A parabolic trough solar power plant simulation model. For the united states, parabolic trough waterheating systems are. There are good designs here that can be built on a budget and without exceptional mechanical skills. Design, construction and evaluation of parabolic trough. The trough is parabolic along one axis and linear in the orthogonal axis. Cavity receiver designs for parabolic trough collector arxiv. This study presents the most wellknown solar concentrating system, the parabolic trough collector, which is operating efficiently in high temperatures. Simplified methodology for designing parabolic trough solar power. Thermal and optical efficiency investigation of a parabolic. Various design configurations have been introduced to harvest solar thermal energy for various thermal applications. Parabolic trough power plants use a curved, mirrored trough which reflects the direct solar radiation onto a glass tube containing a fluid also called a receiver, absorber or collector running the length of the trough, positioned at the focal point of the reflectors. The major task behind this research work is to increase the efficiency of the parabolic trough collector.
Material and component specifications single axis tracked. A new research devoted to the design of parabolic trough systems for solar power plants is here described, as well as the most recent innovations in terms of modeling heat storage concrete tanks for molten salts are reported. Pdf design and fabrication of a parabolic trough collector and. Federal technology parabolictrough solar alert water heating. This paper reports the design, construction, and evaluation of a solar parabolic trough concentrator ptc with a rim angle of 45, a length of 4. Study of organic trust pdf a simple parabolic trough solar collector tested under the local. An inclined single axis tracking parabolic trough collector was designed to generate hot water or steam at a pressure close to ambient.
Recent developments in solar and lowtemperature heat. Parabolic trough designs everything about solar energy. Nov 25, 2010 parabolic trough solar concentrator 1. Optical design of a solar parabolic concentrating collector. Collector is designed with simple parabolic equations. Design and fabrication of parabolic trough solar water. Candidate, asme student member school of mechatronics engineering harbin institute of technology 150001 harbin, china. Pdf a simplified design procedure of parabolic trough solar. Youtube demo concentrateur solaire cylindroparabolique a suivi automatique. Parabolic trough collector cost update for the system.
The parabolic shaped mirrors are constructed by forming a sheet of reflective material into a parabolic shape that concentrates incoming sunlight onto a central receiver tube at the focal line of the collector. A parabolic trough is a type of solar thermal collector that is straight in one dimension and curved as a parabola in the other two, lined with a polished metal mirror. Zarza encyclopedia of life support systems eolss the concentration ratio of a ptc is the ratio between the collector aperture area and the total area of the absorber tube. May 29, 2016 parabolic trough obtains solar energy to generate heat to produce electricity in steam cycles. In 1907, the germans wilhelm meier and adolf remshardt obtained the first patent of parabolic trough technology. Design, construction, and test of a miniature parabolic. This is primarily due to nine large commercialscale solar power plants, the first of which has been operating in the california mojave desert since 1984. In this article, we study a design of closedbox parabolic trough. Simplified methodology for designing parabolic trough solar.
Parabolic trough collectors ptc are frequently used for steam generation. I tried to show what a determined person can do with ordinary tools and materials, a good hardware store and a bit of perseverance a high performance do it. They identified aluminium sheet as cost effective material to use as reflector. Design and fabrication of parabolic solar concentrator with sole objective to define future projects to save natural gas 29jul08 2rizwan masood. Introduction this dissertation work was made an attempt to design, development and testing of a parabolic trough solar collector. The current designs of parabolic trough power plants utilizes the. Pdf design analysis of solar parabolic trough thermal.
Structural design of parabolictrough solar concentrators. But in the solar tech race, is there room for more than one leader. A parabolic trough is a p750 pdf type of solar thermal. Pdf the present paper aims to the technoeconomic feasibility of enhancing lowcost parabolic trough collectors in the light of developing the. Parabolic trough collector cost update for the system advisor. This report updates the baseline cost for parabolic trough solar fields in the united states within. The parabolic trough collectors ptc consist of solar collectors mirrors, heat receivers and support structures. Thermal assessment of selective solar troughs mdpi.
Pdf design, construction, and testing of a parabolic trough. Solar energy utilization is a promising renewable energy source for covering a variety of energy needs of our society. Design and development of an educational solar tracking. Even though the renewable technologies are getting a gradually increasing share of the energy industry, the momentum of its growth is far away from outweighing the dominance of fo. Modeling of a parabolic solar collector system for water desalination. The model is capable of modeling a rankinecycle parabolic trough plant, with or without thermal storage, and with or without fossilfuel backup. Abstract this paper presents the design of a parabolic trough solar collector system for water desalination in gaza, collectoraperture and rimangle optimization together with the receiverdiameter selection are presented.
Innovative technology solutions for sustainability. Research team rizwan masood, student of chemical engineering department, uet lahore. Medium temperature solar concentrators parabolictroughs. Parabolic trough power plants use parabolic trough collectors to concentrate the direct solar. This is primarily due t o nine large commercialscale solar power plants, the first of which has been operating in the california mojave. Because of the small scale of the project, actual use of the parabolic trough to heat water would not be. The equipment which is made up of the reflector surface, reflector support, absorber pipe and a stand was fabricated using locally sourced materials. Pdf an overview on parabolic trough solar collectors. A detailed methodology to design the size of solar field for a parabolic trough plant is not explicitly available in open literature, particularly if thermal storage and hybridization are also. Due to restrictions of cost and space, a miniature version of typical parabolic troughs used today was made. In a parabola all of the incoming rays from a light source in this case the sun are reflected back to the focal point of the parabola. Design and construction of a parabolic trough solar collector for process heat production irving eleazar perez montesa,b, arturo mejia beniteza,b, omar mercado chaveza,c, alvaro eduardo lentz herrerab. The parabolic trough solar technology is modeled using the methodology developed by stine and harrigan 6. Manual making of a parabolic solar collector gang xiao laboratoire j.
Abstract parabolic trough solar water heating is a wellproven renewable energy technology with considerable potential for application at federal facilities. Modelling of solar thermal power plant using parabolic trough. The sunlight which enters the mirror parallel to its plane of symmetry is focused along the focal line, where objects are positioned that are intended to be heated. Csp plants work identically as conventional steam power plants and the core differences are csp plants using clear solar and emissionfree radiation to produce heat rather than using fossil fuels or nuclear substances, 2016. The moment for solar power tower technology has arrived. Presently, it is the most advanced and lowest cost large scale solar power technology available. The site can be a bit of a challenge to find stuff on, but its worth the effort. Parabolic trough solar technology is credited by being synonymous with the very first application of solar energy. By rajesh chhabara parabolic troughs have dominated the concentrated solar thermal power industry for the last two decades, winning the confidence of utilities and investors. Design, construction, and test of a miniature parabolic trough solar concentrator. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. A new design concept for concentrating solar parabolic mirrors lifang li1 ph.
Optical design of a solar parabolic concentrating collector based on trapezoidal reflective petals 715 is carried out to improve the overall performance of system. Simplified methodology for designing parabolic trough. Vasquez padilla, ricardo, simplified methodology for designing parabolic trough solar power plants 2011. A vast area will be economically unreasonable whereas a small area will mainly. Nowadays, parabolic trough solar thermal plants are prevalent around the world. Duanes redrok site is information central for diy heliostats and concentrating solar collectors. Further, the solar receiver schott ptr 70 is designed for solar thermal power. For example the skytrough utilizes single, lightweight reflector panels that slide into place, rather than the previous reference trough design. Design and construction of a parabolic trough solar collector.
The level of solar thermal output power from the solar system that will drive the turbine cycle at. The central element of the box design is a 12m long steel spaceframe structure having a squared cross section that holds the support arms for the parabolic mirror facets. I medium temperature solar concentrators parabolic troughs collectors e. Nevertheless, the different characteristics, especially optical performance, have to be considered in the design of a complete system. Energetic comparison of linear fresnel and parabolic trough. Design of a 25 mwe solar thermal power plant in iran with. Solar energy conversion and photoenergy systems vol. Design and fabrication of parabolic trough solar water heater for hot water generation santosh kumar singh1 arvind kumar singh 2 and santosh kumar yadav3 1asst. Sep 15, 2016 the parabolic trough is single tracking technology. Recent studies that analyze the deployment of solar. What are central parameters in the design of a parabolic trough power plant.
In general the design of the solar field depends on plant and collector size, the temperature and pressure losses in the piping system and the specific ambient. This work presents a reproducible parabolic trough solar water heater as a suitable renewable technology for reducing waterheating costs and solar. Design of a parabolic trough solar collector using a. Parabolic trough solar waterheating system for adams county detention facility, brighton, colorado. Photogremmetric test was conduct on the parabolic trough collector to determine the. If the said parabola is extended along an axis becoming a trough the solar rays are concentrated along a line through the focal point of the trough.
754 591 185 1080 256 442 1239 225 1271 1443 263 1327 104 1201 14 1037 1023 891 958 1086 670 182 1342 354 588 231 1499 293 925 735 165 645