ISMA23 Conference (16-18 september 1998)

Wednesday September 16, 1998 Thursday September 17, 1998 Friday September 18, 1998 Visual presentations

Wednesday September 16, 1998

KEY Keynotes

Smart Structures Solutions to Vibration Problems*

D. J. Inman, Virginia Polytechnic Institute and State University, USA

Cabin Noise Control in the Saab 2000 high-speed turboprop aircraft*

U. Emborg, Saab AB, Sweden

SNVC1 Noise and vibration control : results of BRITE-EURAM projects

13:00 Operation and performance of an electromechanical film panel actuator*

M. Antila, J. Tanttari, L. Lamula, VTT Manufacturing Technology, Finland

13:25 JMC method in active control of sound*

S. Uosukainen, VTT Building Technology, Finland

13:50 Elimination of vibrations in a unit of an aircraft. A mathematical model to test structural improvements.

L. Boman, Saab AB, Sweden

14:15 Assessment of the efficiency of ring dampers for railway wheels

I. Lopez, CEIT, Spain ; A. Castañares, CAF, Spain ; J.M. Busturia, J. Viñolas, CEIT, Spain

14:40 Tuning of vibration absorbers under wide band excitation by stochastic dynamic analysis

P. Fischer, H. Karrer, T. Kamla, Steyr-Daimler-Puch AG, Austria

15:05 Identification of the mechanical and piezoelectric parameters of a massively piezoelectric structure

P. De Boe, R. Pascual, J.C. Golinval, Université de Liège, Belgium

DAMM1 Damage detection and monitoring : methods

13:00 Application of a modelling error estimator for health monitoring and damage detection*

A. Chouaki, P. Ladevèze, LMT-Cachan, France

13:25 An overview of the geometric approach to fault identification in stochastic dynamical systems*

S.D.Fassois, University of Patras, Greece ; M.H. Sadeghi, University of Tabriz, Iran

13:50 A direct approach for updating and damage detection by using FRF data

L. Balis Crema, F. Mastroddi, Università degli studi di Roma "La Sapienza", Italy

14:15 Markov techniques for signal recognition. Application to non-invasive vibratory diagnostics of fast mechanisms

F. Bolle, A. Lucifredi, University of Genova, Italy ; S. Calabrò, ABB Ricerca, Italy

14:40 Damage detection using wavelet-based statistical analysis*

W.J. Staszewski, University of Sheffield, UK ; C. Biemans, C. Boller, Daimler-Benz Aerospace, Germany ; G.R. Tomlinson, University of Sheffield, UK

15:05 Truncation effects on residue estimation

A. Agneni, L. Balis Crema, A. Paolozzi, Università di Roma "La Sapienza", Italy
 

FAT1 Fatigue and durability

13:00 High-cycle fatigue analysis of turbomachine bladed disks upon polyharmonic vibrations in inhomogeneous flow

E.P. Petrov, Kharkov Polytechnic University, Ukraine

13:25 Fatigue equivalent data reduction of durability tests for shock absorbers*

S. Duym, Tenneco Automotive, Monroe European Technical Center, Belgium ; S. Dupont, D. Coppens, LMS International NV, Belgium

13:50 Application of the global/local model concept for the computation of stress frequency response functions*

B. van Hal, D. Vandepitte, K.U.Leuven, Belgium

14:15 Resonance frequencies of damped structures

M.I. Friswell, A.W. Lees, University of Wales Swansea, UK
 

VAMT1 Vibro-acoustic modelling and testing

13:00 Investigation of accelerating technique for the variational boundary element method based on multipole expansions*

N. Atalla, M. A. Tournour, Université de Sherbrooke, Canada

13:25 Numerical computation of waves : a meshless alternative

Ph. Bouillard, S. Suleau, Université Libre de Bruxelles, Belgium

13:50 Middle-frequency vibro-acoustic parameters of axisymmetrical shells in fluid medium

A. Yu. Dushin, St. Petersburg State University for Marine Engineering, Russia

14:15 A new criterion to estimate the sound radiated by ribs in BEM calculation

S. Le Moyne, Renault, France ; J.L. Tébec, Ecole Nationale Supérieure des Arts et Métiers, Paris, France ; J.C. Kraemer, Renault, France

15:05 Vibro-acoustics : extension of the envelope approach to two-dimensional structures

L. Adamo, A. Sestieri, Università di Roma "La Sapienza", Italy ; A. Carcaterra, INSEAN, Italy
 

SUB1 Substructuring

13:00 Dynamic expansion of frequency response functions

F. Piergentili, P. Avitabile, J. O'Callahan, University of Massachusetts Lowell, USA

13:25 Evaluation of FRF parameterization schemes for component dynamics characteristics in multi-body calculations of assembled vehicles

L. Hermans, H. Van der Auweraer, LMS International NV, Belgium ; V. Valasca, K.U.Leuven, Belgium

13:50 Development of hybrid vibration simulator for automobiles using substructure synthesis method based on FE Component and real substructure model

T. Toi, A. Shimamura, N. Okubo, Chuo University, Japan

14:15 Matrix inversion technology for vibro-acoustic modelling applications : practical examples of measurement noise reduction by SVD

T. Martens, K. Wyckaert, LMS International NV, Belgium

14:40 Dynamic model reduction of a flexible three-axis milling machine

P. De Fonseca, D. Vandepitte, H. Van Brussel, P. Sas, K.U.Leuven, Belgium

15:05 Practical application of a selection criteria for constructing the superset of residual flexibility modes used in modal synthesis method

P.R.G. Kurka, C.A. Araújo, Unicamp-Campinas, Brasil
 

NOLI1 Non-linearities

13:00 Modal identification of non-linear structures*

J. Piranda, R. Fillod, E. Foltete, Université de Franche-Comté, France

13:25 Numerical and experimental investigations of the dynamics of valve trains in combustion engines

C.-P. Fritzen, M. Dreyer, Universität Gesamthochschule Siegen, Germany

13:50 Survey of nonlinear detection and identification techniques for experimental vibrations

D.E. Adams, R.J. Allemang, University of Cincinnati, USA

14:15 Nonlinear vibrations of circular cylindrical shells coupled to fluid : Discretization method

M. Amabili, Università di Parma, Italy ; F. Pellicano, Università di Modena, Italy ; M.P. Païdoussis, McGill University, Canada

14:40 Internal resonances and travelling waves in a submerged structure

F. Pellicano, Università di Modena, Italy ; M. Amabili, Università di Parma, Italy ; M.P. Païdoussis, McGill University, Canada

15:05 Identification of nonlinear aeroelastic systems

G. Dimitriadis, J.E. Cooper, University of Manchester, UK
 

VNT1 Vibration and noise testing

15:55 Measuring the 6 degree of freedom driving point frequency response function using a 6 DOF impedance head and its validation

M.C. Witter, J.R. Blough, D.L. Brown, University of Cincinnati, USA

16:20 Guidelines for experimental identification of rigid body inertial properties using the mass-lines method

G. Bianchi, A. Fauda, F. Paolucci, ITIA-CNR, Italy

16:45 Identification of non-proportionally damped structures using a force appropriation technique

S. Naylor, J.R. Wright, J.E. Cooper, University of Manchester, UK

17:10 Optimization of experimental conditions for high level shock tests

F. Cambier, C. Conti, P. Dehombreux, Faculté Polytechnique de Mons, Belgium ; E. Filippi, Alcatel-Etca, Belgium

17:35 Multiple input measurement technique for mobility matrix acquisition

L. Ivarsson, K. Larsson, M.A. Sanderson, Chalmers University of Technology, Sweden

18:00 Definition and validation of a methodology industrially usable to analyse the dynamic behaviour of a car engine component made in plastic

R. Capitani, M. Pierini, University of Firenze, Italy ; S. Massimo, Magneti Marelli, Italy
 

DAMM2 Damage detection and monitoring : methods

15:55 Damage detection using multivariate statistics

K. Worden, G. Manson, N. R.J. Fieller, S. Curtis, The University of Sheffield, UK

16:20 Damage detection in machines using neural networks

K. Worden, S. Patsias, W.J. Staszewski, The University of Sheffield, UK

16:45 Damage localization in structures. A pattern recognition perspective

I. Trendafilova, W. Heylen, P. Sas, K.U.Leuven, Belgium

17:10 A structural damage location & extend identification based on strain energy approach

L.-M. Zhang, Q. Wu, Najing University of Aero-& Astronautics, China ; M. Link, University of Kassel, Germany

17:35 Fault diagnosis of bearing by using analysis of vibrations and neuro-fuzzy classification

F. Ionescu, D. Arotaritei, Fachhochschule Konstanz, Germany

18:00 Identification of damage in structures using parameter dependent modal response

Z. Mróz, T. Lekszycki, Polish Academy of Sciences, Poland
 

MUC1 Model updating and correlation

15:55 The role of model structure and parametrisation errors in finite element model updating*

M. Link, G. Hanke, University of Kassel, Germany

16:20 Updating of large FE-models using weighted least squares estimation with application on smart structures

O. Martin, M.W. Zehn, Otto-von-Guericke-Universität Magdeburg, Germany

16:45 Application of computational model updating to aeroengine components

C. Schedlinski, ICS, Germany ; M. Link, University of Kassel, Germany ; A. Schönrock, BMW Rolls-Royce, Germany

17:10 New figures of merit for non-modal test-analysis correlation

W. D'Ambrogio, University of L'Aquila, Italy ; A. Fregolent, Università di Roma "La Sapienza", Italy

17:35 Updating of the analytical models of two footbridges based on modal testing of full-scale structures

A. Pavic, M.J. Hartley, P. Waldron, University of Sheffield, UK
 

VAMT2 Vibro-acoustic modelling and testing

15:55 On the numerical properties of a wave based prediction technique for coupled vibro-acoustic analysis

W. Desmet, P. Sas, D. Vandepitte, K.U.Leuven, Belgium

16:20 A sub-domains reconstruction method for large acoustical domains

T. Ait younes, M.A. Hamdi, Université de Technologie de Compiègne, France

16:45 The Waterhouse correction for resilient boundaries

A. Schaffner, AUVA, Austria

17:10 Parametric sensitivity of interior acousto-structural coupled systems using a symmetric eulerian formulation

F. Scarpa, The University of Sheffield, UK ; G. Curti, Politecnico di Torino, Italy

17:35 Modelling of absorptive acoustic waves

K. Pellant, Institute of Mechanics of Solids, TU Brno, Czech Republic
 

SID1 System identification

15:55 Critical comparison and assessment of MIMO structural identification methods : deterministic and stochastic schemes

A. Florakis, S.D. Fassois, University of Patras, Greece ; F.M. Hemez, Ecole Centrale Paris, France

16:20 Frequency-domain maximum likelihood identification of modal parameters with confidence Intervals

P. Guillaume, P. Verboven, S. Vanlanduit, VUB, Belgium

16:45 A frequency-domain maximum likelihood approach for the extraction of modal parameters from output-only data

L. Hermans, H. Van der Auweraer, LMS International NV, Belgium ; P. Guilaume, VUB, Belgium

17:10 Development of experimental spatial matrix identification method (Basic studies of the identification)

M. Okuma, T. Oho, Tokyo Institute of Technology, Japan

17:35 The enhanced frequency response function (eFRF): scaling and other issues

A.W. Phillips, R.J. Allemang, University of Cincinnati, USA
 

MHF1 Medium and high frequency techniques

15:55 An experimental tool for the evaluation of SEA coupling and dissipation loss factors applied to plates connected via beam junctions

P. Vitiello, V. Quaranta, G. Romano, C.I.R.A. S.C.p.A, Italy

16:20 Evaluation of the transition frequency characterizing the deterministic and statistical behaviour of structures

A. Carcaterra, INSEAN, Italy ; A. Sestieri, Università di Roma "La Sapienza", Italy

16:45 Validation of geometrical room acoustics algorithms by comparing predicted and measured room responses

A.T. Fürjes, É. Arató-Borsi, T. Póth, F. Augusztinovicz, Technical University of Budapest, Hungary

17:10 Vibro-acoustic energy flow models implemented by finite elements

I. Moens, D. Vandepitte, P. Sas, K.U.Leuven, Belgium
 

Thursday September 17, 1998

ROT1 Rotating machinery

9:00 Estimation of independent operating shapes, based on order track measurements

J.R. Blough, D.L. Brown, University of Cincinnati, USA

9:25 Experimental modal analysis of systems with parametric excitation

J. Bienert, T. Prothmann, H. Witfeld, University of the Federal Armed Forces Hamburg, Germany

9:50 Torsional vibrations in ship's propulsion device accounting for parametric excitation and propeller-engine coupling

A. Carcaterra, INSEAN, Italy ; R. D' Aquino, University of Rome "La Sapienza", Italy

10:15 Pedestal identification in rotor-bearing-pedestal systems using non-linear bearing force evaluation

N S Feng, E.J. Hahn, The University of New South Wales, Australia
 

DAMM3 Damage detection and monitoring : methods

9:00 Forward identification methods for damage location*

M.I. Friswell, University of Wales Swansea, UK ; J. E. Penny, S. D. Garvey, Aston University, UK

9:25 Modal testing and structural identification of a planar truss

M. Mitri, A. Morassi, University of Udine, Italy

9:50 Error localization by means of spectral densities

A. Nauerz, Universität Kaiserslautern, Germany ; C.-P. Fritzen, Universität Siegen, Germany

10:15 Fault localization in structures from remote FRF measurements. Influence of the measurement points.

I. Trendafilova, W. Heylen, K.U.Leuven, Belgium
 

NVH1 Automotive noise and vibration harshness

9:00 Modelling in-vehicle engine noise (listen to the noise paths)

P. Van de Ponseele, F. Deblauwe, G. Lowet, LMS International NV, Belgium

9:25 The principle of reverse engineering used to develop automatic holographic fringe analysis to further brake noise understanding

M. Rennison, C. Edwards, J.D. Fieldhouse, The University of Huddersfield, UK

9:50 Identification and reduction of sound sources in car wheel suspensions

X. Lauwerys, Tenneco Automotive, Monroe Michigan, USA ; M. Maes, Tenneco Automotive, Monroe European Technical Centre, Belgium ; F.

Augusztinovicz, G. Nagy, Technical University of Budapest, Hungary

10:15 Development of a testing method for automotive shock absorber noise

F. Augustinovicz, P. Pfliegel, Technical University of Budapest, Hungary ; M. Maes, K. Reybrouck, Tenneco Automotive, Monroe European
Technical Centre, Belgium

 
VAMT3 Vibro-acoustic modelling and testing

9:00 Impact of structures on the water surface : an upper bound analysis of the induced stress

A. Carcaterra, INSEAN, Italy ; E. Ciappi, University of Rome "La Sapienza", Italy

9:25 Modal testing of the Norsjö Dam

S.J. Pietrzko, R. Cantieni, Y. Deger, EMPA, Switzerland ; U. Wiberg, Vattenfall Utveckling AB

9:50 Spatial matching of structural and acoustic modes in an airtight box

T.G.H. Basten, A.J. Mateboer, H. Tijdeman, University of Twente, The Netherlands

10:15 Vibro-acoustic experiments with a stowed solar array*

B. Winter, Fokker Space BV, The Netherlands
 

NVC1 Noise and vibration control

9:00 Modelling of equipment loaded panels for robust control investigations

G.S. Aglietti, University of Southampton, UK ; R.S. Langley, Cambridge University, UK ; E. Rogers, S.B. Gabriel, University of Southampton, UK ;

J. Stoustrup, Aalborg University, Denmark

9:25 Non-linear control of buckled beams

O.C. Pinto, P.B. Gonçalves, PUC-Rio, Brasil

9:50 Active control of plate vibrating in a finite baffle and interacting with fluid

L. Leniowska, Pedagogical University of Rzeszów, Poland

10:15 Hybrid fuzzy sliding-mode method of active control of robot flexible arm vibration

R. Leniowski, Technical University of Rzeszów, Poland
 

VNTC1 Vibration and noise testing : Case studies

11:05 Vibration damping study for the ESRF magnet-girder assemblies

L. Zhang, European Synchrotron Radiation Facility, France ; T.M. Lewis, C. Michael, Damping Technologies Inc., USA

11:30 Monitoring of the firmness of a conference pear using experimental modal analysis

W. Dewulf, K.U.Leuven, Belgium ; P. Jancsók, Pannon Agricultural University Mosonmagyaróvár, Hungary ; E. Papadiamantopopoulou,

University of Athens, Greece ; B. Nicolaï, G. De Roeck, K.U.Leuven, Belgium

11:55 Comparative analysis of the static and dynamic mechanical eggshell behaviour of a chicken egg

P. Coucke, G. Jacobs, P. Sas, J. De Baerdemaeker, K.U.Leuven, Belgium
 

DAMP1 Damping

11:05 Optimal unconstrained damping distributions for vibrating elements using evolutionary algorithms

L. Bregant, V. Pediroda, Università degli Studi di Trieste, Italy

11:30 Predicting the dynamic characteristics of sandwich rubber mounts using FEA

S.O. Oyadiji, S.R. Choi, University of Manchester, UK

11:55 On a two-step method of vibration damping analysis of layered viscoelastic beams and plates

S. Karczmarzyk, Z. Osinski, Warsaw University of Technology, Poland
 

NVH2 Automotive noise and vibration harshness

11:05 Acoustic development of a lightweight van

D. Vandenbroeck, LMS International NV, Belgium ; T. Beauvilain, Renault-Créos, France

11:30 Improvement of low-frequent humming in station wagons

K. Genuit, J. Poggenburg, HEAD acoustics GmbH, Germany

11:55 NVH assessment of vehicle design alternatives using FRF based substructuring

A. Queckenberg, G. Koners, Daimler-Benz AG, Germany
 

SID2 System identification

11:05 Second order systems in vibration theory

S.D. Garvey, Aston University, UK ; M.I. Friswell, University of Wales Swansea, UK ; J.E. Penny, Aston University, UK

11:30 High spatial resolution modal parameter estimation using a parametric MLE-like algorithm

S. Vanlanduit, P. Guillaume, J. Schoukens, VUB, Belgium

11:55 Modal parameter identification : Estimation of starting values for MLE-like algorithms

P. Verboven, P. Guillaume, M. Van Overmeire, VUB, Belgium
 

ETN1 Environmental and transportation noise

11:05 Experimental and numerical study on traffic-induced soil vibrations

T. Sanò, ANPA National Agency for Environmental Protection, Italy ; A. De Sortis, SSN National Seismic Survey, Italy ; D. Rinaldis, ENEA

National Agency for New Technologies, Energy and Environment, Italy

11:30 Free field vibrations during the passage of a HST

G. Degrande, K.U.Leuven, Belgium ; L. Schillemans, Technum N.V., Belgium

11:55 Noise map of the Madrid region

M. Recuero, C. Gil, V. Cutanda, A. Minguez, Universidad Politecnica de Madrid, Spain
 

SNVC2 Noise and vibration control : results of BRITE-EURAM projects

13:45 Experimental study of the active sound transmission reduction through a double panel test section*

P. De Fonseca, P. Sas, H. Van Brussel, K.U.Leuven, Belgium

14:10 Modal tuned damper for a horizontal axis 300kW wind turbine

T. Gh. Cioara, University "Politechnica" of Timisoara, Romania

14:35 Sensors and actuators optimisation for active noise reduction in an aircraft fuselage section*

L. De Vivo, A. Concilio, C.I.R.A. , Italy

15:00 Active control of sound transmission loss through a single panel partition using distributed actuators. Part I : simulations*

K. Henrioulle, W. Dehandschutter, P. Sas, K.U.Leuven, Belgium

15:25 Active control of sound transmission loss through a single panel partition using distributed actuators. Part II : experiments*

W. Dehandschutter, K. Henrioulle, P. Sas, K.U.Leuven, Belgium
 

TPA1 Transfer path analysis and source identification

13:45 Noise path analysis test methods

S.M. Dumbacher, D.L. Brown, University of Cincinatti, USA ; R. Merkel, The Modal Shop, USA

14:10 Strategy for transfer path analysis (TPA) applied to vibro-acoustic systems at medium and high frequencies

J. Plunt, Ingemansson Technology AB, Sweden

14:35 Location of sources of interior noise in railway carriages

J.E. Chance, I. Lopez, J. Nieto, J.M. Busturia, J. Viñolas, CEIT, Spain

15:00 Noise path analysis as a trouble shooting tool

P. Glibert, N. B. Moller, Bruël & Kjaer, Denmark ; E-U Saemann, Continental AG, Germany

 
TPV1 Test and product variability

13:45 Uncertainties in identified modal parameters

A. Perriot, J.L. Raynaud, S. Cogan, Université de Franche-Comté, France

14:10 Reasons for uncertainty and their consequence*

W. Teichert, Atos Netherlands, The Netherlands

14:35 Using fuzzy arithmetic for the modal behavior determination of structures defined by imprecise material parameters

B. Lallemand, A. Cherki, T. Tison, P. Level, Université de Valenciennes, France

15:00 Application of the fuzzy finite element method in structural dynamics

D. Moens, D. Vandepitte, K.U.Leuven, Belgium ; W. Teichert, Atos Netherlands, The Netherlands
 

VAMT4 Vibro-acoustic modelling and testing

13:45 Improvement of sound transmission loss of a wall by facial treatments

G. Birlik, METU, Turkey

14:10 Linear and non linear frequency-wavenumber spectral estimation of the wall pressure field beneath a turbulent boundary layer

G. Giovannelli, CNRS, France ; M. Pognant, IUT de Toulon, France ; B.E. Forestier, CNRS, France

14:35 Vibroacoustic behaviour of novel sandwich structures with negative Poisson's ratio core

F. Scarpa, G. Tomlinson, The University of Sheffield, UK

15:00 Structural/acoustic interaction in air-conditioning ducts in the presence of mean flow

R. Kirby, A. Cummings, University of Hull, UK

15:25 Energy flow of an acoustic wave scattered by a resonant elastic cylinder in a layer of liquid

A. Zinoviev, University of Adelaide, Australia ; V. Belov, Institute of Applied Physics, Russia
 

CIVI1 Dynamic behaviour of civil structures

13:45 Structural damage detection in cracked reinforced concrete by dynamic system identification*

J.M. Ndambi, J. Vantomme, Royal Military Academy, Belgium ; J. De Visscher, W.P. De Wilde, V.U.B., Belgium ; B. Peeters, M.A. Wahab, G. De

Roeck, K.U.Leuven, Belgium

14:10 Comparison of system identification methods using operational data of a bridge test*

B. Peeters, G. De Roeck, K.U.Leuven, Belgium ; L. Hermans, LMS International NV, Belgium ; T. Wauters, K.U.Leuven, Belgium ; C. Krämer, C. de

Smet, EMPA, Switzerland

14:35 Dynamic insitu-testing and FE-modelling of bridge Warth/Austria*

R.G. Flesch, B. Stebernjak, B. Freytag, Graz University of Technology, Austria

15:00 Damage detection in reinforced concrete structures by dynamic system identification*

J. Maeck, M. Abdel Wahab, G. De Roeck, K.U.Leuven, Belgium

15:25 Health monitoring of structures - towards a stethoscope for bridges*

G.P. Roberts, A.J. Pearson, WS Atkins Science & Technology, U.K.
 

NVC2 Noise and vibration control

16:15 Active control of industrial diesel engine exhaust noise

W. von Heesen, L. Verschueren, DMT-Gesellschaft für Forschung und Prüfung mbH, Germany ; N. Dalpis, Discom B.V., The Netherlands ; T. Moritz,

Keba Ges.m.b.H., Austria

16:40 Development of an active exhaust silencer for internal combustion engines

R. Boonen, P. Sas, K.U.Leuven, Belgium

17:05 Adaptive design of a unidirectional source in a duct

V. Välimäki, Helsinki university of Technology, Finland ; S. Uosukainen, VTT Building Technology, Finland

17:30 Optimal design of base isolated active controlled MDOF structures

Y. Ribakov, J. Gluck, Technion, Israel
 

DAMA1 Damage detection and monitoring : applications and sensors

16:15 Smart diagnosis of structural damage for systems with distributed sensors and actuators

C.-P. Fritzen, D. Jennewein, D. Buchen, University of Siegen, Germany

16:40 Detection and tracking of rubbing phenomena in seals and journal bearings using filter banks and wavelets applied in continuous machine health monitoring

O. Døssing, ROVSING Dynamics, Denmark

17:05 Fault diagnosis of rotating machinery through visualization of sound signals

K. Shibata, A. Takahashi, T. Shirai, Takasago Thermal Engineering Co. Ltd, Japan

17:30 A design of sensor for the vibro-acoustic diagnostics of defects in drive shaft bearings on rail vehicles

K. Weiland, Deutsche Bahn AG, Germany
 

MUC2 Model updating and correlation

16:15 On the reliability of error localization indicators*

R. Pascual, J.C. Golinval, M. Razeto, Université de Liège, Belgium

16:40 Modal testing, FE analysis and FE model correlation of a 600 tonne post-tensioned concrete floor

P. Reynolds, A. Pavic, P. Waldron, University of Sheffield, UK

17:05 A comparison of FRF based error localisation methods

H. Algrain, P. Dehombreux, C. Conti, Faculté Polytechnique de Mons, Belgium

17:30 Homogenization method for beam-like structures

S. Corn, J. Piranda, N. Bouhaddi, Université de Franche-Comté, France
 

ISP1 Instrumentation and signal processing

16:15 Acoustic holography in non stationary conditions

J.-L. Chauray, B. Béguet, MICROdB, France

16:40 Holographic modal analysis with high spatial resolution

C. Haberstok, R. Freymann, W. Honsberg, BMW AG, Germany

17:05 Order tracking using Vold-Kalman order tracking filter

S. Gade, H. Herlufsen, H. Konstantin-Hansen, Bruël & Kjaer, Denmark ; H. Vold, D. Corwin-Renner, Vold Solutions Inc., USA

17:30 The integration of VXI data acquisition into Matlab

W.A. Fladung, A.W. Phillips, D.L. Brown, University of Cincinnati, USA ; N. Olsen, Hewlett Packard, USA ; R. Lurie, The Mathworks, USA
 

NOLI2 Non-linearities

16:15 Identification of hysteretic systems using the differential evolution algorithm

A. Kyprianou, K. Worden, The University of Sheffield, UK

16:40 Identification of nonlinear phenomena in a stochastically excited beam system with impact*

A. de Kraker, N. van de Wouw, H.L.A. van den Bosch, D.H. van Campen, Eindhoven University of Technology, The Netherlands

17:05 Use of the wavelet transform for the processing of mechanical signals*

P. Argoul, CNRS-LCPC, France ; H.P. Yin, CERAM, France ; B. Guillermin, DDSS, France

17:30 Simple methods and insights to deal with nonlinear distortions in FRF-measurements*

J. Schoukens, VUB, Belgium ; J. Swevers, K.U.Leuven, Belgium ; J. De Cuyper, LMS International NV, Belgium ; Y. Rolain, VUB, Belgium

17:55 Self-demodulation of acoustic pulses due to intrinsic nonlinearity of a built-of-contact medium: experiment and theory

V.E.Nazarov, A.B.Kolpakov, Institute of Applied Physics, Russian Academy of Science, Russia ; V.Yu.Zaitsev, Institute of Applied Physics, Russian

Academy of Science, Visiting researcher at K.U.Leuven, Belgium
 

Friday September 18, 1998

VNTC2 Vibration and noise testing : Case studies

9:00 Finite element impact simulation of vibrating beams

D. Szwedowicz, CENIDET, Mexico

9:25 Modal analysis of helicopters - the experiment conditions

W. Lisowski, T. Uhl, University of Mining and Metallurgy, Poland ; A. Wasilak, PZL, Poland

9:50 Experimental design for vibration analysis on agricultural spraying machines

L. Clijmans, J. Swevers, J. De Baerdemaeker, H. Ramon, K.U.Leuven, Belgium

10:15 Vibration analysis of rotating beam structures

Kuo Mo Hsiao, National Chiao Tung University, Taiwan, R.O.C.
 

DAMA2 Damage detection and monitoring : applications and sensors

9:00 Hearing cracks in a vibrating rod

A. Colonnello, A. Morassi, University of Udine, Italy

9:25 Diagnosis based on condition monitoring of fluid-dynamic abnormal performance of centrifugal pumps

J.L. Parrondo, S. Velarde, J. Pistono, R. Ballesteros, Universidad de Oviedo, Spain

9:50 Vibroacoustic analysis for failure detection and condition assessment in Diesel engines predictive maintenance

J. Pistono, J. Martínez-Calle, J. Parrondo, Universidad de Oviedo, Spain

MUC3 Model updating and correlation

9:00 Updating modal models from response measurements

R.B. Randall, Y. Gao, UNSW, Australia ; J. Swevers, K.U.Leuven, Belgium

9:25 Finite element connectivities from vibration measurements*

J. E. Mottershead, The University of Liverpool, UK

9:50 Identification of gas flow pressure forces in a cavity using an inverse method

E. Dascotte, J. Strobbe, Dynamic Design Solutions, Belgium

10:15 A new scaled modal assurance criterion for eigenmodes containing rotational degrees of freedom

E. Brechlin, K. Bendel, W. Keiper, Robert Bosch GmbH, Germany
 

VAMT5 Vibro-acoustic modelling and testing

9:00 Hybrid Modal Analysis (HMA) applied to a real aircraft structure

S. Papadia-Einarsson, M. Dalenbring, The Aeronautical Research Institute of Sweden, Sweden

9:25 Prediction of propeller-induced interior sound fields in aircraft

M. Petyt, University of Southampton, UK ; J. Wei, Arvin Exhaust R&D, UK

9:50 Vibro-acoustic assessment of a multi-vehicle payload configuration using a boundary element modeling technique

J.E. Phillips, Wilson, Ihrig and Associates, Inc., USA ; B.H. Wendler, The Aerospace Company, USA

10:15 Influence of the constructional modifications of gearbox housing onto its vibroacoustic properties

V. Misun, K. Prikryl, TU Brno, Czech Republic
 

NVC3 Noise and vibration control

9:00 Active vibration control of a cantilever beam : experimental verification of different controller designs

A. Lay, B-H Kröplin, Universität Stuttgart, Germany

9:25 Algorithms for feedback active noise control and narrowband disturbances

M. Bodson, University of Utah, USA

9:50 Test setup for active vibration control with piezoelectric actuators and sensors

A. Lay, B-H. Kröplin, Universität Stuttgart, Germany
 

VNTC3 Vibration and noise testing : Case studies

11:05 An experimental study on the transverse vibration of a power transmission belt

F. Pellicano, Università di Modena, Italy ; A. Fregolent, A. Bertuzzi, Università di Roma "La Sapienza", Italy

11:30 Vibrations in household appliances with rolling element bearings

R.T.W.M. Hendrikx, G.C. van Nijen, P. Dietl, SKF Engineering & Research Centre B.V., The Netherlands

11:55 Vibration and noise reduction of small gasoline engine with optimization of valve mechanism

T. Koizumi, N. Tsujiuchi, M. Okamura, Doshisha University, Japan ; I. Kubomoto, E. Ishida, T. Iritani, Kubota corp., Japan
 

DAMA3 Damage detection and monitoring : applications and sensors

11:05 Bearing diagnostics by digital analysis techniques in high background noise situations*

R.B. Randall, D. Ho, Y. Gao, UNSW, Australia

11:30 Reconstruction of cylinder pressure time trace on a six-cylinder engine from acceleration measurements

G. Zurita, A. Ågren, Luleå University of Technology, Sweden ; R.B. Randall, Y. Gao, The University of New South Wales, Australia

11:55 Delamination detection and characterisation by laser Doppler techniques

P. Castellini, G.M. Revel, Università degli studi di Ancona, Italy
 

MUC4 Model updating and correlation

11:05 A fuzzy approach to dominant modelling errors localization using uncertain experimental data

A. Cherki, B. Lallemand, T. Tison, P. Level, Université de Valenciennes, France

11:30 Finite element model updating procedure and it's application for helicopter tail boom

T. Uhl, W. Bochniak, W. Lisowski, University of Mining and Metallurgy, Poland ; H. Van der Auweraer, L. Hermans, LMS International, Belgium ;

J. Malecki, PZL WSK Swidnik, Poland

11:55 The test-analysis integration process applied to connection-weld modeling

T. Van Langenhove, LMS International NV, Belgium ; D. Turner, Matra BAE, UK
 

SID3 System identification

11:05 Experimental analysis of the dynamic behavior of piping systems having unknown boundary conditions

S. Frikha, Université de Paris 6, France ; G. Coffignal, M. Ghoudi, ENSAM, France ; M. Gaudin, EDF, France

11:30 Estimation of in-flight structural dynamics models of a spacecraft launcher

L. Hermans, H. van der Auweraer, LMS International NV, Belgium ; M. Goursat, A. Benveniste, INRIA, France ; D. Haerens, AeroSpatiale, France ;

P. Mourey, CNES, France

11:55 Experimental determination of rolling element bearing stiffness

A. de Kraker, R.J.W. Knaapen, L. Kodde, D.H. van Campen, Eindhoven University of Technology, The Netherlands
 

NVC4 Noise and vibration control

11:05 Application of fuzzy logic control strategy in a novel active suspension

J. Gao, N.J. Leighton, C. Morgan, University of Wolverhampton, UK

11:30 Active electro-pneumatic suspension system

G.J. Stein, Slovak Academy of Sciences, Slovakia

11:55 Improvement of road vehicles ride comfort with active vibratory isolation of a car seat suspension - modelisation aspects and experimental results

J. Périsse, P. Perrard, L. Jézéquel, Ecole centrale de Lyon, France ; J.M. Judic, P. van Effenterre, Bertrand Faure Equipements, France
 

SNVC3 Noise and vibration control : results of BRITE-EURAM projects

13:45 Evaluation of a multi- versus a single-reference MIMO ANC algorithm on Dornier 328 test data set*

S. Johansson, S. Nordebo, T.L. Lagö, P. Sjösten, I. Claesson, University of Karlskrona/Ronneby, Sweden ; I.U. Borchers, K. Renger, Daimler-Benz

Aerospace Dornier, Germany

14:10 Linking test and analysis results in the medium frequency range using principal field shapes*

H. Van der Auweraer, M. Iadevaia, LMS International NV, Belgium ; U. Emborg, M. Gustavsson, SAAB AB, Sweden ; U. Tengzelius, N. Horlin, FFA,

Sweden

14:35 A comparison of techniques for the active control of noise and vibration in aircraft*

C.F. Ross, Ultra Electronics - Noise and Vibration Systems, UK
 

DAMA4 Damage detection and monitoring : applications and sensors

13:45 Vibration measurement and signature analysis as a diagnostic tool for rotating machines in cane sugar industries - some case studies

S.P. Chavan, G.D. Bhide, Walchand College of Engineering, India

14:10 Effects of V-notch on the natural frequencies of E-glass/epoxy composite cantilever beams

M. Peter Arun, P. Radhaswamy, V. Marimuthu, V. Baskar, P. Baskaran, Madras Institute of Technology Anna University, India

14:35 Mutual information approach to sensor location for impact damage detection of composite structures

C.S. Wong, W.J. Staszewski, University of Sheffield, UK
 

VNT2 Vibration and noise testing

13:45 Experimental technique for transverse chain vibration measurements

C. Van Karsen, Michigan Technological University, USA ; K. Maisonville, Borg-Warner Automotive Inc., USA

14:10 An overview of MIMO-FRF excitation/averaging techniques

A.W. Phillips, R.J. Allemang, A.T. Zucker, University of Cincinnati, USA

14:35 Some observations regarding the nonlinearity of person/seat response functions

J. Giacomin, F. Scarpa, L. Caretto, The University of Sheffield, UK
 

ROT2 Rotating machinery

13:45 Oscillations and stability of rotating bodies

V.P. Matveyenko, I.N. Shardakov, N.A. Shevelev, S.M. Borzenkov, Institute of Continuous Media Mechanics, Russia

14:10 Reduction of rotating shaft finite element models for eigenvalue analysis

M. Rades, Institute Politehnica of Bucharest, Romania

14:35 Experimental modal analysis of rotating elastic structures

H. Irretier, University of Kassel, Germany
 

ETN2 Environmental and transportation noise

13:45 Deck track, vibrations at the new rail track concept

H.G. Stuit, Holland Railconsult, The Netherlands

14:10 Design of low noise embedded tracks for new tram line to Zwijndrecht

P. Vanhonacker, D2S International, Belgium ; E. Hemerijckx, De Lijn, Belgium

14:35 The vibro-acoustic modelling of slab track with embedded rails

A.A. van Lier, NS Technical Research, The Netherlands

* = invited paper
 

Visual presentations

Is the statistical index LA95 a good estimator of the particular noise level of a stable source in presence of perturbing noise
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B. Renglet, P. Chapelle, C. Couvreur Faculté Polytechnique de Mons, Belgium

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I. Denayer, G. Van der Perre, K.U.Leuven, Belgium

Mechanism of vibration energy dissipation in flange bolted joints

J. Krzyzanowski, W. Skoczynski, K. Augul Wroclaw University of Technology, Poland

Development of a metric to quantify diesel engine irregularities

G. Lowet, P. Van de Ponseele LMS International NV, Belgium S. Pauwels, T. Van Wayenberge, P. Sas K.U.Leuven, Belgium

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J. Lardies, N. Larbi University of Franche-Comté, France

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T. Nishimura, T. Ando, T. Ikeda Kamamoto institute of Technology, Japan

Non-linear normal modes of a continuous system

M.I. Qaisi University of Jordan, Jordan

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K. Vokurka Technical University of Liberec, Czech republic

Landscape in relation to soundscape in urban areas

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