All Outputs (490)

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.

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.

Thermal performance analysis of a solar energy storage unit encapsulated with HITEC salt/copper foam/nanoparticles composite (2019)
Journal Article
Xiao, X., Jia, H., Wen, D., & Zhao, X. (2020). Thermal performance analysis of a solar energy storage unit encapsulated with HITEC salt/copper foam/nanoparticles composite. Energy, 192, 116593. https://doi.org/10.1016/j.energy.2019.116593

HITEC salt (40 wt. % NaNO2, 7 wt. % NaNO3, 53 wt. % KNO3) with a melting temperature of about 142 °C is a typical phase change material (PCM) for solar energy storage. Both aluminum oxide (Al2O3) nanopowder and metal foam were used to enhance pure HI... Read More about Thermal performance analysis of a solar energy storage unit encapsulated with HITEC salt/copper foam/nanoparticles composite.

Theoretical and experimental study of a novel solar indirect-expansion heat pump system employing mini channel PV/T and thermal panels (2019)
Journal Article
Zhou, J., Zhu, Z., Zhao, X., Yuan, Y., Fan, Y., & Myers, S. (2020). Theoretical and experimental study of a novel solar indirect-expansion heat pump system employing mini channel PV/T and thermal panels. Renewable energy, 151, 674-686. https://doi.org/10.1016/j.renene.2019.11.054

This paper presents the investigation of a novel mini channel PV/T and thermal collectors combined heat pump system, using both experimental and theoretical methods. Data were produced under conditions typical for winter days in Lvliang, China. A sim... Read More about Theoretical and experimental study of a novel solar indirect-expansion heat pump system employing mini channel PV/T and thermal panels.

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.

Towards sustainable methanol from industrial CO2 sources (2019)
Book Chapter
Douven, S., Benkoussas, H., Font-Palma, C., & Léonard, G. (2019). Towards sustainable methanol from industrial CO2 sources. In M. North, & P. Styring (Eds.), Carbon Dioxide Utilization : Volume 2 : Transformations (361-384). De Gruyter. https://doi.org/10.1515/9783110665147-019

This chapter discusses the opportunity of using CO2 from industrial sources to produce sustainable methanol. Some important industrial sectors that could be seen as potential sources of CO2 are reviewed: ammonia, steel, ethanol, ethylene, natural gas... Read More about Towards sustainable methanol from industrial CO2 sources.

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., Wang, Z., Zhou, J., Pei, G., & 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., 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.

Automated dynamic thermal simulation of houses and housing stocks using readily available reduced data (2019)
Journal Article
Allinson, D., Lomas, K. J., Badiei, A., Allinson, D., & Lomas, K. J. (2019). Automated dynamic thermal simulation of houses and housing stocks using readily available reduced data. Energy and Buildings, 203, Article 109431. https://doi.org/10.1016/j.enbuild.2019.109431

This paper describes a new method to swiftly model the dynamics of heating energy demand and indoor air temperatures of houses and housing stocks. The Reduced data Energy Model (RdDEM) provides a cost-effective alternative to steady-state modelling b... Read More about Automated dynamic thermal simulation of houses and housing stocks using readily available reduced data.

Insertion loss of asymmetrical balconies on a building facąde (2019)
Journal Article
Tang, S. K., Ho, C. Y., & Chan, W. Y. (2019). Insertion loss of asymmetrical balconies on a building facąde. The Journal of the Acoustical Society of America, 146(3), 1580-1594. https://doi.org/10.1121/1.5125135

The acoustical insertion loss of asymmetrical balconies on high-rise buildings was studied experimentally using a 1:3 scaled down model in the present study. Four balcony forms featured by the presence of a full-height side-wall were included. A line... Read More about Insertion loss of asymmetrical balconies on a building facąde.

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.

A Novel Mathematical Model of the Solar Assisted Dehumidification and Regeneration Systems (2019)
Presentation / Conference Contribution
Golizadeh Akhlaghi, Y., Badiei, A., & Zhao, X. (2019, August). A Novel Mathematical Model of the Solar Assisted Dehumidification and Regeneration Systems. Paper presented at The 18th International Conference on Sustainable Energy Technologies: Sustainable energy towards the new revolution, Kuala Lumpur, Malaysia

This paper introduces a state-of-the-art modelling technique to investigate the performance of solar assisted dehumidification and regeneration cycles. The dehumidification/regeneration system investigated in this study employs a solid adsorbent bed... Read More about A Novel Mathematical Model of the Solar Assisted Dehumidification and Regeneration Systems.

Recent Advances in Hybrid Optical Materials: Integrating Nanoparticles within a Glass Matrix (2019)
Journal Article
Wei, Y., Ebendorff-Heidepriem, H., & Zhao, J. (. (2019). Recent Advances in Hybrid Optical Materials: Integrating Nanoparticles within a Glass Matrix. Advanced Optical Materials, 7(21), Article 1900702. https://doi.org/10.1002/adom.201900702

Abstract Glass containing optically active nanoparticles have been manufactured for centuries. However, only in the early 1900s, the invention of ultramicroscope and development of Mie theory paved the way to discovering the occurrence of nanoparticl... Read More about Recent Advances in Hybrid Optical Materials: Integrating Nanoparticles within a Glass Matrix.

Investigation on the Solar Absorption Property of the Nanoporous Alumina Sheet for Solar Application (2019)
Journal Article
He, S., Zhang, Y., Yang, W., Wang, Z., Zhao, X., & Wang, P. (2019). Investigation on the Solar Absorption Property of the Nanoporous Alumina Sheet for Solar Application. Materials, 12(14), Article 2329. https://doi.org/10.3390/ma12142329

In order to improve the absorption performance of the aluminum sheet for solar application, the nanoporous alumina sheets with the pore diameters of 30 nm and 400 nm were prepared by the anodic oxidation method. The absorption properties of the nanop... Read More about Investigation on the Solar Absorption Property of the Nanoporous Alumina Sheet for Solar Application.

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.

Modular Solar System for Building Integration (2019)
Book Chapter
Ren, G., Zhu, Z., Sun, Y., & Zhao, X. (2019). Modular Solar System for Building Integration. In X. Zhao, & X. Ma (Eds.), Advanced Energy Efficiency Technologies for Solar Heating, Cooling and Power Generation (143-163). Springer. https://doi.org/10.1007/978-3-030-17283-1_5

© 2019, Springer Nature Switzerland AG. Building integrated solar systems, which means components of solar thermal collectors and/or solar photovoltaics (PV) are completely integrated with building envelopes, can potentially provide additional functi... Read More about Modular Solar System for Building Integration.

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.