Design and simulation of solar parabolic trough with trnsys. Solar system using parabolic trough collector for water desalination unit submitted by. 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. Parabolic trough plants require large amount of land while solar pvs can be. These pla developed by luz international limited and referred to as solar electric genera systems segs, range in size from 14 80 mw and represent 354 mw of. Pdf numerical modelling of a parabolic trough solar. In this video new physicist shows you how to build a high efficient solar water heater using zinc sheet and copper pipe. Industrial process steam generation using parabolic trough solar collection is the final report for the reduce natural gas use for industrial process heat using hightemperature parabolic trough solar collectors project contract number 500.
It provides the instant fryinggrilling power of a pure parabolic cooker, and yet easier to construct because the reflective surface is only bent along one dimension. Parabolic trough, trnsys, simulation, rankine cycle, solar irradiance, parabolic trough collector is the most proven technology to convert solar energy into electricity. Pdf fabrication of parabolictrough concentration for. Comparison of two linear collectors in solar thermal plants. Heat transfer analysis and modeling of a parabolic trough 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.
Csp plants work identically as conventional steam power plants and the core. We develop and manufacture solar thermal parabolic trough collectors and advise on system design and applications. Parabolic trough solar technology is the most proven and lowest cost largescale solar power technology available today, primarily because of the nine large commercialscale solar power plants. A parabolic trough solar collector uses a mirror in the shape of a parabolic cylinder to reflect and concentrate sun radiations towards a receiver tube located at the focus line of the parabolic cylinder. Such a system offers a possibility to reduce cost and improve the overall solar toelectricity efficiency. Parabolic trough solar technology is the most proven and lowest cost largescale solar power technology available today, primarily because of the nine large commercialscale solar power plants that are operating in the california mojave desert. The sunlight which enters the mirror parallel to its plane of symmetry is focused along the focal line, where objects are. Nine trough power plants in californias mojave desert provide the worlds largest generating capacity of solar electricity, with a combined output of 354 megawatts.
The global concentrated solar power market size was valued at over usd 3. Solar cells can provide some output even in diffused light, not so the case in solar parabolic troughs. Distinguishing between parabolic trough power plants, fresnel power plants, solar tower power plants and dishstirling systems, the parabolic trough power plants provide over 90% of the capacity of concentrating solar power plant technology that is in operation or in construction in. There are good designs here that can be built on a budget and without exceptional mechanical skills. In different areas concerning the amount of solar radiation, their standard size is approximately between 20 and 100 mwe. The present paper aims at predicting the performance of a solar parabolic trough collector for hybrid geothermal power generation. Parabolic trough, molten salt and direct steam power towers, molten salt and direct steam linear fresnel, dish stirling, a generic csp model, integrated solar combined cycle. Recent studies that analyze the deployment of solar. Life cycle assessment of a parabolic trough concentrating solar power plant and the impacts of key design alternatives john j. Pdf abstractsolar collector in the shape of a parabolic mirror reflects the incident solar energy on the longitudinal axis of the solar collector.
The systems design as a modular system is cost effective at smaller scale, allowing us to serve customers with power generation needs. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. Parabolictrough concentrator the accuracy of the solar tracking depends to a great extent on the solar coordinates at a particular. The objective of the current study is to report recent progress on thermal efficiency enhancement in the parabolic solar trough collector using nanofluids. Parabolic trough plants collect the direct solar radiation in collectors consisting of parabolic trough mirror concentrators with a linear absorber tube.
Review of solar parabolictrough collector geometrical and thermal analyses, performance, and applications. Performance characteristics of the solar parabolic trough collector with hot water generation system by amirtham valan arasu and samuel thambu sornakumar original scientific paper udc. A receiver tube running in the center and the length of the trough is the focus point on which the sun generates solar energy. Energy equations for computation of parabolictrough. The model determines the performance of a parabolic trough solar. Department of energy laboratory operated by midwest research institute battelle bechtel contract no. Advances in parabolic trough solar power technology. Parabolic trough concentrated solar power market overview. Parabolictrough solar collectors and their applications. More common are parabolic trough solar thermal power plants, which are less harmful to birds. Parabolic trough systems are often applied in hybrid systems paired with conventional power plants.
Parabolic trough power plants ptpp are thus far mostly developed csp thermal plants that are operating commercially. Jumaa alaydi a thesis submitted in final fulfillment of the requirement for degree of master of science in civil. This facilit y consisted of two parabolic trough solar fields with a total mirror aperture area of 7602 m 2. The receiver absorbs the incoming radiations and transforms them into thermal energy. Assessment of parabolic trough and power tower solar. Pdf design analysis of solar parabolic trough thermal. Sam includes models for the following kinds of csp systems. Solar parabolic trough uses mirrored surfaces curved in a linearly extended parabolic shape. Lowcost concentrating solar collector for steam generation. The initial cost of solar system is higher but operations and maintenance costs are always lower. Solar trough systems these systems provide largescale power generation from the sun and, because of their proven performance, are gaining acceptance in the energy marketplace. They consist of a solar field filled with hundreds or thousands of solar collector assemblies sca. Simplified methodology for designing parabolic trough. Lowcost concentrating solar collector for steam generation by john dascomb a thesis submitted to the department of mechanical engineering in partial ful llment of the requirements for the degree of master of science degree awarded.
Parabolic trough solar collector ptc is economically the most proven and advanced of the various csp technologies. The operating temperature of the system is in the range of 500700k and the geometric concentration ratio of the parabolictrough system is in the range of 30100 table 8. Parabolic trough development was also taking place in europe and culminated with the construction of the iea smal l solar pow er systems projectdistributed collector system sspsdcs in tabernas, spain, in 1981. Pdf advances in parabolic trough solar power semantic. Acacia energy introduction concentrated solar power csp technologies included parabolic trough, compact linear fresnel reflector and concentrated solar tower. This increases cost and maintenance associated in maintaining the moving structures. Nep solar is striving to make a difference in the emerging concentrating solar thermal energy sector. Heat transfer analysis and modeling of a parabolic trough. Turchi national renewable energy laboratory, 1617 cole blvd.
Concentrating solar power commercial application study. As of 2018, 90% of the csp in commercial operation is trough. Pdf an overview on parabolic trough solar collectors. A new design concept for concentrating solar parabolic mirrors lifang li1 ph. Design and fabrication of parabolic trough solar water. Parabolic trough obtains solar energy to generate heat to produce electricity in steam cycles. It represents the optimal resolution regarding the attainable concentration ratio and the attainable energy production per aperture area in linefocusing solar collectors. Energy equations for the computation of parabolictrough collector efficiency using. Reliable parabolic trough technology sopogys microcsp solutions are based on parabolic trough technology the most commercialized, proven and bankable solar thermal technology. Nowadays, parabolic trough solar thermal plants are prevalent around the world. A trough solar collector field comprises multiple parabolic troughshaped mirrors in parallel rows aligned to enable these singleaxis troughshaped mirrors to track the sun from east to west during the day to ensure that the sun is continuously focused on the receiver pipes. In 1907, the germans wilhelm meier and adolf remshardt obtained the first patent of parabolic trough technology.
It offers polytrough 1200, a roof and ground mountable parabolic trough collector. Concentrated solar power market size, analysis industry. The design and fabrication of parabolic trough solar water heater for water heating was executed. Manual making of a parabolic solar collector gang xiao. Pdf comparison of two linear collectors in solar thermal. Assessment of parabolic trough and power tower solar technology cost and performance forecasts national renewable energy laboratory 1617 cole boulevard golden, colorado 8040393 nrel is a u. Each sca is an independently tracking parabolic trough solar collector consisting of four major subsystems. Duanes redrok site is information central for diy heliostats and concentrating solar collectors. Energy performance enhancement of solar thermal power plants by solar parabolic trough collectors and evacuated tube collectors. Innovative technology solutions for sustainability.
Solar pvs are expensive and more area can be covered by parabolic troughs which employ cheaper mirrors. The parabolic trough collector ptc is the most common type of hightemperature solar thermal technology, in which the heat transfer fluid is usually synthetic oil, molten salt or watersteam. In diffused light, there is an inability to focus sunlight efficiently and the output decreases dramatically. The site can be a bit of a challenge to find stuff on, but its worth the. Pdf modeling and experimental investigation of parabolic trough. 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. 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. Parabolic trough solar technology is the most proven and lowest cost largescale power technology available today, primarily because of the nine large commercials solar power plants that are operating in the california mojave desert. Parabolictrough solar concentrating systems are an advanced and matured technology. Energy performance enhancement of solar thermal power. Life cycle assessment of a parabolic trough concentrating. Linear fresnel and power tower technologies are presently being planned as commercial plants, but none have yet been built in the u. Design of a 25 mwe solar thermal power plant in iran with.
Modeling and performance prediction of solar parabolic. The modelling of these devices is a key aspect in the improvement of their design and performances which can represent a considerable increase of the overall efficiency of solar power plants. Rough plans for parabolic trough solar cooker introduction the parabolic trough cooker or cylindroparabolic solar cooker has several advantages over other solar cookers. Pdf parabolictrough solar collectors and their applications. Candidate, asme student member school of mechatronics engineering harbin institute of technology 150001 harbin, china. Reducing the cost of energy from parabolic trough solar. Industrial process steam generation using parabolic trough. How to make a solar water heater using parabolic trough. Water is pumped through the receiver tube and is heated as it passes through the receiver tube. A vast area will be economically unreasonable whereas a small area will mainly cause.
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