Indian solar thermal power developer economic analysis of. 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. In a parabolic trough power plant, troughshaped mirrors concentrate the solar irradiation onto a pipe in the focal line of the collector. To estimate the performance of solar power plants at different locations in the country. A vast area will be economically unreasonable whereas a small area will mainly cause. Solar thermal power plants are active systems, and while there are a few types, there are a few basic similarities.
This can be used for heating water and drying clothes. Michael geyer and volker quaschning look at two solar thermal generation. Solar power plant an overview sciencedirect topics. Today, solar thermal power plants based on parabolic troughs represent the only solar power plant technology tested on a commercial basis. Solar thermal power plant wgp 8414 imia conference 2014. Solar thermal power plants work in a similar way to fossil fuel power plants, except that the steam is produced by collected sun heat rather than from the combustion of fossil fuels. Based on these figures solar thermal power is similar in cost to that produced by offshore wind farms. Sep 17, 2017 today we will learn about thermal power plant, its main components along with working and its advantages and disadvantages. The ps10 and ps20 solar power plant near seville, in andalusia, spain. Design of a 25 mwe solar thermal power plant in iran with. Many people associate solar electricity generation directly with photovoltaics and not with solar thermal power.
Present levelized electricity costs for solar thermal power plants and photovoltaic systems as well as levelized costs for photovoltaic systems with 50 % cost reduction for locations in europe and north africa depending on the latitude. In fact a recent study by the international energy european solar. 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. These factors including construction costs, fuel expense. 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. In different areas concerning the amount of solar radiation, their standard size is approximately between 20 and 100 mwe.
The book thermal power plants advanced applications introduces analysis of plant performance, energy efficiency, combustion issues, heat transfer, renewable power gen. Pdf grant from undpgef to assess an initial brazilian pilot. Pdf an overview of solar thermal power generation systems. A brief description of the components of the hybrid system is presented below. All solar thermal systems capture the energy of the. Michael geyer and volker quaschning look at two solar thermal generation concepts and the various schemes that are currently underway around the world. Today we will learn about thermal power plant, its main components along with working and its advantages and disadvantages. Sahara desert is sufficient in order to meet the worlds electricity requirements with solar thermal power plants. Costs and characteristics summary this report analyzes the factors that determine the cost of electricity from new power plants. Biomass supported solar thermal hybrid power plant final. Biomass supported solar thermal hybrid power plant final ppt. A typical thermal solar power plant produces 50300 mw electricity the investment for a 50mw solar power plant e. Using parabolic mirrors, the power plant captured and concentrated solar energy and used it to heat oil for boiling water. While there are no global warming emissions associated with the generation of.
May 12, 2016 introduction solar power plant is based on the conversion of sunlight into electricity, either directly using photovoltaic pv, or indirectly using concentrated solar power csp is thermal power plant. Indian solar thermal power developer economic analysis of different solar capture applications and. Solar photo voltaic and solar thermal power plant are also connected to the microgrid to provide load demand. Mar 05, 2014 solar thermal systems there are two types of solar thermal systems. Solar thermal power plants are electricity generation plants that utilize energy from the sun to heat a fluid to a high temperature. Michael geyer and volker quaschning look at two solar thermal generation concepts and the various. Compared to other renewable energy technologies, the solar thermal power industry is a relatively new industry with a limited operational experience. Solar thermal power plant comprises power plants which first convert solar radiation into heat. Various components of thermal power plant basics scribdaug 11, 2009 various components of thermal power plant basics free download as pdf file. 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 industry, and in the residential and commercial sectors. Coal and ash handling in thermal power plant mcqs with ans. The resulting thermal energy is subsequently transformed into.
Solar thermal power the seamless solar link to the conventional power world solar thermal energy has generated a lot of interest as a power source for the future. Micro turbine generator it is a high speed gas turbine with generator attached to it. In california, nine parabolic trough plants figure 1. And what opportunities are offered by combined power plant systems in sunny regions. The solar thermal power plant technology, the opportunities it presents and the developments in the market are outlined. Solar field the solar field is the heatcollecting portion of the plant. Solar thermal electricity generating system ijoart.
Mirrors reflect and concentrate sunlight, and receivers collect that solar energy and convert it into heat energy. Solar pv and solar thermal feasibility studies, including electricity market and economic analysis. The rapid growth over the past few years has led to a fast development inconcentrated solar. A passive system requires no equipment, like when heat builds up inside your car when its left parked in the sun. Pdf the spectrum of solar energy is quite wide and its intensity varies according to the timing of the day and geographic location. Solar energy uses is increasing day to day in large quantity now a day. Load frequency control of solar pv and solar thermal. 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. Modelling of solar thermal power plant using parabolic trough collector article pdf available in journal of power and energy engineering 0408. Concentrated solar thermal cst is a solar energy technology that uses sunlight to generate heat. The rapid growth over the past few years has led to a fast development inconcentrated solar power csp technology and to an increase in.
A solar thermal power plant was already constructed close to cairo at the beginning of the 20th century. With an announced supply of 60007000 mw until 2012, it would account for a potential. 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. This paper makes an assessment of the impact of rising solar power on the incumbent ecosystem and we will deliberate on the following questions. Photovoltaic converts light into electric current using the photoelectric effect. Sep 15, 2009 the solar thermal power plant technology, the opportunities it presents and the developments in the market are outlined. Note that eia forecasts assume no change to the laws and regulations. Imia conference 2014 conventional risks parties experience. This book includes the authors theoretical investigation and study findings in solar heat concentrators, a performance evaluation of solar thermal collectors, a. Also this system is used for heating houses during cold days. Solar thermal and photovoltaic power plants in comparison.
Mirrors reflect and concentrate sunlight, and receivers collect that. The estimated amount of new generating capacity is taken from the excel output spreadsheet for the annual energy outlook 2008 report. Thermal electricity association suggested that csp plants could provide up to 25 percent of the. Certainly, the right size of the solar field is the first selection with regard to nominal electrical power. It uses an array of flat, movable mirrors called heliostats to focus the suns rays upon a collector tower the target. Solar thermal power plants use the energy of solar radiation to provide the heat needed to operate a thermal power cycle. 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 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. Concentrating solar power and thermal energy storage. Pdf many people associate solar energy directly with photovoltaics and not with solar thermal power generation. Aug 18, 2017 mathematically speaking, about 1 % of the surface area of the sahara desert is sufficient in order to meet the worlds electricity requirements with solar thermal power plants. The term solar thermal power plant comprises power plants which first convert solar radiation into heat. These concentrated solar power csp systems can reach temperatures high enough to produce steam, which then turns a turbine, driving a generator to produce electricity.
There are three main types of concentrating solar thermal power systems. Solar energy is most abundantly available on earth surface and its a constant stream of energy, and is directly available as fuel for generation of electrical power. Solar thermal plants that have storage capacities can drastically improve both the economics and the dispatchability of solar electricity. This land, presumably originally chosen for its sun exposure, begs to be used for solar thermal energy. Therefore, they are promising candidates for providing a significant contribution to carbon dioxide mitigation 1. Solar thermal power plants applications edgen murray. The historical evolution of solar thermal power and the associated methods of energy storage into a hightech green technology are described.
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. A solar thermal electricity generating system also known as solar thermal power plant is an emerging renewable energy technology, where we generate the thermal energy by concentrating and converting the direct solar radiation at mediumhigh temperature 300. To make the most of solar energy, concentrated solar power csp systems integrated with cost effective thermal energy storage tes systems. Feasibility study investigating the option of developing a large scale solar thermal plant in india. The focus is on the technology of parabolic trough power plants, a proven technology for solar power generation on a large scale.
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. Solar thermal power plants may also be hybrid systems that use. This simple and robust structure guarantees operation that needs little maintenance and of course no combustible fuel. An active system requires some way to absorb and collect solar radiation and then store it.
Solar thermal power plant an overview sciencedirect topics. It consists of one or more loops of solar collector assemblies scas. Solar energy is the conversion of sunlight into electricity either by directly using solar thermal panels or photovoltaic pv systems. Unlike conventional power stations and also other solarthermal power station types, solar chimneys do not need cooling water. Iea analysis with power price data from bloomberg lp, 20. Assessment of parabolic trough and power tower solar. Solar power photovoltaics or solar thermal power plants. Concentrated solar power plants csp are gaining increasing interest solar tower collectors stc. The major component of any solar system is the parabolic trough solar collector.
Only few technologies among the renewables offer this base load ability. Mathematically speaking, about 1 % of the surface area of the sahara desert is sufficient in order to meet the worlds electricity requirements with solar thermal power plants. Nevertheless, large commercial concentrating solar thermal power plants have been generating electricity at a reasonable cost for more than 15 years and some new solar thermal power plants are. Concentrated solar thermal australian renewable energy. Design and sizing of solar thermal power plant stpp in egypt. Solar thermal technologies capture the heat energy from the sun and use it for heating andor the production of electricity. The future of solar energy considers only the two widely recognized classes of technologies for converting solar energy into electricity photovoltaics pv and concentrated solar power csp, sometimes called solar thermal in their current and plausible future forms. Solar thermal systems there are two types of solar thermal systems. Based on these figures solar thermal power is similar in.
Spain is the world leader in the use of cst to produce electricity, with around 2. This fluid then transfers its heat to water, which then becomes superheated steam. Although the amount of land a concentrating solar power plant occupies is larger than that of a fossil fuel plant, both types of plants use about the same amount of land because fossil fuel plants use additional land for mining and exploration as. This stirling engine is driven by a parabolic dish that collects and concentrates the sun into a heat source to run the engine and produce power. Biomass supported solar thermal hybrid power plant final ppt 1 free download as powerpoint presentation.
Solar thermal power stations part of the 354 mw segs solar complex in san bernardino, california, united states. Solar thermal power plants typically require 14 to 1 square mile or more of land. Csp and thermal energy storage concentrating solar power uses mirrors to concentrate the suns energy onto a receiver to provide heat to spin a turbinegenerator to produce electricity hot fluid can be stored as thermal energy efficiently and inexpensively. Steamcturbine power plant which is sometime known as coal based power plant or thermal power plant, is a major source of electrical energy for any country.
Concentrated solar thermal is seen as one viable solution for renewable, pollutionfree. The solar power plant with thermal energy storage at usf cerc will generate an average of about 300 kwh per day, with daily variations depending upon the time of the year and weather conditions. Generally a permanent magnet synchronous generator is. 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. This type of solar power plant is very similar to the photovoltaic one. There is an opportunity to add a concentrated solar power csp system to an existing another power plant. However, for a variety of economic reasons, no new parabolic trough power plants. Introduction solar power plant is based on the conversion of sunlight into electricity, either directly using photovoltaic pv, or indirectly using concentrated solar power csp is thermal power plant. Department of energy laboratory operated by midwest research institute battelle bechtel contract no. Because energy supply facilities typically last several decades, technologies in these classes will dominate solar. Nowadays, parabolic trough solar thermal plants are prevalent around the world.