Advanced lowcost receiver for parabolic trough solar power design for manufacturing sunshot solarmat award deee00068 2. Designing a ptc for a specific working condition requires determination of several parameters and referring to a number of design standards and handbooks. Parabolic trough collector is a viable technology for harnessing solar energy for industrial process heat in cyprus 58. Design and development of an educational solar tracking parabolic trough collector system. Design and fabrication of parabolic trough solar water. Parabolic trough solar concentrating systems are an advanced and matured technology. Design of a parabolic trough solar collector using a.
This parabolic trough 73% efficient solar power world. What are central parameters in the design of a parabolic trough power plant. I medium temperature solar concentrators parabolic troughs collectors e. Parabolic trough collector cost update for the system.
Sener, in its ongoing commitment to innovation, has developed two systems to significantly reduce the cost of power in solar thermal plants. Heat losses from parabolic trough solar collectors. Unesco eolss sample chapters solar energy conversion and photoenergy systems vol. Recent studies that analyze the deployment of solar. The absorber is a tube, painted with solar radiation absorbing material, located at the focal length of the concentrator, usually covered with a totally or partially vacuumed glass tube to minimize the heat. Parabolic trough solar thermal electric power plants. Thermal output analysis of a designed parabolic trough. Several power plants based on this technology have been operational for years, and more are being built. Another designed part of collector was the heat exchanger which was situated in the focus of parabolic trough solar collector. Aiaa952531 propellant management device conceptual design. The theoretic design principle of a closed parabolic trough box can be found in 1. Pdf design, construction and evaluation of parabolic. Each sca is an independently tracking parabolic trough solar collector consisting of four major subsystems. Bringing you a prosperous future where energy is clean, abundant, reliable and affordable u.
Phoenix spaceframe design reduced solar field cost by 10% aluminum and steel versions allow commodity hedge against metal prices development effort created new design, analysis and testing capabilities midterm collector. Design and fabrication of parabolic solar concentrator with sole objective to define future projects to save natural gas 29jul08 2rizwan masood. Study of organic trust pdf a simple parabolic trough solar collector tested under the local. System performance was investigated experimentally and. Frp models provide long life and low maintenance service. Presently, it is the most advanced and lowest cost large scale solar power technology available. The spent steam from the turbine is condensed in a standard condenser an d returned to the heat exchangers via condensate and feedwater pumps to be transformed back into steam. Himin is parabolic trough receiver manufacturer in china, our parabolic trough receiver, also called the heat collection element hce, is a key component of the parabolic trough csp project. In the trough system, sunlight is concentrated by about 70100 times on absorber tubes, achieving operating temperatures of 350 o c to 550 o c. Pdf design, construction, and testing of a parabolic. Design of a parabolic trough solar collector using a concentrator with. Design, construction, and test of a miniature parabolic. Medium temperature solar concentrators parabolictroughs. Parabolic trough solar collector usually consists of a parabolic solar energy concentrator, which reflects solar energy into an absorber.
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. It recounts the steps taken from the initial design stages and choice of a parabolic trough solar concentrator, through the. Pdf parabolic trough concentrators for hot water generation. Design and development of an educational solar tracking. The superheated steam is then fed to a conventional reheat steam turbinegenerator to produce electricity. Parabolic trough solar thermal electric power plants parabolic trough solar collector technology offers an environmentally sound and increasingly costeffective energy source for the future.
The performance measurement of the parabolic trough solar. Thermal and optical efficiency investigation of a parabolic trough collector. Direct steam generation in parabolic trough collectors. The isccs has generated much interest because it offers an innovative way to reduce cost and improve the overall solartoelectric efficiency. Thermal analysis, design and experimental investigation of parabolic trough solar collector. Finally, section v presents the analytical techniques used by. Acacia energy introduction concentrated solar power csp technologies included parabolic trough, compact linear fresnel reflector and concentrated solar tower.
Design support system for parabolic trough solar collector. Modelling of solar thermal power plant using parabolic. I am happy to announce we have a new line of parabolic trough components that are available in our store. The efficiency and cost of the parabolic trough collector designs is influenced by structural stiffness, choice of materials, assembly tolerances, mirror cleanliness and wear. Pdf in the present work, the performance of aluminum oxide and deionized water. The plant will combine a 25mw parabolic trough array in conjunction with a mw combined cycle gas turbine plant. Simplified methodology for designing parabolic trough. Thermal analysis, design and experimental investigation of. At the end, the efficiency of the generation of electricity with parabolic trough power plants. Algeria algeria announced plans to build an integrated solar combined cycle power station near the town of hassi rmel. A new design in parabolic trough using heat retention doi.
The operating temperature of the system is in the range of 500700k and the geometric concentration ratio of the parabolic trough system is in the range of 30100 table 8. The design obtained as part of the project eurotrough ii is the type of collector most widely used, with an aperture width of 5. In the first case, an appropriate boiler design is required to deal with temperature. A heat transfer fluid pumped through the absorber tube transfers the thermal energy to a conventional steam turbine power cycle. Manual making of a parabolic solar collector gang xiao. The fundamental characteristics of the performance of a parabolic. The design parameter of a parabolic trough collector can be classified as geometric and functional. Csp plants work identically as conventional steam power plants and the core. A new design in parabolic trough using heat retention.
The equipment which is made up of the reflector surface curved mirror, reflector support, absorber pipe and a stand. Parabolic trough obtains solar energy to generate heat to produce electricity in steam cycles. Abstract this paper has analysed the effect of the utilization of. A stagnant air gap interposes high impedance to convective heat flow between the absorber and the ambient air. The estimated pressure value of the heattransfer medium was 1 mpa in the whole system.
The reflector, which concentrates the sunlight to a focal line or focal point, has a parabolic shape. Each cad and any associated text, image or data is in no way sponsored by or affiliated with any company, organization or realworld item, product, or good it may purport to portray. Analysis of internal helically finned tubes for parabolic. This paper also includes a thermal output analysis of a designed parabolic trough solar field to provide the baseline information for industrial applications feasibility study. They consist of a solar field filled with hundreds or thousands of solar collector assemblies sca.
The currently dominant design of parabolic trough for solar power. Design of parabolic trough collector solar field for future solar thermal power plants in algeria conference paper pdf available june 2012 with 2,9 reads how we measure reads. Therefore, in comparison to the current plant designs using oil. Solar tubular receiver in parabolic trough concentrators, j. Advanced lowcost receiver for parabolic trough solar power. Water troughs should allow cattle access to an adequate. Parabolic trough collector ptc is special kind of heat exchanger that is able to transfer solar radiation energy to fluid medium that flow through it.
Collector is designed with simple parabolic equations. A closed parabolic trough solar collector gang xiao 30th october 2007 parabolic trough1 is the most mature technology for large scale exploitation of solar energy. Troughs are manufactured in a wide range of capacities to meet any practical design requirement. The water is heated until it turns into steam, rotating a turbine using a large steam piston the rotating turbine produces electricity, which is then transferred by transformer, before being converted dc to ac and transferred by. Miniature parabolic trough solar concentrator donald jeremy gaitan cal poly, san luis obispo, ca fall quarter 2012 project advisor. 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. Proceedings of the 2nd world congress on mechanical, chemical, and material engineering mcm16 budapest, hungary august 22 23, 2016 paper no. The equipment which is made up of the reflector surface, reflector support, absorber pipe and a stand was fabricated using locally sourced materials. Parabolic trough collectors are a low cost implementation of concentrated solar power technology that focuses incident sunlight onto a tube filled with a heat transfer fluid. For the traditionalists, we have a standard parabolic rib with a 37 aperture and 6 focal length designed for a 48 wide reflector. For example the skytrough utilizes single, lightweight reflector panels that slide into place, rather than the previous reference trough design. 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. Parabolic trough solar technology is credited by being synonymous with the very first application of solar energy. The isccs is a new design concept that integrates a parabolic trough plant with a gas turbine combinedcycle plant.
The parabolic trough receiver is designed to promote the solar fields to be more productive and more costcompetitive. Pdf performance evaluation of nanofluid on parabolic trough solar. Candidate, asme student member school of mechatronics engineering harbin institute of technology 150001 harbin, china. A parabolic trough is similar to a solar panel tower, because it has parabolic mirrors that collect large amounts of heat which is reflected on waterfilled pipes. The research work on csp design, installation and monitoring would definitely enhance the growth of solar thermal sector. 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. Secondly, a single tank thermal storage system with molten salt which makes it possible to combine the two tanks that are currently needed into one. A wide variety of parabolic trough options are available to you, such as pressurized, vacuum solar collector, and manifold collector. Research team rizwan masood, student of chemical engineering department, uet lahore. This paper presents a design procedure and a simulation model of a novel concentrating pvt collector. However, the current technology suffers from a too high installation cost. Parabolic trough simple english wikipedia, the free. Parabolic trough power plants ptpp are thus far mostly developed csp thermal plants that are operating commercially. Utility scale parabolic trough solar concentrators harness the suns energy to make steam for electricity generation.
Parabolic solar collector ayush khare 1, sachin saxena, c h tyagi1 and sanjeev kumar1. Analysis of internal helically finned tubes for parabolic trough design by cfd tools. Thefollowing are the input parameters in their trnsys model table 1. The procedure employed includes the design, construction and testing stages. A new design concept for concentrating solar parabolic mirrors lifang li1 ph. The sunlight which enters the mirror parallel to its plane of symmetry is focused along the focal line, where objects are. The losses, both of radiation and convection, can be reduced to low values. The computeraided design cad files and all associated content posted to this website are created, uploaded, managed and owned by third party users. A parabolic trough is a type of solar thermal energy collector used in csp plants concentrated solar power. Material and component specifications single axis tracked. The receiver tube glass pin for evacuation of gases and steel tubes vacuum between glass glass metal welding selective coated steel tube getter for vacuum maintenance expansion. Pdf design analysis of solar parabolic trough thermal. Solar parabolic trough generate highpressure superheated steam.
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