Items where City Author is "Sayma, A."
Article
Jouhara, H., Żabnieńska-Góra, A., Delpech, B. (2024). High-temperature heat pumps: fundamentals, modelling approaches and applications. Energy, 303, article number 131882. doi: 10.1016/j.energy.2024.131882
Khader, M. A. 
ORCID: 0000-0002-5771-2258, Ghavami, M. ORCID: 0000-0002-0772-7726, Al-Zaili, J. ORCID: 0000-0003-4072-2107 (2024).
Residential Micro-CHP system with integrated Phase change material thermal energy storage.
Energy, 300,
article number 131606.
doi: 10.1016/j.energy.2024.131606
El Samad, T. ORCID: 0000-0003-1590-9885, Żabnieńska-Góra, A., Jouhara, H. (2024).
A review of compressors for high temperature heat pumps.
Thermal Science and Engineering Progress, 51,
article number 102603.
doi: 10.1016/j.tsep.2024.102603
Aqel, O., White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. ORCID: 0000-0003-2315-0004 (2024).
Loss Analysis in Radial Inflow Turbines for Supercritical CO2 Mixtures.
Journal of Turbomachinery, 146(5),
article number 051003.
doi: 10.1115/1.4064193
Abdeldayem, A. S., Salah, S. I., Aqel, O. A. (2024). Design of a 130 MW Axial Turbine Operating with a Supercritical Carbon Dioxide Mixture for the SCARABEUS Project. International Journal of Turbomachinery, Propulsion and Power, 9(1), article number 5. doi: 10.3390/ijtpp9010005
Abdeldayem, A., Paggini, A., Diurno, T. (2024). Integrated Aerodynamic and Mechanical Design of a Large-Scale Axial Turbine Operating With A Supercritical Carbon Dioxide Mixture. Journal of Engineering for Gas Turbines and Power, 146(2), article number 021011. doi: 10.1115/1.4063530
Salah, S. I., Abdeldayem, A. S., White, M. ORCID: 0000-0002-7744-1993 (2024).
Off-design performance assessment of an axial turbine for a 100 MWe concentrated solar power plant operating with CO2 mixtures.
Applied Thermal Engineering, 238,
article number 122001.
doi: 10.1016/j.applthermaleng.2023.122001
Abdeldayem, A. S., Salah, S. I., White, M. T. ORCID: 0000-0002-7744-1993 (2023).
A Modified Loss Breakdown Approach for Axial Turbines Operating With Blended Supercritical Carbon Dioxide.
Journal of Engineering for Gas Turbines and Power, 145(8),
article number 081002.
doi: 10.1115/1.4062478
Salah, S., Crespi, F., White, M. ORCID: 0000-0002-7744-1993 (2023).
Axial turbine flow path design for concentrated solar power plants operating with CO2 blends.
Applied Thermal Engineering, 230(Part A),
article number 120612.
doi: 10.1016/j.applthermaleng.2023.120612
Abuhaiba, A. ORCID: 0009-0008-4076-4888, Assadi, M., Apostolopoulou, D. ORCID: 0000-0002-9012-9910 (2023).
Power Transmission and Control in Microturbines’ Electronics: A Review.
Energies, 16(9),
article number 3901.
doi: 10.3390/en16093901
Salah, S., White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2022).
A comparison of axial turbine loss models for air, sCO₂ and ORC turbines across a range of scales.
International Journal of Thermofluids, 15,
article number 100156.
doi: 10.1016/j.ijft.2022.100156
Ghavami, M. ORCID: 0000-0002-0772-7726, Al-Zaili, J. ORCID: 0000-0003-4072-2107 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2022).
A methodology for techno-economic and operation strategy optimisation of micro gas turbine-based solar powered dish-engine systems.
Energy, 251,
article number 123873.
doi: 10.1016/j.energy.2022.123873
Danieli, P., Lazzaretto, A., Al-Zaili, J. ORCID: 0000-0003-4072-2107 (2022).
The potential of the natural gas grid to accommodate hydrogen as an energy vector in transition towards a fully renewable energy system.
Applied Energy, 313,
article number 118843.
doi: 10.1016/j.apenergy.2022.118843
Khader, M. A. ORCID: 0000-0002-5771-2258, Ghavami, M. ORCID: 0000-0002-0772-7726, Al-Zaili, J. ORCID: 0000-0003-4072-2107 (2021).
Heat Transfer Effect on Micro Gas Turbine Performance for Solar Power Applications.
Energies, 14(20),
article number 6745.
doi: 10.3390/en14206745
Yang, J., Xiao, G., Ghavami, M. ORCID: 0000-0002-0772-7726 (2021).
Thermodynamic modelling and real-time control strategies of solar micro gas turbine system with thermochemical energy storage.
Journal of Cleaner Production, 304,
article number 127010.
doi: 10.1016/j.jclepro.2021.127010
White, M. ORCID: 0000-0002-7744-1993, Bianchi, G., Chai, L. (2021).
Review of supercritical CO2 technologies and systems for power generation.
Applied Thermal Engineering, 185(116447),
article number 116447.
doi: 10.1016/j.applthermaleng.2020.116447
Aqel, O., White, M. ORCID: 0000-0002-7744-1993, Khader, M. A. ORCID: 0000-0002-5771-2258 (2021).
Sensitivity of transcritical cycle and turbine design to dopant fraction in CO2-based working fluids.
Applied Thermal Engineering, 190,
article number 116796.
doi: 10.1016/j.applthermaleng.2021.116796
White, M. ORCID: 0000-0002-7744-1993, Read, M. G. ORCID: 0000-0002-7753-2457 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2020).
Making the case for cascaded organic Rankine cycles for waste-heat recovery.
Energy, 211,
article number 118912.
doi: 10.1016/j.energy.2020.118912
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2020).
A new method to identify the optimal temperature of latent-heat thermal-energy storage systems for power generation from waste heat.
International Journal of Heat and Mass Transfer, 149,
article number 119111.
doi: 10.1016/j.ijheatmasstransfer.2019.119111
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2020).
Fluid Selection for Small-Scale Rankine Cycle Plants: Can You Draw Some Lines in the Sand?.
IIR Rankine Conference 2020,
article number 1161.
doi: 10.18462/iir.rankine.2020.1161
Salah, S., Khader, M. A., White, M. T. ORCID: 0000-0002-7744-1993 (2020).
Mean-Line Design of a Supercritical CO2 Micro Axial Turbine.
Applied Sciences, 10(15),
article number 5069.
doi: 10.3390/app10155069
Iaria, D., Zhou, X., Al Zaili, J. ORCID: 0000-0003-4072-2107 (2019).
Development of a Model for Performance Analysis of a Honeycomb Thermal Energy Storage for Solar Power Microturbine Applications.
Energies, 12(20),
article number 3968.
doi: 10.3390/en12203968
White, M. ORCID: 0000-0002-7744-1993, Read, M. G. & Sayma, A. I. (2019).
Comparison between single and cascaded organic Rankine cycle systems accounting for the effects of expansion volume ratio on expander performance.
IOP Conference Series: Materials Science and Engineering, 604(1),
article number 12086.
doi: 10.1088/1757-899X/604/1/012086
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2019).
Simultaneous Cycle Optimization and Fluid Selection for ORC Systems Accounting for the Effect of the Operating Conditions on Turbine Efficiency.
Frontiers in Energy Research, 7(JUN),
article number 50.
doi: 10.3389/fenrg.2019.00050
Khader, M. A. ORCID: 0000-0002-5771-2258 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2018).
Drag reduction within radial turbine rotor passages using riblets.
Proceedings of the Institution of Mechanical Engineers, Part E: Journal of Process Mechanical Engineering, 236(1),
pp. 14-25.
doi: 10.1177/0954408918819399
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2018).
A generalised assessment of working fluids and radial turbines for organic Rankine cycles.
Energies, 11(4),
article number 800.
doi: 10.3390/en11040800
Iaria, D., Nipkey, H., Al Zaili, J. (2018). Development and Validation of a Thermo-Economic Model for Design Optimisation and Off-Design Performance Evaluation of a Pure Solar Microturbine. Energies, 11(11), article number 3199. doi: 10.3390/en11113199
White, M. ORCID: 0000-0002-7744-1993, Markides, C. & Sayma, A. I. (2017).
Working-Fluid replacement in supersonic organic Rankine Cycle Turbines.
Journal of Engineering for Gas Turbines and Power, 140(9),
article number 091703.
doi: 10.1115/1.4038754
Khader, M. A. & Sayma, A. I. (2017). Effect of end-wall riblets on radial turbine performance. IOP Conference Series: Materials Science and Engineering, 232(1), article number 012075. doi: 10.1088/1757-899x/232/1/012075
Ioannou, E. & Sayma, A. I. (2017). Full Annulus Numerical Study of Hot Streaks Propagation in a Hydrogen-rich Syngas-Fired Heavy Duty Axial Turbine. Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, 231(5), pp. 344-356. doi: 10.1177/0957650917706861
Li, Y. & Sayma, A. I. (2017). Computational Fluid Dynamics Simulation of Surge in a Three Stage Axial Compressor. International Journal of Turbines & Sustainable Energy Systems, 1(1), doi: 10.4273/ijtse.1.1.04
White, M. ORCID: 0000-0002-7744-1993, Sayma, A. I. & Markides, C. (2017).
Supersonic flow of non-ideal fluids in nozzles: An application of similitude theory and lessons for ORC turbine design and flexible use considering system performance.
Journal of Physics: Conference Series, 821(1),
article number 012002.
doi: 10.1088/1742-6596/821/1/012002
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2016).
Improving the economy-of-scale of small organic rankine cycle systems through appropriate working fluid selection.
Applied Energy, 183,
pp. 1227-1239.
doi: 10.1016/j.apenergy.2016.09.055
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2015).
The Application of Similitude Theory for the Performance Prediction of Radial Turbines Within Small-Scale Low-Temperature Organic Rankine Cycles.
Journal of Engineering for Gas Turbines and Power, 137(12),
article number 122605.
doi: 10.1115/1.4030836
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2015).
System and component modelling and optimisation for an efficient 10 kWe low-temperature organic Rankine cycle utilising a radial inflow expander.
Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, 229(7),
pp. 795-809.
doi: 10.1177/0957650915574211
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2015).
The impact of component performance on the overall cycle performance of small-scale low temperature organic Rankine cycles.
IOP Conference Series: Materials Science and Engineering, 90(1),
article number 012063.
doi: 10.1088/1757-899x/90/1/012063
Li, Y. & Sayma, A. I. (2014). Computational fluid dynamics simulations of blade damage effect on the performance of a transonic axial compressor near stall. Proceedings of the Institution of Mechanical Engineers Part C: Journal of Mechanical Engineering Science, 229(12), pp. 2242-2260. doi: 10.1177/0954406214553828
Moghaddam, E.R., Long, C. & Sayma, A. I. (2013). A numerical investigation of moment coefficient and flow structure in a rotor-stator cavity with rotor-mounted bolts. PROCEEDINGS OF THE INSTITUTION OF MECHANICAL ENGINEERS PART A-JOURNAL OF POWER AND ENERGY, 227(3), pp. 306-327. doi: 10.1177/0957650912473543
Sayma, A. I. (2011). Towards virtual testing of compression systems in gas turbine engines. NAFEMS International Journal of CFD Case Studies, 9, pp. 29-42.
di Mare, L., Imregun, M., Green, J. S. (2010). A numerical study of labyrinth seal flutter. Journal of Tribology, 132(2), pp. 1-7. doi: 10.1115/1.3204774
Chassaing, J. C., Sayma, A. I. & Imregun, M. (2008). A combined time and frequency domain approach for acoustic resonance prediction. Journal of Sound and Vibration, 311(3-5), pp. 1100-1113. doi: 10.1016/j.jsv.2007.10.006
Book Section
Sayma, A. I. (2017). Gas Turbines for Marine Applications. In: Carlton, J., Jukes, P. & Sang, C-Y. (Eds.), Encyclopedia of Maritime and Offshore Engineering. (pp. 1-10). John Wiley & Sons, Ltd.. doi: 10.1002/9781118476406.emoe227
Conference or Workshop Item
Abdeldayem, A., Paggini, A., Diurno, T. (2023). Integrated Aerodynamic and Mechanical Design of a Large-Scale Axial Turbine Operating With Supercritical Carbon Dioxide Mixtures. In: Proceedings of the ASME Turbo Expo 2023. ASME Turbo Expo 2023: Turbomachinery Technical Conference and Exposition, 26-30 Jun 2023, Boston, USA. doi: 10.1115/GT2023-102236
Sharma, K., Al-Zaili, J. ORCID: 0000-0003-4072-2107 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2023).
A System Dynamics Approach to Assess the Impact of Policy Interventions on the Market Penetration of Micro Gas Turbines.
In:
Proceedings of the ASME Turbo Expo.
ASME Turbo Expo 2023 Turbomachinery Technical Conference and Exposition, 26-30 Jun 2023, Boston, USA.
doi: 10.1115/GT2023-101952
Abdeldayem, A., Salah, S., Aqel, O. (2023). Design of a 130 MW axial turbine operating with a supercritical carbon dioxide mixture for the SCARABEUS project. In: European Conference on Turbomachinery Fluid Dynamics and Thermodynamics, ETC. 15th European Conference on Turbomachinery Fluid dynamics & Thermodynamics, 24-28 Apr 2023, Budapest, Hungary.
Aqel, O., White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2023).
Loss Analysis in Radial Inflow Turbines for Supercritical CO2 Mixtures.
In:
Proceedings of the ASME Turbo Expo.
ASME Turbo Expo 2023: Turbomachinery Technical Conference and Exposition, 26-30 Jun 2023, Boston, USA.
doi: 10.1115/GT2023-102556
Anfossi, J., Al-Zaili, J. ORCID: 0000-0003-4072-2107, El Samad, T. ORCID: 0000-0003-1590-9885 (2022).
Performance Assessment of a Recuperated Turboshaft Engine: A Multifuel Case.
In:
Cycle Innovations; Cycle Innovations: Energy Storage.
ASME Turbo Expo 2022: Turbomachinery Technical Conference and Exposition, 13-17 Jun 2022, Rotterdam, Netherlands.
doi: 10.1115/GT2022-80455
Tala, T., Samad, T., Al-Zaili, J. ORCID: 0000-0003-4072-2107 (2022).
A Study on the Market Potential of Biomass-Based Micro Gas Turbines in Sub-Saharan Africa.
In:
Energy Proceedings.
13th International Conference on Applied Energy, 29 Nov - 2 Dec 2021, Thailand/Virtual.
doi: 10.46855/energy-proceedings-9290
AbdElDayem, A., White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2021).
Comparison of CFD predictions of supercritical carbon dioxide axial flow turbines using a number of turbulence models.
In:
Proceedings of the ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition.
ASME Turbo Expo 2021: Turbomachinery Technical Conference and Exposition, 7-11 Jun 2021, Online.
doi: 10.1115/GT2021-58883
Aqel, O., White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2021).
Binary interaction uncertainty in the optimisation of a transcritical cycle: Consequences on cycle and turbine design.
Paper presented at the 4th European sCO2 Conference for Energy Systems, 23-24 Mar 2021, Online.
doi: 10.17185/duepublico/73959
White, M. ORCID: 0000-0002-7744-1993, Read, M. G. ORCID: 0000-0002-7753-2457 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2019).
A comparison between cascaded and single-stage ORC systems taken from the component perspective.
In: Sotirios, K. & Kakaras, E. (Eds.),
Proceedings of the 5th International Seminar on ORC Power Systems.
Somehsaraei, H. N., Iaria, D., Al Zaili, J. (2019). Application of Artificial Neural Networks for Monitoring and Optimum Operation Prediction of Solar Hybrid MGT Systems. In: Volume 3: Coal, Biomass, Hydrogen, and Alternative Fuels; Cycle Innovations; Electric Power; Industrial and Cogeneration; Organic Rankine Cycle Power Systems. ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition, 17-21 Jun 2019, Phoenix, Arizona. doi: 10.1115/gt2019-91180
White, M. ORCID: 0000-0002-7744-1993, Read, M. G. ORCID: 0000-0002-7753-2457 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2018).
Using a cubic equation of state to identify optimal working fluids for an ORC operating with two-phase expansion using a twin-screw expander.
In:
International Refrigeration and Air Conditioning Conference.
17th International Refrigeration and Air Conditioning Conference, 09-12 Jul 2018, West Lafayette, USA.
White, M. ORCID: 0000-0002-7744-1993, Read, M. G. & Sayma, A. I. (2018).
Optimisation of cascaded organic Rankine cycle systems for high-temperature waste-heat recovery.
Paper presented at the ECOS 2018 - The 31st International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, 17 - 22 June 2018, Guimarães, Portugal.
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2018).
Design of a closed-loop optical-access supersonic test facility for organic vapours.
In:
ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition.
ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition, 11-15 Jun 2018, Oslo, Norway.
doi: 10.1115/GT2018-75301
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. ORCID: 0000-0003-2315-0004 (2018).
A preliminary comparison of different turbine architectures for a 100 kW supercritical CO2 Rankine cycle turbine.
Paper presented at the The 6th International Supercritical CO2 Power Cycles Symposium, 27 - 29 Mar 2018, Pittsburgh, Pennsylvania.
Al Zaili, J. ORCID: 0000-0003-4072-2107, Sayma, A. I. ORCID: 0000-0003-2315-0004 & Iaria, D. (2017).
Reducing Levelised Cost of Energy and Environmental Impact of a Hybrid Microturbine-Based Concentrated Solar Power Plant.
In:
Proceedings of Shanghai 2017 Global Power and Propulsion Forum 30th October–1st November, 2017.
2017Global Power and PropulsionForum, 30th October - 1st November 2017, Shanghai, China.
Ghavami, M. ORCID: 0000-0002-0772-7726, Alzaili, J. ORCID: 0000-0003-4072-2107, Sayma, A. I. ORCID: 0000-0003-2315-0004 (2017).
A Comparative Study of the Control Strategies for Pure Concentrated Solar Power Micro Gas Turbines.
In:
Proceedings of the ASME Turbo Expo.
ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition, 26-30 Jun 2017, Charlotte, NC USA.
doi: 10.1115/gt2017-63987
Sayma, A. I., Iaria, D., Khader, M. (2017). Multi-Objective Optimisation of A Centrifugal Compressor for a Micro Gas Turbine Operated by Concentrated Solar Power. In: Proceedings of the Global Power and Propulsion Forum 2017.
Sayma, A. I. ORCID: 0000-0003-2315-0004 & Al Zaili, J. ORCID: 0000-0003-4072-2107 (2016).
Challenges in the Development of Micro Gas Turbines for Concentrated Solar Power Systems.
Paper presented at the 8th International Gas Turbine Conference – The Future of Gas Turbine Technology, 12-13 Oct 2016, Brussels, Belgium.
White, M. ORCID: 0000-0002-7744-1993 & Sayma, A. I. (2015).
The one-dimensional meanline design of radial turbines for small scale low temperature organic rankine cycles.
In:
ASME Turbo Expo 2015: Turbine Technical Conference and Exposition.
ASME Turbo Expo 2015: Turbine Technical Conference and Exposition, 15-19 Jun 2015, Montreal, Canada.
doi: 10.1115/GT2015-42466
Li, Y-L. & Sayma, A. I. (2014). Numerical investigation of VSVs mal-schedule effects in a threestage axial compressor. Paper presented at the ASME Turbo Expo 2014: Turbine Technical Conference and Exposition, 16-06-2014 - 20-06-2014, Dusseldorf, Germany. doi: 10.1115/GT2014-25145
Li, Y. & Sayma, A. I. (2012). Effects of blade damage on the performance of a transonic axial compressor rotor. Paper presented at the ASME Turbo Expo 2012: Turbine Technical Conference and Exposition, 11-06-2012 - 15-06-2012, Copenhagen, Denmark. doi: 10.1115/GT2012-68324
Nucara, P. & Sayma, A. I. (2012). Effects of using Hydrogen-rich syngas in industrial gas turbines while maintaining fuel flexibility on a multistage axial compressor design. Paper presented at the ASME Turbo Expo 2012: Turbine Technical Conference and Exposition, 11-06-2012 - 15-06-2012, Copenhagen, Denmark.
Nucara, P. & Sayma, A. I. (2011). Effects of using Hydrogen-rich Syngas in industrial gas turbines while maintaining fuel flexibility on compressor design. Paper presented at the ASME Turbo Expo 2011, 06-06-2011 - 10-06-2011, Vancouver, Canada. doi: 10.1115/GT2011-45589
Wang, F., Sayma, A. I., Peng, Z. J. (2011). A multi-section droplet combustion model for spray combustion simulation. Paper presented at the ASME 2011 Turbo Expo: Turbine Technical Conference and Exposition, 06-06-2011 - 10-06-2011, Vancouver, Canada. doi: 10.1115/GT2011-45023
Moghaddam, E.R., Coren, D., Long, C. (2011). A numerical investigation of moment coefficient and flow structure in a rotor-stator cavity with rotor mounted bolts. In: Proceedings of the ASME Turbo Expo. A NUMERICAL INVESTIGATION OF ROTOR BOLT WINDAGE WITHIN A ROTOR STATOR CAVITY, Vancouver, Canada. doi: 10.1115/GT2011-45588
Bohari, B. & Sayma, A. I. (2010). CFD analysis of effects of damage due to bird strike on fan performance. Paper presented at the ASME Turbo Expo 2010: Power for Land, Sea, and Air, 14-06-2010 - 18-06-2010, Glasgow, UK. doi: 10.1115/GT2010-22365
Wang, F., Leboeuf, F., Huang, Y. (2010). An algebraic sub-grid scale turbulent combustion model. Paper presented at the ASME Turbo Expo 2010: Power for Land, Sea, and Air, 14-06-2010 - 18-06-2010, Glasgow, UK. doi: 10.1115/GT2010-22033
