Solar power tower design basis document, revision 0. The design models for other components are partly already implemented, but they are modi ed andor extended according to the requirements of crs plants. In this presentation, optimization of important design parameters and overall csp plant configuration for minimizing the levelized cost of energy will be discussed. Solar energy is radiant light and heat from the sun that is harnessed using a range of everevolving technologies such as solar heating, photovoltaics, solar thermal energy, solar architecture, molten salt power plants and artificial photosynthesis it is an essential source of renewable energy, and its technologies are broadly characterized as either passive solar or active solar depending. Operated by sandia national laboratories for the u. Solar thermal powerelectric generation systems collect and. Advanced designs are experimenting with molten nitrate salt because of its. Solar thermal power plants use the sun as a heat source. A solar thermal power plant uses the heat energy from the sun as an energy source to drive a heat engine. Ivanpah, in californias mojave desert, went into operation in 20 as the worlds largest solar thermal power plant. Sunshine heats the air beneath a very wide greenhouselike roofed collector structure surrounding the central base of a very tall chimney tower. Design of solar thermal power plants sciencedirect. Molten salt storage will provide additional thermal energy generating capability.
Department of energy doe, the national solar thermal test facility nsttf is the only test facility of this type in the united states. The heat energy is then transferred to a fluid or gas, which is used in a typical power plant cycle to convert the heat energy to mechanical energy and then electricity. Solar power tower design basis document revision 0 prepared by alexis b. Roofmounted closecoupled thermosiphon solar water heater. Solar thermal power plants may also be hybrid systems that use other fuels usually natural gas to supplement energy from the sun during periods of low solar radiation.
Finally, solar thermal systems are relatively low maintenance because they use simpler technologies and. University of south florida design, construction and. Only few technologies among the renewables offer this base load ability. This land, presumably originally chosen for its sun exposure, begs to be used for solar thermal energy.
Solar thermal power plant wgp 8414 imia conference 2014. Syllabus outline of solar power plant design course online and offline preparation of pv module data sheet prepration cable sizing and selection. Jul 28, 2009 the companys design has certain advantages over other approaches to concentrated solar power. Vast solar concentrated solar thermal power renewable. In different areas concerning the amount of solar radiation, their standard size is approximately between 20 and 100 mwe. Planning and design of pv power plants bea solar expert. Since the areaspecific power density is limited, the irradiation is concentrated by an optical system onto an absorber to obtain elevated temperatures allowing an effective transformation of heat into mechanical work. Design of a 25 mwe solar thermal power plant in iran with. Jan 28, 20 sharon shostak met up with some local residentsbze volunteers who have taken the initiative to build a model to demonstrate a concentrating solar thermal plant, a technology beginning to. While technologically feasible with solar energy, the. How to design solar pv system guide for sizing your solar.
The main objective of this research is to perform a design and sizing of solar thermal power plant with parabolic trough collectors ptc without storage system. In addition, solar thermal power plants are becoming one of the most promising technologies to produce clean and sustainable energy. Introduction solar thermal power plants can guarantee supply security by integration of thermal energy storages and or by using a solar fossil hybrid operation strategy. Solar thermal power systems may also have a thermal energy storage system component that allows the solar collector system to heat an energy storage system during the day, and the heat from the storage system is used to produce electricity in the evening or during cloudy weather. Design of a 25 mwe solar thermal power plant in iran with using. A solar thermal power plant was already constructed close to cairo at the beginning of the 20th century.
Not to be confused with list of photovoltaic power stations. Part of the 354 mw segs solar complex in san bernardino, california, united states. Modelling of solar thermal power plant using parabolic trough. Solar thermal electric power plants thermal systems. The varying types of collector dimensions have been investigated. In order to generate a high enough temperature for a power plant, solar energy must be concentrated.
The key enabler of this is the use of liquid sodium as the solar heat transfer fluid and vast solar is the clear world leader in the use of sodium for solar power applications. The first three units of solnova in the foreground, with the two towers of the ps10 and ps20 solar power stations in the background. In this type of installations, once the solar radiation has been transformed into heat energy, the next objective is to transform this heat into electrical energy. In order to make this effective, the solar energy must be collected over a wide area and concentrated so that a temperature sufficient for economic electricity generation can be achieved.
Concentrating solar thermal power the concentrating solar thermal power csp subprogram within the u. Energy performance enhancement of solar thermal power. Solar thermal power plants, also known as concentrated solar power csp. Design and optimization of solar thermal power plants. A solar power tower uses a field of tracking mirrors heliostats that redirect sunlight on to.
The historical evolution of solar thermal power and the associated methods of energy storage into a hightech green technology are described. Utilityscale csp plant utilityscale csp power plants have been predominantly solar thermal plants using parabolic trough technology since these plants use conventional synchronous generators with or without thermal energy storage electrical characteristics of the plant does not differ appreciable from that of a conventional power. Solar thermal power plants use the energy of solar radiation to provide the heat needed to operate a thermal power cycle. Using parabolic mirrors, the power plant captured and concentrated solar energy and used it to heat oil for boiling water. Design and sizing of solar thermal power plant stpp in egypt faten hosney fahmy, hanaa mohamed farghally, ninet mohamed ahmed electronics research institute, giza, egypt. Fundamentals of solar power plant design engineering. Design of a 240 mwe solar thermal power plant mills eurosun 2004 conference of adjacent reflectors and minimum ground usage.
The fuel that powers them is free and renewable, so these systems are cheap to run and can replace some conventional fuel use 2. Department of energy doe solar energy technologies office supports earlystage research and development to derisk and lower the cost of csp technologies that can provide solar power on demand. The most common type of solar thermal power plants, including those plants in californias mojave desert, use a parabolic trough design to collect the suns radiation. Florida utilities are mandated to achieve 20% renewable energy contribution to their generation mix by 2020. Combining solar power with coalfired power plants, or. Solar pv module when in touch of sunlight generates voltage and current atits output terminals. Improve power plant efficiency using design documents and. Figure 1 solar thermal trough power plant with thermal storage figure 2 towerbased solar thermal steam generator 14 figure 3 power plant feedwater heating using solar thermal power 18 figure 4 generating high pressure steam using solar power 19 figure 5 example of daily solar irradiance fluctuation in maryland, usa 23. Numerical model and performance validation of a small.
In recent trends, this technology is highly effective because of lessmaintenance and continuous availability of. May 21, 2015 we refer to hightemperature solar thermal energy to those solar systems that use solar collectors that work at temperatures above 500 celsius degrees. To increase the solar share of the plant a thermal energy storage is used. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. Summary solar steam power plant is the dominant technology in the category of solar thermal power systems. This is a list of the largest facilities generating electricity through the use of solar thermal power, specifically concentrated solar power. This progress report presents a preliminary design method to calculate solar radiation data and thermal collector efficiency which are used to determine the size and the cost of solar field.
Sra will also help conduct solar energy production and financial feasibility studies. Purchase design of solar thermal power plants 1st edition. These factors including construction costs, fuel expense. Nowadays, parabolic trough solar thermal plants are prevalent around the world. Sahara desert is sufficient in order to meet the worlds electricity requirements with solar thermal power plants. One silver lining of global climate change and human impact on the land is that more and more farmland is becoming unsuitable for agricultural production. It uses an array of flat, movable mirrors called heliostats to focus the suns rays upon a collector tower the target. Enel green power north americas stillwater plant, outside the desert town of fallon, nevada, came online in 2009 as a conventional geothermal plant and later added solar panels. In a solar thermal power plant this is normally achieved with mirrors. How do we get electricity when the sun is no longer in the sky.
This project will design and test a multimegawatt thermal falling particle receiver concentrating solar thermal power csp system in the first two gen3 csp phases. The total operating time of the power plant is about 1726 hours 1248 hours in fullload condition. Generation 3 concentrating solar power systems gen3 csp. All solar hybrid power plants were modeled with different sizes of solar fields and different storage capacities. This includes selection and sizing of solar collector field, selection of power generating cycle and its. In other systems, heat is collected over a large area and used to drive turbines in a central facility.
Engineering, procurement and construction epc acquisition of the construction loan engineering detailed plant design equipment specification system engineering civil engineering procurement turbine generator other power block equipment solar field equipment. The nsttfs primary goal is to provide experimental engineering data for the design, construction, and operation of unique components and. Costs and characteristics summary this report analyzes the factors that determine the cost of electricity from new power plants. Concentrated solar thermal is seen as one viable solution for renewable, pollutionfree. Ppt on design of solar photovoltaic generation for. The most efficient solar power plants are designed such that as long as the sun is shining, its energy is being collected in some type of solar collector. A solar power tower uses a field of tracking mirrors heliostats that redirect sunlight on to a centrally located receiver mounted on top a tower, which absorbs the. Powers years of indepth experience with power plant projects translates to smart, hardworking designs for clean energy. The solar power tower, also known as central tower power plants or heliostat power plants or power towers, is a type of solar furnace using a tower to receive the focused sunlight. Smallscale solar power plant system models recently have described solar organic rankine cycles, parabolic through collectors, thermal storage, and alternatives to turbines such as scroll expanders 27 2628. This hybrid power plant combines 3 clean energy sources in.
Design and sizing characteristics of a solar thermal power plant. Nielsen book data summary design of solar thermal power plants introduces the basic design methods of solar thermal power plants for technicians engaged in solar thermal. The design point is a primary parameter in solar thermal power plant design and can be referred to when defining the area of the concentration field, thermal receiver capacity, thermal storage capacity, the rated capacity of the power generator unit, and the power plants annual power output, as well as other key parameters such as the efficiencies of various equipment. Design and sizing of solar thermal power plant stpp in egypt. The electricity generated by the first plant is enough to serve more than 270,000 residences in china. Csp generation technology features stable and constant power output, low costs.
This book includes the authors theoretical investigation and study findings in solar heat concentrators, a performance evaluation of solar thermal collectors, a numerical simulation of the heat transfer process between complex geometrics, heat transfer through radiation, and more. There are three main types of concentrating solar thermal power systems. Concentrating solar power csp power plants 9 csp plants totaling 354 mw constructed from 1984 to 1990 60 mw solar one plant installed in nevada in 2007 new csp technology developments in 2010. A simpler design could reduce the cost of solar power generated by concentrating sunlight on stirling engines. They are shaped like a halfpipe youd see used for snowboarding or. Estimates for global solar thermal potential indicate that it could more than provide for total global electricity needs. From fasttrack detailed design for an innovative 5 mw demonstration plant in the california desert to multidiscipline design for a fullscale 125 mw test facility in india, we are at the leading edge of solar thermal technology. Design of a 240 mwe solar thermal power plant solaripedia. The redevelopment of the cityowned landfill site into a solar farm will help spur a viable local market for solar energy systems and lead to the creation of the jobs. Solar radiation model, solar thermal collector, thermal energy storage, solar field piping, power block, cost analysis, and integration of all systems. Schematic diagram of 1 mw solar thermal power plant, national institute of solar energy, gurgaon using both ptc and lfr field gwalpaharai 28. Solar thermal power plants may also be hybrid systems that use. A power plant can operate at high efficiency using design documents and 5 parameters fget, feedwater flow ratio, ttd, condenser range, and tower approach.
This book includes the authors theoretical investigation and study findings in solar heat concentrators, a performance evaluation of solar thermal collectors, a. After adding concentrating solar power in 2015, it became the worlds first triple hybrid renewable energy plant. A passive system requires no equipment, like when heat builds up inside your car when its left parked in the sun. A vast area will be economically unreasonable whereas a small area will mainly cause. Design of solar thermal power plants in searchworks catalog. Modelling of solar thermal power plant using parabolic trough collector article pdf available in journal of power and energy engineering 0408. Zavoico nexant san francisco, ca 94104 abstract this report contains the design basis for a generic moltensalt solar power tower. Grasp the fundamentals of solar photovoltaic energy conversion and gain insight into solar power plant design, plant components, the complexities of interconnection requirements, and other essential topics. The solar power plant with thermal energy storage at usf cerc.
The first phase will feature one 5 mw solar thermal plant using mirrors to focus the power of the sun on solar receivers atop power towers. Solar thermal power plant an overview sciencedirect topics. Solar thermal power plants typically require 14 to 1 square mile or more of land. In steam power cycles, there is usually a couple of steam lines, extracted from medium. National solar thermal test facility sandia energy. These collectors are known as linear concentrator systems, and the largest are able to generate 80 megawatts of electricity source. From site survey to feasibility report to the maintenance of the plant, we undertake turnkey projects. At present, this facility does not have any thermal storage, which means that it is. Environmental protection of the concentrating solar power plant. The design point is a primary parameter in solar thermal power plant design.
Mar 05, 2014 solar thermal systems there are two types of solar thermal systems. A gridconnected solar thermal power plant, with a capacity of 1 mwe at direct normal incidence dni radiation of 600 wm2, has been designed and commissioned. Abstractsolar cell is a semiconductor device which is nothing but a pn junctiondiode and can converts sun lights into electrical energy. Energy analysis the unique feature of the plant is the integration of two different solar fields. This book includes the authors theoretical investigation and study findings in solar heat concentrators, a performance evaluation of solar thermal collectors, a numerical simulation of the heat transfer process between. Design of solar thermal power plants 1st edition elsevier. Design of solar thermal power plants introduces the basic design methods of solar thermal power plants for technicians engaged in solar thermal power generation engineering. Solar thermal technologies capture the heat energy from the sun and use it for heating andor the production of electricity. The objective of this project proposal is to design and install a thermal energy storage tes system at the solar thermal power generation facility at the usf clean energy research center cerc.
Integrated hightemperature particle system for csp location. Radiation model, solar thermal collector, thermal energy storage, solar field piping, power block, cost analysis, and integration of all systems. Finally, the entire receiver design model is validated by comparing the results of test cases with the data from the literature. Learn more about solar thermal and all types of energy at.
The secret to vast solars highly efficient energy capture and storage system is the modularisation of solar collector arrays. The solar updraft tower sut is a design concept for a renewableenergy power plant for generating electricity from low temperature solar heat. Solar thermal electric power plants generally use concentrated sunlight obtained through various mirror configurations to focus the suns energy to produce hightemperature heat. Comparison of solar electricity cost against a typical 400 mwe coal fired plant in the usa suggests similar costperformance without green incentives. However, there are also many supporting engineering innovations in the commercial product, including highly rigid space frame mirror supports with 360 roatation capability, long horizontal direct. Design, construction and operation of csp solar thermal power. Comparison between different power plants, solar, wind. An active system requires some way to absorb and collect solar radiation and then store it.
Solar thermal energy ste is a form of energy and a technology for harnessing solar energy to generate thermal energy or electrical energy for use in. Huanghe quinghai delingha solar thermal power project. Site selection, power load, and power generation procedures. A solar power tower uses a field of tracking mirrors heliostats that redirect sunlight on to a centrally located. Modelling of solar thermal power plant using parabolic. May 17, 2015 solar thermal technologies capture the heat energy from the sun and use it for heating andor the production of electricity. In this article, i will compare different types of power plants such as wind, solar, thermal, nuclear and hydropower plants. Given the accelerating investment in solar pv by electric utilities and their emphasis towards holistic costs over the life of the plant, as compared to maximizing return on upfront capital expenditures this is an increasingly important aspect in optimizing solar power plant design.