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Details of Grant 

EPSRC Reference: GR/R85273/01
Title: Future technologies in AC-AC power conversion
Principal Investigator: Asher, Professor G
Other Investigators:
Clare, Professor J Wheeler, Professor P
Researcher Co-Investigators:
Project Partners:
Department: Sch of Electrical and Electronic Eng
Organisation: University of Nottingham
Scheme: Platform Grants (Pre-FEC)
Starts: 01 October 2002 Ends: 30 September 2006 Value (£): 401,476
EPSRC Research Topic Classifications:
Power Electronics
EPSRC Industrial Sector Classifications:
No relevance to Underpinning Sectors
Related Grants:
Panel History:  
Summary on Grant Application Form
SummaryDescribe the proposed research in about 200 words.Power electronic AC-AC conversion faces new and exciting challenges with its applications in all-electric aircraft, ships and mobile platforms, the increasing demand for compact, integrated power, and its penetration into high-voltage applications, including conversion and control in power systems. This platform proposal focuses on two core generic and overlapping aspects of AC-AC converter technology: cellular high voltage conversion and direct AC-AC conversion. Cellular conversion is a very new field and basic research is proposed to investigate fundamental issues of allowable topologies, multi-level commutation, power flow control, redundancy and protection. Application orientated research can then proceed, initially addressing HV-MV conversion, distributed interfacing and high-voltage machine drives. The main future of direct AC-AC conversion technology (becoming commercially acceptable in its basic form) lies in compact integration and expanding its application range. In addition to addressing remaining generic issues, the proposal presents a research package investigating many novel ideas and applications: these include zero-dead time conversion, enhanced cooling techniques in integrated applications, applications to by machine and generator drives, the impact of SiC and high voltage switches and its potential for cellular applications. The proposal requests funds to provide the intellectual continuity, man-power and infrastructure to initiate the research programmes, to scope new ideas arising, to establish collaborative links with other leading universities, and to respond to the now continual approaches of industry and defence bodies wishing to exploit these new technologies.
Key Findings
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Summary
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Further Information:  
Organisation Website: http://www.nottingham.ac.uk