The towers are the highest in the world allowing the country to obtain power capacity up to 377 megawatts. Pdf eckhard lu pfert advances in parabolic trough solar. Pdf advances in parabolic trough solar power semantic scholar. Parabolic trough how parabolic trough works solar fields using trough systems capture the suns energy using large mirrors shaped like a parabola, or a giant u, that are connected together in long lines that track the suns movement throughout the day. 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 september 2010. Parabolic trou gh plants are the most mat ure solar power tech nology, but no largescale plants have been built in over a decade. It promotes a deep understanding of the challenges the different cst technologies are confronted with, of the research that is taking place worldwide to address those challenges, and of the. Assessment of parabolic trough and power tower solar. The highest capacity singleunit parabolic trough plants currently in operation are the 80 mw segs plants, which use the same technology as shams 1. Parabolic trough solar technology is the most proven and lowest cost largescale power technology available today, primarily because of the nine large.
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 the heat. Parabolic trough collector technology fresnel systems tower power plants tests and quality assurance more than 95 % of the commercially operated solar thermal power plants are parabolic trough systems. 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 use of inert particles for heat transfer may make parabolic troughs safer near population centers and may be valuable for industrial facilities. A the average beam radiation during the testing period is 658wm2. The solargenix advanced trough development project was initiated in the year 2000 with the support of the doe csp program and, more recently, with the added support of the nevada southwest energy partnership. Concentrating solar power concentrating solar power dlr.
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. As of 2014, the largest solar thermal power systems using parabolic trough technology include the 354 mw segs plants in california, the 280 mw solana generating station with molten salt heat storage, the 250 mw genesis solar energy project, the spanish 200 mw solaben solar power station, and the andasol 1 solar power station. Parabolictrough solar waterheating system for adams county detention facility, brighton, colorado. For the united states, parabolic trough waterheating systems are. Optimization studies for integrated solar combined cycle. Applications for this technology are found in manufacturing and installing parabolic troughs for concentrated solar power. Global concentrated solar powercsp market by product. For mirrors, this cost reduction is accomplished through technology advances. Each solar collector has a linear parabolicshaped reflector that focuses the suns direct beam radiation on a linear receiver located at the focus of the parabola. Advances in parabolic trough solar power technology. Developing solar thermal power technology in an effective manner is a great challenge in china. With many challenges for solar photovoltaic technology to improve beyond its current efficiency levels, solar thermal technology is getting importance.
Advances in parabolic trough solar power semantic scholar. Abstract parabolictrough solar water heating is a wellproven renewable energy technology with considerable potential for application at federal facilities. Parabolic trough collector an overview sciencedirect topics. The largest single parabolic trough installation yet proposed is called solana, and is planned for a site in nevada.
Design aspects of solar thermal power generation in an. The cost, performance, and risk of parabolic trough technology are fairly well established by the experience of the existing operating parabolic trough plants. But in the solar tech race, is there room for more than one leader. Parabolic trough solar collector technology offers an environmentally sound and increasingly costeffective energy source for the future. Parabolic trough solar technology is the most proven and lowest cost largescale solar power technology available today, primarily because of the nine large. However, it is limited to a single or double factors for available system. Tower, trough, fresnel or dish posted on june 12, 2018 september 21, 2019 author 48 comments all concentrating solar power csp technologies use a mirror configuration to concentrate the suns light energy onto a receiver and convert it into heat. Aug 31, 20 solar parabolic trough collector increases the fluid temperature to generate the steam which is used by steam turbine for power generation. Concentrating solar power csp, with an installed capacity of 4. Parabolic troughs, linear fresnel systems and power towers can be coupled to steam cycles of 10 to 200 mw of electric capacity, with thermal cycle efficiencies of 3040%.
Federal technology parabolictrough solar alert water heating. Parabolic trough solar tech nology is the most proven and lowest cost larg escale solar power technology available today, primarily because of the nine large com mercialscale s olar power plants. Sam includes models for the following kinds of csp systems. Parabolic trough solar tech nology is the most proven and lowest cost larg escale solar power technology available today, primarily because of the nine large com mercialscale s olar power plants that are operating in the california mojave desert. Advances in concentrating solar thermal research and technology provides detailed information on the latest advances in cst systems research and technology. Department of energy concentrating solar power program gary burch and tom rueckert and. Lcoe reduction potential of parabolic trough and solar. Parabolic trough solar thermal electric power plants fact. Parabolic trough collector can compete with traditional fossil fuel based power plants. We are interesting to improving performance of parabolic trough collector because they are used very much. This technology attracts intentions in 1980s due to oil crises. Parabolictrough solar technology has been demonstrated by nine utilityscale plants installed between 1984 and 1991 in californias mojave. Advances in parabolic trough solar power technology request pdf.
Further efforts are needed to make it economically viable, improve performance and capability of parabolic trough technology for solar electric power generation 4. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. Experimental investigation on a parabolic trough solar. There is a risk of it freezing at night which affects plants operations. Advances in concentrating solar thermal research and. These pla developed by luz international limited and refe r red t o as solar electric genera systems segs, range in size from 14 80 mw and represent 354 mw of. A multitude of the researches focus on the factors of the thermal efficiency of a parabolic trough solar collector, that is, the opticalthermal efficiency. Concentrating solar power csp plants are capital intensive, but have virtually zero fuel costs. About 60% of the plants which have been registered for the fit include a molten salt twotank system providing 7.
Parabolic trough plants are the most mature solar power technology, but no largescale plants have been built in over a decade. By rajesh chhabara parabolic troughs have dominated the concentrated solar thermal power industry for the last two decades, winning the confidence of utilities and investors. Advances in parabolic trough solar power technology 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. In different areas concerning the amount of solar radiation, their standard size is approximately between 20 and 100 mwe. Solar power towers are the most used technology of this kind in the united states. Distinguishing between parabolic trough p ower plants, fr esnel power plants, sol ar towe r power plants and dishstirling s ystems, the parabolic tr ough power plants provide over 90% of the capacity of c o ncentr a ting solar power p lant technology that is in operation or in construction in september 2010. Pdf advances on the development of the parabolic trough. The parabolic trough technology is the most mature available on the market with a track record since the 1980s. Concentrated solar power csp market report 20192029. Parabolic trough plants require large amount of land while solar pvs can be conveniently places on rooftops. Many country choose these technology in solar power station and produce heat energy at lower prices. 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. In europe, the installed capacity of parabolic trough plants in operation reaches 1650 mw and 623 mw are under construction.
Apr 24, 2002 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 overall goal is to deliver enhancement to established trough technology while exceeding the heliostat power tower molten salt temperature limit. Parabolic trough power plants consist of large fields of parabolic trough collectors. Uses parabolic mirrors to concentrate solar radiation on linear tube receiver. 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. 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. Nowadays, parabolic trough solar thermal plants are prevalent around the world. The solar field is modular in nature and comprises many parallel rows of singleaxis tracking parabolic trough solar collectors, usually aligned on a northsouth horizontal axis. In this paper an experiment platform of a parabolic trough solar collector system ptcs was developed for thermal power generation, and the performance of the ptcs was experimentally investigated with synthetic oil as the circulate heat transfer fluid htf. It is currently utilized by multiple operational table 2 schematic diagrams of each csp technology listed in table 1. For mirrors, this cost reduction is accomplis hed through technolo gy advances. Further efforts are needed to make it economically viable, improve performance and capability of parabolic trough technology for solar electric power generation. Request pdf advances in parabolic trough solar power technology parabolic trough solar technology is the most proven and lowest cost largescale solar.
Parabolic trough solar thermal electric power plants fact sheet. Parabolic trough plant without thermal energy storage have capital costs as low as usd 4 600kw, but low capacity factors of between 0. New technologies in solar power generation greentumble. Parabolic trough solar tech nology is the most proven and lowest cost larg escale power te chnology available today, primarily because of the nine large c ommercials sol ar power plants that are operating in the california mojave desert. Reducing the cost of energy from parabolic trough solar. Parabolic trough technology allows for singleunit solar power plants of larger rated output than other csp technologies. In this paper, two different reflective surfaces are used to increase the optical efficiency of a parabolic trough solar collector. Advances on the development of the parabolic trough technology in mexico. An innovative receiver design for a parabolic trough solar. Pdf advances in parabolic trough solar power semantic. Parabolic trough technology is currently the most proven solar thermal electric technology. 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.
Energy supply and solar resource potential each year, the united states is becoming more dependent on foreign sources of energy. Department of energy doe solar program goal of developing parabolic trough power plants, power towers, and dish stirling systems that are costcompetitive with conventional fossil fuel power technologies. Design of a parabolic trough solar collector using a. Introduction this paper provides an assessment of the cost of power for parabolic trough solar power technology for largescale gridconnected power applications, for both nearterm and future parabolic trough solar power plants each year, all the country is. Solar systems which employ parabolic trough collectors represent an encouraging technology. 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. Advances in parabolic trough solar power technology journal. Pdf eckhard lu pfert advances in parabolic trough solar power. Parabolic trough power plants are the only types of solar thermal power plant technology with existing commercial operating systems. In this work, we investigated the performance of parabolic trough solar collector with hot water generation system for 3 days day time. We observed the differences in temperature in the range of 6. Given this lengthy lull in deployment, our first project objective was development of improved trough te chnology for nearterm deployment, closely patterned after the best of the priorgeneration troughs. Advances in concentrating solar thermal research and technology.
References for the solar process heat models are listed separately below. One of the method to improve thermal performance of parabolic trough collector system is used to nanofluid as working. Sensitive analysis for the efficiency of a parabolic trough. Problem addressed concentrators increase the efficiency of solar systems by focusing the suns energy onto a small area. In 1907, the germans wilhelm meier and adolf remshardt obtained the first patent of parabolic trough technology. One of the most matured solar thermal technology commercially been used today is the solar parabolic trough power plants. Low cost parabolic cylindrical trough for concentrated solar. Department of energy doe sola r program goal of developin g parabo l ic t r ough power plant s, power towers, and dish stirling systems that are costcompetitive with conventional fossil f uel power technologies.
Indextermsparabolic trough solar collector, solar thermal power i. This type of concentrator has a cylindrical shape, with its parabolic curvature described by the. Sep 15, 2016 the parabolic trough is single tracking technology. Collector type schematic diagram parabolic trough collector linear fresnel re. Design of a 25 mwe solar thermal power plant in iran with. The moment for solar power tower technology has arrived. Parabolic trough technology has continued to advance. Direct steam generation solar systems with screw expanders. Current power plants in spain are limited to 50 mw per plant by the special regime. Finally, the chapter presents the overall concept of this book on advances in concentrating solar power research and technology, which aims to provide an overview beyond the stateoftheart of cst technologies, with a focus on advanced cst concepts that are emerging as incremental or stepchanges in cst technology. Parabolic dish csp technology parabolic dish geometry concentrates light in a single focal point, i. Different concentrators 31 provide different receiver temperature and peak temperature of the steam for the power cycle, with 32 correspondingly varying thermal efficiency of the power cycle. After completion of work it was found that the campus.
Concentrating solar power csp technology is poised to take its place as one of the major contributors to the future clean energy mix. A limited number of plants and installed capacity in a small challenging market environment make reliable and transparent cost data for csp difficult to obtain. Parabolic trough power plants constitute the biggest share of the installed concentrating solar power technology. 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. Parabolic trough collectors ptc parabolic trough technology is the most mature concentrated solar power design.
Jan 28, 2010 developing solar thermal power technology in an effective manner is a great challenge in china. Parabolic trough collectors are frequently employed for solar steamgeneration because temperatures of about 300 can be obtained without any serious degradation in the collectors efficiency. The major task behind this research work is to increase the efficiency of the parabolic trough collector. 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. With pv, electric power is produced by light directly in a semiconductor, while in thermal solar generation the heat of the sun is used to power an engine or turbine. The values for parabolic troughs, by far the most mature technology, have been demonstrated in the field. 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. Solar energy represents a huge domestic energy resource. In concentrating solar power technology, the optical efficiency of solar collector influences collector performance significantly.
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