Colin christian was approached by nnf because he led the team that undertook the preliminary environmental impact assessment for the popa falls hydro power project eco. This can be achieved when the total difference df t becomes zero, i. List of hydroelectric power stations in portugal wikipedia. Ieee guide for the rehabilitation of hydroelectric power plants. While optimizing the size of the hydro power plant, i got stuck while calculating the variable cost for the hydro power plant. This location is close to the point where the ayago river enters the victoria nile, within the confines of murchison falls national park overview. Although the amount of energy produced by this means has steadily increased, the amount produced by other types of powerplants has increased at a faster rate and hydroelectric power presently. Hydropower in norway some facts 1885 first hydropower plant opened in skien 1891 first municipal hydropower plant in hammerfest 1920 all towns and 64% of norways population served with electricity today electricity consumption is 120 twh average annual production 118 twh 740 large hydropower plants 99% of power produced. Moharana, department of mechanical engineering, national institute of technology rourkela, rourkela 769008 odisha india. Hydroelectricity is the most widely used form of renewable energy. Power plant engineering, ppe study materials, engineering class handwritten notes, exam notes, previous year questions, pdf free download. Nptel electrical engineering nonconventional energy systems.
The annual mean discharge is the value that equalizes the area of the annual flow duration curve. Hydroelectric power hydroelectric power plants hydroelectric power plants are generally classified according to their operative mode, such as runofriver plant, storage plant, and pumpedstorage plant. Hydro electric power hydel power student slides 1module 5. Hydroelectric power hydropower systems convert the kinetic energy in flowing water into electric energy. In hydro electric plant, the cost of generation being free of fuel element. Generation of electricity by hydropower potential energy in stored water is one of the cleanest methods of producing electric power.
It is intended to design a hydroelectric power plant using the following data. Dec 05, 2015 hydropower plants with storage are supplied with water from large storage reservoir that have been developed by constructing dams across rivers. Pdf power plant lecture notes chapter7 hydrowater power. In a hydroelectric power plant, wate r, flowing from a higher level to a lower level, travels through the metal blades of a water turbine, causing the rotor of the electrical generator to spin and produce electricity.
Net head at plant site 20 m overall efficiency of turbine 90 % plot flow and power duration curves and calculate the firm and secondary power available from this source if the maximum useable water is limited to 150 m3sec. Pitts leadership in sourcing a significant percentage of its power from pittsburghs rivers is a positive step for the university and for the region as. Technical and economic analysis of a hydroelectric plant. It is a renewable source of energy and thats the reason, it is installed on every dam for the generation of free power. Hydropower plants are also developed for their following advantages. Unit 1 introduction to power plants power plants structure 1. Nptel electrical engineering nonconventional energy. Energy storagebatteriesfuel cells hydrogen economy. Hydroelectric power generation is one of many ways in which electricity can be generated. Dec 22, 2014 the first hydroelectric power plant was constructed in 1882 in appleton, wisconsin. Thermal plants needs a few hours for their startup. Lecture series on power system generation, transmission and distribution by prof.
Hydroelectric power 5 needs special situation and suitable natural environment but possible. General layout and profile of a highhead diversion canal development the main parts of a high. Hydroelectric plants utilize the energy of water falling through a certain. Archived from the original on 20150408 barragens in portuguese. The talo power plant is designed as shown in figure 2 opposite.
Feasibility study results may indicate redevelopment of the site. Hydropower plan marks pitts largestever commitment to. The course contains the details of steam and gas thermal power plants, hydro. Reactor concepts manual nuclear power for electrical generation usnrc technical training center 15 0703 main. Energy systems hydraulic turbines and hydroelectric power plants classification specific speed expressed as 1254 source. Next, you will learn about hydropower plant terminology headwater, tailrace, etc. In 1882 the first hydroelectric power plant was built in the. The power station will be located at ayago, on the victoria nile, in nwoya district, in the acholi subregion, in the northern region of uganda. E course of mechanical engineering and sometime for electrical electronics engineering as well. A series of integrated power developments along the same watercourse form what may be called a multistage hydroelectric system in which each portion of the river with a power plant of its own is referred to as a stage figure 3. Hydroelectric power plants are categorized according to size. Shanping hydropower plant, as well as the other units from the early hydropower generation era in taiwan, are considered to be the technological heritage of civil and mechanical engineering that.
Archived from the original on 20140716 this page was last edited on 10 march 2020, at 03. Smallscale hydropower systems are those that generate between. Assured flow for hydro power generation is more certain for the storage schemes than the runofriver schemes. They will integrate mini hydroelectric power plants into existing agricultural dams and constructing distribution lines. Unit 1 introduction to power plants introduction to. Runofriver plants uses river flow with no storage productivity depends on the river regime. The talo and djenne mini hydroelectric power plants are runofthe river power plants. The vast majority of the hydropower produced in the united states comes from largescale projects that generate more than 30 megawatts mwenough electricity to power nearly 30,000 households. Free online hydroelectric power plants course alison. Hydro electric power hydel power teacher slidesmodule 5. The potential power that can be derived from a volume of water is directly proportional to the working head, so that a highhead installation requires a smaller volume of. Power plant engineering lecture class notes download ppe text book pdf power plant engineering is one of the most important subject which is offered under the b. Introduction, selection of location of hydropower plant, elements of hydropower plant, low head power. Hydroelectric power characteristics of electric power plants hydroelectric plants put in operation in only a few minutes.
Kothari,centre for energy studies, iit delhifor more details visit. Mar 22, 2006 this document is a guide for the hydroelectric power industry to assist hydroelectric power plant owners, operators and designers in the economic feasibility and technical evaluation electrical aspects of existing hydroelectric installations for rehabilitation. Power generation, transmission, and distribution nptel. I am doing a project on optimal sizing of a pv hydro hybrid power plant. Three main types of highhead power developments may be discerned. In the hydropower industry since 1917, and has planned and designed approximately 70% of the 340 norwegian hydropower plants larger than 10 mw, plus a significant number of plants worldwide we assist hydropower plant owners during all phases of new projects, upgrades and in solving operational problems. Power plant engineering lecture class notes power plant engineering lecture notes. Pumpedstorage hydroelectric plants have the capability of pumping water, during the night, from a downstream reservoir. Water released from the reservoir flows through a turbine, spinning it, which in. In 2012, hydroelectric power plants contributed about 16% of total electricity generation of the world. This course provides a simple understanding of the power plant engineering. Nov 30, 2018 this lowimpact hydro plant at allegheny lock and dam no.
The head created by a dam put across a lowland river usually ranges from 30 to 40m. Banerjee,department of electrical engineering, iit kharagpur. May 12, 2020 the main aim of a hydro electric power plant is to harnessing power from water flowing under pressure. Encyclopedia of physical science and technology third edition, academic press.
Hydroelectric power has played an important part in the development of this nations. Hydroelectric power plants are usually located in dams that impound rivers, thereby raising the level of the water behind the dam and creating as high a head as is feasible. Ayago hydroelectric power station, also ayago power station, is a planned 840megawatt 1,000 hp hydroelectric power project to be constructed in uganda. Ayago power station is a proposed 840megawatt 1,000 hp hydroelectric power plant that. The advantages of hydroelectric power plant are as follows.
Pdf hydro power plants, an overview of the current types. Technical report on hydroelectric power development in the. Advantages of hydro electric power generation over thermal power generation are. Hydro power some facts and figures current world hydropower production 2006 3000 twh about 20% of the worlds electricity and about 88% of electricity from renewable sources 777 gwe of capacity in 150 countries us capacity 100,451 mwe 2009 17 78,951 mwe conventional hydro 21,500 mwe pumped storage. Economic significance of potential water resources of a site. Electrical engineering department sanjay ghodawat polytechnic. Dec 15, 2019 this lecture contains advantages,site selection, hydrology, choices of dam and elements of hydroelectric power plants. An integrated hydroelectric power system may consist of water. In a hydel power station, water head is used to drive water turbine coupled to the generator. Nptel provides elearning through online web and video courses various streams. If it is built, ayago would be the largest power station in uganda, based on generating capacity. When the water used in hydropower project is to be used for other purposes like irrigation, flood control or fisheries then such a project is known as multi purpose hydro power project.
Storage reservoir type figurepumped storage hydropower plant 56. Nearly 30 to 35% of the total power generation of the world is met by a hydro electric power plant. Pumpedstorage about 3 064 mw from the 4 117 mw to be installed in the new hydroelectric plants will be installed in pumpedstorage generating sets. The course contains the details of steam and gas thermal power plants, hydro power plants, nuclear power plants, along with solar, wind and geothermal energy power systems in addition to the direct energy conversion. Water released from the reservoir flows through a turbine, spinning it, which in turn activates a generator to produce electricity. 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. Technical report on hydroelectric power development in. Classifications of hydropower plants layouts of hydropower plants. Kothari,centre for energy studies, iit delhifor more. Encyclopedia of physical science and technology third edition, academic press, new york, 2003, pages 489504.
Table 1 new hydroelectric plants installed power be installed until 2016 a. Hydro power development in the namibian section of the okavango river basin orb. Lec 01 introduction to power plant engineering youtube. Pdf with the energy becoming the current catch phase in business, industry and society, energy alternative are becoming increasingly. Let us denote that the total power that the plant is required to supply by p t, such that 1. An impoundment facility, typically a large hydropower system, uses a dam to store river water in a reservoir. Runofriver type these are hydro power plants that utilize the stream flow as it comes, without any storage being provided. The most common type of hydroelectric power plant is an impoundment facility. Lecture series on energy resources and technology by prof. Category capacity application large hydel plant 50 mw to mw large cities small hydel plant 1. Stepup transformers depending on the capacity, hydel power plants are divided into the following categories. In 2009, the three most heavily used sources for generating electricity were coal, natural gas and oil.
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