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2024

MacRae, Euan and Abdel‐Aziz, Ali and Ahmed, Khaled and Pollock, Richard and Williams, Barry W. (2024) Genetic algorithm-based approach for torque control and increased efficiency across an optimised speed range in switched reluctance drives. IET Electric Power Applications. ISSN 1751-8660

Ahmed, Khaled and Marshall, Ben (2024) Editorial of the special issue : Interactions between AC and DC power systems, and related considerations. IET Generation, Transmission & Distribution, 18 (23). pp. 3763-3764. ISSN 1751-8695

Abouyehia, Mohamed and Egea-Alvarez, Agusti and Aphale, Sumeet S. and Ahmed, Khaled H. (2024) Novel frequency-domain inertia mapping and estimation in power systems using wavelet analysis. IEEE Transactions on Power Systems. pp. 1-11. ISSN 0885-8950

Oyewole, Oyedotun Emmanuel and Abdelaziz Ali, Ali and Jimoh, Isah Abdulrasheed and Bari, Eugene and Ahmed, Khaled (2024) Optimised linear active disturbance rejection control of multiport-isolated DC-DC converter for hydrogen energy storage system integration. Alexandria Engineering Journal, 102. pp. 159-168. ISSN 1110-0168

Abdel-Moneim, Mohamed G. and Mansour, Mohamed and Alsokhiry, F. and Abdel-Khalik, Ayman S. and Al Hosani, Khalifa and Ahmed, Khaled H. (2024) Monolithic modular thyristor-based DC-Hub with zero reactive power circulation. International Journal of Electrical Power and Energy Systems, 160. 110122. ISSN 0142-0615

Abdelaziz, Yousef N. and Mansour, Mohamed and Aboushady, Ahmed A. and Alsokhiry, F. and Ahmed, Khaled H. and Abdel-khalik, Ayman S. and Al-Turki, Y. (2024) New analysis of VSC-based modular multilevel DC-DC converter with low interfacing inductor for hybrid LCC/VSC HVDC network interconnections. Alexandria Engineering Journal, 95. pp. 82-93. ISSN 1110-0168

Colak, Ayse and Abouyehia, Mohamed and Ahmed, Khaled (2024) Novel hierarchical energy management system for enhanced black start capabilities at distribution and transmission networks. Energies, 17 (11). 2605. ISSN 1996-1073

Tait, James and Wang, Shuren and Ahmed, Khaled H. (2024) An enhanced Series-Connected Offshore Wind Farm (SC-OWF) system considering fault resiliency. IEEE Transactions on Power Delivery, 39 (1). pp. 352-362. ISSN 0885-8977

Abdelaziz, Yousef N. and Ahmed, Khaled H. and Williams, Barry W. (2024) New hybrid thyristor-based multilevel converter with DC fault blocking capability, for HVDC applications. IEEE Transactions on Power Electronics, 39 (1). pp. 911-923. 10298816. ISSN 1941-0107

2023

Abdelaziz, Yousef N. and Mansour, Mohamed and Alsokhiry, F. and Ahmed, Khaled H. and Abdel-khalik, Ayman S. and Abdulwhab, A. (2023) A new hybrid multilevel thyristor-based DC-DC converter. Alexandria Engineering Journal, 85. pp. 320-332. ISSN 1110-0168

Alassi, Abdulrahman and Feng, Zhiwang and Ahmed, Khaled and Syed, Mazheruddin and Egea-Alvarez, Agusti and Foote, Colin (2023) Grid-forming VSM control for black-start applications with experimental PHiL validation. International Journal of Electrical Power & Energy Systems, 151. 109119. ISSN 0142-0615

MacRae, Euan and Abdel-Aziz, Ali and Ahmed, Khaled and Pollock, Richard and Williams, Barry W.; (2023) Genetic algorithm based approach of SRM current profiling for torque control and minimal copper losses. In: 2023 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, USA. ISBN 9798350398991

El-Nagar, Mohammed and Ahmed, Khaled and Hamdan, Eman and Abdel-Khalik, Ayman S. and Hamad, Mostafa S. and Ahmed, Shehab (2023) Modified extended complex Kalman filter for DC offset and distortion rejection in grid-tie transformerless converters. Applied Sciences, 13 (15). 9023. ISSN 2076-3417

Alassi, Abdulrahman and Ahmed, Khaled and Egea Alvarez, Agusti and Foote, Colin (2023) Transformer inrush current mitigation techniques for grid-forming inverters dominated grids. IEEE Transactions on Power Delivery, 38 (3). 1610 - 1620. ISSN 0885-8977

Abdel-Aziz, Ali A. and Ahmed, Khaled H. and Massoud, Ahmed M. and Williams, Barry W. (2023) Power density improvement due to rotor flux screens in an SRM with a higher number of rotor poles than stator poles. Renewable Energy and Sustainable Development, 9 (1). pp. 11-20. ISSN 2356-8569

Ahmed, Mohamed and Alsokhiry, F. and Ahmed, Khaled H. and Abdel-Khalik, Ayman and Al-Turki, Y. (2023) Robust damping and decoupling controller for interconnected power network based on distributed energy resources. International Journal of Electrical Power & Energy Systems, 145. 108581. ISSN 0142-0615

2022

Tait, James and Wang, Shuren and Ahmed, Khaled and Adam, Grain Philip (2022) Comparative assessment of four low voltage fault ride through techniques (LVFRT) for wind energy conversion systems (WECSs). Alexandria Engineering Journal, 61 (12). pp. 10463-10476. ISSN 1110-0168

Abdel-Aziz, Ali and Macrae, Euan and McNeill, Neville and Ahmed, Khaled and Massoud, Ahmed and Williams, Barry (2022) A new torque ripple minimization approach for switched reluctance drives. In: 1st IEEE Industrial Electronics Society Annual On-Line Conference (ONCON) 2022, 2022-12-09 - 2022-12-11, Online.

Feng, Zhiwang and Alassi, Abdulrahman and Syed, Mazheruddin Hussain and Pena Alzola, Rafael and Ahmed, Khaled and Burt, Graeme (2022) Current-type power hardware-in-the-loop interface for black-start testing of grid-forming converter. In: 48th Annual Conference of the IEEE Industrial Electronics Society, 2022-10-17 - 2022-10-20, Belgium.

Wang, Shuren and Adam, Grain and Ahmed, Khaled H. and Williams, Barry W. (2022) Comparative evaluation of converter-based compensation schemes for VSC systems to achieve full-range active power transfer in very weak grids. Electric Power Systems Research, 210. 108135. ISSN 0378-7796

Andrew, Euan Thomas and Ahmed, Khaled Hani and Holliday, Derrick (2022) A new model predictive current controller for grid connected converters in unbalanced grids. IEEE Transactions on Power Electronics, 37 (8). pp. 9175-9186. ISSN 0885-8993

Roslan, M A and Azmi, S A and Ahmed, K H (2022) AC power flow analysis for inverters in microgrid application. Journal of Physics: Conference Series, 2312 (1). 012053. ISSN 1742-6588

Wang, Shuren and Ahmed, Khaled H. and Alsokhiry, Fahad and Al-Turki, Yusuf (2022) A secure system integrated with DC-side energy storage for renewable generation applications. Journal of Energy Storage, 51. 104556. ISSN 2352-152X

Alassi, Abdulrahman and Feng, Zhiwang and Syed, Mazheruddin and Egea-Alvarez, Agusti and Ahmed, Khaled and Burt, Graeme (2022) Distributed ReStart: Nonconventional BlackStart Resources : RTDS Based Network Energization from Grid Forming Converters: Part 2. National Grid, Warwick.

Wang, S. and Pollock, R. and McNeill, N. and Holliday, D. and Ahmed, K. and Williams, B.; (2022) Realising SiC MOSFET switching speed control based on a novel series variable-resistance gate driver. In: 11th International Conference on Power Electronics, Machines and Drives (PEMD 2022). IET, Stevenage, Herts, pp. 588-592. ISBN 9781839537189

Hebala, Osama M. and Aboushady, Ahmed A. and Ahmed, Khaled H. and Abdelsalam, Ibrahim (2022) Generalized active power flow controller for multiactive bridge DC-DC converters with minimum-current-point-tracking algorithm. IEEE Transactions on Industrial Electronics, 69 (4). pp. 3764-3775. ISSN 0278-0046

Nassar, Walid M. and Anaya-Lara, Olimpo and Ahmed, Khaled H. (2022) A new adaptive instantaneous average current sharing technique for circulating current minimization among parallel converters in a LV DC-microgrid. International Journal of Electrical Power & Energy Systems, 136. 107562. ISSN 0142-0615

Azrik Roslan, Mohd and Ahmed, Khaled and Adam, Grain and Elkhateb, Ahmad and Issa, Walid and Williams, Barry (2022) Semicentralized power sharing scheme for islanded parallel-connected inverters. International Transactions on Electrical Energy Systems, 2022. 8319408. ISSN 2050-7038

2021

Alassi, Abdulrahman and Feng, Zhiwang and Avras, Andreas and Syed, Mazheruddin Hussain and Egea-Àlvarez, Agusti and Ahmed, Khaled (2021) Distributed ReStart: Non-Conventional Black-Start Resources : RTDS Based Network Energization from Grid Forming Converters: Part 1. National Grid, Warwick.

Naraghipour, Kianoush and Abdelsalam, Ibrahim and Ahmed, Khaled H. and Booth, Campbell (2021) Modified Q-f droop curve method for islanding detection with zero non-detection zone. IEEE Access, 9. pp. 158027-158040. ISSN 2169-3536

Elgenedy, Mohamed and Ahmed, Khaled and Burt, Graeme and Rogerson, Graeme and Jones, Greg (2021) Unlocking the UK Continental Shelf electrification potential for offshore oil and gas installations : a power grid architecture perspective. Energies, 14 (21). 7096. ISSN 1996-1073

Elgenedy, Mohamed A. and Alhurayyis, Ibrahim and Elkhateb, Ahmad and Ahmed, Khaled and Kroics, Kaspars; (2021) A new DC-DC converter linking LCC-HVDC transmission networks. In: 2021 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe). IEEE, Piscataway, N.J.. ISBN 9789075815375

Naraghipour, Kianoush and Ahmed, Khaled and Booth, Campbell; (2021) New islanding detection method with voltage amplitude variation for inverter-based distributed generator. In: 2021 9th International Conference on Smart Grid (icSmartGrid). IEEE, New York, N.Y., pp. 243-248. ISBN 9781665445320

Andrew, Euan T. and Ahmed, Khaled and Holliday, Derrick; (2021) A new modulated model predictive current controller with reduced computational burden. In: 2021 9th International Conference on Smart Grid (icSmartGrid). IEEE, Piscataway, NJ. ISBN 9781665445313

Alassi, Abdulrahman and Ahmed, Khaled and Egea-Alvarez, Agusti and Foote, Colin; (2021) Modified grid-forming converter control for black-start and grid-synchronization applications. In: 2021 56th International Universities Power Engineering Conference (UPEC). IEEE, GBR, pp. 1-5. ISBN 9781665443890

Owusu-Nyarko, Isaac and Elgenedy, Mohamed A. and Abdelsalam, Ibrahim and Ahmed, Khaled (2021) Modified variable step-size incremental conductance MPPT technique for photovoltaic systems. Electronics, 10 (19). 2331. ISSN 2079-9292

Morris, Jennifer F. and Ahmed, Khaled H. and Egea Alvarez, Agusti (2021) Power-synchronization control for ultra-weak AC networks : comprehensive stability and dynamic performance assessment. IEEE Open Journal of the Industrial Electronics Society, 2. pp. 441-450. ISSN 2644-1284

Shawier, Abdullah and Habib, Abdelrahman and Mamdouh, Mohamed and Abdel-Khalik, Ayman Samy and Ahmed, Khaled H. (2021) Assessment of predictive current control of six-phase induction motor with different winding configurations. IEEE Access, 9. pp. 81125-81138. 9444459. ISSN 2169-3536

Abdelrahim, Ahmed and Smailes, Michael and Ahmed, Khaled H. and McKeever, Paul and Egea-Àlvarez, Agustí (2021) New fault detection algorithm for an improved dual VSM control structure with FRT capability. IEEE Access, 9. pp. 125134-125150. ISSN 2169-3536

Wang, Shuren and Vozikis, Dimitrios and Ahmed, Khaled Hani and Holliday, Derrick and Williams, Barry Wayne (2021) Comprehensive assessment of fault-resilient schemes based on energy storage integrated modular converters for AC-DC conversion systems. IEEE Transactions on Power Delivery. ISSN 0885-8977

Abdel-Aziz, Aly A. and Ahmed, Khaled H. and Massoud, Ahmed M. and Williams, Barry W. (2021) Unaligned inductance calculation using flux tube approach for rotor conducting screen-based SRM. IET Electric Power Applications, 15 (8). 1081–1094. ISSN 1751-8660

Morris, Jennifer F. and Ahmed, Khaled H. and Egea-Àlvarez, Agustí (2021) Standardized assessment framework for design and operation of weak AC grid-connected VSC controllers. IEEE Access, 9. pp. 95282-95293. ISSN 2169-3536

Ahmed, Mohamed and Alsokhiry, Fahad and Abdel-Khalik, Ayman S. and Ahmed, Khaled H. and Al-Turki, Yusuf (2021) Improved damping control method for grid-forming converters using LQR and optimally weighted feedback control loops. IEEE Access, 9. pp. 87484-87500. ISSN 2169-3536

Abdel-Aziz, Ali A. and Ahmed, Khaled H. and Massoud, Ahmed H. and Williams, Barry W. (2021) SRM power density improvement utilizing rotor conducting screens and DC-link voltage-boosting for EV applications. IET Electrical Systems in Transportation, 11 (2). pp. 148-160. ISSN 2042-9738

Nassar, Walid and Anaya-Lara, Olimpo and Ahmed, Khaled (2021) Coordinating control of an offshore LVDC microgrid based renewable energy resources for voltage regulation and circulating current minimization. Energies, 14 (12). 3384. ISSN 1996-1073

Ashraf, Mohamed and Nazih, Yousef and Alsokhiry, Fahad and Ahmed, Khaled H. and Abdel-Khalik, Ayman S. and Al-Turki, Yusuf (2021) A new hybrid dual active bridge modular multilevel based DC-DC converter for HVDC networks. IEEE Access, 9. pp. 62055-62073. ISSN 2169-3536

Alassi, Abdulrahman and Ahmed, Khaled and Egea-Àlvarez, Agustí and Ellabban, Omar (2021) Innovative energy management system for MVDC networks with black-start capabilities. Energies, 14 (8). 2100. ISSN 1996-1073

2020

Kervyn, Mathieu and Ahmed, Khaled and Egea-Alvarez, Agusti (2020) Robustness testing of two impedance estimation techniques. In: 10th International Conference on Power Electronics, Machines and Drives, 2020-12-15 - 2020-12-17.

Elgenedy, Mohamed A. and Ahmed, Khaled Hani and Aboushady, Ahmed A. and Abdelsalam, Ibrahim (2020) DC–DC converter concept allowing line commutated converters and voltage source converters based HVDC systems connectivity. IET Power Electronics, 13 (15). pp. 3294-3304. ISSN 1755-4543

Kervyn de Meerendre, Mathieu and Prieto-Araujo, Eduardo and Ahmed, Khaled H. and Gomis-Bellmunt, Oriol and Xu, Lie and Egea-Àlvarez, Agusti (2020) Review of local network impedance estimation techniques. IEEE Access, 8. pp. 213647-213661. ISSN 2169-3536

Shawier, Abdullah and Abdel-Khalik, Ayman Samy and Hamdy, Ragi A. and Ahmed, Khaled H. and Ahmed, Shehab (2020) Postfault operation of five-phase induction machine with minimum total losses under aingle open-phase fault. IEEE Access, 8. pp. 208696-208706. ISSN 2169-3536

Tait, James and Ahmed, Khaled and Adam, Grain Philip; (2020) Comparative analysis of three low voltage fault ride through techniques for wind energy conversion systems. In: 2020 9th International Conference on Renewable Energy Research and Application (ICRERA). IEEE, Piscataway, N.J., pp. 359-364. ISBN 978-1-7281-7369-6

Alassi, Abdulrahman and Ahmed, Khaled and Egea Alvarez, Agusti and Ellabban, Omar; (2020) Performance evaluation of four grid-forming control techniques with soft black-start capabilities. In: 2020 9th International Conference on Renewable Energy Research and Application (ICRERA). IEEE, GBR. ISBN 978-1-7281-7369-6

Aboushady, Ahmed A. and Ahmed, Khaled H. and Abdelsalam, Ibrahim (2020) Modified dual active bridge DC/DC converter with improved efficiency and interoperability in hybrid LCC/VSC HVDC transmission grids. IEEE Journal of Emerging and Selected Topics in Power Electronics. 3031257. ISSN 2168-6777

Morris, Jennifer F. and Ahmed, Khaled H. and Egea-Alvarez, Agusti (2020) Analysis of controller bandwidth interactions for vector-controlled VSC connected to very weak AC grids. IEEE Journal of Emerging and Selected Topics in Power Electronics. 3031203. ISSN 2168-6777

Naraghipour, Kianoush and Ahmed, Khaled and Booth, Campbell; (2020) A comprehensive review of islanding detection methods for distribution systems. In: 2020 9th International Conference on Renewable Energy Research and Application (ICRERA). IEEE, Piscataway, NJ, pp. 428-433. ISBN 9781728173696

Hebala, Osama M. and Aboushady, Ahmed A. and Ahmed, Khaled H. and Abdelsalam, Ibrahim and Burgess, Samuel J. (2020) A new active power controller in dual active bridge DC-DC converter with a minimum-current-point-tracking technique. IEEE Journal of Emerging and Selected Topics in Power Electronics. ISSN 2168-6777

Nassar, Walid M. and Anaya-Lara, Olimpo and Ahmed, Khaled H. and Campos-Gaona, David and Elgenedy, Mohamed (2020) Assessment of multi-use offshore platforms : structure classification and design challenges. Sustainability, 12 (5). 1860. ISSN 2071-1050

2019

Abojlala, Khaled and Adam, Grain and Ahmed, Khaled Hani and Holliday, Derrick and Xu, Lie (2019) Generalised dq-dynamic phasor modelling of STATCOM connected to a grid for stability analysis. IET Power Electronics. ISSN 1755-4543

Abdelrahim, Ahmed and McKeever, Paul and Smailes, Michael and Egea-Àlvarez, Agusti and Ahmed, Khaled (2019) Modified grid forming converter controller with fault ride through capability without PLL or current loop. In: 18th Wind Integration Workshop, 2019-10-16 - 2019-10-18, Dublin.

Abdel-Aziz, Ali and Ahmed, Khaled and Wang, Shuren and Massoud, Ahmed M. and Williams, Barry (2019) A neutral-point diode-clamped converter with inherent voltage-boosting for a four-phase SRM drive. IEEE Transactions on Industrial Electronics. ISSN 0278-0046

Wang, Shuren and Ahmed, Khaled H. and Adam, Grain P. and Massoud, Ahmed M. and Williams, Barry W. (2019) A novel converter station structure for improving multi-terminal HVDC system resiliency against AC and DC faults. IEEE Transactions on Industrial Electronics. ISSN 0278-0046

Hebala, Osama M. and Aboushady, Ahmed A. and Ahmed, Khaled H. and Abdelsalam, Ibrahim (2019) Generic closed-loop controller for power regulation in dual active bridge DC-DC converter with current stress minimization. IEEE Transactions on Industrial Electronics, 66 (6). pp. 4468-4478. ISSN 0278-0046

2018

Hebala, Osama M. and Aboushady, Ahmed A. and Ahmed, Khaled H. and Burgess, Sam and Prabhu, Radhakrishna; (2018) Generalized small-signal modelling of dual active bridge DC/DC converter. In: 7th International IEEE Conference on Renewable Energy Research and Applications, ICRERA 2018. IEEE, FRA, pp. 914-919. ISBN 9781538659823

Alsokhiry, F. and Al-Turki, Y. and Abdelsalam, Ibrahim and Adam, G.P. and Ahmed, K.H.; (2018) Multi-port converter for medium and high voltage applications. In: 7th International Conference on Renewable Energy Research and Applications (ICRERA 2018). IEEE, Piscataway, NJ, pp. 150-155. ISBN 9781538659823

Ahmed, K.H. and Adam, G.P. and Abdelsalam, I. and Aboushady, A.A. (2018) Modular multilevel converter with modified half-bridge submodule and arm filter for DC transmission systems with DC fault blocking capability. IET Power Electronics. 2253–2262. ISSN 1755-4543

Adam, G.P. and Alsokhiry, Fahad and Abdelsalam, Ibrahim and Ahmed, Khaled H. and Al-Turki, Yusuf (2018) Controlled transition bridge converter : operating principle, control and application in HVDC transmission systems. Electric Power Systems Research, 163 (A). pp. 98-109. ISSN 0378-7796

Rahman, M. I. and Ahmed, K.H. and Jovcic, D. (2018) Analysis of DC fault for dual active bridge DC/DC converter including prototype verification. IEEE Journal of Emerging and Selected Topics in Power Electronics. ISSN 2168-6777

2017

Aboushady, Ahmed A. and Ahmed, Khaled Hani and Finney, Stephen J. and Williams, Barry W. (2017) Lyapunov-based high performance controller for modular resonant DC/DC converters for medium voltage DC grids. IET Power Electronics, 10 (15). 2055–2064. ISSN 1755-4543

2015

Adam, G.P. and Abdelsalam, Ibrahim Abdallah and Ahmed, Khaled Hani and Williams, Barry W. (2015) Hybrid multilevel converter with cascaded H-bridge cells for HVDC applications : operating principle and scalability. IEEE Transactions on Power Electronics, 30 (1). pp. 65-77. ISSN 0885-8993

2014

Xia, Yuanye and Ahmed, Khaled Hani and Williams, Barry W. (2014) A PWM current source-based DC transmission system for multiple wind turbine interfacing. IEEE Journal of Emerging and Selected Topics in Power Electronics, 2 (4). pp. 784-796. ISSN 2168-6777

Hamad, Mostafa S. and Masoud, Mahmoud I. and Ahmed, Khaled H. and Williams, Barry W. (2014) A shunt active power filter for a medium-voltage 12-pulse current source converter using open loop control compensation. IEEE Transactions on Industrial Electronics, 61 (11). pp. 5840-5850. 6766214. ISSN 0278-0046

Adam, G. P. and Ahmed, K.H. and Williams, B.W.; (2014) Mixed cells modular multilevel converter. In: 2014 IEEE 23rd International Symposium on Industrial Electronics (ISIE). IEEE, Piscataway, NJ, pp. 1390-1395.

2013

Alajmi, Bader N F M T and Ahmed, Khaled and Finney, Stephen and Williams, Barry (2013) A maximum power point tracking technique for partially shaded photovoltaic systems in microgrids. IEEE Transactions on Industrial Electronics, 60 (4). pp. 1596-1606. ISSN 0278-0046

Xia, Yuanye and Ahmed, Khaled and Williams, Barry (2013) Wind turbine power coefficient analysis of a new maximum power point tracking technique. IEEE Transactions on Industrial Electronics, 60 (3). pp. 1122-1132. ISSN 0278-0046

Adam, Grain Philip and Ahmed, Khaled and Finney, Stephen and Bell, Keith and Williams, Barry (2013) New breed of network fault-tolerant voltage-source-converter HVDC transmission system. IEEE Transactions on Power Systems, 28 (1). 335 - 346. ISSN 0885-8950

2011

Xia, Y. Y. and Ahmed, K. H. and Williams, B. W. (2011) A new maximum power point tracking technique for permanent magnet synchronous generator based wind energy conversion system. IEEE Transactions on Power Electronics, 26 (12). pp. 3609-3620. ISSN 0885-8993

Aboushady, A. A. and Ahmed, K. H. and Finney, S. J. and Williams, B. W.; (2011) State feedback linearized model for phase-controlled series-parallel resonant converters. In: Proceedings of the 37th Annual Conference on IEEE Industrial Electronics Society (IECON 2011). IEEE, AUS, pp. 1590-1595. ISBN 9781612849690

Adam, Grain Philip and Ahmed, Khaled and Singh, Nand and Finney, Stephen and Williams, Barry (2011) H-Bridge modular multilevel converter for high-voltage applications. In: CIRED 2011 - The 21st International Conference and Exhibition on Electricity Distribution, 2011-06-06 - 2011-06-09.

Adam, Grain Philip and Alajmi, Bader N F M T and Ahmed, Khaled and Finney, Stephen and Williams, Barry; (2011) New flying capacitor multilevel converter. In: Proceedings of the 2011 IEEE International Symposium on Industrial Electronics (ISIE). IEEE, POL, pp. 335-339. ISBN 9781424493104

Adam, Grain Philip and Ahmed, Khaled and Finney, Stephen and Williams, Barry; (2011) Modular multilevel converter for medium-voltage applications. In: Proceedings of the 2011 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, CAN, 1013 - 1018. ISBN 978-1-4577-0060-6

Ahmed, Khaled H.K. and Massoud, A. and Finney, S.J. and Williams, B.W. (2011) A modified stationary reference frame-based predictive current control with zero steady-state error for LCL coupled inverter-based distribution generation systems. IEEE Transactions on Industrial Electronics, 58 (4). 1359 - 1370. ISSN 0278-0046

Roslan, Mohd Azrik Bin and Ahmed, Khaled and Finney, Stephen and Williams, Barry (2011) Improved instantaneous average current-sharing control scheme for parallel-connected inverter considering line impedance impact in microgrid networks. IEEE Transactions on Power Electronics, 26 (3). pp. 702-716. ISSN 0885-8993

Alajmi, Bader N F M T and Ahmed, Khaled and Finney, Stephen and Williams, Barry (2011) Fuzzy-logic-control approach of a modified hill-climbing method for maximum power point in microgrid standalone photovoltaic system. IEEE Transactions on Power Electronics, 26 (4). 1022 - 1030. ISSN 0885-8993

Alajmi, B. N. and Ahmed, K. H. and Adam, G. P. and Finney, S. J. and Williams, B. W.; (2011) Modular multilevel inverter with maximum power point tracking for grid connected photovoltaic application. In: 2011 IEEE International symposium on industrial electronics (ISIE). IEEE, POL. ISBN 9781424493128

2010

Adam, Grain Philip and Ahmed, Khaled and Singh, N.K. and Finney, Stephen and Williams, Barry (2010) A hybrid multilevel converter for medium and high voltage applications. In: IEEE PES Trondheim PowerTech 2011, 2011-06-19 - 2011-06-23. (Unpublished)

2009

Ahmed, Khaled H.K. and Massoud, A. and Finney, S.J. and Williams, B.W. (2009) Harmonic distortion-based island detection technique for inverter-based distributed generation. IET Renewable Power Generation, 3 (4). pp. 493-507. ISSN 1752-1416

Ahmed, Khaled H.K. and Finney, S.J. and Williams, B.W. and Massoud, A. (2009) Autonomous adaptive sensorless controller of inverter-based islanded-distributed generation system. IET Power Electronics, 2 (3). pp. 256-266. ISSN 1755-4543

Ahmed, Khaled H.K. and Massoud, A. and Finney, S.J. and Williams, B.W. (2009) Sensorless current control of three-phase inverter-based distributed generation. IEEE Transactions on Power Delivery, 24 (2). pp. 919-929. ISSN 0885-8977

2007

Ahmed, K.H.K. and Finney, S.J. and Williams, B.W.; (2007) Passive filter design for three-phase inverter interfacing in distributed generation. In: Compatibility in Power Electronics, 2007. CPE '07. IEEE, Gdansk, pp. 1-9. ISBN 1-4244-1055-X