Skip to main content

Research Repository

Advanced Search

Outputs (95)

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.

Harnessing the characteristic of compound parabolic concentrators for directional concentration of emitted thermal radiation and solar shielding in building-integrated radiative cooling (2024)
Journal Article
Dan, Y., Hu, M., Suhendri, S., Su, Y., & Riffat, S. (2024). Harnessing the characteristic of compound parabolic concentrators for directional concentration of emitted thermal radiation and solar shielding in building-integrated radiative cooling. Energy and Buildings, 307, Article 113922. https://doi.org/10.1016/j.enbuild.2024.113922

Radiative sky cooling (RC) is a promising solution for meeting the growing cooling demands by passively dissipating waste heat into frigid outer space. However, current RC systems suffer from low cooling power density and limited installation flexibi... Read More about Harnessing the characteristic of compound parabolic concentrators for directional concentration of emitted thermal radiation and solar shielding in building-integrated radiative cooling.

Performance study of a thermochemical energy storage reactor embedded with a microchannel tube heat exchanger for water heating (2023)
Journal Article
Zhang, Y., Hu, M., Chen, Z., Su, Y., & Riffat, S. (2024). Performance study of a thermochemical energy storage reactor embedded with a microchannel tube heat exchanger for water heating. Journal of Energy Storage, 78, Article 110043. https://doi.org/10.1016/j.est.2023.110043

Thermochemical energy storage (TCES) provides a promising solution to addressing the mismatch between solar thermal production and heating demands in buildings. However, existing air-based open TCES systems face practical challenges in integrating wi... Read More about Performance study of a thermochemical energy storage reactor embedded with a microchannel tube heat exchanger for water heating.

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.

Daylighting performance assessment of a split louver with parametrically incremental slat angles: Effect of slat shapes and PV glass transmittance (2023)
Journal Article
Alsukkar, M., Hu, M., Alkhater, M., & Su, Y. (2023). Daylighting performance assessment of a split louver with parametrically incremental slat angles: Effect of slat shapes and PV glass transmittance. Solar Energy, 264, Article 112069. https://doi.org/10.1016/j.solener.2023.112069

Advanced shading systems, including light redirecting systems, may cause undesirable glare and affect the quality of the transmitted daylight. Therefore, it is important to integrate different building components, such as shading and glazing, to comp... Read More about Daylighting performance assessment of a split louver with parametrically incremental slat angles: Effect of slat shapes and PV glass transmittance.

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.

Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia (2022)
Journal Article
Alotaibi, S., Omer, S., & Su, Y. (2022). Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia. Electricity, 3(3), 365-395. https://doi.org/10.3390/electricity3030020

Electric vehicles (EVs) are important elements in the global strategy to tackle climate change; however, research often fails to sufficiently identify the range of barriers which affect their adoption. Taking Saudi Arabia as a case study, this paper... Read More about Identification of Potential Barriers to Electric Vehicle Adoption in Oil-Producing Nations—The Case of Saudi Arabia.

Investigation on a Vermiculite-Based Solar Thermochemical Heat Storage System for Building Applications (2022)
Journal Article
Zhang, Y., Chen, Z., Kutlu, C., Su, Y., & Riffat, S. (2022). Investigation on a Vermiculite-Based Solar Thermochemical Heat Storage System for Building Applications. Future Cities and Environment, 8(1), 1-14. https://doi.org/10.5334/fce.153

Industrial processes and the building sector (e.g., for space and water heating) are responsible for the majority of the total energy consumed for heat. Although fossil fuels remain to dominate the heating sector, renewable heating technologies have... Read More about Investigation on a Vermiculite-Based Solar Thermochemical Heat Storage System for Building Applications.

A Study on Daylighting Performance of Split Louver with Simplified Parametric Control (2022)
Journal Article
Alsukkar, M., Hu, M., Gadi, M., & Su, Y. (2022). A Study on Daylighting Performance of Split Louver with Simplified Parametric Control. Buildings, 12(5), Article 594. https://doi.org/10.3390/buildings12050594

A split louver consists of two sections with their slat angles to be adjusted separately for glare protection and redirection of sunlight, respectively. The upper section works in conjunction with the lower section to enhance daylight availability an... Read More about A Study on Daylighting Performance of Split Louver with Simplified Parametric Control.

Extending the operation of a solar air collector to night-time by integrating radiative sky cooling: A comparative experimental study (2022)
Journal Article
Hu, M., Zhao, B., Suhendri, Cao, J., Wang, Q., Riffat, S., …Pei, G. (2022). Extending the operation of a solar air collector to night-time by integrating radiative sky cooling: A comparative experimental study. Energy, 251, Article 123986. https://doi.org/10.1016/j.energy.2022.123986

Solar thermal collectors are generally unproductivity at night without sunlight. Radiative cooling, on the other hand, is another renewable technology harvesting coldness from extraterrestrial space and can effectively work nocturnally. Therefore, th... Read More about Extending the operation of a solar air collector to night-time by integrating radiative sky cooling: A comparative experimental study.

A preliminary experimental study of a novel incorporation of chilled ceiling with phase change materials and transparent membrane cover (2022)
Journal Article
Riffat, J., Kutlu, C., Tapia-Brito, E., Su, Y., & Riffat, S. (2022). A preliminary experimental study of a novel incorporation of chilled ceiling with phase change materials and transparent membrane cover. International Journal of Low-Carbon Technologies, 17, 258-265. https://doi.org/10.1093/ijlct/ctab104

This study presents an experimental investigation into a novel incorporation of chilled ceiling with transparent membrane cover and phase-change material (PCM) to form a new type of PCM chilled ceiling panel. The membrane cover is infrared transparen... Read More about A preliminary experimental study of a novel incorporation of chilled ceiling with phase change materials and transparent membrane cover.

Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects (2022)
Journal Article
Hu, M., Zhao, B., Suhendri, Ao, X., Cao, J., Wang, Q., …Pei, G. (2022). Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects. Renewable and Sustainable Energy Reviews, 160, Article 112304. https://doi.org/10.1016/j.rser.2022.112304

The dynamic energy balance on the earth is jointly governed by solar energy harvesting and radiative sky cooling. Mainstream solar energy technologies, including photovoltaic conversion (PV), photothermal conversion (PT), and photovoltaic/thermal con... Read More about Applications of radiative sky cooling in solar energy systems: Progress, challenges, and prospects.

Performance evaluation of combined solar chimney and radiative cooling ventilation (2021)
Journal Article
Suhendri, S., Hu, M., Su, Y., Darkwa, J., & Riffat, S. (2022). Performance evaluation of combined solar chimney and radiative cooling ventilation. Building and Environment, 209, Article 108686. https://doi.org/10.1016/j.buildenv.2021.108686

Passive cooling is inevitable for buildings to be resilient to global warming. While many forms of passive cooling techniques have been developed, passive radiative cooling (RC), as an emerging technology, is still not widely applied in buildings. Du... Read More about Performance evaluation of combined solar chimney and radiative cooling ventilation.

Experimental study on a hybrid solar photothermic and radiative cooling collector equipped with a rotatable absorber/emitter plate (2021)
Journal Article
Hu, M., Zhao, B., Suhendri, S., Cao, J., Wang, Q., Riffat, S., …Pei, G. (2022). Experimental study on a hybrid solar photothermic and radiative cooling collector equipped with a rotatable absorber/emitter plate. Applied Energy, 306(Part B), Article 118096. https://doi.org/10.1016/j.apenergy.2021.118096

Taking the frigid outer space as the heat sink, a terrestrial body can cool itself to a sub-ambient temperature via radiative sky cooling (RC) scheme. However, poor seasonal and regional adaptabilities and low cooling power density of the RC technolo... Read More about Experimental study on a hybrid solar photothermic and radiative cooling collector equipped with a rotatable absorber/emitter plate.

Development and testing of a PCM enhanced domestic refrigerator with use of miniature DC compressor for weak/off grid locations (2021)
Journal Article
Riffat, J., Kutlu, C., Tapia-Brito, E., Tekpetey, S., Agyenim, F. B., Su, Y., & Riffat, S. (2021). Development and testing of a PCM enhanced domestic refrigerator with use of miniature DC compressor for weak/off grid locations. International Journal of Green Energy, 19(10), 1118-1131. https://doi.org/10.1080/15435075.2021.1984244

This paper presents the development of a sustainable and affordable domestic refrigerator for rural areas where grid setting is weak or non-existent. The refrigerator uses a miniature refrigeration unit based on a micro direct current (DC) compressor... Read More about Development and testing of a PCM enhanced domestic refrigerator with use of miniature DC compressor for weak/off grid locations.

Feasibility of realizing daytime solar heating and radiative cooling simultaneously with a novel structure (2021)
Journal Article
Hu, M., Zhao, B., Suhendri, Cao, J., Wang, Q., Riffat, S., …Pei, G. (2021). Feasibility of realizing daytime solar heating and radiative cooling simultaneously with a novel structure. Sustainable Cities and Society, 74, Article 103224. https://doi.org/10.1016/j.scs.2021.103224

Recent breakthroughs in preparing near-perfect emitters have made it possible to realize daytime radiative cooling under intensive solar radiation. However, a typical radiative cooler cannot deliver heat and may even cause an undesired cooling effect... Read More about Feasibility of realizing daytime solar heating and radiative cooling simultaneously with a novel structure.

Life cycle assessment of a novel biomass-based aerogel material for building insulation (2021)
Journal Article
Wang, Y., Rasheed, R., Jiang, F., Rizwan, A., Javed, H., Su, Y., & Riffat, S. (2021). Life cycle assessment of a novel biomass-based aerogel material for building insulation. Journal of Building Engineering, 44, Article 102988. https://doi.org/10.1016/j.jobe.2021.102988

There is a growing interest in accounting for the environmental externalities and the greenhouse gas (GHG) emissions associated with the building industry. This study examines the life cycle environmental impacts of a novel biomass-based aerogel buil... Read More about Life cycle assessment of a novel biomass-based aerogel material for building insulation.

An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems (2021)
Journal Article
Alshahrani, A., Omer, S., & Su, Y. (2021). An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems. Electronics, 10(11), Article 1254. https://doi.org/10.3390/electronics10111254

It is widely believed that the incorporation of renewable energy to the current power grid is the way forward in achieving sustainable power generation. Currently, with the reduction of PV prices, many countries have started connecting PV systems int... Read More about An Investigation into the Potential of Hosting Capacity and the Frequency Stability of a Regional Grid with Increasing Penetration Level of Large-Scale PV Systems.

Performance analysis of a novel bifacial solar photothermic and radiative cooling module (2021)
Journal Article
Hu, M., Zhao, B., Ao, X., Suhendri, Cao, J., Wang, Q., …Pei, G. (2021). Performance analysis of a novel bifacial solar photothermic and radiative cooling module. Energy Conversion and Management, 236, Article 114057. https://doi.org/10.1016/j.enconman.2021.114057

Solar energy and universe coldness are two renewable and clean energy constantly sent from outer space to the earth. Solar thermal collectors and radiative coolers respectively harvest heat and cooling energy in this context. However, their static an... Read More about Performance analysis of a novel bifacial solar photothermic and radiative cooling module.

A novel automated louver with parametrically-angled reflective slats; design evaluation for better practicality and daylighting uniformity (2021)
Journal Article
Eltaweel, A., Su, Y., Mandour, M., & Elrawy, O. O. (2021). A novel automated louver with parametrically-angled reflective slats; design evaluation for better practicality and daylighting uniformity. Journal of Building Engineering, 42, Article 102438. https://doi.org/10.1016/j.jobe.2021.102438

Daylighting harvest systems have been improved in recent decades. They have been dramatically used in green buildings to achieve a more sustainable living environment. However, their cost, sizes, shapes, materials, accuracy and control methods are co... Read More about A novel automated louver with parametrically-angled reflective slats; design evaluation for better practicality and daylighting uniformity.

A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector (2020)
Journal Article
Hu, M., Guo, C., Zhao, B., Ao, X., Suhendri, Cao, J., …Pei, G. (2021). A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector. Renewable Energy, 167, 884-898. https://doi.org/10.1016/j.renene.2020.12.008

An evacuated flat-plate photovoltaic/thermal (E-PV/T) collector was proposed. The inner space of the E-PV/T collector is vacuumed to suppress non-radiative heat losses, thus increasing thermal efficiency of the collector. Therefore, the E-PV/T collec... Read More about A parametric study on the performance characteristics of an evacuated flat-plate photovoltaic/thermal (PV/T) collector.

Implementation of Passive Radiative Cooling Technology in Buildings: A Review (2020)
Journal Article
Suhendri, S., Hu, M., Su, Y., Darkwa, J., & Riffat, S. (2020). Implementation of Passive Radiative Cooling Technology in Buildings: A Review. Buildings, 10(12), 1-28. https://doi.org/10.3390/buildings10120215

Radiative cooling (RC) is attracting more interest from building engineers and architects. Using the sky as the heat sink, a radiative cooling material can be passively cooled by emitting heat to the sky. As a result of the development of material te... Read More about Implementation of Passive Radiative Cooling Technology in Buildings: A Review.

An automated louver with innovative parametrically-angled reflective slats: Prototyping and validation via using parametric control in Grasshopper along with Arduino board (2020)
Journal Article
Eltaweel, A., Su, Y., Hafez, M., & Eltaweel, W. (2021). An automated louver with innovative parametrically-angled reflective slats: Prototyping and validation via using parametric control in Grasshopper along with Arduino board. Energy and Buildings, 231, Article 110614. https://doi.org/10.1016/j.enbuild.2020.110614

Energy-saving potential in lighting is significant in office buildings due to their primary occupancy during the daytime. This potential can be realised with an advanced daylighting system being particularly able to deliver more uniform and steadier... Read More about An automated louver with innovative parametrically-angled reflective slats: Prototyping and validation via using parametric control in Grasshopper along with Arduino board.

Droplet entrainment within the evaporator to the suitable volume-filling ratio of a vertical two-phase closed thermosyphon (2020)
Journal Article
Zhang, T., Yan, Z., Wang, L., Zheng, W., Su, Y., & Zheng, R. (2021). Droplet entrainment within the evaporator to the suitable volume-filling ratio of a vertical two-phase closed thermosyphon. International Journal of Thermal Sciences, 159, Article 106576. https://doi.org/10.1016/j.ijthermalsci.2020.106576

The present study on vertical two-phase closed thermosyphon (TPCT) is aimed to determine the suitable volume-filling ratio, as a function of geometries, heat flux and vapor temperature, in order to avoid the potential local dryout in the evaporator s... Read More about Droplet entrainment within the evaporator to the suitable volume-filling ratio of a vertical two-phase closed thermosyphon.

An analytical study of the nocturnal radiative cooling potential of typical photovoltaic/thermal module (2020)
Journal Article
Hu, M., Zhao, B., Ao, X., Suhendri, Cao, J., Wang, Q., …Pei, G. (2020). An analytical study of the nocturnal radiative cooling potential of typical photovoltaic/thermal module. Applied Energy, 277, Article 115625. https://doi.org/10.1016/j.apenergy.2020.115625

Radiative cooling (RC) sees great developments in recent years due to its unique feature of sending waste heat to the cold universe without any additional energy consumption, which is extensively proved in many application scenarios, including its in... Read More about An analytical study of the nocturnal radiative cooling potential of typical photovoltaic/thermal module.

Effect of the spectrally selective features of the cover and emitter combination on radiative cooling performance (2020)
Journal Article
Hu, M., Suhendri, Zhao, B., Ao, X., Cao, J., Wang, Q., …Pei, G. (2021). Effect of the spectrally selective features of the cover and emitter combination on radiative cooling performance. Energy and Built Environment, 2(3), 251-259. https://doi.org/10.1016/j.enbenv.2020.06.008

Radiative cooling (RC) shows good potential for building energy saving by throwing waste heat to the cosmos in a passive and sustainable manner. However, most available radiative coolers suffer from low cooling flux. The situation becomes even deteri... Read More about Effect of the spectrally selective features of the cover and emitter combination on radiative cooling performance.

Advanced parametric louver systems with bi-axis and two-layer designs for an extensive daylighting coverage in a deep-plan office room (2020)
Journal Article
Eltaweel, A., Su, Y., Lv, Q., & Lv, H. (2020). Advanced parametric louver systems with bi-axis and two-layer designs for an extensive daylighting coverage in a deep-plan office room. Solar Energy, 206, 596-613. https://doi.org/10.1016/j.solener.2020.06.035

Advanced daylighting systems have become commonly used in modern architecture for a more sustainable environment. The mainstream of recent daylighting studies focuses not only on the quantity but also the quality of daylight delivered to an interior... Read More about Advanced parametric louver systems with bi-axis and two-layer designs for an extensive daylighting coverage in a deep-plan office room.

Investigation of an innovative PV/T-ORC system using amorphous silicon cells and evacuated flat plate solar collectors (2020)
Journal Article
Kutlu, C., Li, J., Su, Y., Wang, Y., Pei, G., & Riffat, S. (2020). Investigation of an innovative PV/T-ORC system using amorphous silicon cells and evacuated flat plate solar collectors. Energy, 203, Article 117873. https://doi.org/10.1016/j.energy.2020.117873

Solar-driven organic Rankine cycle (s-ORC) power generation is a promising technology with thermal storage for flexible operation to meet domestic variable electricity demand. A satisfactory efficiency of this technology can be obtained only at mediu... Read More about Investigation of an innovative PV/T-ORC system using amorphous silicon cells and evacuated flat plate solar collectors.

Evaluate the validity of the empirical correlations of clearance and friction coefficients to improve a scroll expander semi-empirical model (2020)
Journal Article
Kutlu, C., Erdinc, M. T., Li, J., Su, Y., Pei, G., Gao, G., & Riffat, S. (2020). Evaluate the validity of the empirical correlations of clearance and friction coefficients to improve a scroll expander semi-empirical model. Energy, 202, Article 117723. https://doi.org/10.1016/j.energy.2020.117723

This study presents a scroll expander modelling methodology for small scale power generation systems by combining scroll geometry and semi-empirical model. Although the semi-empirical model is quite popular, its dependence on several experimentally-d... Read More about Evaluate the validity of the empirical correlations of clearance and friction coefficients to improve a scroll expander semi-empirical model.

Proceedings of the 18th International Conference on Sustainable Energy Technologies (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia (2020)
Conference Proceeding
RIFFAT, S., SU, Y., ISMAIL, N., & IDAYU AHMAD, M. (2020). Proceedings of the 18th International Conference on Sustainable Energy Technologies (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia. In S. RIFFAT, N. ISMAIL, Y. SU, & M. IDAYU AHMAD (Eds.), Proceedings of the 18th International Conference on Sustainable Energy Technologies (SET 2019), 20-22 August 2019, Kuala Lumpur, Malaysia

A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints (2020)
Conference Proceeding
Alotaibi, S., Omer, S., & Su, Y. (2022). A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints. In Open Science Index, Transport and Vehicle Engineering. , (570-578)

The conventional Internal Combustion Engine (ICE) based vehicles are a threat to the environment as they account for a large proportion of the overall greenhouse gas (GHG) emissions in the world. Hence, it is required to replace these vehicles with m... Read More about A Review on the Potential of Electric Vehicles in Reducing World CO2 Footprints.

A simulation study on performance improvement of solar assisted heat pump hot water system by novel controllable crystallization of supercooled PCMs (2020)
Journal Article
Kutlu, C., Zhang, Y., Elmer, T., Su, Y., & Riffat, S. (2020). A simulation study on performance improvement of solar assisted heat pump hot water system by novel controllable crystallization of supercooled PCMs. Renewable Energy, 152, 601-612. https://doi.org/10.1016/j.renene.2020.01.090

Domestic hot water (DHW) has a significant share in building’s energy consumption. In order to reduce this consumption, various solutions have been proposed such as controlling the system in an efficient way, using renewable sources and using phase c... Read More about A simulation study on performance improvement of solar assisted heat pump hot water system by novel controllable crystallization of supercooled PCMs.

Comparative study on the annual performance between loop thermosyphon solar water heating system and conventional solar water heating system (2020)
Journal Article
Zhang, T., Yan, Z. W., Wang, L. Y., Zheng, W. J., & Su, Y. H. (2020). Comparative study on the annual performance between loop thermosyphon solar water heating system and conventional solar water heating system. Solar Energy, 197, 433-442. https://doi.org/10.1016/j.solener.2020.01.019

Loop thermosyphon (LT) is usually introduced to overcome the freezing and corrosion problems associated with the conventional solar water heating (SWH) system. Compared with the conventional SWH system, the LT-SWH system possesses a lower nighttime h... Read More about Comparative study on the annual performance between loop thermosyphon solar water heating system and conventional solar water heating system.

The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review (2019)
Journal Article
Alshahrani, A., Omer, S., Su, Y., Mohamed, E., & Alotaibi, S. (2019). The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review. Electronics, 8(12), https://doi.org/10.3390/electronics8121443

Decarbonisation, energy security and expanding energy access are the main driving forces behind the worldwide increasing attention in renewable energy. This paper focuses on the solar photovoltaic (PV) technology because, currently, it has the most a... Read More about The Technical Challenges Facing the Integration of Small-Scale and Large-scale PV Systems into the Grid: A Critical Review.

The advances of polysaccharide-based aerogels: Preparation and potential application (2019)
Journal Article
Wang, Y., Su, Y., Wang, W., Fang, Y., Riffat, S. B., & Jiang, F. (2019). The advances of polysaccharide-based aerogels: Preparation and potential application. Carbohydrate Polymers, 226, Article 115242. https://doi.org/10.1016/j.carbpol.2019.115242

Polysaccharide-based aerogels have high application value as one kind of unique functional materials. Not only has it high porosity and low-density, but also the non-toxicity and biodegradability. In recent decades, a variety of natural raw materials... Read More about The advances of polysaccharide-based aerogels: Preparation and potential application.

Fabrication and characterization of a novel konjac glucomannan-based air filtration aerogels strengthened by wheat straw and okara (2019)
Journal Article
Wang, W., Fang, Y., Ni, X., Wu, K., Wang, Y., Jiang, F., & Riffat, S. B. (2019). Fabrication and characterization of a novel konjac glucomannan-based air filtration aerogels strengthened by wheat straw and okara. Carbohydrate Polymers, 224, Article 115129. https://doi.org/10.1016/j.carbpol.2019.115129

The konjac glucomannan (KGM)-based aerogel as an air filtration material was fabricated through sol-gel and freeze-drying methods. Results showed that gelatin and starch addition could increase the filtration efficiency and compressive strength of ae... Read More about Fabrication and characterization of a novel konjac glucomannan-based air filtration aerogels strengthened by wheat straw and okara.

A Novel and Accurate Method for Moisture Adsorption Isotherm Determination of Sultana Raisins (2019)
Journal Article
Li, J., Dong, L., Xiao, M., Qiao, D., Wu, K., Jiang, F., …Su, Y. (2019). A Novel and Accurate Method for Moisture Adsorption Isotherm Determination of Sultana Raisins. Food Analytical Methods, 12(11), 2491-2499. https://doi.org/10.1007/s12161-019-01599-0

A novel method (dynamic water transfer–based water activity analyzer (DWT) method) based on Fick’s law of diffusion for the accurate measurement of moisture sorption isotherm (MSI) has been developed and was compared with saturated salt solutions (SS... Read More about A Novel and Accurate Method for Moisture Adsorption Isotherm Determination of Sultana Raisins.

Effect of drying temperature on structural and thermomechanical properties of konjac glucomannan-zein blend films (2019)
Journal Article
Li, C., Wu, K., Su, Y., Riffat, S. B., Ni, X., & Jiang, F. (2019). Effect of drying temperature on structural and thermomechanical properties of konjac glucomannan-zein blend films. International Journal of Biological Macromolecules, 138, 135-143. https://doi.org/10.1016/j.ijbiomac.2019.07.007

Konjac glucomannan (KGM)/zein blend films were successfully prepared by solution casting at different drying temperatures (40, 50, 60, 70 and 80 °C). The effects of drying temperature on the films' structural, thermomechanical, mechanical and water b... Read More about Effect of drying temperature on structural and thermomechanical properties of konjac glucomannan-zein blend films.

A study on heat storage sizing and flow control for a domestic scale solar-powered organic Rankine cycle-vapour compression refrigeration system (2019)
Journal Article
Kutlu, C., Erdinc, M. T., Li, J., Wang, Y., & Su, Y. (2019). A study on heat storage sizing and flow control for a domestic scale solar-powered organic Rankine cycle-vapour compression refrigeration system. Renewable Energy, 143, 301-312. https://doi.org/10.1016/j.renene.2019.05.017

This paper presents the off-design modelling of a domestic scale solar organic Rankine cycle (ORC) and vapour compression cycle (VCC) in a coupled operation in different operating modes by using evacuated flat plate (EFP) collectors. Thermodynamic an... Read More about A study on heat storage sizing and flow control for a domestic scale solar-powered organic Rankine cycle-vapour compression refrigeration system.

Proceedings of the 17th International Conference on Sustainable Energy Technologies – SET 2018, 21st - 23rd August 201 8 , Wuhan, China : Sustainable Energy Technologies f or Eco Cities and Environment (2019)
Conference Proceeding
(2019). Proceedings of the 17th International Conference on Sustainable Energy Technologies – SET 2018, 21st - 23rd August 201 8 , Wuhan, China : Sustainable Energy Technologies f or Eco Cities and Environment. In S. Riffat, Y. Su, D. Liu, & Y. Zhang (Eds.), Proceedings of the 17th International Conference on Sustainable Energy Technologies – SET 2018, 21st - 23rd August 2018 , Wuhan, China

Influence of crosslinker amount on the microstructure and properties of starch-based superabsorbent polymers by one-step preparation at high starch concentration (2019)
Journal Article
Qiao, D., Tu, W., Wang, Z., Yu, L., Zhang, B., Bao, X., …Lin, Q. (2019). Influence of crosslinker amount on the microstructure and properties of starch-based superabsorbent polymers by one-step preparation at high starch concentration. International Journal of Biological Macromolecules, 129, 679-685. https://doi.org/10.1016/j.ijbiomac.2019.02.019

This work concerns how crosslinker amount (N, N′-methylene-bisacrylamide) affects the microstructural, absorbent and rheological features of one-step prepared starch-based superabsorbent polymers at a high starch concentration (0.27:1 w/w starch-wate... Read More about Influence of crosslinker amount on the microstructure and properties of starch-based superabsorbent polymers by one-step preparation at high starch concentration.

Design of steam condensation temperature for an innovative solar thermal power generation system using cascade Rankine cycle and two-stage accumulators (2019)
Journal Article
Gao, G., Li, J., Li, P., Cao, J., Pei, G., Dabwan, Y. N., & Su, Y. (2019). Design of steam condensation temperature for an innovative solar thermal power generation system using cascade Rankine cycle and two-stage accumulators. Energy Conversion and Management, 184, 389-401. https://doi.org/10.1016/j.enconman.2019.01.067

An innovative solar thermal power generation system using cascade steam-organic Rankine cycle (SORC) and two-stage accumulators has recently been proposed. This system offers a significantly higher heat storage capacity than conventional direct steam... Read More about Design of steam condensation temperature for an innovative solar thermal power generation system using cascade Rankine cycle and two-stage accumulators.

Understanding the multi-scale structure and digestion rate of water chestnut starch (2019)
Journal Article
Qiao, D., Tu, W., Zhang, B., Wang, R., Li, N., Nishinari, K., …Jiang, F. (2019). Understanding the multi-scale structure and digestion rate of water chestnut starch. Food Hydrocolloids, 91, 311-318. https://doi.org/10.1016/j.foodhyd.2019.01.036

Using combined techniques and two comparisons (maize and cassava starches), this work concerns the multi-scale structure and digestion rate of water chestnut tuber starch. Among the starches, the water chestnut starch showed altered hierarchical stru... Read More about Understanding the multi-scale structure and digestion rate of water chestnut starch.

An evaluation study of miniature dielectric crossed compound parabolic concentrator (dCCPC) panel as skylights in building energy simulation (2019)
Journal Article
Tian, M., Zhang, L., Su, Y., Xuan, Q., Li, G., & Lv, H. (2019). An evaluation study of miniature dielectric crossed compound parabolic concentrator (dCCPC) panel as skylights in building energy simulation. Solar Energy, 179, 264-278. https://doi.org/10.1016/j.solener.2018.12.058

The potential of miniature dielectric crossed compound parabolic concentrator (dCCPC) panel as skylights for daylighting control has drawn a considerable research attention in the recent years, owing to its feature of variable transmittance according... Read More about An evaluation study of miniature dielectric crossed compound parabolic concentrator (dCCPC) panel as skylights in building energy simulation.

A novel approach to thermal storage of direct steam generation solar power systems through two-step heat discharge (2018)
Journal Article
Li, J., Gao, G., Kutlu, C., Liu, K., Pei, G., Su, Y., …Riffat, S. (2019). A novel approach to thermal storage of direct steam generation solar power systems through two-step heat discharge. Applied Energy, 236, 81-100. https://doi.org/10.1016/j.apenergy.2018.11.084

© 2018 Elsevier Ltd Steam accumulators are the only commercial solution for heat storage of direct steam generation (DSG) solar thermal power plants. Current accumulators have low storage capacity as the turbine suffers from inefficient off-design op... Read More about A novel approach to thermal storage of direct steam generation solar power systems through two-step heat discharge.

Pt nanowire growth induced by Pt nanoparticles in application of the cathodes for Polymer Electrolyte Membrane Fuel Cells (PEMFCs) (2018)
Journal Article
Sui, S., Wei, Z., Su, K., He, A., Wang, X., Su, Y., …Du, S. (2018). Pt nanowire growth induced by Pt nanoparticles in application of the cathodes for Polymer Electrolyte Membrane Fuel Cells (PEMFCs). International Journal of Hydrogen Energy, 43(43), 20041-20049. https://doi.org/10.1016/j.ijhydene.2018.09.009

Improving cathode performance at a lower Pt loading is critical in commercial PEMFC applications. A novel Pt nanowire (Pt-NW) cathode was developed by in-situ growth of Pt nanowires in carbon matrix consisting Pt nanoparticles (Pt-NPs). Characterizat... Read More about Pt nanowire growth induced by Pt nanoparticles in application of the cathodes for Polymer Electrolyte Membrane Fuel Cells (PEMFCs).

Experimental study on a novel photovoltaic thermal system using amorphous silicon cells deposited on stainless steel (2018)
Journal Article
Li, J., Ren, X., Yuan, W., Li, Z., Pei, G., Su, Y., …Riffat, S. (2018). Experimental study on a novel photovoltaic thermal system using amorphous silicon cells deposited on stainless steel. Energy, 159, https://doi.org/10.1016/j.energy.2018.06.127

Amorphous silicon (a-Si) cells are able to perform better as temperature increases due to the effect of thermal annealing. a-Si cells have great potential to solve or ease the problems of high power temperature coefficient, large thermal stress cause... Read More about Experimental study on a novel photovoltaic thermal system using amorphous silicon cells deposited on stainless steel.

Bioenergy recovery analysis from various waste substrates by employing a novel industrial scale AD plant (2018)
Journal Article
Rasheed, R., Yasar, A., Rashid Ahmad, S., Bari Tabinda, A., Ahmad Khan, S., & Su, Y. (2018). Bioenergy recovery analysis from various waste substrates by employing a novel industrial scale AD plant. Energy Sources, Part A, 40(16), 1935-1946. doi:10.1080/15567036.2018.1489439

In this novel industrial scale case study, the bioenergy recovery based on sole and mixed cow-buffalo (CBM) and potato waste (PW) substrates has been analyzed in real time, i.e., on-site on a full-scale operational anaerobic digestion (AD) plant. The... Read More about Bioenergy recovery analysis from various waste substrates by employing a novel industrial scale AD plant.

Thermal conductivity, structure and mechanical properties of konjac glucomannan/starch based aerogel strengthened by wheat straw (2018)
Journal Article
Wang, Y., Wu, K., Xiao, M., Riffat, S. B., Su, Y., & Jiang, F. (2018). Thermal conductivity, structure and mechanical properties of konjac glucomannan/starch based aerogel strengthened by wheat straw. Carbohydrate Polymers, 197, 284-291. https://doi.org/10.1016/j.carbpol.2018.06.009

This study presents the preparation and property characterization of a konjac glucomannan (KGM)/starch based aerogel as a thermal insulation material. Wheat straw powders (a kind of agricultural waste) and starch are used to enhance aerogel physical... Read More about Thermal conductivity, structure and mechanical properties of konjac glucomannan/starch based aerogel strengthened by wheat straw.

Off-design performance modelling of a solar organic Rankine cycle integrated with pressurized hot water storage unit for community level application (2018)
Journal Article
Kutlu, C., Li, J., Su, Y., Pei, G., & Riffat, S. (2018). Off-design performance modelling of a solar organic Rankine cycle integrated with pressurized hot water storage unit for community level application. Energy Conversion and Management, 166, https://doi.org/10.1016/j.enconman.2018.04.024

Solar organic Rankine cycle (ORC) has advantages over common PV systems in view of the flexible operation even if solar radiation is unavailable. However, at present the dynamic performance of solar ORC with respect to the off-design behaviour of sto... Read More about Off-design performance modelling of a solar organic Rankine cycle integrated with pressurized hot water storage unit for community level application.

A study on incorporation of transpired solar collector in a novel multifunctional PV/Thermal/Daylighting (PV/T/D) panel (2018)
Journal Article
Tian, M., Yu, X., Su, Y., Zheng, H., & Riffat, S. (2018). A study on incorporation of transpired solar collector in a novel multifunctional PV/Thermal/Daylighting (PV/T/D) panel. Solar Energy, 165, https://doi.org/10.1016/j.solener.2018.03.009

When a transparent dielectric compound parabolic concentrator (CPC) PV panel is applied as a skylight in atrium, heat rejection from the PV cells results in both low electrical conversion efficiency and unwanted heat to the atrium in summer, which us... Read More about A study on incorporation of transpired solar collector in a novel multifunctional PV/Thermal/Daylighting (PV/T/D) panel.

Evaluation of a large dish-type concentrator solar lighting system for underground car park (2018)
Journal Article
Song, D., Lv, H., Liao, J., Huang, W., Huang, S., Cheng, C., …Riffat, S. (2018). Evaluation of a large dish-type concentrator solar lighting system for underground car park. International Journal of Energy Research, 42(6), 2234-2245. https://doi.org/10.1002/er.4017

To utilize solar energy more efficiently and reduce lighting power consumption in underground public spaces such as car park, a large dish-type concentrator solar lighting system is put forward along with its evaluation, which is a unique design to a... Read More about Evaluation of a large dish-type concentrator solar lighting system for underground car park.

Numerical and lab experiment study of a novel concentrating PV with uniform flux distribution (2018)
Journal Article
Li, G., Xuan, Q., Lu, Y., Pei, G., Su, Y., & Ji, J. (2018). Numerical and lab experiment study of a novel concentrating PV with uniform flux distribution. Solar Energy Materials and Solar Cells, 179, 1-9. https://doi.org/10.1016/j.solmat.2018.02.012

The uniform illumination profile that falls on the PV cell is good for PV output and lifespan, however the flux distribution of the concentrating PV appears to be non-uniform in most cases which is harmful for the overall performance of the concentra... Read More about Numerical and lab experiment study of a novel concentrating PV with uniform flux distribution.

Life-cycle assessment of a low-concentration PV module for building south wall integration in China (2018)
Journal Article
Li, G., Xuan, Q., Pei, G., Su, Y., Lu, Y., & Ji, J. (2018). Life-cycle assessment of a low-concentration PV module for building south wall integration in China. Applied Energy, https://doi.org/10.1016/j.apenergy.2018.02.005

Low-concentration PV (CPV, concentrating photovoltaic) technology is a promising concept because it can work with the fixed installation. However, besides the economic consideration, the environmental impacts of the CPV module throughout its life cyc... Read More about Life-cycle assessment of a low-concentration PV module for building south wall integration in China.

Effect of different carrier gases on productivity enhancement of a novel multi-effect vertical concentric tubular solar brackish water desalination device (2018)
Journal Article
Hou, J., Yang, J., Chang, Z., Zheng, H., & Su, Y. (2018). Effect of different carrier gases on productivity enhancement of a novel multi-effect vertical concentric tubular solar brackish water desalination device. Desalination, 432, 72-80. doi:10.1016/j.desal.2018.01.011

A novel multi-effect vertical concentric tubular solar brackish water desalination device is introduced in present study. The device consists of four closely spaced concentric pipes, in which the feed water gets preheated by hot brine water to guaran... Read More about Effect of different carrier gases on productivity enhancement of a novel multi-effect vertical concentric tubular solar brackish water desalination device.

A novel evaporative cooling system with a polymer hollow fibre spindle (2018)
Journal Article
Chen, X., Su, Y., Aydin, D., Ding, Y., Zhang, S., Reay, D., & Riffat, S. (2018). A novel evaporative cooling system with a polymer hollow fibre spindle. Applied Thermal Engineering, 132, 665-675. https://doi.org/10.1016/j.applthermaleng.2018.01.005

A polymer hollow fibre evaporative cooling system with a novel configuration of fibre bundle is proposed. With the aim to avoid the flow channelling or shielding of adjacent fibres the fibres inside each bundle were made into a spindle shape to maxim... Read More about A novel evaporative cooling system with a polymer hollow fibre spindle.

Effect of non-uniform illumination and temperature distribution on concentrating solar cell: a review (2017)
Journal Article
Li, G., Xuan, Q., Pei, G., Su, Y., & Ji, J. (2018). Effect of non-uniform illumination and temperature distribution on concentrating solar cell: a review. Energy, 144, 1119-1136. doi:10.1016/j.energy.2017.12.067

Concentrated photovoltaic (CPV) technology as a typical PV application is becoming popular due to its advantages of high conversion efficiency and low cost etc. However an important issue for CPV technology is the non-uniformity on the illumination a... Read More about Effect of non-uniform illumination and temperature distribution on concentrating solar cell: a review.

Multiple nonlinear regression model for predicting the optical performances of dielectric crossed compound parabolic concentrator (dCCPC) (2017)
Journal Article
Tian, M., & Su, Y. (2018). Multiple nonlinear regression model for predicting the optical performances of dielectric crossed compound parabolic concentrator (dCCPC). Solar Energy, 159, https://doi.org/10.1016/j.solener.2017.10.090

As a typical type of three-dimensional compound parabolic concentrator (CPC), dielectric crossed compound parabolic concentrator (dCCPC) has drawn a significant research attention in these years to explore its angular characteristics in solar collect... Read More about Multiple nonlinear regression model for predicting the optical performances of dielectric crossed compound parabolic concentrator (dCCPC).

A review on the recent research progress in the compound parabolic concentrator (CPC) for solar energy applications (2017)
Journal Article
Tian, M., Su, Y., Zheng, H., Pei, G., Li, G., & Riffat, S. (2018). A review on the recent research progress in the compound parabolic concentrator (CPC) for solar energy applications. Renewable and Sustainable Energy Reviews, 82, https://doi.org/10.1016/j.rser.2017.09.050

Compound parabolic concentrator (CPC) has been gaining ever-increasing attention from academic researchers and industrial developers owing to its stationary feature for solar energy collection with a higher efficiency. As a low concentration concentr... Read More about A review on the recent research progress in the compound parabolic concentrator (CPC) for solar energy applications.

Experimental study of organic Rankine cycle in the presence of non-condensable gases (2017)
Journal Article
Li, J., Gao, G., Li, P., Pei, G., Huang, H., Su, Y., & Ji, J. (2018). Experimental study of organic Rankine cycle in the presence of non-condensable gases. Energy, 142, https://doi.org/10.1016/j.energy.2017.10.054

Non-condensable gases (NCGs) are inevitable in organic Rankine cycle (ORC) system, and they have adverse impacts. A small-scale ORC test platform using scroll expander and R123 was constructed to investigate the NCGs effect. The expander backpressure... Read More about Experimental study of organic Rankine cycle in the presence of non-condensable gases.

The mass transfer coefficient assessment and productivity enhancement of a vertical tubular solar brackish water still (2017)
Journal Article
Hou, J., Yang, J., Chang, Z., Zheng, H., & Su, Y. (2018). The mass transfer coefficient assessment and productivity enhancement of a vertical tubular solar brackish water still. Applied Thermal Engineering, 128, 1446–1455. https://doi.org/10.1016/j.applthermaleng.2017.09.129

This paper presents an experimental investigation of a single-effect vertical tubular solar brackish water desalination device, with an aim to determine the mass transfer coefficient and its enhancement. The device consists of two closely spaced conc... Read More about The mass transfer coefficient assessment and productivity enhancement of a vertical tubular solar brackish water still.

Using integrated parametric control to achieve better daylighting uniformity in an office room: a multi-Step comparison study (2017)
Journal Article
Eltaweel, A., & Su, Y. (2017). Using integrated parametric control to achieve better daylighting uniformity in an office room: a multi-Step comparison study. Energy and Buildings, 152, https://doi.org/10.1016/j.enbuild.2017.07.033

In addition to windows, louvers are the most common architectural elements widely used in office buildings to protect them from excessive daylight and improve daylight penetration as well. Advanced glazing, window blinds, other fenestration systems a... Read More about Using integrated parametric control to achieve better daylighting uniformity in an office room: a multi-Step comparison study.

Thermodynamic and economic investigation of a screw expander-based direct steam generation solar cascade Rankine cycle system using water as thermal storage fluid (2017)
Journal Article
Li, J., Li, P., Gao, G., Pei, G., Su, Y., & Ji, J. (2017). Thermodynamic and economic investigation of a screw expander-based direct steam generation solar cascade Rankine cycle system using water as thermal storage fluid. Applied Energy, 195, https://doi.org/10.1016/j.apenergy.2017.03.033

Solar electricity generation system (SEGS) which employs cascade steam-organic Rankine cycle (SORC) and steam screw expander (SE) is promising due to the high efficiency at moderate heat source temperature. This paper puts a special emphasis on heat... Read More about Thermodynamic and economic investigation of a screw expander-based direct steam generation solar cascade Rankine cycle system using water as thermal storage fluid.

Parametric design and daylighting: a literature review (2017)
Journal Article
Eltaweel, A., & Su, Y. (2017). Parametric design and daylighting: a literature review. Renewable and Sustainable Energy Reviews, 73, https://doi.org/10.1016/j.rser.2017.02.011

In the history, architecture was exploited to the human being to protect him from unsteady environmental conditions. In the past centuries, architecture was pioneer art which has special features such as; simplicity, organization, clear style, accura... Read More about Parametric design and daylighting: a literature review.

Controlling venetian blinds based on parametric design; via implementing Grasshopper’s plugins: a case study of an office building in Cairo (2017)
Journal Article
Eltaweel, A., & Su, Y. (2017). Controlling venetian blinds based on parametric design; via implementing Grasshopper’s plugins: a case study of an office building in Cairo. Energy and Buildings, 139, https://doi.org/10.1016/j.enbuild.2016.12.075

Venetian blinds are common type of shading devices and are increasingly operated automatically to overcome the limitations of using manual operation. Automated blinds need to be controlled to maximize benefits of daylight on the aspects of redirectin... Read More about Controlling venetian blinds based on parametric design; via implementing Grasshopper’s plugins: a case study of an office building in Cairo.

A comprehensive review of Pt electrocatalysts for the oxygen reduction reaction: nanostructure, activity, mechanism and carbon support in PEM fuel cells (2016)
Journal Article
Sui, S., Wang, X., Zhou, X., Su, Y., Riffat, S., & Liu, C. (2017). A comprehensive review of Pt electrocatalysts for the oxygen reduction reaction: nanostructure, activity, mechanism and carbon support in PEM fuel cells. Journal of Materials Chemistry A, 5(5), https://doi.org/10.1039/c6ta08580f

The sluggish rate of the oxygen reduction reaction (ORR) in proton exchange membrane (PEM) fuel cells has been a major challenge. Significantly increasing efforts have been made worldwide towards a highly active ORR catalyst with high durability. Amo... Read More about A comprehensive review of Pt electrocatalysts for the oxygen reduction reaction: nanostructure, activity, mechanism and carbon support in PEM fuel cells.

Experimental investigations of polymer hollow fibre heat exchangers for building heat recovery application (2016)
Journal Article
Chen, X., Su, Y., Aydin, D., Reay, D., Law, R., & Riffat, S. (2016). Experimental investigations of polymer hollow fibre heat exchangers for building heat recovery application. Energy and Buildings, 125, 99-108. https://doi.org/10.1016/j.enbuild.2016.04.083

Due to low cost, light weight and corrosion resistant features, polymer heat exchangers have been extensively studied by researchers with the aim to replace metallic heat exchangers in a wide range of applications. Although the thermal conductivity o... Read More about Experimental investigations of polymer hollow fibre heat exchangers for building heat recovery application.

Recent research developments in polymer heat exchangers: a review (2016)
Journal Article
Chen, X., Su, Y., Reay, D., & Riffat, S. (2016). Recent research developments in polymer heat exchangers: a review. Renewable and Sustainable Energy Reviews, 60, 1367-1386. https://doi.org/10.1016/j.rser.2016.03.024

Due to their low cost, light weight and corrosive resistant features, polymer heat exchangers have been intensively studied by researchers with the aim to replace metallic heat exchangers in a wide range of applications. This paper reviews the develo... Read More about Recent research developments in polymer heat exchangers: a review.

A discussion of inner south projection angle for performance analysis of dielectric compound parabolic concentrator (2015)
Journal Article
Yu, X., & Su, Y. (2015). A discussion of inner south projection angle for performance analysis of dielectric compound parabolic concentrator. Solar Energy, 113, https://doi.org/10.1016/j.solener.2014.12.024

In the performance analysis of a trough compound parabolic concentrator (CPC), the concept of south projection angle is often used for the nonmeridional sunlight to compare with the acceptance angle of CPC to determine if solar radiation could be col... Read More about A discussion of inner south projection angle for performance analysis of dielectric compound parabolic concentrator.

A novel solar multifunctional PV/T/D system for green building roofs (2015)
Journal Article
Feng, C., Zheng, H., Wang, R., Yu, X., & Su, Y. (2015). A novel solar multifunctional PV/T/D system for green building roofs. Energy Conversion and Management, 93, 63-71. doi:10.1016/j.enconman.2015.01.001

A novel transparent roof which is made of solid CPC (Compound Parabolic Concentrator) PV/T/D (Photovoltaic/Thermal/Day lighting) system is presented. It combines the solar PV/T/D system with green building design. The PV/T/D system can achieve excell... Read More about A novel solar multifunctional PV/T/D system for green building roofs.

Design and investigation of a novel lens-walled compound parabolic concentrator with air gap (2014)
Journal Article
Guiqiang, L., Su, Y., Gang, P., Yunyun, W., & Jie, J. (2014). Design and investigation of a novel lens-walled compound parabolic concentrator with air gap. Applied Energy, 125, 21-27. https://doi.org/10.1016/j.apenergy.2014.03.042

Stationary solar concentrators can be integrated with building façade and roof, which can reduce the area of solar cells and attain higher temperature heat resource, especially in winter for building application. In this paper, a stationary lens-wall... Read More about Design and investigation of a novel lens-walled compound parabolic concentrator with air gap.

Application of RELUX simulation to investigate energy saving potential from daylighting in a new educational building in UK (2014)
Journal Article
Yu, X., Su, Y., & Chen, X. (2014). Application of RELUX simulation to investigate energy saving potential from daylighting in a new educational building in UK. Energy and Buildings, 74, https://doi.org/10.1016/j.enbuild.2014.01.024

Daylighting is a renewable energy solution for illumination and visual comfort in buildings. Daylighting performance and its induced energy saving largely depends on various factors, including room geometry, window-to-wall ratio, window transmittance... Read More about Application of RELUX simulation to investigate energy saving potential from daylighting in a new educational building in UK.

A study on use of miniature dielectric compound parabolic concentrator (dCPC) for daylighting control application (2014)
Journal Article
Yu, X., Su, Y., Zheng, H., & Riffat, S. (2014). A study on use of miniature dielectric compound parabolic concentrator (dCPC) for daylighting control application. Building and Environment, 74, https://doi.org/10.1016/j.buildenv.2013.12.008

Low-concentration solid dielectric compound parabolic concentrator (dCPC) and its variations have been widely regarded as an attractive solution to reduce the cost of a photovoltaic (PV) system, particularly for building-integrated application. Diffe... Read More about A study on use of miniature dielectric compound parabolic concentrator (dCPC) for daylighting control application.

Experimental investigation on PCM cold storage integrated with ejector cooling system (2013)
Journal Article
Chen, X., Worall, M., Omer, S., Su, Y., & Riffat, S. (2014). Experimental investigation on PCM cold storage integrated with ejector cooling system. Applied Thermal Engineering, 63(1), 419-427. https://doi.org/10.1016/j.applthermaleng.2013.11.029

An experimental investigation on the operating characteristics of cold storage ejector cooling system with finned tube inside a cylindrical PCM tank was presented in this paper. The PCM cold storage tank was coupled with the evaporator to store the e... Read More about Experimental investigation on PCM cold storage integrated with ejector cooling system.