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Wednesday, June 17, 2009

UK; PhD Studentship in Mechanical Engineering (Scholarship)


PhD Studentship on Process Safety in the context of Combustion Research
Department of Mechanical Engineering

Applications are invited for a research studentship to investigate novel propagation mechanisms of vapour cloud explosions, leading to the award of a PhD degree. The post is supported by a bursary and fees (at the UK/EU student rate) provided by the Health & Safety Laboratory on behalf of the Health and Safety Executive.

Background: the vapour cloud explosion at Buncefield (2005) provided an unprecedented amount of data on the progress of a low-lying vapour cloud explosion in an open (uncongested) environment. The data has been subject to extensive scrutiny by the Health & Safety Laboratory (HSL) on behalf of the Buncefield Major Incident Investigation Board and it is evident that very high overpressures developed which were at least two orders of magnitude greater than would have been predicted using standard models. The possibility of a novel propagation mechanism based on forward thermal radiation causing an augmented explosion by the formation of local exothermic centres ahead of the flame front has been proposed.

This project will assess the possibility of different types of particulates, acting as initiators of flammable mixtures. The experimental component of the work will simulate the forward thermal radiation through the use of intensive laser radiation in order to establish ignition times as a function of the nature of the particulate, the vapour concentration, moisture content and exposed area. Selected ignition events will also be modelled through the coupling of detailed chemical kinetics. The computational method used will be based on a Lagrangian reference frame. The project will progress to predicting the overpressures associated with feasible mechanisms through application of computational fluid mechanics.

The successful applicant will be based in the Department of Mechanical Engineering with strong links to the Department of Chemical Engineering and the Health & Safety Laboratory of the Health and Safety Executive. Candidates should be self-motivated, able to work in an interdisciplinary team, and have a minimum of a 2:1 degree in Engineering, Physics or a related field. The applicant should have a strong interest in combustion research.

To find out more about research at Imperial College London in this area, follow this link:
http://www3.imperial.ac.uk/mechanicalengineering
UK; PhD Studentship in Mechanical Engineering
17Jun2009 Filed under: Scholarship Author: Free Scholarship
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PhD Studentship on Process Safety in the context of Combustion Research
Department of Mechanical Engineering

Applications are invited for a research studentship to investigate novel propagation mechanisms of vapour cloud explosions, leading to the award of a PhD degree. The post is supported by a bursary and fees (at the UK/EU student rate) provided by the Health & Safety Laboratory on behalf of the Health and Safety Executive.

Background: the vapour cloud explosion at Buncefield (2005) provided an unprecedented amount of data on the progress of a low-lying vapour cloud explosion in an open (uncongested) environment. The data has been subject to extensive scrutiny by the Health & Safety Laboratory (HSL) on behalf of the Buncefield Major Incident Investigation Board and it is evident that very high overpressures developed which were at least two orders of magnitude greater than would have been predicted using standard models. The possibility of a novel propagation mechanism based on forward thermal radiation causing an augmented explosion by the formation of local exothermic centres ahead of the flame front has been proposed.

This project will assess the possibility of different types of particulates, acting as initiators of flammable mixtures. The experimental component of the work will simulate the forward thermal radiation through the use of intensive laser radiation in order to establish ignition times as a function of the nature of the particulate, the vapour concentration, moisture content and exposed area. Selected ignition events will also be modelled through the coupling of detailed chemical kinetics. The computational method used will be based on a Lagrangian reference frame. The project will progress to predicting the overpressures associated with feasible mechanisms through application of computational fluid mechanics.

The successful applicant will be based in the Department of Mechanical Engineering with strong links to the Department of Chemical Engineering and the Health & Safety Laboratory of the Health and Safety Executive. Candidates should be self-motivated, able to work in an interdisciplinary team, and have a minimum of a 2:1 degree in Engineering, Physics or a related field. The applicant should have a strong interest in combustion research.

To find out more about research at Imperial College London in this area, follow this link:
http://www3.imperial.ac.uk/mechanicalengineering

For information on how to apply please follow this link:
http://www3.imperial.ac.uk/mechanicalengineering/research/phdopportunities/.

For further details of the post contact Professor Peter Lindstedt (p.lindstedt@imperial.ac.uk) and Dr Frank Beyrau (f.beyrau@imperial.ac.uk). Interested applicants should send an up-to-date curriculum vitae to both e-mail addresses above. Suitable candidates will be required to complete an electronic application form at Imperial College London in order for their qualifications to be addressed by College Registry.

Closing date: 15 July 2009

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