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Geometric optimization model for the solar cavity receiver with helical pipe at different solar radiation

Chongzhe ZOU, Huayi FENG, Yanping ZHANG, Quentin FALCOZ, Cheng ZHANG, Wei GAO

Frontiers in Energy 2019, Volume 13, Issue 2,   Pages 284-295 doi: 10.1007/s11708-019-0613-3

Abstract: geometric parameters, several researches have already optimized the thermal efficiency of the cylindrical cavityreceiver.This study constructed a 3-D numerical model of cylindrical cavity receiver with DNI variation.In the model of a cylindrical cavity receiver containing a helical pipe, the heat losses of the cavityreceiver.

Keywords： cylindrical cavity receiver     3-D numerical simulation     geometric optimization     direct normal irradiation    

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Effects of critical geometric parameters on the optical performance of a conical cavity receiver

Hu XIAO, Yanping ZHANG, Cong YOU, Chongzhe ZOU, Quentin FALCOZ

Frontiers in Energy 2019, Volume 13, Issue 4,   Pages 673-683 doi: 10.1007/s11708-019-0630-2

Abstract: The optical performance of a receiver has a great influence on the efficiency and stability of a solar, the commercial software TracePro was used to investigate the effects of some factors on a conical cavityreceiver, such as the conical angle, the number of loops of the helical tube, and the distance betweenThe optical performance of the conical receiver was studied and analyzed using the Monte Carlo ray tracingThe conical cavity receiver had an optimal optical performance when the focal point of the collector

Keywords： parabolic collector     conical cavity receiver     critical geometric parameters     optical performance    

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Numerical simulation of the heat flux distribution in a solar cavity receiver

Yueshe WANG, Xunwei DONG, Jinjia WEI, Hui JIN

Frontiers in Energy 2011, Volume 5, Issue 1,   Pages 98-103 doi: 10.1007/s11708-010-0019-8

Abstract: In the solar tower power plant, the receiver is one of the main components of efficient concentratingIn the design of the receiver, the heat flux distribution in the cavity should be considered first.numerical simulation using the Monte Carlo Method has been conducted on the heat flux distribution in the cavityBy tracing every solar ray, the distribution of heat flux density in the cavity receiver was obtainedThese results provide necessary data for the structure design of cavity receiver and the local thermal

Keywords： solar cavity receiver     Monte Carlo method     heat flux distribution    

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Numerical simulation and experiment research of radiation performance in a dish solar collector system

Yong SHUAI, Xinlin XIA, Heping TAN

Frontiers in Energy 2010, Volume 4, Issue 4,   Pages 488-495 doi: 10.1007/s11708-010-0007-z

Abstract: applied and coupled with optical properties to predict the radiation performance of solar concentrator/cavityreceiver systems.Several different cavity geometries are compared on the radiation performance.

Keywords： Monte Carlo method     solar energy     radiation performance     cavity receiver    

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Effect of cavity defect on the triaxial mechanical properties of high-performance concrete

Yanbin ZHANG; Zhe WANG; Mingyu FENG

Frontiers of Structural and Civil Engineering 2022, Volume 16, Issue 5,   Pages 600-614 doi: 10.1007/s11709-022-0821-5

Abstract: The stress concentration of pipe structure or cavity defect has a great effect on the mechanical propertiesIn this experiment, the pressurized liquid can only contact the surface of the sample in the cavity,intact samples without a cavity.always secondary tensile fractures initiating from the cavity sidewall.in which the cavity size is added as an impact factor to predict the strength of the sample.

Keywords： high-performance concrete     cavity     conventional triaxial compression     pressurized liquid     modified power-law    

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Liquid-based high-temperature receiver technologies for next-generation concentrating solar power: A

Frontiers in Energy 2023, Volume 17, Issue 1,   Pages 16-42 doi: 10.1007/s11708-023-0866-8

Abstract: the levelized cost of energy for concentrating solar power (CSP), the outlet temperature of the solar receiverBecause of extensive engineering application experience, the liquid-based receiver is an attractive receiverIt is concluded that combining salt purification and anti-corrosion receiver materials is promising toIn addition, reducing energy losses of the receiver from sources and during propagation is the most effectiveway to improve the receiver efficiency.

Keywords： next-generation concentrating solar power     liquid-based solar receiver     molten salt     liquid metals    

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―Summary of investigations on rotating cavity at IDG, RWTH Aachen University

Dieter BOHN, Jing REN,

Frontiers in Energy 2009, Volume 3, Issue 4,   Pages 489-497 doi: 10.1007/s11708-009-0040-y

Abstract: of Steam and Gas Turbines, RWTH Aachen University, to analyze the flow structure inside the rotating cavitythe experimental and numerical results show that the whole flow structure rotating slower than the cavityIt is suggested that the vortices inside the cavity are created by the gravitational buoyancy force in

Keywords： rotating cavity     buoyancy     unsteady flow    

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A new approach for fuel injection into a solar receiver/reactor: Numerical and experimental investigation

M Helal Uddin, Nesrin Ozalp, Jens Heylen, Cedric Ophoff

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 4,   Pages 683-696 doi: 10.1007/s11705-018-1782-z

Abstract: This study presents a new jet-type burner nozzle for gaseous feedstock injection into a cavity solarreceiver inspired from the combustion technology.The nozzle design was adapted from a combustion burner and successfully implemented into a solar receiverthe influence of the nozzle design on the fluid mixing and temperature distribution inside the solar receiverthe burner nozzle adaptation, which resulted an intense effect on the heat transfer inside the solar receiver

Keywords： solar reactor     nozzle     CFD     heat transfer     mixing and recirculation    

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Experiment study of a quartz tube falling particle receiver

Tianjian WANG, Fengwu BAI, Shunzhou CHU, Xiliang ZHANG, Zhifeng WANG

Frontiers in Energy 2017, Volume 11, Issue 4,   Pages 472-479 doi: 10.1007/s11708-017-0502-6

Abstract: This paper presents an experimental evaluation of a specially designed falling particle receiver.Several experiments were conducted to test the dynamic thermal performance of the receiver on solar furnace, which shows a good thermal performance with a falling distance of 0.2 m in a small scale particle receiver

Keywords： solar thermal electricity     central receiver     particle receiver     experimental research    

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Influence of boundary conditions and turntable speeds on the stability of hydrostatic oil cavity

Zhaomiao LIU, Chengyin ZHANG, Feng SHEN

Frontiers of Mechanical Engineering 2011, Volume 6, Issue 3,   Pages 359-368 doi: 10.1007/s11465-011-0222-2

Abstract:

The flow, bearing, and carrying capacity of the cycloidal hydrostatic oil cavity in hydrostatic turntableHowever, the increase in inlet speed, depth, and inlet radius of the oil cavity causes the vortex effectto increase and the stability of oil cavity to reduce.With the increase in the oil film thickness, the carrying capacity of the oil cavity diminishes.With the increase in turntable speed, the location and size of the vortex scope in the oil cavity flow

Keywords： hydrostatic oil cavity     flow state     oil cavity pressure     stability     vortex    

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Erratum to: Folded down-conversion mixer for a 60 GHz receiver architecture in 65-nm CMOS technology

Najam Muhammad AMIN,Zhi-gong WANG,Zhi-qun LI

Frontiers of Information Technology & Electronic Engineering 2015, Volume 16, Issue 5, doi: 10.1631/FITEE.14e0087

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The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Strategic Study of CAE 2009, Volume 11, Issue 12,   Pages 13-19

Abstract:

Filling solution cavity of high pressure and rich water have the characteristicstechnology, adopting the energesis and depressurization technology is advanced to father filling solution cavitydepressurization technology is adopting arranged and purposeful cccurate–blasting to open out solution cavity;s influence by water pressure during the process of construction and to finish farthering solution cavity

Keywords： filling solution cavity of high pressure and rich water     the energesis and depressurization technology    

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Hydraulic fracturing pressure of concentric double-layered cylinder in cohesive soil

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 4,   Pages 937-947 doi: 10.1007/s11709-021-0754-4

Abstract: solution for fracturing pressure in two different concentric regions of soil was presented based on the cavity

Keywords： hydraulic fracturing pressure     layered     cavity expansion theory     triaxial fracturing test     cohesive soil    

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Potential of performance improvement of concentrated solar power plants by optimizing the parabolic trough receiver

Honglun YANG, Qiliang WANG, Jingyu CAO, Gang PEI, Jing LI

Frontiers in Energy 2020, Volume 14, Issue 4,   Pages 867-881 doi: 10.1007/s11708-020-0707-y

Abstract: optimal operating temperature of the power plants is improved from 500°C to 560°C by employing a novel receiverFurthermore, the sensitivity analysis of the receiver heat loss, solar absorption, and freeze protectiontemperature is also conducted to analyze the general rule of influence of the receiver performance onThe results indicate that the novel receiver coupled with low melting temperature molten salt is the

Keywords： concentrated solar power     parabolic trough receiver     heat loss     solar energy     annual performance    

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Numerical study of conduction and radiation heat losses from vacuum annulus in parabolic trough receivers

Dongqiang LEI, Yucong REN, Zhifeng WANG

Frontiers in Energy 2022, Volume 16, Issue 6,   Pages 1048-1059 doi: 10.1007/s11708-020-0670-7

Abstract: Parabolic trough receiver is a key component to convert solar energy into thermal energy in the parabolicThe heat loss of the receiver has an important influence on the thermal efficiency and the operatingconduction and radiation heat losses are analyzed respectively to identify the heat loss mechanism of the receiverdirect simulation Monte Carlo method for rarefied gas flow and heat transfer within the annulus of the receiverfactors that cause heat loss are analyzed, providing a theoretical basis for guiding the improvement of receiver

Keywords： parabolic trough receiver     vacuum annulus     rarefied gas     DSMC (direct simulation Monte Carlo)     heat loss    

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Title Author Date Type Operation

Geometric optimization model for the solar cavity receiver with helical pipe at different solar radiation

Chongzhe ZOU, Huayi FENG, Yanping ZHANG, Quentin FALCOZ, Cheng ZHANG, Wei GAO

Journal Article

Effects of critical geometric parameters on the optical performance of a conical cavity receiver

Hu XIAO, Yanping ZHANG, Cong YOU, Chongzhe ZOU, Quentin FALCOZ

Journal Article

Numerical simulation of the heat flux distribution in a solar cavity receiver

Yueshe WANG, Xunwei DONG, Jinjia WEI, Hui JIN

Journal Article

Numerical simulation and experiment research of radiation performance in a dish solar collector system

Yong SHUAI, Xinlin XIA, Heping TAN

Journal Article

Effect of cavity defect on the triaxial mechanical properties of high-performance concrete

Yanbin ZHANG; Zhe WANG; Mingyu FENG

Journal Article

Liquid-based high-temperature receiver technologies for next-generation concentrating solar power: A

Journal Article

―Summary of investigations on rotating cavity at IDG, RWTH Aachen University

Dieter BOHN, Jing REN,

Journal Article

A new approach for fuel injection into a solar receiver/reactor: Numerical and experimental investigation

M Helal Uddin, Nesrin Ozalp, Jens Heylen, Cedric Ophoff

Journal Article

Experiment study of a quartz tube falling particle receiver

Tianjian WANG, Fengwu BAI, Shunzhou CHU, Xiliang ZHANG, Zhifeng WANG

Journal Article

Influence of boundary conditions and turntable speeds on the stability of hydrostatic oil cavity

Zhaomiao LIU, Chengyin ZHANG, Feng SHEN

Journal Article

Erratum to: Folded down-conversion mixer for a 60 GHz receiver architecture in 65-nm CMOS technology

Najam Muhammad AMIN,Zhi-gong WANG,Zhi-qun LI

Journal Article

The energesis and depressurization technology of filling solution cavity of high pressure and rich water

Zhang Mei,Zhang Minqing,Zhu Pengfei,Huang Hongjian

Journal Article

Hydraulic fracturing pressure of concentric double-layered cylinder in cohesive soil

Journal Article

Potential of performance improvement of concentrated solar power plants by optimizing the parabolic trough receiver

Honglun YANG, Qiliang WANG, Jingyu CAO, Gang PEI, Jing LI

Journal Article

Numerical study of conduction and radiation heat losses from vacuum annulus in parabolic trough receivers

Dongqiang LEI, Yucong REN, Zhifeng WANG

Journal Article