All Outputs (93)

The study of a seasonal solar cchp system based on evacuated flat-plate collectors and organic rankine cycle (2020)
Journal Article
Gao, G., Li, J., Cao, J., Yang, H., Pei, G., & Su, Y. (2020). The study of a seasonal solar cchp system based on evacuated flat-plate collectors and organic rankine cycle. Thermal science Society of Heat Transfer Engineers of Serbia and Montenegro, 24(2A), 915-924. https://doi.org/10.2298/TSCI180804101G

The demands of cooling, heating and electricity in residential buildings are varied with seasons. This article presented a seasonal solar combined cooling heating and power (CCHP) system based on evacuated flat-plate collectors and organic Rankine cy... Read More about The study of a seasonal solar cchp system based on evacuated flat-plate collectors and organic rankine cycle.

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.

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.

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.

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.

Novel parabolic trough power system integrating direct steam generation and molten salt systems: Preliminary thermodynamic study (2019)
Journal Article
Yang, H., Wang, Q., Huang, Y., Gao, G., Feng, J., Li, J., & Pei, G. (2019). Novel parabolic trough power system integrating direct steam generation and molten salt systems: Preliminary thermodynamic study. Energy Conversion and Management, 195, 909-926. https://doi.org/10.1016/j.enconman.2019.05.072

A novel hybrid parabolic trough power system that integrates direct steam generation and molten salt systems is proposed in this study to stably and efficiently operate solar power plants. The feedwater from the power block is preheated and evaporate... Read More about Novel parabolic trough power system integrating direct steam generation and molten salt systems: Preliminary thermodynamic study.

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 and p... 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.

Performance evaluation and analyses of novel parabolic trough evacuated collector tubes with spectrum-selective glass envelope (2019)
Journal Article
Wang, Q., Hu, M., Yang, H., Cao, J., Li, J., Su, Y., & Pei, G. (2019). Performance evaluation and analyses of novel parabolic trough evacuated collector tubes with spectrum-selective glass envelope. Renewable energy, 138, 793-804. https://doi.org/10.1016/j.renene.2019.02.025

Evacuated collector tubes (ECTs), the key components of the parabolic trough collector, suffer considerable heat loss at high operating temperature. Based on the characteristic of uneven distribution of solar irradiance around the absorber tube, nove... Read More about Performance evaluation and analyses of novel parabolic trough evacuated collector tubes with spectrum-selective glass envelope.

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.

Performance analysis of integrated linear fresnel reflector with a conventional cooling, heat, and power tri-generation plant (2019)
Journal Article
Dabwan, Y. N., Pei, G., Gao, G., Li, J., & Feng, J. (2019). Performance analysis of integrated linear fresnel reflector with a conventional cooling, heat, and power tri-generation plant. Renewable energy, 138, 639-650. https://doi.org/10.1016/j.renene.2019.01.098

This paper presents the results of a thermo-economic analysis of integrating linear Fresnel reflector (LFR) with cooling, heat and power tri-generation plan (LFR-GTPP). The annual performance of the LFR-GTPP with different sizes of gas turbine and so... Read More about Performance analysis of integrated linear fresnel reflector with a conventional cooling, heat, and power tri-generation plant.

Energetic and exergetic analyses on structural optimized parabolic trough solar receivers in a concentrated solar–thermal collector system (2019)
Journal Article
Wang, Q., Hu, M., Yang, H., Cao, J., Li, J., Su, Y., & Pei, G. (2019). Energetic and exergetic analyses on structural optimized parabolic trough solar receivers in a concentrated solar–thermal collector system. Energy, 171, 611-623. https://doi.org/10.1016/j.energy.2018.12.211

High collecting temperature in parabolic trough collectors (PTCs) induces considerable radiative heat loss of solar receivers, which causes significant negative effects on heat-collecting efficiency. Structural optimized solar receivers with inner ra... Read More about Energetic and exergetic analyses on structural optimized parabolic trough solar receivers in a concentrated solar–thermal collector system.

Thermo-economic evaluation of an innovative direct steam generation solar power system using screw expanders in a tandem configuration (2018)
Journal Article
Li, P., Li, J., Tan, R., Wang, Y., Pei, G., Jiang, B., & Tang, J. (2019). Thermo-economic evaluation of an innovative direct steam generation solar power system using screw expanders in a tandem configuration. Applied thermal engineering, 148, 1007-1017. https://doi.org/10.1016/j.applthermaleng.2018.11.097

Tandem screw expander (SE) technology is a promising solution for large volume ratio situations. Tandem SE driven direct steam generation (DSG) system is first proposed for distributed solar thermal power generation. Steam accumulator is adopted for... Read More about Thermo-economic evaluation of an innovative direct steam generation solar power system using screw expanders in a tandem configuration.

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., Ji, J., & 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.

Effect of non-condensable gas on the behaviours of a controllable loop thermosyphon under active control (2018)
Journal Article
Cao, J., Pei, G., Bottarelli, M., Chen, C., Jiao, D., & Li, J. (2019). Effect of non-condensable gas on the behaviours of a controllable loop thermosyphon under active control. Applied thermal engineering, 146, 288-294. https://doi.org/10.1016/j.applthermaleng.2018.09.132

Controllable loop thermosyphon (CLT) can be used as a significant temperature management component in solar- and electric-powered cool-storage refrigerators. However, the behaviours of CLT with non-condensable gas (NCG) under active control require f... Read More about Effect of non-condensable gas on the behaviours of a controllable loop thermosyphon under active control.

Preliminary performance study of a high-temperature parabolic trough solar evacuated receiver with an inner transparent radiation shield (2018)
Journal Article
Wang, Q., Yang, H., Hu, M., Huang, X., Li, J., & Pei, G. (2018). Preliminary performance study of a high-temperature parabolic trough solar evacuated receiver with an inner transparent radiation shield. Solar Energy, 173, 640-650. https://doi.org/10.1016/j.solener.2018.07.065

Solar evacuated receiver as a key part of parabolic trough collector (PTC) suffers considerable heat loss at high operating temperature, which exerts significantly negative effects on the overall performance of PTC system. Based on the fact of maldis... Read More about Preliminary performance study of a high-temperature parabolic trough solar evacuated receiver with an inner transparent radiation shield.

Development and assessment of integrating parabolic trough collectors with gas turbine trigeneration system for producing electricity, chilled water, and freshwater (2018)
Journal Article
Dabwan, Y. N., Gang, P., Li, J., Gao, G., & Feng, J. (2018). Development and assessment of integrating parabolic trough collectors with gas turbine trigeneration system for producing electricity, chilled water, and freshwater. Energy, 162, 364-379. https://doi.org/10.1016/j.energy.2018.07.211

The main objective of the present work is to investigate the possible modifications of a gas turbine trigeneration plant via integrating it with a parabolic trough collector (PTC) technology. This plant produces 45461 m3/day of freshwater and 2300 kg... Read More about Development and assessment of integrating parabolic trough collectors with gas turbine trigeneration system for producing electricity, chilled water, and freshwater.

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., Kutlu, Ç., Ji, J., & Riffat, S. (2018). Experimental study on a novel photovoltaic thermal system using amorphous silicon cells deposited on stainless steel. Energy, 159, 786-798. 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.

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, 132-145. 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.