All Outputs (63)

A novel integration of supplementary photovoltaic module into compound parabolic concentrator for accelerated defrosting of solar collecting system (2024)
Journal Article
Chang, Z., Liu, X., Guo, Z., Hou, J., & Su, Y. (2024). A novel integration of supplementary photovoltaic module into compound parabolic concentrator for accelerated defrosting of solar collecting system. Renewable Energy, 225, Article 120316. https://doi.org/10.1016/j.renene.2024.120316

In order to improve the temperature of solar greenhouse in winter and reduce the cost and energy consumption of traditional heating methods for solar greenhouse. This study presents a novel compound parabolic concentrator (CPC) coupled with a supplem... Read More about A novel integration of supplementary photovoltaic module into compound parabolic concentrator for accelerated defrosting of solar collecting system.

Parameter control in synthesis of Vermiculite-CaCl2 composite materials for thermochemical adsorption heat storage (2024)
Journal Article
Zhang, Y., Chen, Z., Zhang, Y., Su, Y., & Riffat, S. (2024). Parameter control in synthesis of Vermiculite-CaCl2 composite materials for thermochemical adsorption heat storage. Energy, 291, Article 130478. https://doi.org/10.1016/j.energy.2024.130478

This study utilised vermiculite as a matrix to explore various impregnation methods for synthesising vermiculite-CaCl2 composite materials (VCMs), focusing on the impact of these methods on the performance of VCMs as thermochemical materials. Results... Read More about Parameter control in synthesis of Vermiculite-CaCl2 composite materials for thermochemical adsorption heat storage.

Exploring a novel tubular-type modular reactor for solar-driven thermochemical energy storage (2023)
Journal Article
Zhang, Y., Hu, M., Chen, Z., Su, Y., & Riffat, S. (2024). Exploring a novel tubular-type modular reactor for solar-driven thermochemical energy storage. Renewable Energy, 221, Article 119767. https://doi.org/10.1016/j.renene.2023.119767

Thermochemical energy storage (TCES) has gained extensive attention as a potential solution to address the mismatch between solar thermal energy production and demand. In this study, a novel tubular-type modular TCES reactor is introduced. COMSOL mod... Read More about Exploring a novel tubular-type modular reactor for solar-driven thermochemical energy storage.

Building energy-saving potential of a dual-functional solar heating and radiative cooling system (2023)
Journal Article
Suhendri, S., Hu, M., Dan, Y., Su, Y., Zhao, B., & Riffat, S. (2024). Building energy-saving potential of a dual-functional solar heating and radiative cooling system. Energy and Buildings, 303, Article 113764. https://doi.org/10.1016/j.enbuild.2023.113764

Space heating and cooling devices that rely on renewable resources are in demand amid energy crises in parts of the world. However, common renewable space heating and cooling devices are mono-functional. For regions with heating and cooling seasons,... Read More about Building energy-saving potential of a dual-functional solar heating and radiative cooling system.

Parametric control of multiple blinds to enhance daylighting performance in the dome building: Case study of a mosque building in Saudi Arabia (2023)
Journal Article
Alkhater, M., Alsukkar, M., Eltaweel, A., & Su, Y. (2023). Parametric control of multiple blinds to enhance daylighting performance in the dome building: Case study of a mosque building in Saudi Arabia. Solar Energy, 266, Article 112180. https://doi.org/10.1016/j.solener.2023.112180

Clerestory windows encircling the dome are a common feature in mosque architecture. They serve the purpose of allowing daylight to penetrate the spacious interior from all directions through smaller windows compared to side-lit windows. However, main... Read More about Parametric control of multiple blinds to enhance daylighting performance in the dome building: Case study of a mosque building in Saudi Arabia.

Direct-expansion solar-assisted heat pump coupled with crystallisation-controlled supercooled PCM for shifting building electricity demand (2023)
Journal Article
Kutlu, C., Zhang, Y., Lyu, Q., Su, Y., & Riffat, S. (2023). Direct-expansion solar-assisted heat pump coupled with crystallisation-controlled supercooled PCM for shifting building electricity demand. Energy and Buildings, 301, Article 113660. https://doi.org/10.1016/j.enbuild.2023.113660

This paper proposes a novel approach for improving the performance of a direct-expansion solar-assisted heat pump (DX-SAHP) system by integrating a crystallisation controllable phase change material (PCM) and building energy demand shifting strategy.... Read More about Direct-expansion solar-assisted heat pump coupled with crystallisation-controlled supercooled PCM for shifting building electricity demand.

SET2022 : 19th International Conference on Sustainable Energy Technologies 16th to 18th August 2022, Turkey : Sustainable Energy Technologies 2022 Conference Proceedings. Volume 4 (2023)
Book
Riffat, S., & Su, Y. (Eds.). (2023). SET2022 : 19th International Conference on Sustainable Energy Technologies 16th to 18th August 2022, Turkey : Sustainable Energy Technologies 2022 Conference Proceedings. Volume 4

Papers submitted and presented at SET2022 - the 19th International Conference on Sustainable Energy Technologies in Istanbul, Turkey in August 2022

An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system (2023)
Journal Article
Dik, A., Kutlu, C., Omer, S., Boukhanouf, R., Su, Y., & Riffat, S. (2023). An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system. Energy and Buildings, 294, Article 113261. https://doi.org/10.1016/j.enbuild.2023.113261

The demand for electricity has been increasing worldwide and it is predicted that this trend will be particularly reinforced in developing countries by the gradual electrification of the transport sector and heat generation in buildings. The energy... Read More about An approach for energy management of renewable energy sources using electric vehicles and heat pumps in an integrated electricity grid system.

A study on vermiculite-based salt mixture composite materials for low-grade thermochemical adsorption heat storage (2023)
Journal Article
Chen, Z., Zhang, Y., Zhang, Y., Su, Y., & Riffat, S. (2023). A study on vermiculite-based salt mixture composite materials for low-grade thermochemical adsorption heat storage. Energy, 278(Part B), Article 127986. https://doi.org/10.1016/j.energy.2023.127986

High-performance renewable energy technologies are desired to meet the enormous demand during the clean energy transition. Thermal energy storage can help balance the mismatch between renewable energy supplies and end-user's demands. Thermochemical a... Read More about A study on vermiculite-based salt mixture composite materials for low-grade thermochemical adsorption heat storage.

Improving thermal performance of a ventilated tiled roof by using phase change materials (2023)
Journal Article
Baccega, E., Bottarelli, M., Gallero, F. J. G., Maestre, I. R., Pei, G., & Su, Y. (2024). Improving thermal performance of a ventilated tiled roof by using phase change materials. International Journal of Low-Carbon Technologies, 19, 54-62. https://doi.org/10.1093/ijlct/ctad047

The adoption of ventilated roofs and facades, as well as the integration of phase change materials (PCMs) in the building envelope, have proved to be effective as passive cooling techniques in reducing the solar heat gain through the building envelop... Read More about Improving thermal performance of a ventilated tiled roof by using phase change materials.

Modelling analysis of a solar-driven thermochemical energy storage unit combined with heat recovery (2023)
Journal Article
Zhang, Y., Hu, M., Chen, Z., Su, Y., & Riffat, S. (2023). Modelling analysis of a solar-driven thermochemical energy storage unit combined with heat recovery. Renewable Energy, 206, 722-737. https://doi.org/10.1016/j.renene.2023.02.076

Solar-driven thermochemical energy storage (TCES) can address the mismatch between solar heat production and heating demand and contribute to decarbonisation in buildings. In many studies of typical salt hydrate TCES systems, massive heat carried by... Read More about Modelling analysis of a solar-driven thermochemical energy storage unit combined with heat recovery.

Thermal management of using crystallization-controllable supercooled PCM in space heating applications for different heating profiles in the UK (2023)
Journal Article
Kutlu, C., Su, Y., Lyu, Q., & Riffat, S. (2023). Thermal management of using crystallization-controllable supercooled PCM in space heating applications for different heating profiles in the UK. Renewable Energy, 206, 848-857. https://doi.org/10.1016/j.renene.2023.02.077

Supercooled sodium acetate trihydrate (SAT) allows the latent heat can be released when it is externally triggered regardless of the supercooling degree. Thus, the implementation of SAT into heating systems can eliminate the negative effects of weath... Read More about Thermal management of using crystallization-controllable supercooled PCM in space heating applications for different heating profiles in the UK.

Modelling and performance evaluation of a direct steam generation solar power system coupled with steam accumulator to meet electricity demands for a hospital under typical climate conditions in Libya (2023)
Journal Article
Ehtiwesh, A., Kutlu, C., Su, Y., & Riffat, S. (2023). Modelling and performance evaluation of a direct steam generation solar power system coupled with steam accumulator to meet electricity demands for a hospital under typical climate conditions in Libya. Renewable Energy, 206, 795-807. https://doi.org/10.1016/j.renene.2023.02.075

This study aims to build a dynamic model of a direct steam generation (DSG) solar power system coupled with a steam accumulator to meet electricity demands for a hospital under transient environmental conditions in Libya. The main components of the s... Read More about Modelling and performance evaluation of a direct steam generation solar power system coupled with steam accumulator to meet electricity demands for a hospital under typical climate conditions in Libya.

Effect of vacuum scheme on radiative sky cooling performance (2022)
Journal Article
Hu, M., Zhao, B., Suhendri, Cao, J., Wang, Q., Riffat, S., …Pei, G. (2023). Effect of vacuum scheme on radiative sky cooling performance. Applied Thermal Engineering, 219(Part C), Article 119657. https://doi.org/10.1016/j.applthermaleng.2022.119657

Relatively low cooling power density is one of the main barriers to wider promotion of radiative sky cooling (RSC) technology. Vacuum scheme has been proposed to minimize the non-radiative cooling loss and thus improve the cooling capacity. However,... Read More about Effect of vacuum scheme on radiative sky cooling performance.

Performance improvement potential of a PV/T integrated dual-source heat pump unit with a pressure booster ejector (2022)
Journal Article
Tahir Erdinc, M., Kutlu, C., Unal, S., Aydin, O., Su, Y., & Riffat, S. (2023). Performance improvement potential of a PV/T integrated dual-source heat pump unit with a pressure booster ejector. Thermal Science and Engineering Progress, 37, Article 101534. https://doi.org/10.1016/j.tsep.2022.101534

Dual-source heat pump unit can utilize the evaporation of the refrigerant at two different pressures. By adopting an ejector, high-pressure refrigerant stream can be used to lift compressor inlet pressure which results in a higher coefficient of perf... Read More about Performance improvement potential of a PV/T integrated dual-source heat pump unit with a pressure booster ejector.

Parametric study of a novel combination of solar chimney and radiative cooling cavity for natural ventilation enhancement in residential buildings (2022)
Journal Article
Suhendri, S., Hu, M., Su, Y., Darkwa, J., & Riffat, S. (2022). Parametric study of a novel combination of solar chimney and radiative cooling cavity for natural ventilation enhancement in residential buildings. Building and Environment, 225, Article 109648. https://doi.org/10.1016/j.buildenv.2022.109648

The application of radiative cooling (RC) is expanding to a diverse research field, with some current studies trying to apply RC for natural ventilation. One proposed strategy is to use RC for the enhancement of solar chimney (SC) ventilation, and th... Read More about Parametric study of a novel combination of solar chimney and radiative cooling cavity for natural ventilation enhancement in residential buildings.

Incorporation of controllable supercooled phase change material heat storage with a solar assisted heat pump: Testing of crystallization triggering and heating demand-based modelling study (2022)
Journal Article
Kutlu, C., Tapia-Brito, E., Agbonaye, O., Su, Y., Smith, S., Hughes, B., & Riffat, S. (2022). Incorporation of controllable supercooled phase change material heat storage with a solar assisted heat pump: Testing of crystallization triggering and heating demand-based modelling study. Journal of Energy Storage, 55(Part D), Article 105744. https://doi.org/10.1016/j.est.2022.105744

In short to long-term heat storage, the heat loss of common phase change material (PCM) systems is a big problem where heat is lost continuously to the ambient environment and is thus wasted, even when the system is not in use. Controllable supercool... Read More about Incorporation of controllable supercooled phase change material heat storage with a solar assisted heat pump: Testing of crystallization triggering and heating demand-based modelling study.

Sound absorption, structure and mechanical behavior of konjac glucomannan-based aerogels with addition of gelatin and wheat straw (2022)
Journal Article
Wang, Y., Zhu, H., Tu, W., Su, Y., Jiang, F., & Riffat, S. (2022). Sound absorption, structure and mechanical behavior of konjac glucomannan-based aerogels with addition of gelatin and wheat straw. Construction and Building Materials, 352, Article 129052. https://doi.org/10.1016/j.conbuildmat.2022.129052

Environment-friendly konjac glucomannan (KGM)-based aerogels with addition of gelatin and wheat straw are produced by freeze-drying method to have promising sound absorption performance, thermal stability and mechanical property. Results show that ge... Read More about Sound absorption, structure and mechanical behavior of konjac glucomannan-based aerogels with addition of gelatin and wheat straw.

Daylighting performance improvements using of split louver with parametrically incremental slat angle control (2022)
Journal Article
Alsukkar, M., Hu, M., Eltaweel, A., & Su, Y. (2022). Daylighting performance improvements using of split louver with parametrically incremental slat angle control. Energy and Buildings, 274, Article 112444. https://doi.org/10.1016/j.enbuild.2022.112444

Different shading device systems and control strategies can be employed in different parts of a window system to perform different functions, particularly for fully glazed façades. A split louver with various improvements was proposed in this study a... Read More about Daylighting performance improvements using of split louver with parametrically incremental slat angle control.

Quantitative characterization of the effect of inclination angle on flat-plate radiative cooling performance in buildings (2022)
Journal Article
Hu, M., Zhao, B., Suhendri, Cao, J., Wang, Q., Riffat, S., …Pei, G. (2022). Quantitative characterization of the effect of inclination angle on flat-plate radiative cooling performance in buildings. Journal of Building Engineering, 59, Article 105124. https://doi.org/10.1016/j.jobe.2022.105124

The environment-friendly and energy-free nature of radiative sky cooling fosters its application in buildings where a radiative cooler is usually positioned at a tilted angle. However, though the cooling capacity of various radiative cooling material... Read More about Quantitative characterization of the effect of inclination angle on flat-plate radiative cooling performance in buildings.