Staff Directory


Contact Details



PhD,University of South Wales, U.K.
MPhil, Cardiff University, U.K.
PgCLT, University of South Wales, U.K.
BEng, Tsinghua University, P. R. China


Main research interests

(1) Powertrain optimization of hybrid electric vehicle.
(2) Energy management system for electric vehicle.
(3) Internet of Vehicles.
(4) Design and control of Permanent Magnet Synchronous Motor
(4) 3D printing technology applications
(5) Products design and Analysis


2016 – Now : Lecturer in Mechanical Engineering, University of South Wales, UK
2012 – 2015 : ElectronicaUK Ltd, Research and Design Engineer
2009 – 2012 : Connaught Engineering, Design Engineer
2004 – 2008 : Teaching Assistant, Cardiff University, UK
2003 – 2004 : Research Assistant, Tsinghua University, PRC


Modules taught at levels 4, 5 and 6

Sustainability Engineering Design
Computer Aided Design
Design and Analysis


Journal Publication

Electronic-magnetic gearing motor analyses and simulations for electric vehicles
Guo, X., Liu, G-P., Shirazee, N. & Williams, J. 24 May 2018 In : IET Electrical Systems in Transportation. 8, 2, p. 95-1006 p.

Design and implementation of an innovative electronic magnetic gearingmotor
Guo, X., Shirazee, N., Liu, G-P. & Williams, J. 1 Jan 2017 In : Systems Science and Control Engineering. 5, 1, p. 9-15 7 p.

Conference Publication

Design & implementation of an innovative PMDC motor for electric vehicle
Guo, X., Liu, G-P. & Williams, J. 24 Oct 2014 ICAC 2014 – Proceedings of the 20th International Conference on Automation and Computing: Future Automation, Computing and Manufacturing. Luo, Cao, Y. & Tong, Z. (eds.). Institute of Electrical and Electronics Engineers Inc., p. 88-91 4 p. 6935466

Modelling of hybrid plus retrofit hybrid system
X. Guo, J. Williams and G. Liu, Proceedings of 2012 UKACC International Conference on Control, Cardiff, 2012, pp. 557-561. doi: 10.1109/CONTROL.2012.6334690

Tribrid energy sources for electric scooter vehicle system
Thanapalan, K., Liu, G-P., Williams, J., Guo, X., Wang, B. & Rees, D. 2008 Proceedings of 14th International Conference on Automation and Computing 2008. p. 1-6



Areas of Expertise

3D printing related softwares

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