The design was done using computeraided design and manufacturing. As per the literature serve carried out most of them are working on hightemperature applications. The enhancement increased the capacity of the tube to absorb solar energy by improving the convective transfer between the inner surface of the absorber tubes and. Structural design of parabolictrough solar concentrators. The trough is parabolic along one axis and linear in the orthogonal axis. The fundamental characteristics of the performance of a parabolic. Recent studies that analyze the deployment of solar. The site can be a bit of a challenge to find stuff on, but its worth the effort.
Because of the small scale of the project, actual use of the parabolic trough to heat water would not be. Design, modeling, and optimization of a dual reflector. The model determines the performance of a parabolic trough solar. Overview of sam parabolic trough models case study. Pdf fabrication of parabolictrough concentration for. It should be noted that more than 70% of the total globally operational csp plants use parabolic trough technology. Method of a given focus and directrix was employed in the construction of the.
Life cycle assessment of a parabolic trough concentrating. Parabolic trough solar concentrating systems are an advanced and matured technology. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. Then, an experimental ptc system setup is established with a concentration ratio of 9. 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. Parabolic trough collectors ptc are frequently used for steam generation. Initially, a thermodynamic model of ptc is developed using engineering equation solver ees having a capacity of around 3 kw. 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 of a parabolic trough solar collector using a. Design, construction and testing of a parabolic solar steam generator joshua folaranmi 120 parabolic dish. Parabolictrough solar waterheating system for adams county detention facility, brighton, colorado. Simplified methodology for designing parabolic trough.
Numerical modelling of a parabolic trough solar collector. In the design it was considered the parabolic aperture of 0. Vasquez padilla, ricardo, simplified methodology for designing parabolic trough solar power plants 2011. Pdf a simplified design procedure of parabolic trough solar field. The optimum concentrating solar power csp system design combines a relatively large, efficient optical surface, harvesting the incoming solar. Pdf design analysis of solar parabolic trough thermal collectors. Parabolic trough collector is a viable technology for harnessing solar energy for industrial process heat in cyprus 58. Pdf this paper presents a stepwise approach for designing a parabolic trough solar collector system, which is the fastest growing. This is the concave dish made of wood and lined with an aluminium sheet. A vast area will be economically unreasonable whereas a small area will mainly cause. This solar technology is applied in many applications and so its investigation is common.
What are central parameters in the design of a parabolic trough power plant. Nowadays, parabolic trough solar thermal plants are prevalent around the world. Design, construction and evaluation of parabolic trough. Introduction this dissertation work was made an attempt to design, development and testing of a parabolic trough solar collector. New and slightly improved ptsc was developed to run the experimental study. Design, simulation and manufacturing of an integrated. Pdf design and construction of a parabolic trough solar. Life cycle assessment of a parabolic trough concentrating solar power plant and the impacts of key design alternatives john j. Study of organic trust pdf a simple parabolic trough solar collector tested under the local. The theoretic design principle of a closed parabolic trough box can be found in 1. Department of energy doe has adopted the planning method known as technology roadmapping for much of its program development. Design and fabrication of parabolic trough solar water. At the end, the efficiency of the generation of electricity with parabolic trough power plants. 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.
Further, the solar receiver schott ptr 70 is designed for solar thermal power. The sunlight which enters the mirror parallel to its plane of symmetry is focused along the focal line, where objects are. 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. The paper gives the summary of new design of parabolic trough using heat retention method. An innovative receiver design for a parabolic trough solar. Design of parabolic trough collector solar field for future solar thermal power plants in algeria b. 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. Depending to their design, ptc and lf are able to concentrate the solar radiation flux 30. Federal technology parabolictrough solar alert water heating. A new technique was proposed and implemented through an experimental model to improve the absorber tube of a parabolic trough collector, which was connected to a twisted tube and resulted in a heat transfer enhancement. The performance of parabolic trough solar collector ptsc has been evaluated using different heat transfer working fluids.
Smallsized parabolic trough collector system for solar. Turchi national renewable energy laboratory, 1617 cole blvd. Due to restrictions of cost and space, a miniature version of typical parabolic troughs used today was made. Duanes redrok site is information central for diy heliostats and concentrating solar collectors. Manual making of a parabolic solar collector gang xiao. Parabolic trough collectors can also drive absorption cooling systems or other equipment that runs off a thermal load.
Analytical expression of parabolic trough solar collector. Optimal design of a molten salt thermal storage tank for. Our aim is to design a novel parabolic trough collector which is useful. The resulting graphs well describe the variations of various outputs of the solar field and help to predict the performance of the plant. Under the meteorological conditions of malaysia, authors found that ptsc can operate at a higher temperature than water collector but the performance. Candidate, asme student member school of mechatronics engineering harbin institute of technology 150001 harbin, china. Department of engineering of materials university of dr.
This paper presents the design and sizing of a parabolic trough solar thermal electric power plant with a net capacity of 1 mw using direct steam generation in one of suez suburbs in egypt. The current study presents a numerical and realtime performance analysis of a parabolic trough collector ptc system designed for solar airconditioning applications. Cavity receiver designs for parabolic trough collector arxiv. The parabolic trough collectors ptc consist of solar collectors mirrors, heat receivers and support structures. Simplified methodology for designing parabolic trough solar power.
The current paper entitled design, modeling and optimization of a dual reflector parabolic trough concentration system basing on ray tracing 3dimensions. Parabolic trough collector, a novel design for domestic. The objective of this study is to develop analytical expressions for the determination of the thermal performance of parabolic trough collectors. Pdf design analysis of solar parabolic trough thermal. 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. Heat transfer analysis and modeling of a parabolic trough. It gives a brief idea of on heat retention and describes about the components and operation of parabolic trough. Design and simulation of solar parabolic trough with trnsys. Design and sizing of solar thermal power plant stpp in egypt. The design and fabrication of parabolic trough solar water heater for water heating was executed. Thestages of design, modeling, and evaluation of a parabolic trough collector ptc for heating water as a demonstrative prototype are presented.
Parabolic trough designs everything about solar energy. This paper presents the design fabrication parabolic trough solar water heati ng is a wellproven tech nology that directly substitutes rene wable energy for conventional energy i n water heating. The procedure employed includes the design, construction and testing stages. 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. 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. Solar cells can provide some output even in diffused light, not so the case in solar parabolic troughs. Parabolic trough, trnsys, simulation, rankine cycle, solar irradiance, parabolic trough collector is the most proven. Design of a 25 mwe solar thermal power plant in iran with. Pdf a new design in parabolic trough using heat retention iosr jeee academia. Design of parabolic trough collector solar field for. The system advisor model sam is a performance and financial model designed to estimate the cost of energy for gridconnected power projects based on installation and operating costs and system design in order to facilitate decision making for people involved in the renewable energy industry. Alkayiem mechanical engineering department, universiti teknologi petronas, bandar seri iskandar, perak, malaysia email.
Many researchers were working on designing trough to improve the efficiency of the collector. 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. In diffused light, there is an inability to focus sunlight efficiently and the output decreases dramatically. Design, construction, and test of a miniature parabolic. Pdf in this paper are presented the results of designing a parabolic trough solar collector ptsc, and its application in a solar thermal system for. In different areas concerning the amount of solar radiation, their standard size is approximately between 20 and 100 mwe. There are good designs here that can be built on a budget and without exceptional mechanical skills. Parabolictrough technology roadmap january 1999 page 2 introduction technology roadmapping the u. For the united states, parabolic trough waterheating systems are.
1076 1097 996 390 663 1539 663 1295 1013 187 1259 1231 343 331 463 1352 548 1213 386 1614 1188 522 626 896 20 1462 481 1455 340 805 71 1577 1483 184 411 1391 57 1426 1019 1323 657