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Details of Grant 

EPSRC Reference: GR/M81908/01
Title: ANALYTICAL AND NUMERICAL INVESTIGATION OF SLIDING ORBITS AND THEIR BIFURCATION IN PWL DYNAMICAL SYSTEMS
Principal Investigator: Di Bernardo, Professor M
Other Investigators:
Hogan, Professor SJ
Researcher Co-Investigators:
Project Partners:
Department: Engineering Mathematics and Technology
Organisation: University of Bristol
Scheme: Standard Research (Pre-FEC)
Starts: 14 January 2000 Ends: 13 January 2003 Value (£): 44,422
EPSRC Research Topic Classifications:
Non-linear Systems Mathematics
EPSRC Industrial Sector Classifications:
Manufacturing Electronics
No relevance to Underpinning Sectors
Related Grants:
Panel History:  
Summary on Grant Application Form
The proposed research is in the field of the analysis and bifurcations of piecewise linear (PWL) dynamical systems. These systems can be described by set of PWL ordinary differential equations and are widely used in Engineering to model a large varied of physical systems. We plan to study the occurrence in this class of systems of periodic solutions characterised by sliding sections, i.e. trajectories partially lying within the system discontinuity set. Specifically, we shall focus our attention on the bifurcations leading to the formation of these orbits and study the further transitions from these solutions to more complex dynamical behaviour such as deterministic chaos. As mentioned in the 'Objectives' we wish to apply our analytical results to physical models of relevance in applications such as relay feedback control systems and DC/DC power converters. We propose to work in strict collaboration with experimentalists and engineers interested in applications in the UK and abroad throughout the duration of the project.
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Organisation Website: http://www.bris.ac.uk