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Experimental investigation of a novel vertical loop-heat-pipe PV/T heat and power system under different height differences (2022)
Journal Article
Yu, M., Chen, F., Zhou, J., Yuan, Y., Fan, Y., Li, G., …Zheng, S. (2022). Experimental investigation of a novel vertical loop-heat-pipe PV/T heat and power system under different height differences. Energy, 254, Part A, Article 124193. https://doi.org/10.1016/j.energy.2022.124193

For a novel vertical solar loop-heat-pipe photovoltaic/thermal system, the height difference between evaporator and condenser plays an important role in the heat transport capacity, which has significant impact on the solar thermal efficiency and par... Read More about Experimental investigation of a novel vertical loop-heat-pipe PV/T heat and power system under different height differences.

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., …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.

Assessment of the cost reduction potential of a novel loop-heat-pipe solar photovoltaic/thermal system by employing the distributed parameter model (2019)
Journal Article
Ren, X., Yu, M., Zhao, X., Li, J., Zheng, S., Chen, F., …Ji, J. (2019). Assessment of the cost reduction potential of a novel loop-heat-pipe solar photovoltaic/thermal system by employing the distributed parameter model. Energy, Article 116338. https://doi.org/10.1016/j.energy.2019.116338

© 2019 Elsevier Ltd A novel micro-channel loop-heat-pipe solar photovoltaic/thermal (LHP- PV/T) system is developed employing the co-axial tubular heat exchanger as the condenser and upper-end liquid header with tiny holes as the liquid feeder. The d... Read More about Assessment of the cost reduction potential of a novel loop-heat-pipe solar photovoltaic/thermal system by employing the distributed parameter model.

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., …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.

Operational performance of a novel heat pump coupled with mini-channel PV/T and thermal panel in low solar radiation (2019)
Journal Article
Zhou, J., Zhao, X., Yuan, Y., Li, J., Yu, M., & Fan, Y. (2020). Operational performance of a novel heat pump coupled with mini-channel PV/T and thermal panel in low solar radiation. Energy and Built Environment, 1(1), 50-59. https://doi.org/10.1016/j.enbenv.2019.08.001

Here we describe a heat pump system coupled with novel PV/T and thermal panels for space heating in low solar radiation conditions. Existing solar indirect-expansion systems connect the solar panels and evaporator of the heat pump in parallel with th... Read More about Operational performance of a novel heat pump coupled with mini-channel PV/T and thermal panel in low solar radiation.

Statistical investigation of a dehumidification system performance using Gaussian process regression (2019)
Journal Article
Akhlaghi, Y. G., Zhao, X., Shittu, S., Badiei, A., Cattaneo, M. E., & Ma, X. (2019). Statistical investigation of a dehumidification system performance using Gaussian process regression. Energy and Buildings, 202, 109406. https://doi.org/10.1016/j.enbuild.2019.109406

Swift performance assessment of dehumidification systems, in design stage and while operation of the system is of substantial importance for commercialization and wide implementation of this technology. This paper presents a novel statistical model,... Read More about Statistical investigation of a dehumidification system performance using Gaussian process regression.

Numerical simulation and experimental validation of a micro-channel PV/T modules based direct-expansion solar heat pump system (2019)
Journal Article
Zhou, J., Ma, X., Zhao, X., Yuan, Y., Yu, M., & Li, J. (2020). Numerical simulation and experimental validation of a micro-channel PV/T modules based direct-expansion solar heat pump system. Renewable energy, 145, 1992-2004. https://doi.org/10.1016/j.renene.2019.07.049

This paper presents a novel solar driven direct-expansion heat pump system employing micro-channel PV/T modules as the evaporator. The system can provide both the electrical power and thermal energy used for space heating for buildings. Experimental... Read More about Numerical simulation and experimental validation of a micro-channel PV/T modules based direct-expansion solar heat pump system.

Feasibility of an innovative amorphous silicon photovoltaic/thermal system for medium temperature applications (2019)
Journal Article
Ren, X., Li, J., Hu, M., Pei, G., Jiao, D., Zhao, X., & Ji, J. (2019). Feasibility of an innovative amorphous silicon photovoltaic/thermal system for medium temperature applications. Applied energy, 252, Article 113427. https://doi.org/10.1016/j.apenergy.2019.113427

Medium temperature photovoltaic/thermal (PV/T) systems have immense potential in the applications of absorption cooling, thermoelectric generation, and organic Rankine cycle power generation, etc. Amorphous silicon (a-Si) cells are promising in such... Read More about Feasibility of an innovative amorphous silicon photovoltaic/thermal system for medium temperature applications.

A statistical model for dew point air cooler based on the multiple polynomial regression approach (2019)
Journal Article
Akhlaghi, Y. G., Ma, X., Zhao, X., Shittu, S., & Li, J. (2019). A statistical model for dew point air cooler based on the multiple polynomial regression approach. Energy, 181, 868-881. https://doi.org/10.1016/j.energy.2019.05.213

Swift assessment of evaporative cooling systems has become a necessity in practical engineering applications of this advanced technology. This paper bypasses details of the performance process and pioneers in developing a statistical model based on t... Read More about A statistical model for dew point air cooler based on the multiple polynomial regression approach.

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., …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.