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Details of Grant 

EPSRC Reference: GR/H93545/01
Title: THE MATHEMATICAL MODELLING OF THE REMOVAL OF ORGANIC VEHICLE FROM CERAMIC SUSPENSIONS
Principal Investigator: Twizell, Professor EH
Other Investigators:
Evans, Professor JRG Edirisinghe, Professor M
Researcher Co-Investigators:
Project Partners:
Department: Mathematical Sciences
Organisation: Brunel University London
Scheme: Standard Research (Pre-FEC)
Starts: 01 October 1993 Ends: 30 September 1996 Value (£): 129,456
EPSRC Research Topic Classifications:
Materials Processing
EPSRC Industrial Sector Classifications:
Construction
Related Grants:
Panel History:  
Summary on Grant Application Form
The problem of mass transport in the gaseous phase across the growing porous region will be addressed. A model will be developed first of all with reference to a ceramic suspension with cylindrical geometry, using appropriate expressions for the superficial velocity of gas flows when the average pore radius in the ceramic body is (a) much greater than, (b) much less than the mean free path of the vapour. Finite difference methods will be used to solve the resulting partial differential equations. This model will be extended to cover spherical, conical and flat-plate geometries leading to an investigation of ceramic shapes with composite geometries.This work, when merged with previous quantitative models, will produce a unified theory of removal of organic vehicle from moulded ceramic bodies with the extreme cases of a high polymer and a low molecular-weight wax.A multivariate analysis of the computer models developed will be carried out to cover all combinations of degradation and diffusion parameters for known polymers, thus allowing an optimum process and combinations of the most influential polymer-properties to be found. The information so generated will be presented as maps of material parameters for material selection.
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Organisation Website: http://www.brunel.ac.uk