Optical design of a tension cable-membrane concentrator

This paper proposes a Tension Cable-Membrane Concentrator with an ultra-lightweight, practical and low cost alternative construction which is used in the optical-electrical conversion system. The relationship between the varied count triangular facets of the membrane surface and the focal spot radiu...

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Autores principales:	Xiang Ji, Fei Zheng, Peng Li, Baozhong Qu, Jimeng Zhang
Formato:	article
Lenguaje:	EN
Publicado:	Elsevier 2021
Materias:	Solar concentrator Stretched membrane Triangular facets Form-finding Optical design Electrical engineering. Electronics. Nuclear engineering TK1-9971
Acceso en línea:	https://doaj.org/article/9f2f6b21ed7c46cc8bacad34ae68404e
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spelling	oai:doaj.org-article:9f2f6b21ed7c46cc8bacad34ae68404e2021-11-28T04:33:49ZOptical design of a tension cable-membrane concentrator2352-484710.1016/j.egyr.2021.06.068https://doaj.org/article/9f2f6b21ed7c46cc8bacad34ae68404e2021-11-01T00:00:00Zhttp://www.sciencedirect.com/science/article/pii/S2352484721004339https://doaj.org/toc/2352-4847This paper proposes a Tension Cable-Membrane Concentrator with an ultra-lightweight, practical and low cost alternative construction which is used in the optical-electrical conversion system. The relationship between the varied count triangular facets of the membrane surface and the focal spot radius are studied. Based on Monte Carol ray-tracing method, the optical performances of the concentrator, such as the concentrate ratio, flux distributions and focal spot radiuses etc., are analyzed in different geometry design parameters. Further, a 15 m aperture Tension Cable-Membrane Concentrator is designed, and the form-finding design is studied and verified by ANSYS®. The optical performance comparisons with the original and pre-stressed shape of the reflective film are discussed. Simulation results exhibit that the surface density of the proposed Tension Cable-Membrane Concentrator is only 5% of that of traditional rigid concentrator. It takes on the ultra-lightweight and low-cost that excite designers. The optical performance comparisons show that the peak flux distribution after form-finding over a 0.25 m receiver approximately deliver up to 800 kW/m2 corresponding to the peak concentrate ratio exceeds 1000 suns which are even better than the traditional steel design and completely satisfy design requirements.Xiang JiFei ZhengPeng LiBaozhong QuJimeng ZhangElsevierarticleSolar concentratorStretched membraneTriangular facetsForm-findingOptical designElectrical engineering. Electronics. Nuclear engineeringTK1-9971ENEnergy Reports, Vol 7, Iss , Pp 8021-8029 (2021)
institution	DOAJ
collection	DOAJ
language	EN
topic	Solar concentrator Stretched membrane Triangular facets Form-finding Optical design Electrical engineering. Electronics. Nuclear engineering TK1-9971
spellingShingle	Solar concentrator Stretched membrane Triangular facets Form-finding Optical design Electrical engineering. Electronics. Nuclear engineering TK1-9971 Xiang Ji Fei Zheng Peng Li Baozhong Qu Jimeng Zhang Optical design of a tension cable-membrane concentrator
description	This paper proposes a Tension Cable-Membrane Concentrator with an ultra-lightweight, practical and low cost alternative construction which is used in the optical-electrical conversion system. The relationship between the varied count triangular facets of the membrane surface and the focal spot radius are studied. Based on Monte Carol ray-tracing method, the optical performances of the concentrator, such as the concentrate ratio, flux distributions and focal spot radiuses etc., are analyzed in different geometry design parameters. Further, a 15 m aperture Tension Cable-Membrane Concentrator is designed, and the form-finding design is studied and verified by ANSYS®. The optical performance comparisons with the original and pre-stressed shape of the reflective film are discussed. Simulation results exhibit that the surface density of the proposed Tension Cable-Membrane Concentrator is only 5% of that of traditional rigid concentrator. It takes on the ultra-lightweight and low-cost that excite designers. The optical performance comparisons show that the peak flux distribution after form-finding over a 0.25 m receiver approximately deliver up to 800 kW/m2 corresponding to the peak concentrate ratio exceeds 1000 suns which are even better than the traditional steel design and completely satisfy design requirements.
format	article
author	Xiang Ji Fei Zheng Peng Li Baozhong Qu Jimeng Zhang
author_facet	Xiang Ji Fei Zheng Peng Li Baozhong Qu Jimeng Zhang
author_sort	Xiang Ji
title	Optical design of a tension cable-membrane concentrator
title_short	Optical design of a tension cable-membrane concentrator
title_full	Optical design of a tension cable-membrane concentrator
title_fullStr	Optical design of a tension cable-membrane concentrator
title_full_unstemmed	Optical design of a tension cable-membrane concentrator
title_sort	optical design of a tension cable-membrane concentrator
publisher	Elsevier
publishDate	2021
url	https://doaj.org/article/9f2f6b21ed7c46cc8bacad34ae68404e
work_keys_str_mv	AT xiangji opticaldesignofatensioncablemembraneconcentrator AT feizheng opticaldesignofatensioncablemembraneconcentrator AT pengli opticaldesignofatensioncablemembraneconcentrator AT baozhongqu opticaldesignofatensioncablemembraneconcentrator AT jimengzhang opticaldesignofatensioncablemembraneconcentrator
_version_	1718408334052163584

Optical design of a tension cable-membrane concentrator

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