All Outputs (18)

Thermoelectric generator performance enhancement by the application of pulsed heat power (2019)
Presentation / Conference Contribution
Shittu, S., Li, G., Zhao, X., & Ma, X. (2019, June). Thermoelectric generator performance enhancement by the application of pulsed heat power. Presented at International Conference on Fluid Flow, Heat and Mass Transfer: FFHMT'19, Ottawa, Canada

Thermoelectric generator (TEG) is usually studied under steady state heating conditions however, the use of pulsed heat power could significantly enhance its performance. Therefore, this paper presents a numerical investigation of the thermal and ele... Read More about Thermoelectric generator performance enhancement by the application of pulsed heat power.

Experimental analysis of defrosting and heating performance of a solar-assisted heat pump integrated phase change energy storage (2019)
Journal Article
Chen, H., Li, G., Wang, Y., Zhang, F., Badiei, A., Lu, T., Yang, J., Jiang, L., & Zhang, Y. (2020). Experimental analysis of defrosting and heating performance of a solar-assisted heat pump integrated phase change energy storage. International journal of energy research, 44(3), 2173-2182. https://doi.org/10.1002/er.5076

© 2019 John Wiley & Sons Ltd This thesis investigates a novel solar-assisted heat pump integrated phase change energy storage system. The defrosting performance of this system was studied experimentally and the results were compared with two tradit... Read More about Experimental analysis of defrosting and heating performance of a solar-assisted heat pump integrated phase change energy storage.

Building integrated solar concentrating systems: A review (2019)
Journal Article
Li, G., Xuan, Q., Akram, M. W., Golizadeh Akhlaghi, Y., Liu, H., & Shittu, S. (2020). Building integrated solar concentrating systems: A review. Applied energy, 260, Article 114288. https://doi.org/10.1016/j.apenergy.2019.114288

© 2019 Elsevier Ltd In the building sector, concerns towards the vast energy consumption has promoted the development of renewable energy technologies. In this regards, the solar concentration devices show a promising concept for building application... Read More about Building integrated solar concentrating systems: A review.

Scale effect on electrical characteristics of CPC-PV (2019)
Journal Article
Li, G., Lu, Y., Shittu, S., & Zhao, X. (2020). Scale effect on electrical characteristics of CPC-PV. Energy, 192, Article 116726. https://doi.org/10.1016/j.energy.2019.116726

Recently, the flux distribution and Photovoltaic (PV) structure optimization have been paid more attention in the design of concentrating Photovoltaic (CPV) by several researchers while the scale factor is sometimes decided by the processing technolo... Read More about Scale effect on electrical characteristics of CPC-PV.

Building integrated thermoelectric air conditioners—a potentially fully environmentally friendly solution in building services (2019)
Journal Article
Ma, X., Zhao, H., Zhao, X., Li, G., & Shittu, S. (2019). Building integrated thermoelectric air conditioners—a potentially fully environmentally friendly solution in building services. Future Cities and Environment, 5(1), 12. https://doi.org/10.5334/fce.76

The refrigerants used in conventional vapor-compression air conditioning systems have detrimental effects on the global environment. Phasing-down hydrofluorocarbon (HFC) refrigerants for HVAC equipment over the next 20 years has been proposed. A ther... Read More about Building integrated thermoelectric air conditioners—a potentially fully environmentally friendly solution in building services.

Operational performance of a novel fast-responsive heat storage/exchanging unit (HSEU) for solar heating systems (2019)
Journal Article
Fan, Y., Zhao, X., Li, J., Cheng, Y., Zhou, J., Yu, M., Li, G., Badiei, A., Du, Z., Ji, J., Zhu, Z., Ma, X., Bai, H., & Myers, S. (2020). Operational performance of a novel fast-responsive heat storage/exchanging unit (HSEU) for solar heating systems. Renewable energy, 151, 137-151. https://doi.org/10.1016/j.renene.2019.11.007

In order for a solar heating system to provide heat immediately after sunrise, a fast response is needed to the heat demand of a serviced space. The majority of existing solar heating systems have a slow response time due to the large volume of water... Read More about Operational performance of a novel fast-responsive heat storage/exchanging unit (HSEU) for solar heating systems.

Experimental Investigation of a Novel Solar Micro-Channel Loop-Heat-Pipe Photovoltaic/Thermal (MC-LHP-PV/T) System for Heat and Power Generation (2019)
Journal Article
Yu, M., Chen, F., Zheng, S., Zhou, J., Zhao, X., Wang, Z., Li, G., Li, J., Fan, Y., Ji, J., Diallo, T. M., & Hardy, D. (2019). Experimental Investigation of a Novel Solar Micro-Channel Loop-Heat-Pipe Photovoltaic/Thermal (MC-LHP-PV/T) System for Heat and Power Generation. Applied energy, 256, 113929. https://doi.org/10.1016/j.apenergy.2019.113929

This paper aims to experimentally investigate a novel solar Micro-Channel Loop-Heat-Pipe Photovoltaic/Thermal (MC-LHP-PV/T) system which, making its first attempt to employ the co-axial tubular heat exchanger as the condenser, PV-bound multiple micro... Read More about Experimental Investigation of a Novel Solar Micro-Channel Loop-Heat-Pipe Photovoltaic/Thermal (MC-LHP-PV/T) System for Heat and Power Generation.

Preliminary experiment on a novel photovoltaic-thermoelectric system in summer (2019)
Journal Article
Li, G., Shittu, S., zhou, K., Zhao, X., & Ma, X. (2019). Preliminary experiment on a novel photovoltaic-thermoelectric system in summer. Energy, 188, Article 116041. https://doi.org/10.1016/j.energy.2019.116041

© 2019 Elsevier Ltd Compared with the PV electricity generation, the hybrid Photovoltaic-thermoelectric (PV-TE) can generate more electricity due to its ability to utilize a wider solar spectrum than the PV. The PV-TE employing micro-channel heat pip... Read More about Preliminary experiment on a novel photovoltaic-thermoelectric system in summer.

Solar Thermoelectric Technologies for Power Generation (2019)
Book Chapter
Li, G., Ma, X., Shittu, S., & Zhao, X. (2019). Solar Thermoelectric Technologies for Power Generation. In X. Zhao, & X. Ma (Eds.), Advanced Energy Efficiency Technologies for Solar Heating, Cooling and Power Generation. Green Energy and Technology (341-371). Springer (part of Springer Nature). https://doi.org/10.1007/978-3-030-17283-1_10

© 2019, Springer Nature Switzerland AG. Thermoelectric power generation (TEG) is the most effective process that can create electrical current from a thermal gradient directly, based on the Seebeck effect. Solar energy as renewable energy can provide... Read More about Solar Thermoelectric Technologies for Power Generation.

Daylighting characteristics and experimental validation of a novel concentrating photovoltaic/daylighting system (2019)
Journal Article
Xuan, Q., Li, G., Lu, Y., Zhao, B., Zhao, X., & Pei, G. (2019). Daylighting characteristics and experimental validation of a novel concentrating photovoltaic/daylighting system. Solar Energy, 186, 264-276. https://doi.org/10.1016/j.solener.2019.05.014

Daylight plays an important role on the environmental comfort level for buildings. As for the energy consumption in the building, lighting is one of the main contributors. However, traditional building integrated solar utilization systems such as fla... Read More about Daylighting characteristics and experimental validation of a novel concentrating photovoltaic/daylighting system.

Simulation and experiment on thermal performance of a micro-channel heat pipe under different evaporator temperatures and tilt angles (2019)
Journal Article
Li, G., Diallo, T. M., Akhlaghi, Y. G., Shittu, S., Zhao, X., Ma, X., & Wang, Y. (2019). Simulation and experiment on thermal performance of a micro-channel heat pipe under different evaporator temperatures and tilt angles. Energy, 179, 549-557. https://doi.org/10.1016/j.energy.2019.05.040

© 2019 Elsevier Ltd For a solar collector with a heat pipe, the tilt angle is an important factor which has a direct impact on the orientation (surface azimuth angle) and affects the amount of solar radiation reaching the surface of the collector. Th... Read More about Simulation and experiment on thermal performance of a micro-channel heat pipe under different evaporator temperatures and tilt angles.

Optimized high performance thermoelectric generator with combined segmented and asymmetrical legs under pulsed heat input power (2019)
Journal Article
Shittu, S., Li, G., Zhao, X., Ma, X., Akhlaghi, Y. G., & Ayodele, E. (2019). Optimized high performance thermoelectric generator with combined segmented and asymmetrical legs under pulsed heat input power. Journal of power sources, 428, 53-66. https://doi.org/10.1016/j.jpowsour.2019.04.099

In this study, a segmented asymmetrical thermoelectric generator (SASTEG) is numerically investigated to optimize its electrical performance and mechanical reliability under transient and steady state conditions. The thermal and electrical performanc... Read More about Optimized high performance thermoelectric generator with combined segmented and asymmetrical legs under pulsed heat input power.

Comparative study of a concentrated photovoltaic-thermoelectric system with and without flat plate heat pipe (2019)
Journal Article
Shittu, S., Li, G., Zhao, X., Golizadeh Akhlaghi, Y., Ma, X., & Yu, M. (2019). Comparative study of a concentrated photovoltaic-thermoelectric system with and without flat plate heat pipe. Energy Conversion and Management, 193, 1-14. https://doi.org/10.1016/j.enconman.2019.04.055

Thermal management of photovoltaic cells is an essential research objective for increasing the conversion efficiency of the photovoltaic. Flat plate heat pipe is a passive cooling device capable of effectively reducing the solar cell temperature. The... Read More about Comparative study of a concentrated photovoltaic-thermoelectric system with and without flat plate heat pipe.

Advancements in thermoelectric generators for enhanced hybrid photovoltaic system performance (2019)
Journal Article
Shittu, S., Li, G., Akhlaghi, Y. G., Ma, X., Zhao, X., & Ayodele, E. (2019). Advancements in thermoelectric generators for enhanced hybrid photovoltaic system performance. Renewable & sustainable energy reviews, 109, 24-54. https://doi.org/10.1016/j.rser.2019.04.023

Effective thermal management of photovoltaic cells is essential for improving its conversion efficiency and increasing its life span. Solar cell temperature and efficiency have an inverse relationship therefore, cooling of solar cells is a critical r... Read More about Advancements in thermoelectric generators for enhanced hybrid photovoltaic system performance.

The design, construction and experimental characterization of a novel concentrating photovoltaic/daylighting window for green building roof (2019)
Journal Article
Xuan, Q., Li, G., Lu, Y., Zhao, B., Zhao, X., & Pei, G. (2019). The design, construction and experimental characterization of a novel concentrating photovoltaic/daylighting window for green building roof. Energy, 175, 1138-1152. https://doi.org/10.1016/j.energy.2019.03.135

A novel concentrating photovoltaic/daylighting window to achieve the multi-function of the electricity generation and daylighting for buildings has been designed, constructed and experimentally characterized. It’s found that the concentrating photovo... Read More about The design, construction and experimental characterization of a novel concentrating photovoltaic/daylighting window for green building roof.

High performance and thermal stress analysis of a segmented annular thermoelectric generator (2019)
Journal Article
Shittu, S., Li, G., Zhao, X., Ma, X., Akhlaghi, Y. G., & Ayodele, E. (2019). High performance and thermal stress analysis of a segmented annular thermoelectric generator. Energy Conversion and Management, 184, 180-193. https://doi.org/10.1016/j.enconman.2019.01.064

Annular thermoelectric generators can eliminate the thermal contact resistance formed due to geometry mismatch when flat-plate thermoelectric generators are used with round shaped heat source or heat sink. Therefore, in this study, the numerical simu... Read More about High performance and thermal stress analysis of a segmented annular thermoelectric generator.

Comparative analysis of thermoelectric elements optimum geometry between photovoltaic-thermoelectric and solar thermoelectric (2019)
Journal Article
Li, G., Shittu, S., Ma, X., & Zhao, X. (2019). Comparative analysis of thermoelectric elements optimum geometry between photovoltaic-thermoelectric and solar thermoelectric. Energy, 171, 599-610. https://doi.org/10.1016/j.energy.2019.01.057

The optimization of the thermoelectric (TE) device geometry is one of the significant ways to improve its efficiency and power output. However, the complex relationship between the Photovoltaic and the thermoelectric device necessitates the need for... Read More about Comparative analysis of thermoelectric elements optimum geometry between photovoltaic-thermoelectric and solar thermoelectric.

Analytical and experimental study of an innovative multiple-throughout-flowing micro-channel-panels-array for a solar-powered rural house space heating system (2019)
Journal Article
Fan, Y., Zhao, X., Li, G., Cheng, Y., Zhou, J., Yu, M., Du, Z., Ji, J., Zhu, Z., Diallo, T., & Ma, X. (2019). Analytical and experimental study of an innovative multiple-throughout-flowing micro-channel-panels-array for a solar-powered rural house space heating system. Energy, 171, 566-580. https://doi.org/10.1016/j.energy.2019.01.049

This paper presents a combined analytical and experimental study of an innovative multiple-throughout-flowing micro-channel-panels-array applicable to a solar-powered rural house space heating system. This array, compared to the traditional one-to-on... Read More about Analytical and experimental study of an innovative multiple-throughout-flowing micro-channel-panels-array for a solar-powered rural house space heating system.