• United Kingdom

Accepting PhD Students

20072020
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Research Output 2007 2019

2019
Open Access
File
Diodes
Capacitors
Electric potential
Reluctance motors
Braking
Open Access
File
Power converters
Controllability
Energy storage
Control systems
Networks (circuits)
2018
1 Citation (Scopus)
Open Access
File
DC-DC converters
Electric fault currents
Electric potential
Equivalent circuits
MATLAB
1 Citation (Scopus)

Controlled transition bridge converter: operating principle, control and application in HVDC transmission systems

Adam, G. P., Alsokhiry, F., Abdelsalam, I., Ahmed, K. H. & Al-Turki, Y., 31 Oct 2018, In : Electric Power Systems Research. 163, A, p. 98-109 12 p.

Research output: Contribution to journalArticle

Open Access
File
Electric potential
Capacitors
Modulation
Amplitude modulation
Voltage control
1 Citation (Scopus)

Generalized small-signal modelling of dual active bridge DC/DC converter

Hebala, O. M., Aboushady, A. A., Ahmed, K. H., Burgess, S. & Prabhu, R., 10 Dec 2018, 7th International IEEE Conference on Renewable Energy Research and Applications, ICRERA 2018. Piscataway, NJ: IEEE, p. 914-919 6 p. 8567014

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
DC-DC converters
Phase shift
Voltage control
Electric potential

Generic closed loop controller for power regulation in dual active bridge DC/DC converter with current stress minimization

Hebala, O., Aboushady, A. A., Ahmed, K. H. & Abdelsalam, I., 1 Aug 2018, In : IEEE Transactions on Industrial Electronics. 10 p.

Research output: Contribution to journalArticle

Open Access
File
DC-DC converters
Phase shift
Particle swarm optimization (PSO)
Controllers
Electric potential

Modular multilevel converter with modified half-bridge submodule and arm filter for DC transmission systems with DC fault blocking capability

Ahmed, K. H., Adam, G. P., Abdelsalam, I. & Aboushady, A. A., 6 Aug 2018, (Accepted/In press) In : IET Power Electronics.

Research output: Contribution to journalArticle

Open Access
File
Poles
Topology
Semiconductor materials
Critical infrastructures
Short circuit currents
1 Citation (Scopus)

Multi-port converter for medium and high voltage applications

Alsokhiry, F., Al-Turki, Y., Abdelsalam, I., Adam, G. P. & Ahmed, K. H., 10 Dec 2018, 7th International Conference on Renewable Energy Research and Applications (ICRERA 2018). Piscataway, NJ: IEEE, p. 150-155 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Electric potential
2017

DC/DC converter for high power DC grids

Aboushady, A. A. H. H. & Ahmed, K., 23 Nov 2017, IPC No. H02M3/33584 , Patent No. PCT/GB2017/051364, Priority date 16 May 2016

Research output: Patent

DC-DC converters
Insulated gate bipolar transistors (IGBT)
Semiconductor materials
Switches
Patents and inventions

Distributed generation systems

Ahmed, K. H. & Aboushady, A. A., 31 Mar 2017, Power Quality in Future Electrical Power Systems. Zobaa, A. F. & Aleem, S. H. E. A. (eds.). London, p. 239-274 36 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

Distributed power generation
Power electronics
Power converters
Climate change
Sun
3 Citations (Scopus)

Lyapunov-based high performance controller for modular resonant DC/DC converters for medium voltage DC grids

Aboushady, A. A., Ahmed, K. H., Finney, S. J. & Williams, B. W., 15 Dec 2017, In : IET Power Electronics. 10, 15, p. 2055–2064 10 p.

Research output: Contribution to journalArticle

Open Access
File
DC-DC converters
Controllers
Electric potential
Stability criteria
Disturbance rejection
2015

High voltage direct current transmission: converters, systems and DC grids

Jovcic, D. & Ahmed, K., 25 Sep 2015, 1 ed. Chichester, West Sussex. 456 p.

Research output: Book/ReportBook

72 Citations (Scopus)
Open Access
File
Scalability
Electric potential
Modulation
Short circuit currents
Capacitors
2014
9 Citations (Scopus)
Open Access
File
Wind turbines
Modulation
Electric potential
Reactive power
Energy conversion
20 Citations (Scopus)

A shunt active power filter for a medium-voltage 12-pulse current source converter using open loop control compensation

Hamad, M. S., Masoud, M. I., Ahmed, K. H. & Williams, B. W., Nov 2014, In : IEEE Transactions on Industrial Electronics. 61, 11, p. 5840-5850 11 p., 6766214.

Research output: Contribution to journalArticle

Harmonic distortion
Electric potential
Stars
Compensation and Redress
40 Citations (Scopus)

Mixed cells modular multilevel converter

Adam, G. P., Ahmed, K. H. & Williams, B. W., 1 Jun 2014, 2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE). Piscataway, NJ: IEEE, p. 1390-1395 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Capacitors
Modulation
Electric potential
2013
248 Citations (Scopus)

A maximum power point tracking technique for partially shaded photovoltaic systems in microgrids

Alajmi, B. N. F. M. T., Ahmed, K., Finney, S. & Williams, B., Apr 2013, In : IEEE Transactions on Industrial Electronics. 60, 4, p. 1596-1606 11 p.

Research output: Contribution to journalArticle

Controllers
Fuzzy logic
Mathematical models
153 Citations (Scopus)

New breed of network fault-tolerant voltage-source-converter HVDC transmission system

Adam, G. P., Ahmed, K., Finney, S., Bell, K. & Williams, B., Feb 2013, In : IEEE Transactions on Power Systems. 28, 1, p. 335 - 346 12 p.

Research output: Contribution to journalArticle

Electric potential
Reactive power
Power control
147 Citations (Scopus)

Wind turbine power coefficient analysis of a new maximum power point tracking technique

Xia, Y., Ahmed, K. & Williams, B., Mar 2013, In : IEEE Transactions on Industrial Electronics. 60, 3, p. 1122-1132 11 p.

Research output: Contribution to journalArticle

Wind turbines
Table lookup
Energy conversion
Wind power
Turbines
2011
75 Citations (Scopus)
Electric current control
Control systems
Electric potential
Reactive power
Controllers
146 Citations (Scopus)

A new maximum power point tracking technique for permanent magnet synchronous generator based wind energy conversion system

Xia, Y. Y., Ahmed, K. H. & Williams, B. W., Dec 2011, In : IEEE Transactions on Power Electronics. 26, 12, p. 3609-3620 12 p.

Research output: Contribution to journalArticle

Open Access
File
Anemometers
Synchronous generators
Energy conversion
Wind power
Permanent magnets
348 Citations (Scopus)

Fuzzy-logic-control approach of a modified hill-climbing method for maximum power point in microgrid standalone photovoltaic system

Alajmi, B. N. F. M. T., Ahmed, K., Finney, S. & Williams, B., 2011, In : IEEE Transactions on Power Electronics. 26, 4, p. 1022 - 1030 9 p.

Research output: Contribution to journalArticle

Fuzzy logic
Controllers
Maximum power point trackers

H-Bridge modular multilevel converter for high-voltage applications

Adam, G. P., Ahmed, K., Singh, N., Finney, S. & Williams, B., Jun 2011.

Research output: Contribution to conferencePaper

Electric potential
82 Citations (Scopus)
Controllers
Scheduling
Electric potential
Experiments
38 Citations (Scopus)

Modular multilevel converter for medium-voltage applications

Adam, G. P., Ahmed, K., Finney, S. & Williams, B., May 2011, Proceedings of the 2011 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, p. 1013 - 1018 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Electric potential
Machine windings
Transformer windings
22 Citations (Scopus)

Modular multilevel inverter with maximum power point tracking for grid connected photovoltaic application

Alajmi, B. N., Ahmed, K. H., Adam, G. P., Finney, S. J. & Williams, B. W., 2011, 2011 IEEE International symposium on industrial electronics (ISIE). New York: IEEE

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Electric potential
Power quality
Fuzzy logic
Controllers
21 Citations (Scopus)

New flying capacitor multilevel converter

Adam, G. P., Alajmi, B. N. F. M. T., Ahmed, K., Finney, S. & Williams, B., Jun 2011, Proceedings of the 2011 IEEE International Symposium on Industrial Electronics (ISIE). IEEE, p. 335-339 5 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Capacitors
Electric potential
Modulation
5 Citations (Scopus)

State feedback linearized model for phase-controlled series-parallel resonant converters

Aboushady, A. A., Ahmed, K. H., Finney, S. J. & Williams, B. W., Nov 2011, Proceedings of the 37th Annual Conference on IEEE Industrial Electronics Society (IECON 2011). New York: IEEE, p. 1590-1595 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

State feedback
Linearization
MATLAB
2010

A hybrid multilevel converter for medium and high voltage applications

Adam, G. P., Ahmed, K., Singh, N. K., Finney, S. & Williams, B., Oct 2010, (Unpublished).

Research output: Contribution to conferencePaper

File
Electric potential
Modulation
Capacitors
Switches
Topology
2009
14 Citations (Scopus)

Autonomous adaptive sensorless controller of inverter-based islanded-distributed generation system

Ahmed, K. H. K., Finney, S. J., Williams, B. W. & Massoud, A., May 2009, In : IET Power Electronics. 2, 3, p. 256-266 10 p.

Research output: Contribution to journalArticle

Distributed power generation
Controllers
Power quality
Feedback
Electric potential
74 Citations (Scopus)

Harmonic distortion-based island detection technique for inverter-based distributed generation

Ahmed, K. H. K., Massoud, A., Finney, S. J. & Williams, B. W., Dec 2009, In : IET Renewable Power Generation. 3, 4, p. 493-507 14 p.

Research output: Contribution to journalArticle

Distributed power generation
Harmonic distortion
Electric potential
Short circuit currents
Amplification
55 Citations (Scopus)

Sensorless current control of three-phase inverter-based distributed generation

Ahmed, K. H. K., Massoud, A., Finney, S. J. & Williams, B. W., Apr 2009, In : IEEE Transactions on Power Delivery. 24, 2, p. 919-929 10 p.

Research output: Contribution to journalArticle

Distributed power generation
Electric current control
Kalman filters
Root loci
Digital signal processors
2007
102 Citations (Scopus)

Passive filter design for three-phase inverter interfacing in distributed generation

Ahmed, K. H. K., Finney, S. J. & Williams, B. W., 4 Sep 2007, Compatibility in Power Electronics, 2007. CPE '07. Gdansk: IEEE, p. 1-9 8 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Passive filters
Distributed power generation
Capacitors
Damping