Outputs (76)

Parametric and economic analysis of high-temperature cascade organic Rankine cycle with a biphenyl and diphenyl oxide mixture (2022)
Journal Article
Ren, X., Li, J., Pei, G., Li, P., & Gong, L. (2023). Parametric and economic analysis of high-temperature cascade organic Rankine cycle with a biphenyl and diphenyl oxide mixture. Energy Conversion and Management, 276, Article 116556. https://doi.org/10.1016/j.enconman.2022.116556

High-temperature organic Rankine cycle (ORC) systems have the potential to improve the heat-to-power conversion efficiency and expand the temperature range for heat recovery, heat battery and solar power generation. Restricted by the critical tempera... Read More about Parametric and economic analysis of high-temperature cascade organic Rankine cycle with a biphenyl and diphenyl oxide mixture.

A novel direct steam generation system based on the high-vacuum insulated flat plate solar collector (2022)
Journal Article
Gao, D., Li, J., Ren, X., Hu, T., & Pei, G. (2022). A novel direct steam generation system based on the high-vacuum insulated flat plate solar collector. Renewable energy, 197, 966-977. https://doi.org/10.1016/j.renene.2022.07.102

Process steam is an important product in the industrial sector but the traditional steam boiler will lead to tremendous fossil fuel consumption and carbon emissions. The non-concentrating solar collectors have a huge potential for process steam gener... Read More about A novel direct steam generation system based on the high-vacuum insulated flat plate solar collector.

Analysis of a direct vapor generation system using cascade steam-organic Rankine cycle and two-tank oil storage (2022)
Journal Article
Li, P., Lin, H., Li, J., Cao, Q., Wang, Y., Pei, G., …Zhao, Z. (2022). Analysis of a direct vapor generation system using cascade steam-organic Rankine cycle and two-tank oil storage. Energy, 257, Article 124776. https://doi.org/10.1016/j.energy.2022.124776

A direct vapor generation solar power system using cascade steam-organic Rankine cycle and two-stage oil tanks is proposed. It offers a significantly enlarged storage capacity due to the unique discharge operation mode. Synthetic oil Therminol® VP-1... Read More about Analysis of a direct vapor generation system using cascade steam-organic Rankine cycle and two-tank oil storage.

An innovative concentrated solar power system driven by high-temperature cascade organic Rankine cycle (2022)
Journal Article
Ren, X., Li, J., Gao, G., & Pei, G. (2022). An innovative concentrated solar power system driven by high-temperature cascade organic Rankine cycle. Journal of Energy Storage, 52, Article 104999. https://doi.org/10.1016/j.est.2022.104999

Direct steam generation (DSG) solar power systems eliminate synthetic oils and molten salts in the solar field and enable efficient heat collection. Commercial DSG solar plants usually have a steam generation temperature of 250–285 °C to reduce the t... Read More about An innovative concentrated solar power system driven by high-temperature cascade organic Rankine cycle.

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.

A proof-of-concept study of a novel ventilation heat recovery vapour injection air source heat pump (2022)
Journal Article
Fan, Y., Li, J., Zhao, X., Myers, S., Cheng, Y., Yu, M., …Yu, S. (2022). A proof-of-concept study of a novel ventilation heat recovery vapour injection air source heat pump. Energy Conversion and Management, 256, Article 115404. https://doi.org/10.1016/j.enconman.2022.115404

Conventional air source heat pumps suffer from frosting in winter and consume a large amount of electricity for defrosting. Meanwhile, ventilation heat recovery is an important approach to energy saving in buildings. This paper conducts a proof-of-co... Read More about A proof-of-concept study of a novel ventilation heat recovery vapour injection air source heat pump.

Experimental investigation and annual performance mathematical-prediction on a novel LT-PV/T system using spiral-descent concentric copper tube heat exchanger as the condenser for large-scale application (2022)
Journal Article
Li, Z., Ji, J., Li, J., Zhao, X., Cui, Y., Song, Z., …Yao, T. T. (2022). Experimental investigation and annual performance mathematical-prediction on a novel LT-PV/T system using spiral-descent concentric copper tube heat exchanger as the condenser for large-scale application. Renewable energy, 187, 257-270. https://doi.org/10.1016/j.renene.2022.01.079

The condensers of loop thermosyphon PV/T systems (LT-PV/T) are usually integrated inside water tanks, which may bring some challenges during combination use. This research innovatively proposed a concentric copper tube heat exchanger as the condenser... Read More about Experimental investigation and annual performance mathematical-prediction on a novel LT-PV/T system using spiral-descent concentric copper tube heat exchanger as the condenser for large-scale application.

Combined Rankine Cycle and dew point cooler for energy efficient power generation of the power plants - A review and perspective study (2021)
Journal Article
Ma, X., Zhao, X., Zhang, Y., Liu, K., Yang, H., Li, J., …Liu, Z. (2022). Combined Rankine Cycle and dew point cooler for energy efficient power generation of the power plants - A review and perspective study. Energy, 238, Article 121688. https://doi.org/10.1016/j.energy.2021.121688

The Rankine Cycle is a thermodynamic process widely applied to power plants such as coal-fired power plants or nuclear reactors. The thermal efficiency of a power plant is largely dependent upon the temperature difference between a heat source and a... Read More about Combined Rankine Cycle and dew point cooler for energy efficient power generation of the power plants - A review and perspective study.

Mathematical and experimental evaluation of a mini-channel PV/T and thermal panel in summer mode (2021)
Journal Article
Zhou, J., Zhao, X., Yuan, Y., Fan, Y., & Li, J. (2021). Mathematical and experimental evaluation of a mini-channel PV/T and thermal panel in summer mode. Solar Energy, 224, 401-410. https://doi.org/10.1016/j.solener.2021.05.096

In this paper, a mini-channel PV/T and mini-channel thermal panel hot water system is presented. The thermal panels in this system use mini-channel tube as the heat exchanger, which has a small hydraulic diameter and large heat exchanger area, and th... Read More about Mathematical and experimental evaluation of a mini-channel PV/T and thermal panel in summer mode.

Parametric Analysis of a Novel Photovoltaic/Thermal System Using Amorphous Silicon Cells and Micro-Channel Loop Heat Pipes (2021)
Journal Article
Ren, X., Li, J., Zhao, X., Cao, J., Pei, G., & Ji, J. (2021). Parametric Analysis of a Novel Photovoltaic/Thermal System Using Amorphous Silicon Cells and Micro-Channel Loop Heat Pipes. Heat Transfer Engineering, 43(13), 1149-1170. https://doi.org/10.1080/01457632.2021.1943874

Photovoltaic/thermal (PV/T) systems are taking up an increasing market share owing to a high overall solar energy efficiency. An innovative PV/T system that combines amorphous silicon cells and micro-channel loop heat pipes is proposed in this paper.... Read More about Parametric Analysis of a Novel Photovoltaic/Thermal System Using Amorphous Silicon Cells and Micro-Channel Loop Heat Pipes.

Design and analysis of an innovative concentrated solar power system using cascade organic Rankine cycle and two-tank water/steam storage (2021)
Journal Article
Gao, G., Li, J., Li, P., Yang, H., Pei, G., & Ji, J. (2021). Design and analysis of an innovative concentrated solar power system using cascade organic Rankine cycle and two-tank water/steam storage. Energy Conversion and Management, 237, Article 114108. https://doi.org/10.1016/j.enconman.2021.114108

Direct steam generation (DSG) solar power systems have the potential to improve heat collection performance and reduce capital cost. One challenge of the DSG solar thermal power technology is the unsteadiness of steam generation and power conversion... Read More about Design and analysis of an innovative concentrated solar power system using cascade organic Rankine cycle and two-tank water/steam storage.

Scientific and technological progress and future perspectives of the solar assisted heat pump (SAHP) system (2021)
Journal Article
Fan, Y., Zhao, X., Han, Z., Li, J., Badiei, A., Akhlaghi, Y. G., & Liu, Z. (2021). Scientific and technological progress and future perspectives of the solar assisted heat pump (SAHP) system. Energy, 229, Article 120719. https://doi.org/10.1016/j.energy.2021.120719

Among all available solar technologies, solar-assisted heat pump (SAHP) is the most popular technology for low- and medium-temperature applications, i.e., drying, space heating, and water heating. This paper presents a critical review of the SAHP, le... Read More about Scientific and technological progress and future perspectives of the solar assisted heat pump (SAHP) system.

An innovative approach to recovery of fluctuating industrial exhaust heat sources using cascade Rankine cycle and two-stage accumulators (2021)
Journal Article
Li, P., Cao, Q., Li, J., Lin, H., Wang, Y., Gao, G., …Liu, X. (2021). An innovative approach to recovery of fluctuating industrial exhaust heat sources using cascade Rankine cycle and two-stage accumulators. Energy, 228, Article 120587. https://doi.org/10.1016/j.energy.2021.120587

The fluctuating property of the heat source is a technical obstacle of waste heat recovery, which leads to part-load operation and reduced economics. This work presents a novel system to mitigate the fluctuations by using steam-organic Rankine cycles... Read More about An innovative approach to recovery of fluctuating industrial exhaust heat sources using cascade Rankine cycle and two-stage accumulators.

Analysis of a novel photovoltaic/thermal system using InGaN/GaN MQWs cells in high temperature applications (2020)
Journal Article
Ren, X., Li, J., Gao, D., Wu, L., & Pei, G. (2021). Analysis of a novel photovoltaic/thermal system using InGaN/GaN MQWs cells in high temperature applications. Renewable energy, 168, 11-20. https://doi.org/10.1016/j.renene.2020.12.035

© 2020 Elsevier Ltd The solar cells commonly adopted in the photovoltaic/thermal (PV/T) have negative temperature coefficients, leading to a significant decrement in electrical efficiency as cell's temperature exceeds 80 °C, and thus the PV/T systems... Read More about Analysis of a novel photovoltaic/thermal system using InGaN/GaN MQWs cells in high temperature applications.

Design and analysis of a novel dual source vapor injection heat pump using exhaust and ambient air (2020)
Journal Article
Li, J., Fan, Y., Zhao, X., Bai, X., Zhou, J., Badiei, A., …Ma, X. (2021). Design and analysis of a novel dual source vapor injection heat pump using exhaust and ambient air. Energy and Built Environment, https://doi.org/10.1016/j.enbenv.2020.11.004

A novel dual source vapor injection heat pump (DSVIHP) using exhaust and ambient air is proposed. The air exhausted from the building first releases energy to the medium-pressure evaporator and is then mixed with the ambient air to heat the low-press... Read More about Design and analysis of a novel dual source vapor injection heat pump using exhaust and ambient air.

Potential of performance improvement of concentrated solar power plants by optimizing the parabolic trough receiver (2020)
Journal Article
Yang, H., Wang, Q., Cao, J., Pei, G., & Li, J. (2020). Potential of performance improvement of concentrated solar power plants by optimizing the parabolic trough receiver. Frontiers in Energy, 14, 867–881. https://doi.org/10.1007/s11708-020-0707-y

This paper proposes a comprehensive thermodynamic and economic model to predict and compare the performance of concentrated solar power plants with traditional and novel receivers with different configurations involving operating temperatures and loc... Read More about Potential of performance improvement of concentrated solar power plants by optimizing the parabolic trough receiver.

Performance investigation of solar tower system using cascade supercritical carbon dioxide Brayton-steam Rankine cycle (2020)
Journal Article
Yang, H., Li, J., Wang, Q., Wu, L., Reyes Rodríguez-Sanchez, M., Santana, D., & Pei, G. (2020). Performance investigation of solar tower system using cascade supercritical carbon dioxide Brayton-steam Rankine cycle. Energy Conversion and Management, 225, Article 113430. https://doi.org/10.1016/j.enconman.2020.113430

© 2020 Elsevier Ltd A novel solar power tower system that integrates with the cascade supercritical carbon dioxide Brayton-steam Rankine cycle is proposed to tackle the challenges of a simple supercritical carbon dioxide system in solar power systems... Read More about Performance investigation of solar tower system using cascade supercritical carbon dioxide Brayton-steam Rankine cycle.

A chronological review of advances in solar assisted heat pump technology in 21st century (2020)
Journal Article
Badiei, A., Golizadeh Akhlaghi, Y., Zhao, X., Shittu, S., Xiao, X., Li, J., …Li, G. (2020). A chronological review of advances in solar assisted heat pump technology in 21st century. Renewable & sustainable energy reviews, 132, Article 110132. https://doi.org/10.1016/j.rser.2020.110132

This paper presents a comprehensive review on developments and advances of Solar Assisted Heat Pump technology reported in 21st century. Combination of thermal and photovoltaic solar collectors with heat pumps has been widely used in recent decades f... Read More about A chronological review of advances in solar assisted heat pump technology in 21st century.

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.

Temperature-dependent performance of amorphous silicon photovoltaic/thermal systems in the long term operation (2020)
Journal Article
Ren, X., Li, J., Jiao, D., Gao, D., & Pei, G. (2020). Temperature-dependent performance of amorphous silicon photovoltaic/thermal systems in the long term operation. Applied energy, 275, Article 115156. https://doi.org/10.1016/j.apenergy.2020.115156

The influences of temperature on the performance of amorphous silicon (a-Si) solar cells and photovoltaic (PV) systems are extensively studied in the literature. The benefit from thermal annealing effect at a higher temperature than ambient has been... Read More about Temperature-dependent performance of amorphous silicon photovoltaic/thermal systems in the long term operation.

Economic and environmental analysis of a novel rural house heating and cooling system using a solar-assisted vapour injection heat pump (2020)
Journal Article
Fan, Y., Zhao, X., Li, J., Li, G., Myers, S., Cheng, Y., …Ma, X. (2020). Economic and environmental analysis of a novel rural house heating and cooling system using a solar-assisted vapour injection heat pump. Applied energy, 275, Article 115323. https://doi.org/10.1016/j.apenergy.2020.115323

An efficient low-carbon system is proposed to meet the heating and cooling demands of rural houses in cold regions. Mini-channel solar panels incorporating a novel multiple-throughout-flowing loop are used for heat collection, whilst a vapour injecti... Read More about Economic and environmental analysis of a novel rural house heating and cooling system using a solar-assisted vapour injection heat pump.

Effect of regenerator on the direct steam generation solar power system characterized by prolonged thermal storage and stable power conversion (2020)
Journal Article
Li, P., Cao, Q., Li, J., Wang, Y., Pei, G., Gao, C., …Liu, X. (2020). Effect of regenerator on the direct steam generation solar power system characterized by prolonged thermal storage and stable power conversion. Renewable energy, 159, 1099-1116. https://doi.org/10.1016/j.renene.2020.06.037

The direct steam generation (DSG) solar power system using two stage accumulators and cascade steam-organic Rankine cycle (RC-ORC) has remarkably enlarged storage capacity. It can facilitate stable power generation and address the challenges of conve... Read More about Effect of regenerator on the direct steam generation solar power system characterized by prolonged thermal storage and stable power conversion.

Feasibility research on a hybrid solar tower system using steam and molten salt as heat transfer fluid (2020)
Journal Article
Yang, H., Li, J., Huang, Y., Kwan, T. H., Cao, J., & Pei, G. (2020). Feasibility research on a hybrid solar tower system using steam and molten salt as heat transfer fluid. Energy, 205, Article 118094. https://doi.org/10.1016/j.energy.2020.118094

As a high solar concentration technology, the solar tower power (STP) system is an appealing approach to generate high-grade thermal energy and achieve high thermal-to-electric efficiency. In this study, the authors notice the solar flux distribution... Read More about Feasibility research on a hybrid solar tower system using steam and molten salt as heat transfer fluid.

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

© 2020 Elsevier Ltd 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 ob... Read More about Investigation of an innovative PV/T-ORC system using amorphous silicon cells and evacuated flat plate solar collectors.

Can whole building energy models outperform numerical models, when forecasting performance of indirect evaporative cooling systems? (2020)
Journal Article
Badiei, A., Akhlaghi, Y. G., Zhao, X., Li, J., Yi, F., & Wang, Z. (2020). Can whole building energy models outperform numerical models, when forecasting performance of indirect evaporative cooling systems?. Energy Conversion and Management, 213, Article 112886. https://doi.org/10.1016/j.enconman.2020.112886

This paper presents a whole building energy modelling work incorporating a state-of-the-art indirect evaporative cooling system. The model is calibrated and validated with real-life empirical data, and is capable of representing actual performance of... Read More about Can whole building energy models outperform numerical models, when forecasting performance of indirect evaporative cooling systems?.

A novel integrated solar tri-generation system for cooling, freshwater and electricity production purpose: Energy, economic and environmental performance analysis (2020)
Journal Article
Dabwan, Y. N., Pei, G., Gao, G., Feng, J., & Li, J. (2020). A novel integrated solar tri-generation system for cooling, freshwater and electricity production purpose: Energy, economic and environmental performance analysis. Solar Energy, 198, 139-150. https://doi.org/10.1016/j.solener.2020.01.043

This article presents the results of a thermodynamic-economic-environmental analysis of integrating linear Fresnel reflector (LFR) with a tri-generation system. The optimal integrated solar field size has been identified and the pertinent reduction i... Read More about A novel integrated solar tri-generation system for cooling, freshwater and electricity production purpose: Energy, economic and environmental performance analysis.

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., …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.

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., …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., …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.

Experimental Study of a Point-Focus Fresenel High Concentrator Photovoltaic/Thermal System (2018)
Journal Article
Jin, Z., Ji, J., Xu, N., Sun, W., Li, J., & Huang, W. (2018). Experimental Study of a Point-Focus Fresenel High Concentrator Photovoltaic/Thermal System. 880-01 Tai yang neng xue bao = Acta energiae solaris sinica / CSES, 39(1), 69-75

This paper proposes and builds a novel type of high concentration photovoltaic/thermal(HPV/T)system, combines the Fresnel type point-focus photovoltaic system with PV/T system effectively, and carries on the experimental study. Through outdoor test a... Read More about Experimental Study of a Point-Focus Fresenel High Concentrator Photovoltaic/Thermal System.

A novel concentrated solar power system using cascade steam-organic Rankine cycle and two-stage accumulators (2017)
Journal Article
Li, J., Gao, G., Pei, G., Li, P., Su, Y., Ji, J., & Riffat, S. (2017). A novel concentrated solar power system using cascade steam-organic Rankine cycle and two-stage accumulators. Energy procedia, 142, 386-394. https://doi.org/10.1016/j.egypro.2017.12.061

A novel direct steam generation solar power system is proposed based on steam screw expander, cascade steam-organic Rankine cycle (SORC) and two-stage accumulators. The high temperature accumulator (HTA) enables smooth power conversion and stores the... Read More about A novel concentrated solar power system using cascade steam-organic Rankine cycle and two-stage accumulators.

Performance study and comparative analysis of traditional and double-selective-coated parabolic trough receivers (2017)
Journal Article
Yang, H., Wang, Q., Huang, X., Li, J., & Pei, G. (2018). Performance study and comparative analysis of traditional and double-selective-coated parabolic trough receivers. Energy, 145, 206-216. https://doi.org/10.1016/j.energy.2017.12.126

Based on the simulated non-uniformity solar radiation flux distribution of the absorber by the Soltrace software using the Monte Carlo Ray-Trace Method, an innovative parabolic trough solar receiver that employs two solar selective coatings with diff... Read More about Performance study and comparative analysis of traditional and double-selective-coated parabolic trough receivers.

Numerical investigation and experimental validation of the impacts of an inner radiation shield on parabolic trough solar receivers (2017)
Journal Article
Wang, Q., Yang, H., Huang, X., Li, J., & Pei, G. (2018). Numerical investigation and experimental validation of the impacts of an inner radiation shield on parabolic trough solar receivers. Applied thermal engineering, 132, 381-392. https://doi.org/10.1016/j.applthermaleng.2017.12.112

Conventional parabolic trough solar receivers are widely used to harvest heat energy at temperatures ranging from 400 °C to 550 °C. However, high temperatures cause excessive heat loss in solar receivers. Two types of novel solar receivers with an in... Read More about Numerical investigation and experimental validation of the impacts of an inner radiation shield on parabolic trough solar receivers.

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, 739-753. 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.

Thermodynamic comparison and dynamic simulation of direct and indirect solar organic Rankine cycle systems with PCM storage (2017)
Journal Article
Alvi, J. Z., Imran, M., Pei, G., Li, J., Gao, G., & Alvi, J. (2017). Thermodynamic comparison and dynamic simulation of direct and indirect solar organic Rankine cycle systems with PCM storage. Energy procedia, 129, 716-723. https://doi.org/10.1016/j.egypro.2017.09.103

A thermodynamic comparison between a novel direct solar ORC system (DSOS) and indirect solar ORC system (ISOS) is carried out in this study. A phase change material (PCM) heat storage unit is integrated with both systems to ensure the stability of po... Read More about Thermodynamic comparison and dynamic simulation of direct and indirect solar organic Rankine cycle systems with PCM storage.

A numerical and experimental study of micro-channel heat pipe solar photovoltaics thermal system (2017)
Journal Article
Modjinou, M., Ji, J., Li, J., Yuan, W., & Zhou, F. (2017). A numerical and experimental study of micro-channel heat pipe solar photovoltaics thermal system. Applied energy, 206, 708-722. https://doi.org/10.1016/j.apenergy.2017.08.221

A novel micro-channel heat pipe array incorporated with crystalline silicon (c-Si) solar photovoltaic/thermal system (MHP-PV/T) was designed and constructed by the authors. The proposed design configuration combined c-Si solar cells and wide micro-ch... Read More about A numerical and experimental study of micro-channel heat pipe solar photovoltaics thermal system.

Experimental investigation on controllable loop thermosyphon with a reservoir (2017)
Journal Article
Cao, J., Pei, G., Jiao, D., Zhao, P., Li, J., & Wang, Y. (2017). Experimental investigation on controllable loop thermosyphon with a reservoir. Applied thermal engineering, 126, 322-329. https://doi.org/10.1016/j.applthermaleng.2017.07.182

The controllable loop thermosyphons (CLTs) can be widely applied in temperature control applications, such as cool-storage refrigerators powered by solar energy or electricity with the TOU (time of use) price. However, the performance of the CLT requ... Read More about Experimental investigation on controllable loop thermosyphon with a reservoir.

Performance analysis on a high-temperature solar evacuated receiver with an inner radiation shield (2017)
Journal Article
Wang, Q., Li, J., Yang, H., Su, K., Hu, M., & Pei, G. (2017). Performance analysis on a high-temperature solar evacuated receiver with an inner radiation shield. Energy, 139, 447-458. https://doi.org/10.1016/j.energy.2017.07.147

A novel solar evacuated receiver as the key part of parabolic trough collector (PTC) was designed and constructed by authors. The novel evacuated receiver (NER) with an inner radiation shield can significantly decrease heat loss at higher operating t... Read More about Performance analysis on a high-temperature solar evacuated receiver with an inner radiation shield.

Preliminary study on variable conductance loop thermosyphons (2017)
Journal Article
Cao, J., Pei, G., Chen, C., Jiao, D., & Jing, L. (2017). Preliminary study on variable conductance loop thermosyphons. Energy Conversion and Management, 147, 66-74. https://doi.org/10.1016/j.enconman.2017.04.105

Given that loop thermosyphons are widely used as simple and high-efficiency heat transfer devices, their passive heat transfer performance has attracted considerable research interest. The capability of loop thermosyphons for active heat transfer adj... Read More about Preliminary study on variable conductance loop thermosyphons.

Modeling and optimization of solar-powered cascade Rankine cycle system with respect to the characteristics of steam screw expander (2017)
Journal Article
Li, P., Li, J., Gao, G., Pei, G., Su, Y., Ji, J., & Ye, B. (2017). Modeling and optimization of solar-powered cascade Rankine cycle system with respect to the characteristics of steam screw expander. Renewable energy, 112, 398-412. https://doi.org/10.1016/j.renene.2017.05.054

© 2017 Elsevier Ltd The screw-type volumetric expander has great potential in distributed solar electric generating system (SEGS) applications regarding its ability of handling both steam and liquid. A parabolic trough collector (PTC)-coupled cascade... Read More about Modeling and optimization of solar-powered cascade Rankine cycle system with respect to the characteristics of steam screw expander.

Preliminary thermal analysis of a combined photovoltaic–photothermic–nocturnal radiative cooling system (2017)
Journal Article
Hu, M., Zhao, B., Li, J., Wang, Y., & Pei, G. (2017). Preliminary thermal analysis of a combined photovoltaic–photothermic–nocturnal radiative cooling system. Energy, 137, 419-430. https://doi.org/10.1016/j.energy.2017.03.075

A novel combined photovoltaic–photothermic–nocturnal radiative cooling (PV–PT–RC) system was proposed to achieve multifunctional and all-weather operation. The proposed system collects electricity and heat energy at daytime through PV and PT conversi... Read More about Preliminary thermal analysis of a combined photovoltaic–photothermic–nocturnal radiative cooling system.

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, 137-151. https://doi.org/10.1016/j.apenergy.2017.03.033

© 2017 Elsevier Ltd 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 speci... 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.

Modelling of organic Rankine cycle efficiency with respect to the equivalent hot side temperature (2016)
Journal Article
Li, J., Alvi, J. Z., Pei, G., Su, Y., Li, P., Gao, G., & Ji, J. (2016). Modelling of organic Rankine cycle efficiency with respect to the equivalent hot side temperature. Energy, 115, 668-683. https://doi.org/10.1016/j.energy.2016.09.049

© 2016 Elsevier Ltd An indicator, namely equivalent hot side temperature (TEHST) is proposed for the organic Rankine cycle (ORC). TEHST is derived from ideal thermodynamic process, but can denote the efficiency of irreversible ORC. Study on 27 fluids... Read More about Modelling of organic Rankine cycle efficiency with respect to the equivalent hot side temperature.

Field test and preliminary analysis of a combined diurnal solar heating and nocturnal radiative cooling system (2016)
Journal Article
Hu, M., Pei, G., Wang, Q., Li, J., Wang, Y., & Ji, J. (2016). Field test and preliminary analysis of a combined diurnal solar heating and nocturnal radiative cooling system. Applied energy, 179, 899-908. https://doi.org/10.1016/j.apenergy.2016.07.066

© 2016 A type of composite surface was manufactured for trial to achieve integrated solar heating and radiative cooling functions. The spectral properties of the composite surface present a relatively clear selectivity in the spectra of solar heating... Read More about Field test and preliminary analysis of a combined diurnal solar heating and nocturnal radiative cooling system.

Experimental study of the effect of inclination angle on the thermal performance of heat pipe photovoltaic/thermal (PV/T) systems with wickless heat pipe and wire-meshed heat pipe (2016)
Journal Article
Hu, M., Zheng, R., Pei, G., Wang, Y., Li, J., & Ji, J. (2016). Experimental study of the effect of inclination angle on the thermal performance of heat pipe photovoltaic/thermal (PV/T) systems with wickless heat pipe and wire-meshed heat pipe. Applied thermal engineering, 106, 651-660. https://doi.org/10.1016/j.applthermaleng.2016.06.003

© 2016 Elsevier Ltd Two different heat pipe photovoltaic/thermal (PV/T) systems, namely, wickless heat pipe PV/T system and wire-meshed heat pipe PV/T system, were proposed. In this paper, the thermal performances of the two systems working on differ... Read More about Experimental study of the effect of inclination angle on the thermal performance of heat pipe photovoltaic/thermal (PV/T) systems with wickless heat pipe and wire-meshed heat pipe.

Performance evaluation of controllable separate heat pipes (2016)
Journal Article
Cao, J., Li, J., Zhao, P., Jiao, D., Li, P., Hu, M., & Pei, G. (2016). Performance evaluation of controllable separate heat pipes. Applied thermal engineering, 100, 518-527. https://doi.org/10.1016/j.applthermaleng.2016.02.044

© 2016 Elsevier Ltd. All rights reserved. A controllable separate heat pipe (CSHP) combined with cool storage can be an efficient and low-cost solution to release the necessary cool power and to improve the precision in the temperature control of coo... Read More about Performance evaluation of controllable separate heat pipes.

Numerical simulation and experimental validation of a high concentration photovoltaic/thermal module based on point-focus Fresnel lens (2016)
Journal Article
Xu, N., Ji, J., Sun, W., Huang, W., Li, J., & Jin, Z. (2016). Numerical simulation and experimental validation of a high concentration photovoltaic/thermal module based on point-focus Fresnel lens. Applied energy, 168, 269-281. https://doi.org/10.1016/j.apenergy.2016.01.077

© 2016 Elsevier Ltd. Characteristics of a high concentration photovoltaic/thermal (HCPV/T) module equipped with point-focus Fresnel lens have been investigated in this paper. Both electrical and thermal models of the module are developed by numerical... Read More about Numerical simulation and experimental validation of a high concentration photovoltaic/thermal module based on point-focus Fresnel lens.

A cascade organic Rankine cycle power generation system using hybrid solar energy and liquefied natural gas (2016)
Journal Article
Li, P., Li, J., Pei, G., & Ji, J. (2016). A cascade organic Rankine cycle power generation system using hybrid solar energy and liquefied natural gas. Solar Energy, 127, 136-146. https://doi.org/10.1016/j.solener.2016.01.029

© 2016 Elsevier Ltd. A cascade organic Rankine cycle (ORC) system utilizing solar energy and liquefied natural gas (LNG) for thermal power generation is proposed. Energy from solar collectors drives the evaporation of working fluid in the top cycle (... Read More about A cascade organic Rankine cycle power generation system using hybrid solar energy and liquefied natural gas.

Effect of working fluids on the performance of a novel direct vapor generation solar organic Rankine cycle system (2016)
Journal Article
Li, J., Alvi, J. Z., Pei, G., Ji, J., Li, P., & Fu, H. (2016). Effect of working fluids on the performance of a novel direct vapor generation solar organic Rankine cycle system. Applied thermal engineering, 98, 786-797. https://doi.org/10.1016/j.applthermaleng.2015.12.146

© 2015 Elsevier Ltd. All rights reserved. A novel solar organic Rankine cycle (ORC) system with direct vapor generation (DVG) is proposed. A heat storage unit is embedded in the ORC to guarantee the stability of power generation. Compared with conven... Read More about Effect of working fluids on the performance of a novel direct vapor generation solar organic Rankine cycle system.

Analysis of a novel solar electricity generation system using cascade Rankine cycle and steam screw expander (2016)
Journal Article
Li, J., Li, P., Pei, G., Alvi, J. Z., & Ji, J. (2016). Analysis of a novel solar electricity generation system using cascade Rankine cycle and steam screw expander. Applied energy, 165, 627-638. https://doi.org/10.1016/j.apenergy.2015.12.087

© 2015 Elsevier Ltd. A novel solar electricity generation system (SEGS) using cascade cycle is proposed. The top and the bottom are steam Rankine cycle (SRC) and organic Rankine cycle (ORC). Particulary, screw expander (SE), which is characterized by... Read More about Analysis of a novel solar electricity generation system using cascade Rankine cycle and steam screw expander.

Design of the ORC (organic Rankine cycle) condensation temperature with respect to the expander characteristics for domestic CHP (combined heat and power) applications (2014)
Journal Article
Li, J., Pei, G., Ji, J., Bai, X., Li, P., & Xia, L. (2014). Design of the ORC (organic Rankine cycle) condensation temperature with respect to the expander characteristics for domestic CHP (combined heat and power) applications. Energy, 77, 579-590. https://doi.org/10.1016/j.energy.2014.09.039

Domestic CHP (combined heat and power) generation is one new application of the ORC (organic Rankine cycle). An environment temperature fluctuation of 40°C through the year is common in many areas, where the consumer's demand on heat follows a season... Read More about Design of the ORC (organic Rankine cycle) condensation temperature with respect to the expander characteristics for domestic CHP (combined heat and power) applications.

Analysis of a novel gravity driven organic Rankine cycle for small-scale cogeneration applications (2013)
Journal Article
Li, J., Pei, G., Li, Y., & Ji, J. (2013). Analysis of a novel gravity driven organic Rankine cycle for small-scale cogeneration applications. Applied energy, 108, 34-44. https://doi.org/10.1016/j.apenergy.2013.03.014

A naturally-controlled organic Rankine cycle (ORC) without negative work is proposed. Compared with conventional ORCs, the novel system uses gravity instead of a pump to pressurize the working fluid, and hence the problems associated with the pump ca... Read More about Analysis of a novel gravity driven organic Rankine cycle for small-scale cogeneration applications.

Examination of the expander leaving loss in variable organic Rankine cycle operation (2012)
Journal Article
Li, J., Pei, G., Li, Y., Wang, D., & Ji, J. (2013). Examination of the expander leaving loss in variable organic Rankine cycle operation. Energy Conversion and Management, 65, 66-74. https://doi.org/10.1016/j.enconman.2012.06.023

The organic Rankine cycle (ORC) favorably operates at low temperature. It differs significantly from the steam Rankine cycle in fluid enthalpy drop during expansion and reaction to change in condensation temperature. In current method for ORC-based e... Read More about Examination of the expander leaving loss in variable organic Rankine cycle operation.

A novel organic thermodynamic cycle on the use of gravity for pressurization (2012)
Journal Article
Li, J., Pei, G., & Ji, J. (2012). A novel organic thermodynamic cycle on the use of gravity for pressurization. Kung Cheng Je Wu Li Hsueh Pao/Journal of Engineering Thermophysics, 33(5), 729-734

Compared with water pump used in the steam Rankine cycle, pump for the organic Rankine cycle (ORC) has several disadvantages such as great difficulty in manufacture, low efficiency, easily-invited cavitation and high cost. A novel organic fluid therm... Read More about A novel organic thermodynamic cycle on the use of gravity for pressurization.

Energetic and exergetic investigation of an organic Rankine cycle at different heat source temperatures (2012)
Journal Article
Li, J., Pei, G., Li, Y., Wang, D., & Ji, J. (2012). Energetic and exergetic investigation of an organic Rankine cycle at different heat source temperatures. Energy, 38(1), 85-95. https://doi.org/10.1016/j.energy.2011.12.032

The energetic and exergetic performance of an updated ORC (organic Rankine cycle) is investigated. The thermal efficiencies of the ORC at different heat source temperatures of about 100, 90, 80, and 70°C are explored. The thermodynamic irreversibilit... Read More about Energetic and exergetic investigation of an organic Rankine cycle at different heat source temperatures.

Evaluation of external heat loss from a small-scale expander used in organic Rankine cycle (2011)
Journal Article
Li, J., Pei, G., Li, Y., & Ji, J. (2011). Evaluation of external heat loss from a small-scale expander used in organic Rankine cycle. Applied thermal engineering, 31(14-15), 2694-2701. https://doi.org/10.1016/j.applthermaleng.2011.04.039

With the scaling down of the Organic Rankine Cycle (ORC), the engine shaft power is not only determined by the enthalpy drop in the expansion process but also the external heat loss from the expander. Theoretical and experimental support in evaluatin... Read More about Evaluation of external heat loss from a small-scale expander used in organic Rankine cycle.

Construction and dynamic test of a small-scale organic rankine cycle (2011)
Journal Article
Pei, G., Li, J., Li, Y., Wang, D., & Ji, J. (2011). Construction and dynamic test of a small-scale organic rankine cycle. Energy, 36(5), 3215-3223. https://doi.org/10.1016/j.energy.2011.03.010

The fundamentals of a newly constructed kW-scale Organic Rankine Cycle (ORC) system on the use of R123 were illustrated. A specially designed and manufactured turbine was innovatively applied to this system. Formulations were developed to examine the... Read More about Construction and dynamic test of a small-scale organic rankine cycle.

Design and analysis of a novel low-temperature solar thermal electric system with two-stage collectors and heat storage units (2011)
Journal Article
Gang, P., Jing, L., & Jie, J. (2011). Design and analysis of a novel low-temperature solar thermal electric system with two-stage collectors and heat storage units. Renewable energy, 36(9), 2324-2333. https://doi.org/10.1016/j.renene.2011.02.008

The proposed low-temperature solar thermal electric generation is based on the compound parabolic concentrator (CPC) of small concentration ratio and Organic Rankine Cycle (ORC). The technologies of CPC and ORC are analyzed, and feasibility of the sy... Read More about Design and analysis of a novel low-temperature solar thermal electric system with two-stage collectors and heat storage units.

Novel design and simulation of a hybrid solar electricity system with organic Rankine cycle and PV cells (2010)
Journal Article
Li, J., Pei, G., Li, Y., & Ji, J. (2010). Novel design and simulation of a hybrid solar electricity system with organic Rankine cycle and PV cells. International journal of low carbon technologies, 5(4), 223-230. https://doi.org/10.1093/ijlct/ctq027

The proposed system mainly consists of flat-plate compound parabolic concentrators (CPCs) integrated with photovoltaic (PV) cells and organic Rankine cycle (ORC). The technologies of CPC, PV cell and ORC are analyzed, and feasibility of the hybrid so... Read More about Novel design and simulation of a hybrid solar electricity system with organic Rankine cycle and PV cells.