Noise and Vibration Research Group - Research Topics

Current research topics

• Measurement and analysis techniques
  • Characterisation of aerodynamic noise in confined subsonic flow applications
  • Traffic noise synthesis
  • Multi-axial road load reproductions for the durability assessment of lightweight stainless steel exhaust systems
  • Structural damage assessment
  • Vibro-acoustic characterisation of lightweight panels
  • Measurement of the tire dynamic transfer stiffness
  • Development of accelerated durability test for mechanical components based on scaling laws
  • On-line lifetime prediction of dynamically loaded machine components
  • Monitoring and lifetime prediction of heavy duty wet clutches
  • Improved acoustic impedance measurement methods
• Numerical modelling
  • A wave based approach for vibro-acoustic modelling
  • A fuzzy finite element technique for modelling uncertainties in structural dynamic behaviour
  • Approaches for dedicated mid-frequency dynamic analysis
  • Numerical aeroacoustic analysis of subsonic confined flow
  • Vibro-acoustic tire models for prediction of tire/road noise caused by road impact excitations
  • Computer aided integrated design for mechatronic systems
  • Efficient model reduction schemes for flexible multibody simulations
• Active noise and vibration control
  • Active control of exhaust noise of combustion engines
  • Active engine sound control
  • Gearbox noise control using active bearings
  • Optimal linear controller design for periodic inputs
  • Iterative learning control for hydraulic vibration simulators
  • Model Predictive Control (MPC) for fast mechatronic applications
  • Control of a semi-active suspension system for a passenger car

Selection of past research topics

• Measurement and analysis techniques
  • Measurement and simulation of the acoustical impedance of an internal combustion engine exhaust
  • Mixed numerical-experimental vibration analysis for the identification of stiffness and damping properties of layered and graded materials
  • Characterisation of flow noise
  • Influence of rotational degrees of freedom in structural dynamics
  • Detection, localisation and quantification of macro-defects in structures
  • Detection of micro-defects in materials
  • Linear and non-linear models for road noise in passenger cars, including strategies for active control
  • Vibration based material identification techniques
• Numerical modelling
  • An energy finite element method for high frequency dynamic modelling
  • Structural dynamic modelling using SEA (Statistical Energy Analysis)
  • A global-local FE modelling approach for the prediction fatigue life of trucks in dynamic loading
  • Virtual prototyping I: equivalent boundary models for a coupled panel/frame structure
  • Virtual prototyping II: substructuring and component target setting in vehicle design
  • Source identification techniques using acoustic array techniques
  • Validation of finite element and boundary element methods for vibro-acoustic modelling and analysis
  • SEA modelling of car floor panels
  • Dynamic modelling of uncertainties in joints
  • Research on the dynamics of the drivetrain of a wind turbine
• Active noise and vibration control
  • Active and passive noise control in high speed cutting machines
  • Model based active suspension control for a passenger car
  • Active control of sound transmission
  • Active noise control applied to acoustic enclosures
  • Active structural and acoustic control of structure-borne road noise in a passenger car
  • Robust control of mechatronic systems with distributed parameters
  • Design of a lightweight, electrodynamic, inertial actuator with integrated velocity sensor for active vibration control of a thin lightly-damped panel
  • Application of active noise and vibration control methods to machining systems
  • Adaptive anti-sway control for the load of a tower crane
  • Optimal decoupling for improved multivariable controller design
  • Reduction of transient noise emission on machine tools
  • Control of a semi-active suspension system for a passenger car
  • Dynamic balancing of reciprocating machinery
  • Robust high-order repetitive control
  • Halfcar test setup for experimental nonlinear multivariable identification and control