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Harrison, Sam and Soltoswski, Bartosz and Pepiciello, Antonio and Henao, Andres Camilo and Farag, Ahmed Y. and Beza, Mebtu and Xu, Lie and Egea-Àlvarez, Agustí and Cheah-Mañé, Marc and Gomis-Bellmunt, Oriol (2024) Review of multiport power converters for distribution network applications. Renewable and Sustainable Energy Reviews, 203. 114742. ISSN 1879-0690

Timmers, Victor and Egea Alvarez, Agusti and Gkountaras, Aris and Xu, Lie (2024) Control and power balancing of an off-grid wind turbine with co-located electrolyzer. IEEE Transactions on Sustainable Energy, 15 (4). pp. 2349-2360. ISSN 1949-3037

Pang, Ying and Egea-Alvarez, Agusti and Gonzalez-Torres, Juan Carlos and Shinoda, Kosei and Perez, Filipe and Benchaib, Abdelkrim (2024) DC voltage stability analysis and enhancement for grid-forming-based MTDC systems. IEEE Transactions on Power Electronics, 39 (10). pp. 12113-12117. ISSN 0885-8993

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

Chen, Yin and Xu, Lie and Egea-Àlvarez, Agustí and Hodge, Eoin and Sajedi, Shahab and McCullough, Keith and McKeever, Paul and Smailes, Michael (2024) Stability assessment and improvement of MTDC system connected with offshore wind farms. IEEE Transactions on Power Delivery. pp. 1-13. ISSN 0885-8977

Benedetti, Luke and Paspatis, Alexandros and Papadopoulos, Panagiotis N. and Egea-Àlvarez, Agustí and Hatziargyriou, Nikos (2024) Investigation of grid-forming and grid-following converter multi-machine interactions under different control architectures. Electric Power Systems Research, 234. 110813. ISSN 0378-7796

Yang, Zhenkun and Dyśko, Adam and Egea Àlvarez, Agustí (2024) A negative sequence current injection (NSCI)-based active protection scheme for islanded microgrids. International Journal of Electrical Power & Energy Systems, 158. 109965. ISSN 0142-0615

Henderson, Callum and Egea-Alvarez, Agusti and Xu, Lie (2024) Analysis of optimal grid-forming converter penetration in AC connected offshore wind farms. International Journal of Electrical Power and Energy Systems, 157. 109851. ISSN 0142-0615

Timmers, Victor and Egea-Àlvarez, Agustí and Gkountaras, Aris and Xu, Lie (2024) Multi-objective optimization and comparison of DC/DC converters for offshore wind turbines. IEEE Access, 12. pp. 81236-81251. ISSN 2169-3536

Henderson, Callum and Egea-Alvarez, Agusti and Knueppel, Thyge and Yang, Guangya and Xu, Lie (2024) Grid strength impedance metric : an alternative to SCR for evaluating system strength in converter dominated systems. IEEE Transactions on Power Delivery, 39 (1). pp. 386-396. ISSN 0885-8977

Henderson, Callum and Egea-Alvarez, Agusti and Fekriasl, Sajjad and Knueppel, Thyge and Amico, Gabriele and Xu, Lie (2023) The effect of grid-connected converter control topology on the diagonal dominance of converter output impedance. IEEE Open Access Journal of Power and Energy, 10. pp. 617-628. ISSN 2687-7910

Timmers, Victor and Egea-Àlvarez, Agustí and Gkountaras, Aris; (2023) Frequency optimisation for DC/DC converters in DC-connected offshore wind turbines. In: 2023 25th European Conference on Power Electronics and Applications (EPE'23 ECCE Europe). IEEE, Piscataway, NJ. ISBN 9789075815412

Coffey, Sophie and Harrison, Sam and Egea-Àlvarez, Agustí and Brozio, Cornel; (2023) Limitations and comparisons of small signal modelling techniques in converter dominated medium voltage networks. In: 2023 25th European Conference on Power Electronics and Applications (EPE'23 ECCE Europe). IEEE, Piscataway, NJ. ISBN 9789075815412

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

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

Harrison, Sam and Henderson, Callum and Papadopoulos, Panagiotis N. and Egea-Alvarez, Agusti (2023) Demystifying inertial specifications : supporting the inclusion of grid-followers. IET Renewable Power Generation, 17 (7). pp. 1768-1782. ISSN 1752-1416

Henderson, Callum and Egea-Alvarez, Agusti and Rull-Duran, Joan and Nedd, Marcel and Papadopoulos, Panagiotis N. and Xu, Lie (2023) Inertia and frequency support from Britain's AC powered trains. IEEE Transactions on Sustainable Energy, 14 (2). pp. 1259-1268. ISSN 1949-3037

Khan, Md Asif Uddin and Hong, Qiteng and Egea-Àlvarez, Agustí and Dyśko, Adam and Booth, Campbell (2022) A communication-free active unit protection scheme for inverter dominated islanded microgrids. International Journal of Electrical Power & Energy Systems, 142 (Part A). 108125. ISSN 0142-0615

Benedetti, Luke and Papadopoulos, Panagiotis N. and Egea-Alvarez, Agusti; (2022) Small signal study of grid-forming converters and impact of different control structures and parameters. In: 2022 IEEE PES Innovative Smart Grid Technologies Conference Europe (ISGT-Europe). IEEE, Piscataway, NJ. ISBN 9781665480321

Henderson, Callum and Egea-Alvarez, Agusti and Xu, Lie (2022) Analysis of multi-converter network impedance using MIMO stability criterion for multi-loop systems. Electric Power Systems Research, 211. 108542. ISSN 0378-7796

Chen, Youhong and Benedetti, Luke and Preece, Robin and Papadopoulos, Panagiotis N. and Barnes, Mike and Egea-Àlvarez, Agustí (2022) Investigating small-disturbance stability in power systems with grid-following and grid-forming VSCs using hybrid modelling approaches. Electric Power Systems Research, 211. 108448. ISSN 0378-7796

Henderson, Callum and Egea-Alvarez, Agusti and Papadopoulos, Panagiotis and Li, Rui and Xu, Lie and Da Silva, Ricardo and Kinsella, Anthony and Gutierrez, Isaac and Pabat-Stroe, Razan; (2022) Exploring an impedance-based SCR for accurate representation of grid-forming converters. In: 2022 IEEE Power and Energy Society General Meeting, PESGM 2022. IEEE Power and Energy Society General Meeting . IEEE, USA, pp. 1-5. ISBN 9781665408233

Timmers, Victor and Egea-Álvarez, Agustí and Gkountaras, Aris and Xu, Lie (2022) Review and comparison of single and dual active bridge converters for MVDC-connected wind turbines. In: 21st Wind & Solar Integration Workshop, 2022-10-12 - 2022-10-14.

Timmers, Victor and Egea-Àlvarez, Agustí and Gkountaras, Aris and Li, Rui and Xu, Lie (2022) All-DC offshore wind farms : when are they more cost-effective than AC designs? IET Renewable Power Generation, 17 (10). pp. 2458-2470. ISSN 1752-1416

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.

Khan, Md Asif Uddin and Hong, Qiteng and Liu, Di and Egea Álvarez, Agusti and Avras, Andreas and Dyśko, Adam and Booth, Campbell and Rostom, Djaved (2022) Experimental assessment and validation of inertial behaviour of virtual synchronous machines. IET Renewable Power Generation, 16 (9). pp. 1897-1907. ISSN 1752-1416

Cheah‐Mane, Marc and Egea‐Alvarez, Agusti and Prieto‐Araujo, Eduardo and Mehrjerdi, Hasan and Gomis‐Bellmunt, Oriol and Xu, Lie (2022) Modeling and analysis approaches for small‐signal stability assessment of power‐electronic‐dominated systems. Wiley Interdisciplinary Reviews: Energy and Environment, 12 (1). e453. ISSN 2041-8396

Liu, Di and Hong, Qiteng and Khan, Md Asif Uddin and Dyśko, Adam and Egea Alvarez, Agusti and Booth, Campbell (2022) Evaluation of Grid-Forming Converter's impact on distance protection performance. In: The 16th International Conference on Developments in Power System Protection, 2022-03-07 - 2022-03-10, Hilton Newcastle Gateshead.

Tsotsopoulou, Eleni and Tzelepis, Dimitrios and Alvarez, Agusti and Miller, Neil and Dysko, Adam (2022) Protection performance assessment with grid-forming converter acting as reference generator during black-start. In: Conference: 16th International Conference on Developments in Power System Protection., 2022-03-07 - 2022-03-10, UK.

Timmers, Victor and Egea Alvarez, Agusti and Gkountaras, Aris; (2022) A systematic review of DC wind farm collector cost-effectiveness. In: The 17th International Conference on AC and DC Power Transmission (ACDC 2021). IEEE, Piscataway, NJ. ISBN 9781839535741

Coffey, Sophie and Timmers, Victor and Li, Rui and Wu, Guanglu and Egea‐Àlvarez, Agustí (2021) Review of MVDC applications, technologies, and future prospects. Energies, 14 (24). 8294. ISSN 1996-1073

Harrison, S. and Henderson, C. and Papadopoulos, P. N. and Egea-Alvarez, A.; (2021) Assessment of droop and VSM equivalence considering the cascaded control dynamics. In: The 17th International Conference on AC and DC Power Transmission (ACDC 2021). IET, London, pp. 126-131. ISBN 9781839535741

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.

Wu, Guanglu and Sun, Huadong and Zhao, Bing and Xu, Shiyun and Zhang, Xi and Egea Àlvarez, Agustí and Wang, Shanshan and Li, Gen and Li, Yingbiao and Zhou, Xiaoxin (2021) Low-frequency converter-driven oscillations in weak grids : explanation and damping improvement. IEEE Transactions on Power Systems, 36 (6). 5944 - 5947. ISSN 0885-8950

Henderson, Callum and Egea Alvarez, Agusti and Xu, Lie; (2021) PN admittance characterisation of grid supporting VSC controller with negative sequence regulation and inertia emulation. In: 2021 23rd European Conference on Power Electronics and Applications (EPE'21 ECCE Europe). IEEE, Piscataway, N.J.. ISBN 9789075815375

Khan, Md Asif Uddin and Hong, Qiteng and Liu, Di and Egea Alvarez, Agusti and Dyśko, Adam and Booth, Campbell and Rostom, Djaved; (2021) Comparative evaluation of dynamic performance of virtual synchronous machine and synchronous machines. In: The 9th Renewable Power Generation Conference (RPG Dublin Online 2021). IEEE, IRL, pp. 366-371. ISBN 9781839535048

Hong, Qiteng and Khan, Md Asif Uddin and Henderson, Callum and Egea Àlvarez, Agustí and Tzelepis, Dimitrios and Booth, Campbell (2021) Addressing frequency control challenges in future low-inertia power systems : a Great Britain perspective. Engineering, 7 (8). pp. 1057-1063. ISSN 2095-8099

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

Essex, Jane and Wellisch, Gaston and Galbraith, Allison and Egea Alvarez, Agusti and Cunningham, Margaret Rose and Giovelli, Noemi and Ivaturi, Aruna and Li, Rui and Maddock, Christie and Somorin, Tosin and Yue, Hong and Hendry, Pauline and Hendry, Martyn and Essex, Will and Caccavale, Elio and Johnson, Michael Pierre (2021) Sustainable Impact by Design. University of Strathclyde, Glasgow.

Harrison, Sam and Papadopoulos, Panagiotis N. and Da Silva, Ricardo and Kinsella, Anthony and Gutierrez, Isaac and Egea-Alvarez, Agusti (2021) Impact of wind variation on the measurement of wind turbine inertia provision. IEEE Access, 9. pp. 122166-122179. ISSN 2169-3536

Martinelli, Samuele and Egea Alvarez, Agusti and Papadopoulos, Panagiotis (2021) Simulating the Future Renewable-Based Power Network : High-Performance Computing for Power Systems Analysis. University of Strathclyde, Glasgow.

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

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

Coffey, Sophie and Morris, Jennifer F. and Egea-Álvarez, Agustí; (2021) Stability limits and tuning recommendation of the classical current control providing inertia support. In: 2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings. 2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings . IEEE, ESP. ISBN 9781665435970

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

Benedetti, Luke and Papadopoulos, Panagiotis N. and Egea-Alvarez, Agustí; (2021) Small signal interactions involving a synchronous machine and a grid forming converter. In: 2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings. 2021 IEEE Madrid PowerTech, PowerTech 2021 - Conference Proceedings . IEEE, ESP. ISBN 9781665435970

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

Liu, Di and Hong, Qiteng and Dysko, Adam and Egea Alvarez, Agusti and Xu, Lie and Booth, Campbell and Cowan, Ian and Ponnalagan, Bharath; (2021) A flexible real time network model for evaluating HVDC systems' impact on AC protection performance. In: The 9th Renewable Power Generation Conference (RPG Dublin Online 2021). IET, IRL, pp. 216-221. ISBN 9781839535048

Nedd, Marcel and Browell, Jethro and Egea-Alvarez, Agusti and Bell, Keith and Hamilton, Robert and Wang, Shuren and Brush, Susan (2020) Operating a Zero-Carbon GB Power System : Implications for Scotland. ClimateXChange, Edinburgh.

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.

Dysko, Adam and Ierna, Richard and Yu, Mengran and Egea-Alvarez, Agusti and Avras, Andreas and Li, Can and Horley, Mark and Booth, Campbell and Urdal, Helge (2020) Validating grid-forming capabilities of hybrid power park technologies in future OFTO networks. IET Renewable Power Generation. ISSN 1752-1416 (In Press)

Nedd, Marcel and Browell, Jethro and Egea-Alvarez, Agusti and Bell, Keith and Hamilton, Robert and Wang, Shuren and Brush, Susan (2020) Operating a Zero Carbon GB Power System in 2025 : Frequency and Fault Current [Annexes - Review of System and Network Issues, Frequency Stability, Power Electronic Devices and Fault Current, & Market Needs]. University of Strathclyde, Glasgow.

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

Kersic, M. and Müller, T. and Denninger, R. and Ernst, P. and Reichert, S. and Rogalla, Soenke and Singer, Roland and Dýsko, A. and Egea Alvarez, A. and Hong, Q. and Lewis, E. and Roscoe, A. and Lens, H. and Schöll, C. and Schaupp, T. and Jalili, K. (2020) Testing characteristics of grid forming converters part I : specification and definition of behaviour. In: 19th Wind Integration Workshop, 2020-11-11 - 2020-11-12.

Dyśko, A. and Egea, A. and Hong, Q. and Khan, A. and Ernst, P. and Singer, R. and Roscoe, A. (2020) Testing characteristics of grid forming converters part III : inertial behaviour. In: 19th Wind Integration Workshop, 2020-11-11 - 2020-11-12.

Simpson, Cameron and Egea Alvarez, Agusti and Collu, Maurizio; (2020) Influence of the mission profile on the lifetime modelling of the wind turbine power converter – a review. In: 2020 9th International Conference on Renewable Energy Research and Applications (ICRERA). International Conference on Renewable Energy Research and Applications (ICRERA) . IEEE, New York, pp. 144-151. 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

Wu, Guanglu and Zhao, Bing and Zhang, Xi and Wang, Shanshan and Egea-Àlvarez, Agusti and Sun, Yuany uan and Li, Yingbiao and Guo, Deyang and Zhou, Xiaoxin (2020) Impact of non-minimum-phase zeros on the weak-grid-tied VSC. IEEE Transactions on Sustainable Energy. ISSN 1949-3037

Chen, Yin and Xu, Lie and Egea Alvarez, Agusti and Marshall, Benjamin and Rahman, Md and Adeuyi, Oluwole D. (2020) MMC impedance modelling and interaction of converters in close proximity. IEEE Journal of Emerging and Selected Topics in Power Electronics. 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

Wu, Guanglu and Sun, Huadong and Zhang, Xi and Egea-Alvarez, Agusti and Zhao, Bing and Xu, Shiyun and Wang, Shanshan and Zhou, Xiaoxin (2020) Parameter design oriented analysis of the current control stability of the weak-grid-tied VSC. IEEE Transactions on Power Delivery. ISSN 0885-8977

Beltran, Hector and Harrison, Sam and Egea-Àlvarez, Agustí and Xu, Lie (2020) Techno-economic assessment of energy storage technologies for inertia response and frequency support from wind farms. Energies, 13 (13). 3421. ISSN 1996-1073

Hunter, Lewis C. and Booth, Campbell D. and Egea Alvarez, Agusti and Dyśko, Adam and Finney, Stephen J. and Junyent-Ferré, Adrià (2020) A new fast-acting backup protection strategy for embedded MVDC links in future distribution networks. IEEE Transactions on Power Delivery. ISSN 0885-8977

Yang, Zhenkun and Egea Alvarez, Agusti and Dysko, Adam (2020) The behaviour of virtual synchronous machine (VSM) based converters in front of non-saturable faults. In: The 15th International Conference on Developments in Power System Protection, 2020-03-09 - 2020-03-12.

Henderson, Callum and Vozikis, Dimitrios and Holliday, Derrick and Bian, Xiaoyan and Egea-Álvarez, Agustí (2020) Assessment of grid-connected wind turbines with an inertia response by considering internal dynamics. Energies, 13 (5). 1038. ISSN 1996-1073

Christensen, Peter and Andersen, Gert Karmisholt and Seidel, Matthias and Bolik, Sigrid and Engelken, Sönke and Knueppel, Thyge and Krontiris, Athanasios and Wuerflinger, Klaus and Bülo, Thorsten and Jahn, Jörg and Ndreko, Mario and Salehi, Saeed and Theologitis, Ioannis and Weise, Bernd and Urdal, Helge and Egea Alvarez, Agusti and Roscoe, Andrew J and Fortmann, Jens (2020) High Penetration of Power Electronic Interfaced Power Sources and the Potential Contribution of Grid Forming Converters. European Network of Transmission System Operators for Electricity, Brussels.

Amico, Gabriele and Egea Àlvarez, Agustí and Brogan, Paul and Zhang, Shuo (2019) Small-signal converter admittance in the pn-frame : systematic derivation and analysis of the cross-coupling terms. IEEE Transactions on Energy Conversion, 34 (4). pp. 1829-1838. ISSN 0885-8969

Ierna, Richard and Johnson, Anthony and Marshall, Ben and Urdal, Helge and Li, Can and Sumner, Mark and Egea-Àlvarez, Agustí (2019) Dispatching parameters, strategies and associated algorithm for VSM (virtual synchronous machines) and HGFC (hybrid grid forming convertors). In: 19th Wind Integration workshop, 2019-10-16 - 2019-10-18, Dublin.

Ierna, Richard and Dysko, Adam and Urdal, Helge and Yu, Mengran and Avras, Andreas and li, Can and Egea-Àlvarez, Agusti and Booth, Campbell (2019) Enhanced virtual synchronous machine (VSM) control algorithm for hybrid grid forming converters. In: 18th Wind Integration Workshop, 2019-10-16 - 2019-10-18, Dublin.

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.

Yu, Mengran and Ierna, Richard and Dyśko, Adam and Egea-Àlvarez, Agustí and Avras, Andreas and Li, Can and Horley, Mark and horley, mark and Booth, Campbell and Urdal, Helge (2019) Performance of hybrid power park technologies in future OFTO networks with the aim to achieve grid-forming capability. In: 19th Wind Integration workshop, 2019-10-16 - 2019-10-18, Dublin.

Amico, Gabriele and Egea Alvarez, Agusti and Xu, Lie and Brogan, Paul (2019) Stability margin definition for a converter-grid system based on diagonal dominance property in the sequence-frame. In: 21st European Conference on Power Electronics and Applications (EPE2019), 2019-09-02 - 2019-09-06.

Egea-Àlvarez, Agustí and Fekriasl, Sajjad and Prieto-Araujo, Eduardo; (2019) Improved droop control with DC grid resonance damping capability. In: 15th IET International Conference on AC and DC Power Transmission (ACDC 2019). IET, GBR. ISBN 978-1-83953-007-4

Egea-Àlvarez, Agustí and Aragüés-Peñalba, Mónica and Prieto-Araujo, Eduardo and Gomis-Bellmunt, Oriol (2017) Power reduction coordinated scheme for wind power plants connected with VSC-HVDC. Renewable Energy, 107. pp. 1-13. ISSN 0960-1481