All Outputs (9)

Unsteady optical and thermal behaviour of crossed compound parabolic concentrator with solar cell (2015)
Presentation / Conference Contribution
Li, W., Paul, M. C., Sellami, N., Mallick, T. K., & Knox, A. R. (2015, April). Unsteady optical and thermal behaviour of crossed compound parabolic concentrator with solar cell. Presented at 11th Photovoltaic Science Application and Technology (PVSAT-11), Leeds

In reality, a solar panel with concentrator is subject to variable sunlight radiation, wind speed and environmental air temperature in a day, accordingly the solar output power is changed in a wide range of 2W-13W, causing a degraded electric perform... Read More about Unsteady optical and thermal behaviour of crossed compound parabolic concentrator with solar cell.

Four-axis test platform to emulate solar azimuth and elevation for accurate measurement of PV devices (2015)
Presentation / Conference Contribution
Siviter, J., Ashraf, A., Mullen, P., Montecucco, A., Knox, A., Selami, N., & Mallick, T. (2015, April). Four-axis test platform to emulate solar azimuth and elevation for accurate measurement of PV devices. Presented at Photovoltaic Science, Applications And Technology Conference & Exhibition, Leeds

The use of a solar source simulator in obtaining experimental data for a PV cell is well documented and current solar source technology is advanced in closely reproducing natural light in a laboratory setting. A test system is proposed by the authors... Read More about Four-axis test platform to emulate solar azimuth and elevation for accurate measurement of PV devices.

Ba6−3x Nd8+2x Ti18O54 Tungsten Bronze: A New High-Temperature n-Type Oxide Thermoelectric (2015)
Journal Article
Azough, F., Freer, R., Yeandel, S. R., Baran, J. D., Molinari, M., Parker, S. C., Guilmeau, E., Kepaptsoglou, D., Ramasse, Q., Knox, A., & others. (2016). Ba6−3x Nd8+2x Ti18O54 Tungsten Bronze: A New High-Temperature n-Type Oxide Thermoelectric. Journal of Electronic Materials, 45, 1894-1899. https://doi.org/10.1007/s11664-015-4275-6

Semiconducting Ba6−3x Nd8+2x Ti18O54 ceramics (with x = 0.00 to 0.85) were synthesized by the mixed oxide route followed by annealing in a reducing atmosphere; their high-temperature thermoelectric properties have been investigated. In conjunction wi... Read More about Ba6−3x Nd8+2x Ti18O54 Tungsten Bronze: A New High-Temperature n-Type Oxide Thermoelectric.

Coupled heat transfer performance of a high temperature cup shaped porous absorber (2015)
Journal Article
Meng, X.-L., Xia, X.-L., Zhang, S.-D., Sellami, N., & Mallick, T. (2016). Coupled heat transfer performance of a high temperature cup shaped porous absorber. Energy Conversion and Management, 110, 327-337. https://doi.org/10.1016/j.enconman.2015.12.034

In this article, a newly designed volumetric solar receiver (VSR) using cup-shaped Al2O3 porous absorber is studied through numerical simulations and experimental verification. The absorber achieves several advantages including lower heat loss and hi... Read More about Coupled heat transfer performance of a high temperature cup shaped porous absorber.

Enhancing the performance of BICPV systems using phase change materials (2015)
Presentation / Conference Contribution
Tahir, A. A., Sharma, S., Sellami, N., Reddy, K., & Mallick, T. K. (2015, April). Enhancing the performance of BICPV systems using phase change materials. Presented at 11 th International Conference on Concentrator Photovoltaic Systems (CPV-11), Aix-les-Bains, France

Building Integrated Concentrated Photovoltaic (BICPV) systems have three main benefits for integration into built environments, namely, (i) generating electricity at the point of use (ii) allowing light efficacy within the building envelope and (iii)... Read More about Enhancing the performance of BICPV systems using phase change materials.

Optical and heat transfer performance of a novel non-imaging concentrator (2015)
Presentation / Conference Contribution
Sellami, N., Meng, X.-L., Xia, X.-L., Knox, A. R., & Mallick, T. K. (2015, December). Optical and heat transfer performance of a novel non-imaging concentrator. Presented at 11th International Conference on Concentrator Photovoltaic Systems: CPV-11, Aix-les-Bains, France

In this study, the Crossed Compound Parabolic Concentrator CCPC is modified to demonstrate for the first time a new generation of solar concentrators working simultaneously as an electricity generator and thermal collector. It is designed to have two... Read More about Optical and heat transfer performance of a novel non-imaging concentrator.

Multiphysics simulations of a thermoelectric generator (2015)
Journal Article
Li, W., Paul, M. C., Montecucco, A., Knox, A. R., Siviter, J., Sellami, N., Meng, X.-L., Fernandez, E. F., Mallick, T. K., Mullen, P., & et al. (2015). Multiphysics simulations of a thermoelectric generator. Energy Procedia, 75, 633-638. https://doi.org/10.1016/j.egypro.2015.07.473

Transient multiphysics simulations are performed to investigate the thermal and electric performance of a thermoelectric generator (TEG) module placed between hot and cold blocks. Effects of heat radiation, thermal and electric contact on the TEG are... Read More about Multiphysics simulations of a thermoelectric generator.

Coupled simulation of performance of a crossed compound parabolic concentrator with solar cell (2015)
Presentation / Conference Contribution
Li, W., Paul, M. C., Sellami, N., Meng, X.-L., Mallick, T. K., Fernandez, E. F., Knox, A. R., Montecucco, A., Siviter, J., Mullen, P., & et al. (2015, March). Coupled simulation of performance of a crossed compound parabolic concentrator with solar cell. Presented at The 7th International Conference on Applied Energy (ICAE2015), Abu Dhabi, UAE

An optimal installation of a compound parabolic concentrator (CCPC) into a scalable solar thermoelectrics and photovoltaics system is desirable by applying analytical tools to improve the optical and thermal performance of a CCPC with a solar cell. I... Read More about Coupled simulation of performance of a crossed compound parabolic concentrator with solar cell.

Dynamics of rising CO2 bubble plumes in the QICS field experiment: Part 1 – The experiment (2015)
Journal Article
Sellami, N., Dewar, M., Stahl, H., & Chen, B. (2015). Dynamics of rising CO2 bubble plumes in the QICS field experiment: Part 1 – The experiment. International Journal of Greenhouse Gas Control, 38, 44-51. https://doi.org/10.1016/j.ijggc.2015.02.011

The dynamic characteristics of CO2 bubbles in Scottish seawater are investigated through observational data obtained from the QICS project. Images of the leaked CO2 bubble plume rising in the seawater were captured. This observation made it possible... Read More about Dynamics of rising CO2 bubble plumes in the QICS field experiment: Part 1 – The experiment.