of wave propagation in a
highly-porous, fibrous thermal insulation material Wave propagation in an anisotropic, high-porosity fibrous
thermal insulation material A symmetrical boundary element formulation for sound
transmission through fuselage walls-I; Theory, implementation and
test cases A symmetrical boundary element formulation for sound
transmission through fuselage walls-II; Application Radiation damping in plates, induced by porous media Development of a MATLAB code based on a weak formulation of wave
propagation through a flexible porous material. Comparison with
experimental results
Failure detection in large structures using dynamic responsesResonance and anti-resonance dynamical behaviour of large mechanical systems S. Pietrzko; EMPA; Switzerland. Identification of time varying civil engineering structures
using multivariate recursive time domain models Evaluation of structural damage by dynamic system
identification Uniquely identifiable armay models in state space
Applications of Statistical Energy AnalysisPredictive SEA using the wave approach K. H. Heron; DRA Farnborough, Structures Dept.; UK. Analysis of the initial decay rate in experimental SEA Use of SEA to reduce the noise in the driver's cabin of a TGV
high speed train Experimental SEA analysis of a railway carriage Three conservatively or two-conservatively coupled subsystems:
can a dual interpretation be used?
Vibro-acoustic modelling and predictionOn the influence of finite acoustical source dimensions on acoustical frequency response functions inside an enclosed cavity K. Wyckaert, L. Meulewaeter; LMS International; Belgium. Medium frequency expansion of a partially measured FRF
matrix A generalized indirect boundary element model for handling
complex acoustic problems The numerical treatment of a coupled elastic structure subjected
to random excitations A new wave based prediction technique for coupled vibro-acoustic
analysis: theoretical description and application to a double wall
structure A new class of infinitive wave envelope elements for solving
exterior acoustic problems
Active Noise and vibration control - Results of Brite-Euram projectsActive isolation of noise transmission through a helicopter gearbox support strut using multiple magnetostrictive actuators T. J. Sutton, S. J. Elliott, M. J. Brennan; University of Southampton; UK. Aircraft interior noise analysis using advanced vibro-acoustic
modelling Simulating the efficiency of an actively controlled dynamic
system: The LACES experience Acousto-structural active control by piezoceramics and
microphones on a large acoustic cavity through classical and
nn-based algorithms Active vibration control of road noise in automotive
applications: Tools and methods to evaluate control
configurations Optimal design of laminated plates for active vibration
control A comparison of active control strategies for the reduction of
structural power transmission Dynamic characterization of an interior trim panel aimed at the
active noise control in a turboprop aircraft Active control of vibration and sound: An overview of the patent
literature Multireference controllers for active control of noise and
vibration
Automotive Noise and Vibration Harshness
Vehicle pass-by noise - Results of the Brite-Euram project PIANO
Prediction of insertion loss of engine enclosures by indirect
BEM calculations, combined with a substitution monopole source
description technique Application of the monopole substitution technique and of the
reciprocity principle in the evaluation of truck engine noise
radiation on the characterization of the acoustical strength of vehicle
engines in relation to pass-by noise Microphone array techniques for non-stationary truck noise
measurements Correction of indoor pass-by noise measurements to estimate
ISOR362 outdoor noise using acoustic transfer functions
Modal testing (methods and appliations)A new instrument for single-point non-contact laser based vibration measurements K. Gatzwiller; Brüel & Kjær, IMD Structural Dynamics Group; Denmark. An extension of force appropriation for nonlinear systems Optimal random signal design Experimental modal analysis and structural modification of the
helicopter SW Validating design life-times using vibrational measurements An improved method for moment excitation in mechanical mobility
measurements using manipulated source signals The MAC revisited and update Modal analysis of tuned longitudinal mode ultrasonic bar
horns
System identification techniquesAdaptive resampling for off-line signal processing F. Lembregts, J. Top, F. Neyrinck; LMS International; Belgium. Some recent results in the inverse analysis of sandwich
beams Nonlinear oscillations of an axially moving continuous
system Application of a time domain regularized suboptional solution in
the deflection shape analysis of a diesel engine timming drive
cover Numerical considerations in modal parameter estimation Parametric identification of multivariable systems in the
frequency domain - a survey On the use of algebraic reconstruction technique (ART) for
avoiding SVD-based methods in modal parameter identification
problems Modal parameter identification - where do we go from here? Response of elastic beams of laminated bimaterials to dynamic
loading Quality and speed of the random decrement technique compared to
FFT Experimental determination of the inertial properties of
mechanical components using vibrational response measurements On the design of optimal input signals for parameter
identification The sensitivity of updated turbo-generator foundation parameters
to measurement and rotor/bearing modelling On structure identification by mass addition method. Application
on a HV circuit-breaker pole Fast parametric and nonparametric identification of shock
absorbers A robust procedure for modal analysis in frequency domain Experimental estimation of the high-frequency residual term
based on two extra parameters On obtaining normal modes from measured complex modes Corruption of Multiple reference mode indicator tools due to
localized mode effects Dynamic characterisation of a flexible automotive component
exhibiting nonlinear behaviour Effect of the flexible links and joints on the redundant robot
vibrations Residue identification by frequency and damping estimates Modelling and identification of vibration damping composite
steel by experimental MCK identification method Identification of principal rigid body modes under free-free
boundary condition Estimation of covariance function by random decrement Maximum likelihood identification of robot dynamics using
periodic excitation
Environmental testingPerformance of acoustic test methods for quality evaluation of agricultural products N. Galili; Technion-I.I.T., Agr. Dept.; Israël. J. De Baerdemaeker; K.U.Leuven, Dept. Agro-Engineering and Economics; Belgium. Environmental Low-frequency noise: What is it and how loud is
it? Valve numerical analysis seismic qualification: Hopkinson steam
admission valve application Shaker simulation of vehicle random vibration with occasional
high peaks Reduction of vibration for living space in consideration of
human motion
Source localisation, transfer path identificationVehicle noise design modifications analysis using truncated transfer path techniques X. Bohineust; PSA Peugeot Citroën/DRAS; France. Sensitivity of inertially reacted engine mount tests to changes
in engine mount rates Structure-borne sound transmission between point connected
plates Application of multiple reference transfer path analysis for
solving structure-borne noise problems in vehicle design Study of transmission paths of vibratory energy by the principal
components analysis Force identification from vibration measurements in the
wavenumber domain Statistical decision methods for noise and vibration
engineering Minimisation of noise transmission through hydraulic pipe
mountings Dynamic analysis of high performance motorcycles
Vibro-acoustic modelling and testingAcoustic modelling of the three phase asynchronous electrical machine C. Özturk; TEE A. S. , R&D Department; Turkey. Acoustical characterization of vibration structure by non
contact measurements: application to loudspeaker diaphragm Numerical analysis of the dynamical interaction between an
acoustical cavity and a vibrating coupled panel High performance computational environment for vibro-acoustic
optimization Evaluation of radiation efficiency of non-uniform vibrating
plates by means of intensity measurements Rayleigh-Ritz method and substructuring in the study of the free
vibrations of fluid-structure interacting systems An experimental investigation of the acoustic energy flow over
the flat barriers Acoustic modal analysis at low frequencies: equivalence and
difference of various formulations Source imaging of irregularly shaped surfaces using inverse FRF
method Applying micro-electronics design optimization techniques to
MCAE: The challenge of the SINOSA2 project Boundary impedance updating using acoustic FRF's Comparison of Nearfield Acoustic Holography and Dual Microphone
Intensity Measurements Flow induced vibro-acoustic response due to rotor-stator
interaction (RSI) in a large hydraulic power plant Quality assessment of the acoustic velocity field for general
finite element meshes Modelling the vibrational characteristics of stator cores of
large electrical machines Energy dissipation in thin air layers Preliminary validation of Acusys to analyse instabilities in the
non linear combustion zone-plant acoustic interaction Noise generated by machines: development of measurement
methods
Noise and Vibration HarshnessExperimental evaluation of an optimization program for a front wheel drive engine mount system C. B. Nel; Technikon Pretoria, Dep. of Mech. Eng.; Republic of South Africa. P. S. Heyns; University of Pretoria; Republic of South Africa. identification, quantification and reduction of structure borne
road noise in a midsize passenger car Hybrid test-analytical modelling for structure borne noise
prediction Sound quality evaluation of transient sound and its improvement
by structural modification The acoustic effect of the cabin enclosure and its approximate
inversion High-frequency NVH optimization using energy techniques Improvement of the 2nd EO booming noise of a diesel engine car.
Application of TPA including structure-borne noise and airborne
noise An investigation of the structurally induced acoustic field in
the interior cavity of a passenger vehicle
Vibrations in transmissions and drivelinesDiesel engine cylinder pressure reconstruction R. B. Randall, H. Ngu; UNSW, School Mech. and Manuf. Eng.; Australia. Parameter estimation in dynamic models of gear drives using the
forced response and the model method Frequency domain versus cepstrum technique for machinery
diagnostics and input waveform reconstruction Operation of flexible mechanisms at high speed
Quality assessment of computational modelsStudy of the vibration of thin rectangular plates with punctual boundary conditions Y. Murer, F. Simon, S. Pauzin; CERT/ONERA, Complex Aérospatial de Lespinet; France.
Model updatingOn the use of multiple boundary conditions for the adjustment of finite element models: an experimental study D. Alves Rade, M. A. V. Duarte, L. A. da Silva; Universidade Federal de Uberlândia; Brasil. Determination of coherence length among the surface of an engine
model Dynamic updating of piping networks - identification of boundary
conditions The use of boundary masses in model updating and damage
detection Optimum choice of parameters for multiple measurement sets Evaluation of two updating methods for dissipative models on a
real structure Updating methods applied to spatial electronic equipments Use of generic elements for model updating Testing of FRF based model updating methods using a general
finite element program
Optimisation of passive noise and vibration control
Active noise and vibration controlActive acoustic control of lightweight structures with piezoceramic actuators at higher frequencies R. Maier, M. Bebesel; Daimler-Benz AG, F1M/GA; Germany. Nonlinearities in tuned loudspeaker enclosures for active noise
control Active resonator for noise control Experience of active control of noise from HVAC and industrial
equipment Implementation of an active noise control system in a
double-glazing window Active electro-pneumatic suspension system Neural networks based controller for active vibration
control
Instrumentation, transducersStatistical Energy AnalysisThe process to experimentally identify the Statistical Energy Analysis parameters of industrial structures: step by step L. Hermans, K. Wyckaert; LMS International; Belgium. K. Delanghe; LMS NT; Belgium.
Energy flow analysisTwo-dimentional short wave vibrations: complex envelope solution A. Carcaterra, L. Adamo; Università di Roma "La Sapienza", Dip. Mecc. & Aeronautica; Italy. Measuring flexural power flow in beams using a spatial-domain
regressive discrete fourier series New nondestructive method to estimate parameters of a dynamic
deformation field in machines and structures Practical investigation of structural energy flow by means of
intensity, energy flow, and point power measurements Response randomness of mechanical waveguides using sensitivity
analysis Strategies for active vibration control using a structural power
flow approach Identification of flexural waves in a pipe for the
characterization of a pump Experimental validation of Energy Flow Analysis on a two
dimensional frame. Vibrational Energy flow measurement using a high density
technique
Faillure detection and condition assessment using dynamic characteristicsConstruction of time-dependent spectra using wavelet analysis for determination of global damage R. C. Micaletti, A. S. Çakmak; Princeton University; USA. S. R. K. Nielsen, P. H. Kirkegaard; Aalborg University; Denmark. Damage detection by eigenfrequency measurements in macroelement
divided structures Comparison of model updating methods adapted to local error
detection Model based damage detection from vibration data Nonlinear vibration of cracked structures: the practical
implications of some recent research results Damage assessment for a beam with multiple cracks Damage diagnosis of rotors based on measured flexural vibrations
and a bank of Filters Robust reliability of multiple-hypothesis Kalman filters
concerning crack diagnosis in rotors Model updating and damage detection using structural synthesis
transformation (SST) Error localization using power spectra Failure detection in small structures using temperature
dependant dynamic characteristics Structural damage detection from substructure modes Identifying non-linear characteristics by a wavelet method with
application specific basic functions
Structural dynamics optimisationOn the optimization of vehicle dynamics J. A. F. Borges, V. Steffen Jr.; Federal University of Uberlândia, Mech. Eng. Dep.; Brazil. Optimising the dynamic response of automotive body panels Shape optimisation of elastomeric vibration isolators based on
the genetic method Structural optimisation of translational system with linear
electric motor and aerostatics guides used to the machine tools Design and qualification of equipment trays in high dynamic
environment Modal analysis and vibration behaviour of a magnetically
suspended flywheel energy storage device A novel approach to structural design using biological
models
SubstructuringSuper-element representations of a model with frequency dependent properties E. Balmès; ONERA/ORVS; France. Experimental modal analysis of large structures by
substructuring Modal versus response coupling: comparison of predictions when
using the same input data An exact procedure for structural dynamic reanalysis
problems The influence of substructures' matrices incompleteness in the
impedance coupling process Structural dynamic modification using substructure response
function sensitivity method (SRFSM)
Rotating machineryTurbomachinery foundation identification using foundation modal parameters N. S. Feng, E. J. Hahn; UNSW, Applied Mechanics Dept.; Australia. Spline application in transient vibrations of rotating blades
during speed changes Diagnostics in a powerplant station using zoom order
tracking Modal analysis of rotor bearing systems using monophase modal
vectors Hydrodynamic bearings lubrication analysis using finite elements
method Order tracking with the time variant discrete fourier
transform New PC and MS-Windows based multichannel digital order tracking
analysis system Rotating shaft modelupdating from modal data by a direct energy
approach: a feasibility study Active control of non-linear vibration in a single link flexible
manipulator Active Damping of cable-stayed bridges Artificial damping of microvibrations for optical
telecommunication payloads using a novel design of a structural
isolation interface Active control of rolling noise in a passenger car through
structural and acoustic control Hybrid feedback-feedforward control for noise and vibration
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Copyright © Katholieke Universiteit Leuven - Department of Mechanical Engineering
Comments on content: | Productions: Last update: 10/07/2005 URL: http://www.isma-isaac.be/past/conf/isma21/index.html |
