For this purpose, tracking mechanisms similar to the ones described in the previous. How do solar parabolic dishes work solar power world. Simplified methodology for designing parabolic trough solar. This paper introduces a compact solar parabolic reflector antenna design, with an effective dc solar performance and high gain pencil beam antenna radiation characteristics, as an alternative to. Design and analysis for 1mwe parabolic trough solar. In addition, sidebars provide indicators that a system. Pdf design and development of a parabolic dish solar. Parabolic solar cookers use a parabolic shaped reflector to direct sunlight to a small area in order to generate heat for cooking. Pdf a solar parabolic reflector antenna design for digital. What are central parameters in the design of a parabolic trough power plant. The design and fabrication of parabolic trough solar water heater for water heating was executed. Manual making of a parabolic solar collector gang xiao laboratoire j. Design and construction of a solar collector parabolic dish. 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.
This paper presents the development of a solar parabolic dish collector prototype for rural areas with high solar resource. Federal technology parabolictrough solar alert water heating. A new design concept for concentrating solar parabolic. The suncatcher uses an innovative radial design for its concentrating mirrors. Design and construction of parabolic solar heater using polymer. In this investigation, experimentation is based on varying concentration. This is also true if youre designing a parabolic solar cooker see below, funnel solar cooker, cookit, pavarti, or any kind of solar cooker that has reflectors. Design, construction and testing of a parabolic solar. Solargenix energy and nrel collaborated to have developed a new collector structure that uses extruded aluminum. In this video new physicist shows you how to build a high efficient solar water heater using zinc sheet and copper pipe. The procedure employed includes the design, construction and testing stages. Over 750 large cookers had been built distributed worldwide by. This is the concave dish made of wood and lined with an aluminium sheet. Solar parabolic dish stirling engine system design, simulation, and thermal analysis article pdf available in energy conversion and management 126.
Design and analysis of rooftop linear fresnel reflector solar. Energy currently investigates a cylindrical collector coupled with parabolic or involute shaped mirrors. Simplified methodology for designing parabolic trough. Utility scale parabolic trough solar concentrators harness the suns energy to make steam for electricity generation. Compound parabolic concentrators cpcs are designed to efficiently. Design, construction and testing of a parabolic solar steam generator joshua folaranmi 120 parabolic dish. The equipment which is made up of the reflector surface curved mirror, reflector support, absorber pipe and a stand. Design, construction and evaluation of parabolic trough.
Compound parabolic concentrators are critical components in solar energy collection, wireless communication, biomedical and defense research, or. Solar parabolic dish concentrator, optical analysis, solar energy, solar radiation. Design, construction, and test of a miniature parabolic. Parabolic trough is also considered one of the most mature and most commercially proven technologies in the utility scale csp facilities mendelsohn et al. Design, construction, and test of a miniature parabolic trough solar concentrator donald jeremy gaitan cal poly, san luis obispo, ca fall quarter 2012. A parabolic dish solar thermal cooker having aperture diameter 1. Solar fire provides detailed plans and howto instructions for building three different sizes of concentrating solar collectors. Method of a given focus and directrix was employed in the construction of the parabolic dish. They would like to evaluate the efficiency of their. This article offers an illustrated description of a method to produce a closed parabolic trough solar energy collector box based on the elasticity of the material.
Made from galvanized steel to support its torquetube structure, luz collector represents the standard design. Using concentrating collector, heat from the sun is concentrated on a black absorber located at the focus point of the reflector in which water is heated to a very high temperature to form steam. It points out the types of situations where parabolictrough solar water heating is most likely to be cost effective and describes the espc process available to federal facilities for parabolictrough projects. Energy currently investigates a cylindrical collector coupled with parabolic or involute. Kalogirou department of mechanical engineering, higher technical institute, p. The parabolic shaped mirror reflector focuses the sunlight onto a linear tube located at the.
Design, construction and testing of a parabolic solar steam. Fascination with free solar energy solar power and how to build a parabolic mirror. Optical design of a solar parabolic concentrating collector. Water distillation system using parabolic dish solar. This paper discusses the design of a rooftop lfrsc module that is. This paper presents the design, construction and investigates an experimental study of a parabolic trough solar collector. Design and analysis of rooftop linear fresnel reflector. Design, construction, and test of a miniature parabolic trough. Performance acceptance test guidelines april 2009 december 2010. Design and fabrication of parabolic solar collector. Optical design of a solar parabolic concentrating collector based on trapezoidal reflective petals 715 is carried out to improve the overall performance of system. The shapes of the mirrors and collectors are key to the e. It points out the types of situations where parabolic trough solar water heating is most likely to be cost effective and describes the espc process available to federal facilities for parabolic trough projects. Candidate, asme student member school of mechatronics engineering harbin institute of technology 150001 harbin, china.
They are called parabolic trough collectors ptcs 2, see fig. In this paper efforts are being made to design a rooftop linear fresnel reflector solar concentrator lfrsc system. Trough systems these solar collectors use mirrored parabolic troughs to focus the suns energy to a fluidcarrying receiver tube located at the focal point of a parabolically curved trough reflector see fig. Mechanical design of a low cost parabolic solar dish concentrator. Following these points, the parabolic reflectors help in producing high directivity with narrower beam width. The efficiency and cost of the parabolic trough collector designs is influenced by structural stiffness, choice of materials, assembly tolerances, mirror cleanliness and wear. Design and development of compound parabolic to design and fabricate a parabolic dish solar steam generating machine which uses solar energy as its fuel. Parabolic solar cookers use a parabolicshaped reflector to direct sunlight to a small area in order to generate heat for cooking. Parabolic solar trough creates solar energy solar hot water steam cooker pressure a steam engine. Faszination solarenergie eine anleitung zum bau eines parabolspiegels. Design and fabrication of parabolic solar collector mechanical and automobile ieee project topics, thermal engineering base paper ideas, synopsis, abstract, report, figures, full pdf, working details for mechanical engineering me, diploma, btech, be, mtech and msc college students. A receiver tube running in the center and the length of the trough is the focus point on which the sun generates solar energy.
Design and fabrication of parabolic trough solar water. This parabolic trough 73% efficient solar power world. Design of a parabolic trough solar collector using a. Pdf a solar parabolic reflector antenna design for.
The solar energy may then be collected either directly or after one or more re. The objective of this research was to design a low cost parabolic solar dish concentrator with smallto moderate size for direct electricity generation. Pdf solar parabolic dish stirling engine system design. The parabolic trough collectors ptc consist of solar collectors mirrors, heat receivers and support structures. Design parameters of the solar parabolic dish concentrator parameters values unit parameters values unit concentrator aperture diameter 3. A simpler design called compact linear fresnel reflector clfr solar collector reduces the cost significantly. The cooker was designed to cook food equivalent of 12 kg of dry rice per day, for a relatively medium size. Parabolic power plants in southern spain andasol 1 and 2, in the back ground on the right side the prepared construction ground for andasol 3, source. Design and fabrication of solar cylindrical trough. Box 20423, nicosia 2152, cyprus received 18 june 2003. An inclined single axis tracking parabolic trough collector was designed to generate hot water or steam at a pressure close to ambient.
Re re heliostat reflector design overview reflector design and construction reflector manufacturing, shipping and assembly reflector testing conclusions overview the purpose of the heliostat reflector is to accurately focus sunlight onto a thermal receiver. This reflector has a slight parabolic curve to focus and concentrate reflected sunlight 23 times over a 50m distance. This solar trough tracks the sun using a mathematical algorithm and will not chase shadows from clouds. Design of concentrating parabolic reflector system to. These spun reflectors are made to the strictest tolerances for optimum rf performance which customers have come to expect from mwave and gabriel products. Design of solar parabolic dish now a parabolic reflector is a reflective surface used to collect or project energy such as light, sound, or radio waves. The parabolic trough reflector is a solar energy collector designed to capture the suns direct solar radiation over a large surface area and focus. The dish structure must fully track the sun to reflect the beam into the thermal receiver. This paper reports the design, construction and testing of a parabolic dish solar steam generator. How to make a solar water heater using parabolic trough. A parabolic dish is a type of concentrating reflective device that uses the shape of a circular paraboloid to collect or project energy such as light. If a parabolic reflector antenna is used for transmitting a signal, the signal from the feed, comes out of a dipole or a horn antenna, to focus the wave on to the parabola. These temperatures are significantly higher than what can be reached by a solar box cookers or solar panel cookers and allow the cooking.
The solar thermal element can be a parabolic trough field, a linear fresnel reflector field, a central receiver system or a field of parabolic dishes. Solar reflection from a 2m x 3m prototype mirror on a 1m x 1m target, showing a bright 1m. Free solar power how to parabolic mirror reflector. Most current solar thermal power plants uses a parabolic trough design called luz system ls1, 2 and 3 collectors.
Such model can be installed in rural areas which are not connected to governmental grid. 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. Pdf parabolic trough solar collector design, construction and. The whole arrangement is mounted on a hinged frame supported with a slotted lever for tilting the parabolic dish reflector to different angles so that the sun is. The reflector must be weather resistant, relatively easy to position, and low cost to. They are able to reach high temperatures, 350 c 662 f or higher, which allows them to be used for grilling and frying. A typical example of design they study may be seen on figure 1. Solar thermal collectors and applications soteris a. Design and development of an educational solar tracking. The collector field consists of a large field of singleaxis tracking parabolic trough solar collectors. Design specifications of parabolic dish solar collector fig1 design parameters of dish collector a parabola is the locus of a point that moves so that its distances from a fixed line and a fixed point are equal. How they work by solar power engineering january 23, 2010 the solar dish stirling technology is well beyond the research and development phase, with more than 20 years of recorded operating history. Parabolic solar cooker designs solar cooking fandom.
Noting that little work has been done in the area of lowering the cost of solar dish, this paper demonstrates the mechanical design of low cost parabolic solar dish concentrator with smalltomoderate size for direct electricity generation. The equipment which is made up of the reflector surface, reflector support, absorber pipe and a stand was fabricated using locally sourced materials. Water is pumped through the receiver tube and is heated as it passes through the receiver tube. The mwave gabriel solid parabolic reflectors are constructed of a premium high grade aluminum alloy. Feb 07, 2018 how to make a solar water heater using parabolic trough. A parabolic dish reflector pdr, shown schematically in figure 3. Solar millenium parabolic trough power plants constitute the biggest share of the installed concentrating solar power technology. Optical design of a solar parabolic concentrating collector based on trapezoidal reflective petals optical design of a solar parabolic concentrating collector based on trapezoidal reflective petals 715 is carried out to improve the overall performance of system. Mechanical design of a low cost parabolic solar dish. A helpful rule of thumb, shown below, that works for many designs is that the only suns ray you need to worry about is the one that reflects off the top of your reflector. It weighs 3 kgm2, only one third of parabolic trough mirror. How to make solar water heater 100c using parabolic trough. Parabolic reflectors are used to collect energy from a distant source and bring it to a common focal point, thus correcting spherical aberration found in.
Each solar collector has a linear parabolicshaped reflector that focuses the suns direct beam radiation. Jun 08, 2019 solar energy enterprises company manufactures schefflerstyle institutional cookers. Solar parabolic trough uses mirrored surfaces curved in a linearly extended parabolic shape. Method of a given focus and directrix was employed in the construction of the.
The solar field is modular in nature and is composed of many parallel rows of solar collectors aligned on a northsouth horizontal axis. Parabolic trough collectors ptc are frequently used for steam generation. In this video new physicist shows you how to build a high efficient solar water heater using. Pdf design, construction and testing of a parabolic solar steam.
Water distillation system using parabolic dish solar collector. Patented parabolic trough reflectors, uses the latest technology. It uses simple flat or slightly curved mirrors, an optical system originally developed by french engineer augustinjean fresnel. Erin energy currently investigates a cylindrical collector coupled with parabolic or involute shaped mirrors. Re re heliostat reflector design overview reflector design and construction reflector manufacturing, shipping and assembly. Design and fabrication of parabolic trough solar water heater. A new design concept for concentrating solar parabolic mirrors lifang li1 ph. The solar thermal element can be a parabolic trough field, a linear fresnel reflector field, a central receiver system or a field of parabolic dishes, commonly designed for a normal incident radiation of 800900 wm2 1. After conducting more research on solar energy and solar collection, the decision was made to attempt to build a parabolic trough solar concentrator.
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