Federal technology parabolictrough solar alert water heating. Nov 25, 2010 a parabolic trough collector it is a principle of geometry that a parabolic reflector pointed at the sun will reflect parallel rays of light to the focal point of the parabola. The model determines the performance of a parabolic trough solar collectors linear receiver, also called a heat collector element hce. 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. The parabolic solar trough operates at about 75% efficiency, and at 495 square foot can collect approximately 270 kwh 10 hours on a clear day.
Different ways to couple a parabolic trough solar field with an industrial process. Then, an experimental ptc system setup is established with a concentration ratio of 9. The solar system is composed of a parabolic trough solar collector with htf circulating inside the absorber tube located at it focal line. Design of a parabolic trough solar collector using a. Patterned after the best of previous, time proven designs, the skytrough is a breakthrough in cost and constructability resulting from significant design and material innovations. Ragheb 2011 the interest in the parabolic trough technology did not rise again until 1977, when the us department of energy as well as the german federal ministry of research and technology began to fund the. Solar receiver implemented in engineering equation solver abstract this report describes the development, validation, and use of a heat transfer model implemented in engineering equation solver ees.
Pdf in the present work, the performance of aluminum oxide and. 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. Bringing you a prosperous future where energy is clean, abundant, reliable and affordable u. Pdf design and manufacturing of parabolic trough solar. This solar energy can be used to do work such as to heat water to higher temperatures of 212f 100 c, killing all bacteria in the water making the water safe to drink. Pdf design analysis of solar parabolic trough thermal. Pdf an overview on parabolic trough solar collectors. Advanced lowcost receiver for parabolic trough solar power. Theoretical study of the compound parabolic trough solar collector dr.
Each solar collector has a linear parabolicshaped reflector that focuses the suns direct beam radiation. Parabolic trough solar collector water heater youtube. The sunlight which enters the mirror parallel to its plane of symmetry is focused along the focal line, where objects are. Design analysis of solar parabolic trough thermal collectors. 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. Nowadays, parabolic trough solar thermal plants are prevalent around the world. Design of parabolic trough collector solar field for future solar thermal power plants in algeria conference paper pdf available june 2012 with 2,253 reads how we measure reads. I have done a series of measurements and started working with glass evacuated tubes as insulators for the solar collector to enable higher temperatures and winter use gen2 design goals.
Sep 03, 2010 utility scale parabolic trough solar concentrators harness the suns energy to make steam for electricity generation. Modelling of solar thermal power plant using parabolic. Application use of parabolictrough systems is more limited by geography and system size than. Smallsized parabolic trough collector system for solar. Design, construction and testing of a parabolic solar. New invention to make parabolic trough solar collector systems more energy efficient 15 may 2007 sandia researcher rich diver sets up a device he has. Jul 20, 2015 parabolic trough solar collectors power plants designe 1.
In these plants, large fields of parabolic trough collectors supply the thermal energy used to produce steam supplied to a rankine steam turbinegenerator cycle to produce electricity. In concentrating solar power technology, the optical efficiency of solar collector influences collector performance significantly. Pdf design of parabolic trough collector solar field for. Theoretical study of the compound parabolic trough solar. Solar fire provides detailed plans and howto instructions for building three different sizes of concentrating solar collectors.
However, the current technology suffers from a too high installation cost. Numerical modelling of a parabolic trough solar collector. Description the objective of the present work is to design, develop and investigate the performance of a ptc for hot water generation system. Typical crosssection through a conventional flat plate solar collector. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. Design and development of an educational solar tracking parabolic trough collector system. Hence highwind sites limit the performance potential of the solar plant. Code for thermal analysis of parabolic collectors are used. The model determines the performance of a parabolic trough solar collector s linear receiver, also called a heat collector element hce. Parabolic trough collector application in egypt built in 19 source. A parabolic trough is a one dimensional parabola that focuses solar energy onto a line. Design and manufacturing of parabolic trough solar collector system for a developing country pakistan article pdf available january 2011 with 1,980 reads how we measure reads. Design, construction and testing of a parabolic solar steam generator joshua folaranmi 116 when solar energy is mentioned anytime, the sun readily comes to mind, so it is justifiable to discuss in brief the physical and chemical behaviours of the sun before its application to heating. Design, construction and testing of a parabolic solar steam.
Parabolic trough solar thermal electric power plants. When this is done, the cofocal point then becomes a cofocal line. A fallingparticle solar receiver with a closed cavity arrangement provided improved collector efficiency due to heat recovery from the particles. Advanced lowcost receiver for parabolic trough solar power design for manufacturing sunshot solarmat award deee00068 2. In 1907, the germans wilhelm meier and adolf remshardt obtained the first patent of parabolic trough technology. A wide variety of parabolic trough solar collector options are available to you, such as pressurized, nonpressure, and evacuated tube. Box 811, beit shemesh 99107, israel e ciemat plataforma solar, apartado 22, e04200 tabernas almeria, spain f dlr plataforma solar, apartado 39, e04200 tabernas almeria, spain abstract the highperformance eurotrough parabolic trough collector models et100.
We manufactures of solar parabolic trough collector or line focus system we track the sun movement of the sun and focus on observation tube and heat. The results of the evaluation to determine the thermal performance of the parabolic trough collector have a maximum outlet temperature of 47. This report updates the baseline cost for parabolic trough solar fields in the united states within. Because the trough mirrors will reflect only directbeam sunlight, parabolic trough systems use singleaxis tracking systems to keep them facing the sun. The collector field consists of a large field of singleaxis tracking parabolic trough solar collectors. Parabolictrough collector, energy, solar coordinates, thermal efficiency, meteorological and radiative. Design and fabrication of parabolic trough solar water.
The support structure of solar collector assembly is designed to withstand certain wind load. In the name of the allah, the most beneficent, the most merciful design of parabolic trough solar collectors power plant with storage system 2. Pdf performance evaluation of nanofluid on parabolic trough solar. Parabolic trough solar thermal electric power plants parabolic trough solar collector technology offers an environmentally sound and increasingly costeffective energy source for the future. This is primarily due to the nine plants operating in californias mojave desert since the mid1980s. Parabolic trough collector cost update for the system advisor. Modeling of a parabolic solarcollector system for water desalination. The materials are easily obtainable and the design is simple and straight forward the concentrators can be made with readily available materials and simple tools. Energy equations for computation of parabolictrough.
The current study presents a numerical and realtime performance analysis of a parabolic trough collector ptc system designed for solar airconditioning applications. The currently dominant design of parabolic trough for solar power plants is. The procedure employed includes the design, construction and testing stages. Modeling and experimental investigation of parabolic trough solar. 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. Design, construction and evaluation of parabolic trough. Near term collector 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 spacetube space frame design reduced solar field cost by additional 20% larger 8m aperture.
Design support system for parabolic trough solar collector. The optimum design for the solar parabolic trough will be achieved when occurred selection of the best design for the components and materials, best analysis using simulation programs, mathematical techniques that approved the best design, and the final design for the power plant. Parabolic trough collector, energy, solar coordinates, thermal efficiency, meteorological and radiative. Modeling of a parabolic trough solar receiver implemented in. Utility scale parabolic trough solar concentrators harness the suns energy to make steam for electricity generation. The design and fabrication of parabolic trough solar water heater for water heating was executed. Medium temperature solar concentrators parabolictroughs. Design, construction, and test of a miniature parabolic. Simpler hand or machine made ribs in the original version, there were three different types of ribs now one rib does all three jobs. Thermal assessment of selective solar troughs mdpi. Several power plants based on this technology have been operational for years, and more are being built. Design the initial plan for a solar concentrator was to use a semispherical surface covered with many small sections of mirror to form a segmented, spherical concentrator.
Chapter 4 design of commercial solar water heaters. A closed parabolic trough solar collector gang xiao 30th october 2007 parabolic trough 1 is the most mature technology for large scale exploitation of solar energy. Solar parabolic trough collector ptc is the best recognized and commercialindustrialscale, high temperature generation technology available today, and studies to assess its performance will. Abstract this paper presents the design of a parabolictrough solarcollector system for water desalination in gaza, collectoraperture and rimangle optimization together with the receiverdiameter selection are presented. This parabolic trough 73% efficient solar power world. Design the initial plan for a solar concentrator was to use a semispherical surface covered with many small sections of mirror to form a.
Inspired by george plhak and daniel rojas, this parabolic trough solar water heater is to be one in a bank of four to heat about 80 gallons of water. 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. I medium temperature solar concentrators parabolic troughs collectors e. Different ways to couple a parabolictrough solar field with an industrial process. Jul 11, 2011 inspired by george plhak and daniel rojas, this parabolic trough solar water heater is to be one in a bank of four to heat about 80 gallons of water. Solarthermal power plants transform heat from the sun into electricity. In this paper, two different reflective surfaces are used to increase the optical efficiency of a parabolic trough solar collector. New invention to make parabolic trough solar collector. Design of a 25 mwe solar thermal power plant in iran with. A more sophisticated parabolic collector trough can be designed, that avoids the need to track the sun altogether, by combining two parabolas together, to form the compound parabolic trough solar collector. This is done in largescale power plants with a capacity of up to 250 megawatts per plant. Solar tubular receiver in parabolic trough concentrators, j. The efficiency and cost of the parabolic trough collector designs is influenced by structural stiffness, choice of materials, assembly tolerances, mirror cleanliness and wear. The equipment which is made up of the reflector surface curved mirror, reflector support, absorber pipe and a stand.
The performance and structural design of solar field are affected by high winds. Considering the size and overall cost of the ultimate trough solar field, two parallel production lines in a fully covered assembly facilityeach with the specific torque box, module, and mirror jigswould be justified for a full csp plant. 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. Depending to their design, ptc and lf are able to concentrate the solar radiation flux 30. Parabolic trough solar collector technology is currently the most proven solar thermal collector technology. Parabolic trough solar water heating is one of several well proven solar. Eurotrough parabolic trough collector developed for cost. Parabolic trough collector cost update for the system. Solar energy conversion and photoenergy systems vol. Application use of parabolic trough systems is more limited by geography and system size than. The solar field is modular in nature and is composed of many parallel rows of solar collectors aligned on a northsouth horizontal axis. Design of solar fields with parabolic trough collectors. Hameed jassim khalaf mechanical engineering departmentuniversity of tikrit abstract theoretical design of compound parabolic trough solar collector cpc without tracking is presented in this work. Eurotrough parabolic trough collector developed for.
The fundamental characteristics of the performance of a parabolic trough solar collector are its concentration ratio and its optical efficiency. Recent studies that analyze the deployment of solar. Heat transfer analysis and modeling of a parabolic trough. Design and development of an educational solar tracking. Parabolic trough solar collector design, construction and testing article pdf available in baghdad science journal 8no. The initial installation cost of these parabolic trough solar collectors consti. What are central parameters in the design of a parabolic trough power plant. Designing a ptc for a specific working condition requires determination of several parameters and referring to a number of design standards and handbooks. An oilwater heat exchanger unit is used to generate the superheated steam. 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.
Scope and aim of project the energy consumption of the world 3. The parabolic trough solar collector is developed using easily and locally accessible materials. The solar option and solar collector solar energy is a very large, inexhaustible of energy, the power from the sun intercepted. Steadystate wind loading on parabolic trough solar collectors. Design of solar fields with parabolictrough collectors. Pdf design analysis of solar parabolic trough thermal collectors a. They identified aluminium sheet as cost effective material to use as reflector. A vast area will be economically unreasonable whereas a small area will mainly. Modelling of solar thermal power plant using parabolic trough. The goal of this project is to design, build, model, and test a concentrating solar collector. If a coolant filled pipe solar energy absorber pipe, or a. System performance was investigated experimentally and. Because the trough mirrors will reflect only directbeam sunlight, parabolictrough systems use singleaxis tracking systems to keep them facing the sun.
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