Outputs (54)

Alternative architectures and materials for PEMFC gas diffusion layers: A review and outlook (2022)
Journal Article
Lee, F. C., Ismail, M. S., Ingham, D. B., Hughes, K. J., Ma, L., Lyth, S. M., & Pourkashanian, M. (2022). Alternative architectures and materials for PEMFC gas diffusion layers: A review and outlook. Renewable & sustainable energy reviews, 166, Article 112640. https://doi.org/10.1016/j.rser.2022.112640

This paper reviews some of these new innovations in both the macroporous substrate and the microporous layer (MPL). A diverse range of macroporous substrates and designs is shown, encompassing various carbon-based and metal-based materials and innova... Read More about Alternative architectures and materials for PEMFC gas diffusion layers: A review and outlook.

Intermediate Temperature PEFC’s with Nafion® 211 Membrane Electrolytes: An Experimental and Numerical Study (2022)
Journal Article
Fernihough, O., Ismail, M. S., & El‐kharouf, A. (2022). Intermediate Temperature PEFC’s with Nafion® 211 Membrane Electrolytes: An Experimental and Numerical Study. Membranes, 12(4), Article 430. https://doi.org/10.3390/membranes12040430

This paper evaluates the performance of Nafion 211 at elevated temperatures up to 120 °C using an experimentally validated model. Increasing the fuel cell operating temperature could have many key benefits at the cell and system levels. However, curr... Read More about Intermediate Temperature PEFC’s with Nafion® 211 Membrane Electrolytes: An Experimental and Numerical Study.

Air-breathing versus conventional polymer electrolyte fuel cells: A parametric numerical study (2022)
Journal Article
Calili-Cankir, F., Ismail, M. S., Ingham, D. B., Hughes, K. J., Ma, L., & Pourkashanian, M. (2022). Air-breathing versus conventional polymer electrolyte fuel cells: A parametric numerical study. Energy, 250, Article 123827. https://doi.org/10.1016/j.energy.2022.123827

Two mathematical models have been built for air-breathing and conventional polymer electrolyte fuel cells to explore the reasons affecting the cell performance. A parametric study has been conducted to (i) investigate how each type of fuel cells resp... Read More about Air-breathing versus conventional polymer electrolyte fuel cells: A parametric numerical study.

Modelling mass transport within the membrane of direct contact membrane distillation modules used for desalination and wastewater treatment: Scrutinising assumptions (2021)
Journal Article
Ismail, M. S., Mohamed, A. M., Poggio, D., Walker, M., & Pourkashanian, M. (2022). Modelling mass transport within the membrane of direct contact membrane distillation modules used for desalination and wastewater treatment: Scrutinising assumptions. Journal of Water Process Engineering, 45, Article 102460. https://doi.org/10.1016/j.jwpe.2021.102460

A two-dimensional numerical model for a direct contact membrane distillation (DCMD) module, mostly used for desalination and wastewater treatment, has been created. This model has been used to explore the sensitivity of the simulated transmembrane fl... Read More about Modelling mass transport within the membrane of direct contact membrane distillation modules used for desalination and wastewater treatment: Scrutinising assumptions.

Fully-developed laminar flow in trapezoidal ducts with rounded corners: a numerical solution and case study (2021)
Journal Article
Ismail, M. S., Berber, M. R., Alrowaili, Z. A., & Pourkashanian, M. (2022). Fully-developed laminar flow in trapezoidal ducts with rounded corners: a numerical solution and case study. International Journal of Numerical Methods for Heat and Fluid Flow, 32(8), 2682-2699. https://doi.org/10.1108/HFF-09-2021-0620

Purpose: This paper aims to numerically solve fully developed laminar flow in trapezoidal ducts with rounded corners which result following forming processes. Design/methodology/approach: A two-dimensional model for a trapezoidal duct with rounded co... Read More about Fully-developed laminar flow in trapezoidal ducts with rounded corners: a numerical solution and case study.

Effect of composition and structure of gas diffusion layer and microporous layer on the through-plane gas permeability of PEFC porous media (2021)
Journal Article
Neehall, N. D., Ismail, M. S., Hughes, K. J., & Pourkashanian, M. (2021). Effect of composition and structure of gas diffusion layer and microporous layer on the through-plane gas permeability of PEFC porous media. International journal of energy research, 45(15), 20988-21005. https://doi.org/10.1002/er.7158

The through-plane permeability of the gas diffusion media (GDM) is investigated experimentally with regard to the microporous layer (MPL) composition and the gas diffusion layer (GDL) composition and structure. The MPL composition is held constant at... Read More about Effect of composition and structure of gas diffusion layer and microporous layer on the through-plane gas permeability of PEFC porous media.

Effects of compression on mechanical integrity, gas permeability and thermal stability of gas diffusion layers with/without sealing gaskets (2021)
Journal Article
Aldakheel, F., Ismail, M. S., Hughes, K. J., Ingham, D. B., Ma, L., & Pourkashanian, M. (2021). Effects of compression on mechanical integrity, gas permeability and thermal stability of gas diffusion layers with/without sealing gaskets. International Journal of Hydrogen Energy, 46(44), 22907-22919. https://doi.org/10.1016/j.ijhydene.2021.04.087

The compressibility, the gas permeability and the thermal stability of 4 commercially available uncoated GDLs (or carbon substrates) and MPL-coated GDLs are, with/without Teflon and silicone sealing gaskets, investigated before and after performing e... Read More about Effects of compression on mechanical integrity, gas permeability and thermal stability of gas diffusion layers with/without sealing gaskets.

A dynamic model of air-breathing polymer electrolyte fuel cell (PEFC): A parametric study (2021)
Journal Article
Calili, F., Ismail, M. S., Ingham, D. B., Hughes, K. J., Ma, L., & Pourkashanian, M. (2021). A dynamic model of air-breathing polymer electrolyte fuel cell (PEFC): A parametric study. International Journal of Hydrogen Energy, 46(33), 17343-17357. https://doi.org/10.1016/j.ijhydene.2021.02.133

A dynamic model for an air-breathing PEFC has been built to investigate the transient response of the fuel cell to load changes. The sensitivities of the dynamic response, as well as the steady state performance, to: the ambient temperature and relat... Read More about A dynamic model of air-breathing polymer electrolyte fuel cell (PEFC): A parametric study.

Direct contact membrane distillation: A sensitivity analysis and an outlook on membrane effective thermal conductivity (2021)
Journal Article
Ismail, M. S., Mohamed, A. M., Poggio, D., & Pourkashanian, M. (2021). Direct contact membrane distillation: A sensitivity analysis and an outlook on membrane effective thermal conductivity. Journal of membrane science, 624, Article 119035. https://doi.org/10.1016/j.memsci.2020.119035

A rigorous and high-fidelity two-dimensional numerical model for a direct contact membrane distillation (DCMD) module has been developed. The developed model incorporates all the key physics governing the transport phenomena taking place within the m... Read More about Direct contact membrane distillation: A sensitivity analysis and an outlook on membrane effective thermal conductivity.

Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels (2020)
Journal Article
Xia, D., Xu, Y., Mannering, J., Ma, X., Ismail, M. S., Borman, D., Baker, D. L., Pourkashanian, M., & Menzel, R. (2021). Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels. Chemistry of materials : a publication of the American Chemical Society, 33(1), 392-402. https://doi.org/10.1021/acs.chemmater.0c04166

Nanocarbon aerogels display outstanding electrical and solar thermal heating efficiencies. However, little is known about the relationship between their microstructure and the heating performance. In this study, two different types of carbon nanotube... Read More about Tuning the Electrical and Solar Thermal Heating Efficiencies of Nanocarbon Aerogels.