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Open Access research that shapes economic thinking...

Strathprints makes available scholarly Open Access research content by the Department of Economics, with a particular focus on applied econometrics, applied macroeconomics, economic policy and the role of economics in improving energy efficiency and ensuring environmental sustainability.

The Department of Economics also hosts the Fraser of Allander Institute (FAI), a leading independent economic research unit focused on the Scottish economy. The FAI focuses on research exploring economics and its role within sustainable growth policy, fiscal analysis, energy and climate change, labour market trends, inclusive growth and wellbeing.

Explore research outputs by Economics and by FAI... -- or explore all of Strathclyde's Open Access research...

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Number of items: 51.

2021

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, F. and Abdel-Khalik, Ayman S. and Ahmed, Khaled H. and Al-Turki, Y. (2021) Improved damping control method for grid-forming converters using LQR and optimally weighted feedback control loops. IEEE Access. ISSN 2169-3536

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

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. ISSN 2169-3536

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. 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

Hebala, Osama M. and Aboushady, Ahmed A. and Ahmed, Khaled and Abdelsalam, Ibrahim (2021) Generalized active power low controller for multi active bridge DC-DC converters with minimum-current-point-tracking algorithm. IEEE Transactions on Industrial Electronics. ISSN 0278-0046 (In Press)

Abdelaziz, Aly A. and Ahmed, Khaled 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. ISSN 1751-8660 (In Press)

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 1755-4535

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

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

Abdel-Aziz, Ali A. and Ahmed, Khaled H. and Massoud, Ahmed H. and Williams, Barry W. (2020) SRM power density improvement utilizing rotor conducting screens and DC-link voltage-boosting for EV applications. IET Electrical Systems in Transportation. ISSN 2042-9738 (In Press)

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 1755-4535

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 1755-4535

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 1755-4535

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 1755-4535

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

This list was generated on Sun Jul 25 19:27:45 2021 BST.