David Hoffman and Dr Angelo Grubisic IEPC-2019-652 Presented at the 36th International Electric Propulsion Conference University of Vienna • Vienna, Austria September 15-20, 2019 Abstract A low-cost, 20-cm-diameter microwave electron cyclotron resonance ion thruster (Xenon Electric Propulsion Thruster, XEPT) has been built and tested in discharge only mode to investigate the suitability of the technology …
Category Archive: Publications
Sep 20
Estimation of track decay rates from laboratory measurements on a baseplate fastening system
Estimation of track decay rates from laboratory measurements on a baseplate fastening system Hima, Boniface S., Thompson, David, Squicciarini, Giacomo, Ntotsios, Evangelos and Herron, David (2019) Estimation of track decay rates from laboratory measurements on a baseplate fastening system. 13th International Workshop on Railway Noise, Belgium. 16 – 20 Sep 2019. 8 pp . Venue – Dates: 13th International Workshop on Railway Noise, Belgium, 2019-09-16 – …
Sep 16
Estimation of track decay rates from laboratory measurements on a baseplate fastening system
Boniface Hima, Prof David Thompson, Dr Giacomo Squicciarini, Evangelos Ntotsios and David Herron 13th International Workshop on Railway Noise 16/09/19 → 20/09/19 Ghent, Belgium Abstract The dynamic properties of the rail fastening system affect the damping of the rail and the degree of coupling between the rail and the foundation. It is well known that the rate …
Sep 15
The development and qualification of the STAR resistojet system for telecommunications applications
Federico Romei, Matthew Robinson, Christopher Ogunlesi, Dr Dave Gibbon and Dr Angelo Grubisic 36th International Electric Propulsion Conference University of Vienna • Vienna, Austria September 15-20, 2019 IEPC_2019_Presentation_v1 UK Space Agency Flagship Super-High Temperature Resistojets for All-Electric Telecommunication Satellites (STAR) National Space Technology Programme (NSTP) Flagship project: 2-years TRL innovation (KO in April) – …
Jul 03
Analysis of a bridge approach: long-term behaviour from short-term response
Giacomo Ognibene, Prof William Powrie, Dr Louis Le Pen and Dr John Harkness 15th Railway Engineering Conference, Edinburgh, U.K. 3rd July 2019 Abstract Transition zones are locations where trackbed support conditions change abruptly, for example from an earth embankment onto a bridge. The track geometry at these sites degrades faster than regular railway track, requiring …
Jul 03
Evaluating the performance of different sleeper shapes and materials
Toshan Rampat, Dr Louis Le Pen, Prof William Powrie, Dr John Harkness and Dr Antonios Zervos Railway Engineering-2019 15th International Conference & Exhibition 3rd -4th July 2019 Abstract Sleepers are conventionally designed in a cuboid shape of similar volume regardless of the material of construction. However, the bending stiffness and load transfer into the track …
Jul 01
EVALUATING THE PERFORMANCE OF DIFFERENT SLEEPER SHAPES AND MATERIALS
EVALUATING THE PERFORMANCE OF DIFFERENT SLEEPER SHAPES AND MATERIALS Toshan Rampat, Louis Le Pen, William Powrie, John Harkness T.C.Rampat@soton.ac.uk, Faculty of Engineering and Physical Sciences, University of Southampton, Southampton, United Kingdom In Railway Engineering-2019: 15th International Conference & Exhibition. Published date: 1 July 2019 URI: http://eprints.soton.ac.uk/id/eprint/434411 KEYWORDS: Sleeper shapes, support conditions, composite, finite difference, finite element ABSTRACT Sleepers …
Jan 01
Potential of wireless power transfer for dynamic charging of electric vehicles
Potential of wireless power transfer for dynamic charging of electric vehicles Author(s): Luke Hutchinson 1 ; Ben Waterson 1 ; Bani Anvari 1, 2 ; Denis Naberezhnykh 3 IET Intelligent Transports Systems Source: Volume 13, Issue 1, January 2019, p. 3 – 12 DOI: 10.1049/iet-its.2018.5221 , Print ISSN 1751-956X, Online ISSN 1751-9578 Abstract Wireless power transfer (WPT) offers a viable means of charging electric vehicles (EVs) whilst in a dynamic state (DWPT), mitigating issues concerning vehicle …
Dec 18
Microwave neutralizer development for the X-EPT ECR microwave gridded ion thruster
Sam Reeve, Dr Angelo Grubisic, Joseph Edwards, Peter Turner, Richard Jones, Marcus Collier-Wright, Alessandro Arno, Wojciech Zakrzewski, Maite Sevilla, Paul Aimone and Francois Dary Journal of Physics D: Applied Physics 0022-3727 Scopus rating (2019): CiteScore 5.3 SJR 0.899 SNIP 1.144 Abstract This paper presents the development and testing of a microwave neutralizer intended for the first ever dual-stage …