![Mohammad Alnajideen](https://profiles-cardiff.imgix.net/attachments/6368?w=200&h=200&auto=format&crop=faces&fit=crop&q=90")
Dr Mohammad Alnajideen
Manager of the Centre of Excellence on Ammonia Technologies (CEAT)
- AlnajideenMI@cardiff.ac.uk
- +44 29208 74424
- Queen's Buildings - West Building, Floor 2, Room W2.41, 5 The Parade, Newport Road, Cardiff, CF24 3AA
- Available for postgraduate supervision
Overview
Dr. Mohammad Alnajideen is the Manager of the Centre of Excellence on Ammonia Technologies (CEAT) at Cardiff University. He has more than 15 years of experience in Renewable Energy R&D&I, spanning both academia and industry. Dr Alnajideen holds a distinguished position as an EPSRC-UKRI Research Associate at Cardiff University, where he spearheads pioneering R&D endeavours in the realm of Renewable Energy Systems and Alternative Energy Fuels.
He served as an Energy and Performance Engineer, Balance of Plant and Gas Turbine Operator in industry, as well as a Lecturer and Assistant Professor in Renewable Energy Engineering at the university. Hands-on experience extends to working extensively with gas, steam and combined cycle power plants, internal combustion engines, waste-heat recovery generators, and solar thermal, photovoltaic and thermoelectric systems.
At the forefront of innovation, Dr. Alnajideen is channelling his expertise into retrofitting existing thermal applications, jet and gas turbine, and internal combustion engine technologies to accommodate alternative net-zero fuel blends like ammonia and hydrogen. His vision is rooted in leveraging advanced engineering systems and groundbreaking concepts to actualise thermodynamic power cycles powered by ammonia and hydrogen mixtures.
With a rich tapestry of experience spanning both academia and industry, Dr. Alnajideen emerges as a luminary in Solar Energy Systems research, particularly in areas such as Concentrator Photovoltaic, Solar Thermal, and Thermoelectrics. His prowess is not just limited to being a researcher; he's worn multiple hats as an engineer, a revered university lecturer, and an adept designer.
Dr. Alnajideen continues to delve deeper into the intricacies of Energy Systems, with a keen focus on Thermodynamic Systems, Gas Engines, Concentrator Photovoltaics (CPVs), Solar Thermal, and Thermoelectrics. His vast knowledge encompasses diverse disciplines, including Optics, Thin-film Materials, Energy Materials, Heat Transfer, Project Management, and Instrument Calibration for Solar Thermal, Photovoltaic, and Thermoelectrics.
Publication
2024
- Czyzewski, P., Slefarski, R., Golebiewski, M., Alnajideen, M. and Valera Medina, A. 2024. Experimental study of CO2/H2/NH3 influence on CH4 flameless combustion process in semi-industrial furnace. Energy 296, article number: 131014. (10.1016/j.energy.2024.131014)
- Alnajideen, M. et al. 2024. Ammonia combustion and emissions in practical applications: a review. Carbon Neutrality 3(1), article number: 13. (10.1007/s43979-024-00088-6)
- Jiang, H., Alnajideen, M. and Valera Medina, A. 2024. Exploring the potential of ammonia/hydrogen trigeneration cycle. Presented at: Cardiff University Engineering Research Conference 2023, Cardiff, UK, 12-14 July 2023 Presented at Spezi, E. and Bray, M. eds.Proceedings of the Cardiff University Engineering Research Conference 2023. Cardiff: Cardiff University Press pp. 181-184., (10.18573/conf1.ao)
- Valera-Medina, A. et al. 2024. Ammonia combustion in furnaces: A review. International Journal of Hydrogen Energy 49(Part B), pp. 1597-1618. (10.1016/j.ijhydene.2023.10.241)
2023
- Wu, Y. et al. 2023. Emission reduction and cost-benefit analysis of the use of ammonia and green hydrogen as fuel for marine applications. Green Energy and Resources 1(4), article number: 100046. (10.1016/j.gerr.2023.100046)
- Alnaeli, M. et al. 2023. High-temperature materials for complex components in Ammonia/Hydrogen gas turbines: A critical review. Energies 16(19), article number: 6973. (10.3390/en16196973)
- Alnasif, A., Mashruk, S., Shi, H., Alnajideen, M., Wang, P., Pugh, D. and Valera-Medina, A. 2023. Evolution of ammonia reaction mechanisms and modeling parameters: A review. Applications in Energy and Combustion Science 15, article number: 100175. (10.1016/j.jaecs.2023.100175)
- Alnajideen, M., Al-Shidhani, M., Naaman, M., Eze, M. and Suliman, F. 2023. A comparative study of 3D printed non-imaging solar V-trough and compound parabolic concentrators for low-cost, high-performance CPV applications. Presented at: 18th International Conference on Concentrator Photovoltaic Systems (CPV-18) and 13th World Conference on Thermophotovoltaic Generation of Electricity (TPV-13), 25-27 April 2023, Vol. 2841. American Institute of Physics, (10.1063/5.0146166)
- Shi, H., Mashruk, S., Alnajideen, M. and Valera-Medina, A. 2023. Modelling and performance analysis of a dual heat source ammonia-based heat pump system. Presented at: 2nd Symposium on Ammonia Energy, 11-13 July, 2023.
2022
- Alnajideen, M., Al-Shidhani, M. and Min, G. 2022. A comparative study of 3d printed non-imaging solar v-trough and compound parabolic concentrators for low-cost, high-performance cpv applications. Presented at: 2022 IEEE 49th Photovoltaics Specialists Conference (PVSC), Philadelphia, USA, 5-10TH June, 20222022 IEEE 49th Photovoltaics Specialists Conference (PVSC). IEEE, (10.1109/PVSC48317.2022.9938472)
- Alnajideen, M. and Gao, M. 2022. A new configuration of V-trough concentrator for achieving improved concentration ratio of >3.0x. Solar Energy Materials and Solar Cells 245, article number: 111877. (10.1016/j.solmat.2022.111877)
- Alnajideen, M. and Min, G. 2022. Hybrid photovoltaic-thermoelectric system using a novel spectral splitting solar concentrator. Energy Conversion and Management 251, article number: 114981. (10.1016/j.enconman.2021.114981)
- Guteša Božo, M., Mashruk, S., Alnajideen, M. and Valera-Medina, A. 2022. A novel trigeneration gas turbine cycle powered by humidified ammonia/hydrogen with ammonia refrigeration. Presented at: 1st Symposium on Ammonia Energy, 1 - 2 September 2022.
2021
- Alnajideen, M. 2021. Development novel solar concentrator-thermal absorber for a hybrid PV-TE system. PhD Thesis, Cardiff University.
2019
- AlNajideen, M., Al-Shidhani, M. and Gao, M. 2019. Optimum design of V-trough solar concentrator for photovoltaic applications. Presented at: 15th International Conference on Concentrator Photovoltaic Systems (CPV-15), Location: Fes, Morocco, 25–27 Mar 2019AIP Conference Proceedings, Vol. 2149. AIP Publishing pp. 030001-., (10.1063/1.5124178)
2018
- Al-Shidhani, M., Alnajideen, M., Garcia Rocha, V. and Min, G. 2018. Design and testing of 3D printed cross compound parabolic concentrators for LCPV system. AIP Conference Proceedings 2012(1), article number: 20001. (10.1063/1.5053489)
Articles
- Czyzewski, P., Slefarski, R., Golebiewski, M., Alnajideen, M. and Valera Medina, A. 2024. Experimental study of CO2/H2/NH3 influence on CH4 flameless combustion process in semi-industrial furnace. Energy 296, article number: 131014. (10.1016/j.energy.2024.131014)
- Alnajideen, M. et al. 2024. Ammonia combustion and emissions in practical applications: a review. Carbon Neutrality 3(1), article number: 13. (10.1007/s43979-024-00088-6)
- Valera-Medina, A. et al. 2024. Ammonia combustion in furnaces: A review. International Journal of Hydrogen Energy 49(Part B), pp. 1597-1618. (10.1016/j.ijhydene.2023.10.241)
- Wu, Y. et al. 2023. Emission reduction and cost-benefit analysis of the use of ammonia and green hydrogen as fuel for marine applications. Green Energy and Resources 1(4), article number: 100046. (10.1016/j.gerr.2023.100046)
- Alnaeli, M. et al. 2023. High-temperature materials for complex components in Ammonia/Hydrogen gas turbines: A critical review. Energies 16(19), article number: 6973. (10.3390/en16196973)
- Alnasif, A., Mashruk, S., Shi, H., Alnajideen, M., Wang, P., Pugh, D. and Valera-Medina, A. 2023. Evolution of ammonia reaction mechanisms and modeling parameters: A review. Applications in Energy and Combustion Science 15, article number: 100175. (10.1016/j.jaecs.2023.100175)
- Alnajideen, M. and Gao, M. 2022. A new configuration of V-trough concentrator for achieving improved concentration ratio of >3.0x. Solar Energy Materials and Solar Cells 245, article number: 111877. (10.1016/j.solmat.2022.111877)
- Alnajideen, M. and Min, G. 2022. Hybrid photovoltaic-thermoelectric system using a novel spectral splitting solar concentrator. Energy Conversion and Management 251, article number: 114981. (10.1016/j.enconman.2021.114981)
- Al-Shidhani, M., Alnajideen, M., Garcia Rocha, V. and Min, G. 2018. Design and testing of 3D printed cross compound parabolic concentrators for LCPV system. AIP Conference Proceedings 2012(1), article number: 20001. (10.1063/1.5053489)
Conferences
- Jiang, H., Alnajideen, M. and Valera Medina, A. 2024. Exploring the potential of ammonia/hydrogen trigeneration cycle. Presented at: Cardiff University Engineering Research Conference 2023, Cardiff, UK, 12-14 July 2023 Presented at Spezi, E. and Bray, M. eds.Proceedings of the Cardiff University Engineering Research Conference 2023. Cardiff: Cardiff University Press pp. 181-184., (10.18573/conf1.ao)
- Alnajideen, M., Al-Shidhani, M., Naaman, M., Eze, M. and Suliman, F. 2023. A comparative study of 3D printed non-imaging solar V-trough and compound parabolic concentrators for low-cost, high-performance CPV applications. Presented at: 18th International Conference on Concentrator Photovoltaic Systems (CPV-18) and 13th World Conference on Thermophotovoltaic Generation of Electricity (TPV-13), 25-27 April 2023, Vol. 2841. American Institute of Physics, (10.1063/5.0146166)
- Shi, H., Mashruk, S., Alnajideen, M. and Valera-Medina, A. 2023. Modelling and performance analysis of a dual heat source ammonia-based heat pump system. Presented at: 2nd Symposium on Ammonia Energy, 11-13 July, 2023.
- Alnajideen, M., Al-Shidhani, M. and Min, G. 2022. A comparative study of 3d printed non-imaging solar v-trough and compound parabolic concentrators for low-cost, high-performance cpv applications. Presented at: 2022 IEEE 49th Photovoltaics Specialists Conference (PVSC), Philadelphia, USA, 5-10TH June, 20222022 IEEE 49th Photovoltaics Specialists Conference (PVSC). IEEE, (10.1109/PVSC48317.2022.9938472)
- Guteša Božo, M., Mashruk, S., Alnajideen, M. and Valera-Medina, A. 2022. A novel trigeneration gas turbine cycle powered by humidified ammonia/hydrogen with ammonia refrigeration. Presented at: 1st Symposium on Ammonia Energy, 1 - 2 September 2022.
- AlNajideen, M., Al-Shidhani, M. and Gao, M. 2019. Optimum design of V-trough solar concentrator for photovoltaic applications. Presented at: 15th International Conference on Concentrator Photovoltaic Systems (CPV-15), Location: Fes, Morocco, 25–27 Mar 2019AIP Conference Proceedings, Vol. 2149. AIP Publishing pp. 030001-., (10.1063/1.5124178)
Thesis
- Alnajideen, M. 2021. Development novel solar concentrator-thermal absorber for a hybrid PV-TE system. PhD Thesis, Cardiff University.
Research
Research Theme: Energy and Environment
Key Research Areas:
- Thermodynamics of Gas, Steam and Thermal Power Cycles
- Heat Transfer and ThermoFluids
- Renewable Fuels; Ammonia and Hydrogen
- Solar Energy: Thermal, Photovoltaic and Thermoelectric
- Optics for Solar Energy, 3D Printing and Prototyping
- Instruments Calibration and Measurement Systems
PhD Students
| Period | Candidate | Thesis Title |
| 2022 - Present | Mustafa AlnaelI | High-Temperature Materials for Complex Components in Ammonia/Hydrogen Gas Turbines. |
| 2023 - Present | Bronagh Flood | Material Compatibility with Ammonia Fuel Blends for Gas Turbine Engines. |
| 2024 - Present | Nwode Agwu | Prediction of NOx Emissions of Premixed Ammonia-Hydrogen-Air Swirling Flames Using Machine Learning. |
| Candidate | Dissertation Title | Status |
| Kenno Robby Pradana | Techno-Economic Environment Assessment of Carbon Capture and Storage Retrofit in Indonesia Coal-Fired Power Plants | Pending |
| Muhammad Hamza Hafeez | Ammonia Vaporization and Cracking using Exhaust Gases | Pending |
| Navkar Mehta | Ammonia-Based Heat Pump for Mobile and Stationary Applications | Pending |
| Haozhe Jiang | Study of a New Decentralized Ammonia/Hydrogen Trigeneration Cycle | Graduated |
| Thomas Heath | A Critical Review of a Humidified Ammonia/Hydrogen RQL Trigeneration Gas Turbine Cycle with the Use of an Analytical Cycle Analysis | Graduated |
UG Students
| Candidate | Dissertation Title | Status |
| William Ireland | Ammonia Combustion – CCHP Cycles | Graduated |
| William Alexander Elston | Ammonia CCHP Cycles – Simulation of a Mini Gas Turbine using Ammonia – Hydrogen Blends in ASPEN HYSYS | Graduated |
Teaching
Current Teaching:
EN3036 Energy Studies | Solar Thermal and Photovoltaics
EN2104 ThermoFluids 2 | Thermodynamics
Biography
Career
2024 - Present | Manager of the Centre of Excellence on Ammonia Technologies (CEAT), Cardiff University, UK.
2021 - Present | EPSRC Research Associate, Cardiff University, UK.
2016 - 2021 | Researcher, Cardiff University, UK.
2015 - 2015 | Visiting Researcher, Hamburg University of Technology (TUHH), Germany.
2014 - 2015 | University Lecturer, Jordan.
2013 - 2014 | Research & Teaching Assistant, Jordan.
2012 - 2013 | Operation & Control Room Engineer. Performance & Efficiency Engineer. Combined Cycle Power Plant, Jordan.
2010 - 2012 | Site Engineer | Design and Testing of a Parabolic Trough Concentrator System Using Concentrated SolarPower (CSP) with Thermal Heat Storage by Molten Salt. EU-Funded Project, Jordan.
Education
2016 -2020 | PhD, Energy Engineering Systems, Cardiff University, UK.
Honours and awards
Honoured with the 'Shield of Excellence for Talented Engineers' by distinguished scientist Professor Ali Nayfeh in 2015.
Received several scholarships and awards in acknowledgement of professional and academic accomplishments.
Professional memberships
Associate Member of the Green Ammonia Working Group, University of Oxford, UK
Associate Member of the Institute of Leadership and Management, Staffordshire, UK
Member of the International Solar Energy Society, Wiesentalstr, Germany
Member of the World Society of Sustainable Energy Technologies, WSSET, Nottingham, UK
Member of the The American Society of Mechanical Engineers, ASME, New York, USA
Member of the International Renewable Energy Agency, IRENA, Abu Dhabi, UAE
Member of the SUPERGEN Super Solar Hub, Leicestershire, UK
Member of the Institution of Engineering and Technology, IET, London, UK
Member of the Institute of Electrical and Electronics Engineers, IEEE, New Jersey, USA
Member of the Jordanian Engineers Association, JEA, Amman, Jordan
Committees and reviewing
The International Symposium on Ammonia Energy
International Conference on Concentrator Photovoltaic
Peer Reviewer (2016 to present) for Applied Energy, Solar Energy, Applied Thermal Engineering - Elsevier
Peer Reviewer (2020 to present) for Energies, Fuels, Fire - MDPI
Editor - Journal of Ammonia for Energy and Journal of Spectroscopy
Guest Editor - MDPI Journals
Supervisions
Available for postgraduate MSc and PhD supervision within:
- Renewable Energies: Solar Thermal, Photovoltaic and Thermoelectris, and Wind Power.
- Renewable Fuels in Applications: Gas Turbines (GTs), and Internal Combustion Engines (ICEs)
- Thermal Systems: Heat Recovery Steam Generators (HRSGs)
- Thermodynamics and Energy Systems
- Ammonia and Hydrogen Applications
- Material Characterisation within Energy
- Novel Energy Systems
Current supervision
Bronagh Flood
Research student
Research themes
Specialisms
- Renewable energy
- Thermodynamics and Heat Transfer
- Gas Turbines and Power Stations
- Solar Thermal, Photovoltaics and Thermoelectrics