Tailrace section penstock power house surge tank original river bed spillway penstock dam. In hydroelectric power plants the potential energy of water is utilized to produce electricity. Hydroelectric powerplants are the most efficient means of producing electric energy. Hydropower plants range in size from small systems for a home or village to large projects producing electricity for utilities. Ppt hydroelectric power plant powerpoint presentation. The efficiency of the plant does not change with age. The most common type of hydroelectric power plant is an impoundment facility.
Hydro power plant hydropower plant, working principle,type of hydro power plant,selection of hydro power plant powerpoint ppt presentation free to view the kazakh operator of electric power and capacity market the kazakh operator of electric power and. Generation of electricity by hydropower potential energy in stored water is one of the cleanest methods of producing electric power. Design and construction of mini hydropower plant with. Cost of generation per kwh for hydro station and thermal station are in the ratio 1. Principal of hydro power plant the objective of a hydropower scheme is to convert the potential energy of a mass of water, flowing in a stream with a certain fall to the turbine termed the head, into electrical energy at the lower end of the scheme, where the powerhouse is located. If so, share your ppt presentation slides online with. This water is diverted to turbines in power stations. It is very clean and it prevents the burning of 22 billion gallons of oil and 120 million tons of coal each year. By 1886 there were 45 hydroelectric power stations in the u. Analysis of the primary control system of a hydropower plant in. Hydroelectric power plant powerpoint template prezi. In 2012, hydroelectric power plants contributed about 16% of total electricity generation of the world. Time needed to build and finish a hydroelectric plant is too long it may take 18 years.
Slide 6 historical uses present day the hoover dam slide 10 opposition to statistics enhancing developed areas new development in less developed areas potential of. P hrgk, where p is power in watts, is the density of water kgm3, h is height in meters, r is flow rate in cubic meters per second, g is acceleration due to gravity of 9. Hydroelectric power is a preferred energy source in areas with heavy rainfall and with hilly or mountainous regions that are in reasonably close proximity to the main load centres. Another advantage is the high efficiency of hydroelectric power plants. On the other hand, the energy source water is ultimately. View and download powerpoint presentations on hydroelectric powerplant ppt. In hydroelectric power plant, water is stored in a dam called hydroelectric dam which is located upper.
Main types of high head power plant developments power plants operating under a head higher than 50 m may be termed as highhead power plants. Ppt hydro power plants powerpoint presentation free to. Hydro power produces about 97% of renewable energy. The amount of electricity that can be generated by a hydropower plant depends on two factors. Hydroelectric power plants are categorized according to size. The efficiency of todays hydroelectric plant is about 90 percent. The following diagram shows an outline of a hydroelectric power station.
Hydroelectric power is the most popular green energy source for several reasons. Sizes of hydropower plants pico hydroelectric plant up to 10kw, remote areas away from the grid micro hydroelectric plant capacity 10kw to 300kw, usually provided power for small community or rural industry in remote areas away from the grid small hydroelectric plant capacity 300kw to 1mw mini hydroelectric plant capacity above 1mw medium. For the hydropower plant studied, the pi controller has the best performance. General layout and profile of a highhead diversion canal development the main parts of a high. Get inspiration for hydroelectric power plant powerpoint template. Tailrace section penstock power house surge tank original river bed spillway penstock dam intake structure reservoir top view crosssection. The sizes of hydropower plants are described below. Introductionhydro power1 one of the most widely used renewable source of energy for generatingelectricity on large scale basis is hydropower2 the power obtained from river or ocean water is called as hydropower3 hydropower is the renewable source of energy since water is available inlarge quantities from rain, rivers, and oceans and this is will be. In addition to power generation, hydroelectric power plants are also useful for. There several important components of the hydroelectric power plant which we will go over in this brief and informative article.
Hydroelectric power is developed from hydroelectric power plant or hydroelectric power station. Find powerpoint presentations and slides using the power of, find free presentations research about hydroelectric powerplant ppt. Hydro power plant report, hydro power plant ppt download, hydro power plant pdf, hydro power plant, hydro power plant fundamentals, hydro power plant, hydro power. Following are some of the main components of the hydroelectric power plant. Design and construction of mini hydropower plant with propeller turbine, pp. Figure below shows a pumped storage hydro power plant. An impoundment facility, typically a large hydropower system, uses a dam to. They use modern turbine generators to produce electricity, just as thermal coal, oil, nuclear power plants do, except that they do not produce heat to spin the turbines.
The 10 biggest hydroelectric power plants in the world. Hydro power plants hydro power plants the principle the water conduits of a traditional high head power plant arrangement of a small hydropower plant water intake dam. How hydroelectric generating stations produce electricity. Hydroelectric power includes both massive hydroelectric dams and small runoftheriver plants. Nothing is perfect, so its ordinary to meet some drawbacks of hydroelectric power plant like. If these issues are tackled in compassionate manner there will greater chances of peaceful growth of the hydroelectricity. Browse through our huge selection of community templates or smoothly transition your. These structures may obstruct fish migration and affect their populations. Mar 21, 2020 hydroelectric power is a preferred energy source in areas with heavy rainfall and with hilly or mountainous regions that are in reasonably close proximity to the main load centres. Ppt lecture 9 hydroelectric power plants engr rana m.
Environmental impacts of hydroelectric power union of. It is the technique of using dam water falling from a height to turn the turbines of a generator. In hydro electric plant, the cost of generation being free. Operating a hydroelectric power plant may also change the water temperature and the rivers flow. Hydroelectric power plant definition, principle, usage. The first edison hydroelectric power station, the vulcan street plant, began operating september 30, 1882, in appleton, wisconsin, with an output of about 12. Jan 09, 2014 how hydroelectric generating stations produce electricity. Electricity is a very efficient energy form for reducing work load, making tasks easier and providing access to education and entertainment. Hydroelectric power comes from flowing water winter and spring runoff from mountain streams and clear lakes. Chapter 5 main types of high head power plant developments power plants operating under a. The main issues that will affect the future growth of hydroelectric power plants and hydroelectricity are related to environment, and human displacement and their resettlement. Hydroelectric power plant, also known as water power is the power produced from the falling water, the fast running water, rain or metaled snow. These hydropower plants can provide effective cost of energy to remote rural communities.
Dams are also used for controlling floods and irrigation. Enhancing developed areas can be done in countries that use hydro power, currently worldwide 24% of the electricity is made by hydro power supplying over 1billion people produces a good amount of energy with very low environment damaging effects its already producing 10% of usas energy it could be used to produce more if more effort and funds. Dec 16, 2014 electricity is a very efficient energy form for reducing work load, making tasks easier and providing access to education and entertainment. Hydroelectric power plants, connected to large systems, may tolerate substantial water supply deficiencies. First, the cost of the fuel needed to generate hydropower is miniscule because the process doesnt use any of the more common polluting fuels, such as oil, coal, or natural gas. A reservoir is employed to store water which is further utilized to generate power by running the hydroelectric turbines. These changes may harm native plants and animals in the river and on land. A free powerpoint ppt presentation displayed as a flash slide show on id.
The greeks discovered hydroelectric power about 2,000 years ago. A dam is a barrier which confines or raise water for storage or diversion to create a hydraulic head. A powerpoint presentation on hydro electric power plant. Hydroelectric power plant or hydroelectric power station. In the early 1900s, people used hydroelectric power for milling and pumping. Supporting hydro power plant operators with prime assistance agreements. Hydroelectric power plant is the property of its rightful owner. Abby cross and sadie lawson hydroelectric power plant the town of oxford is in need of a new power plant. The mechanical energy is converted into electrical form and fed into the national grid system. The characteristic components of a riverdiversion hydroelectric plant. It develops hydroelectricity to utilize the potential energy of water. Nov 22, 2016 hydro power plant in india first hydro power plant was constructed at mysore in 1902 named as sivaramudram having capacity 4. Three main types of highhead power developments may be discerned.
Final storage selection a evaporation losses detailed evaluation of evaporation losses should be postponed until final operation and. The dam is the most important component of hydroelectric power plant. Control, operate, or maintain machinery to generate electric power. The dams collect water during the rainy season and stores it, thus allowing for a steady flow through the turbines throughout the year. Hydroelectric power by rosa durst and aileen zebrowski economics modern issues depending on the location, hydroelectric power plants can be expensive to build, so some countries and companies are reluctant to invest. Oxford is a city with approximately 5,500 residents and sits in a valley, protecting it from harsh windy conditions and supplying it. A study of hydroelectric power penn state college of. It utilizes the potential energy of water at a high level for generation of electrical energy. Hydroelectricity is the most widely used form of renewable energy. Oxford is a city with approximately 5,500 residents and sits in a valley, protecting it from harsh windy conditions and supplying it with comfortable weather yearround.
A micro sized plant is one that generates less than 100 kw of electricity and would typically be used to power 12 houses. Most hydroelectric power plants have a dam and a reservoir. The reservoir stores the water flowing down the river. A coalfired power plant uses steam to turn the turbine blades. Introductionhydro power1 one of the most widely used renewable source of energy for generatingelectricity on large scale basis is hydropower2 the power obtained from river or ocean water is called as hydropower3 hydropower is the renewable source of energy since water is available inlarge quantities from rain, rivers, and oceans and this is will be available. Hydro power plant in india first hydro power plant was constructed at mysore in 1902 named as sivaramudram having capacity 4. Largescale hydroelectric dams continue to be built in many parts of the world including china and brazil, but it is unlikely that new facilities will be added to the existing u. Efficiency of a power plant is determined by calculating the amount of energy going into a power plant compared to the amount of useful energy generated by the plant. Some large hydro sites that are remote from load centres may be sufficiently attractive to justify the long highvoltage transmission lines. In hydropower plant potential and kinetic energy of the water is used to rotate the turbine and hence generator to generate electricity classification of hydroelectric plants. Hydro electric power is cheaper as compared with a fuel burning plant. Introductionhydro power1 one of the most widely used renewable source of energy for generatingelectricity on large scale basis is hydropower2 the power obtained from river or ocean water is called as hydropower3 hydropower is the renewable source of energy since water is available inlarge quantities from rain.
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