In 1826 jeanvictor poncelet of france proposed the idea of an inwardflowing radial turbine, the direct precursor of the modern water turbine. It is a hydraulic turbine which is used in most of the hydroelectric power plant to generate electricity. The pelton wheel turbine is a tangential flow impulse turbine. Vtu nptel nmeict project progress report the project on development of remaining three quadrants to nptel phasei under grant in aid nmeict, mhrd, new delhi. Pdf power plant lecture notes chapter6 gas turbines. Turbine turbine history of water turbine technology. This turbine is used for high head and is named after the american engineer lester pelton. Introduction to fluid machines and compressible flow by prof.
Much of this capacity is in relation to reservoirs andor large lakes on both sides of an existing power plant. Pelton turbine is an impulse turbine as there is no pressure drop across the buckets. Wind turbine generators differ from ordinary generating units found in an electrical grid the main reason is that the generator works with a power source the wind turbine rotor supplying highly fluctuating mechanical power torque the university of iowa intelligent systems laboratory turbine classification type a. Gas turbines are available with power outputs ranging in size from 300 horsepower hp to. Large, custombuilt pelton turbines for high output ranges are our speciality, but we also offer a full line of costeffective standard machines for small hydro power plants. Nptel online videos, courses iit video lectures well organized. Experiments on the mechanics of reaction wheels conducted by the swiss mathematician leonhard euler and his son albert in the 1750s found application about 75 years later. Nptel provides elearning through online web and video courses various streams. Mechanical introduction to fluid machines and compressible.
In this course, professor soumitro banerjee, department of electrical engineering, iit kharagpur nptel, gives 40 video lectures on the concepts of energy resources and technology, such as thermodynamics, fossil fuels, hydroelectric power, nuclear power generation, solar thermal energy conversion, photovoltaic power, wind energy, tidal energy, magnetohydrodyn amic power generation, geothermal. Turbine history of water turbine technology britannica. The turbine runs almost exactly at rated power at high wind speeds for a passive stall control wind turbine, a rotor blades go into deeper stall at high wind speeds advantages. Industrial automation and control nptel online videos. The pelton wheel or pelton wheel turbine is a tangential flow impulse turbine used for high heads of water. Nptel syllabus introduction to fluid machines and compressible flow video course course detail. Increase area of water exit, increase whirling action, suit for. The pitch mechanism is usually operated using hydraulics or an electric stepper motor added complexity of the turbine and cost due to the blade pitch mechanism. The energy available at the turbine is only kinetic energy. Francis turbine is used for the production of electricity in hydro. Ntroduction i 165 or 170, and the bucket is slightly smaller than a hydraulic turbine can be defined as a rotary machine, which.
Som,department of mechanical engineering,iit kharagpur. Pelton turbine pelton turbine characteristics a broad manufacturing program offers an economical solution for any requirement. Jan 23, 2018 for the love of physics walter lewin may 16, 2011 duration. Analytical study on flow through a pelton turbine bucket. See more ideas about steam turbine, abandoned factory and industrial photography. If you have watched this lecture and know what it is about, particularly what aerospace engineering topics are discussed, please help us by commenting on this video with your suggested description and title. Introduction the first successful application of the gas turbine for electricity generation was the 4 mw plant installed by brown boveri in neuchatel, switzerland, in. Feb 15, 2017 turbines and pumps lecture mechanical engineering pumps and turbines hydraulic turbine hydro turbine pelton turbine francis turbine kaplan turbine afreenali. Nreltp50038060 wind turbine for offshore february 2009. The water strikes the bucket along the tangent of the runner. The energy available at the inlet of the turbine is only kinetic energy. This video lecture, part of the series turbomachinery aerodynamics by prof.
Introduction a steam turbine converts the energy of highpressure, high temperature steam produced by a steam generator into shaft work. Norway has 50% of europes hydropower reservoir capacity. A tutorial on the dynamics and control of wind turbines and wind farms lucy y. The design of highefficiency turbomachinery and gas turbines. Pdf power plant lecture notes chapter4 steam turbine. A read is counted each time someone views a publication summary such as the title, abstract, and list of authors, clicks on a figure, or views or downloads the fulltext. This wind turbine is a conventional threebladed upwind variablespeed variable bladepitchtofeathercontrolled turbine. Reaction turbine is one in which there is a change in the pressure. The last modification of the master data was made on 15.
Pelton turbine working, main parts, application with diagram. Hydraulic turbine turbine is hydraulic machine which convert hydraulic energy into mechanical energy. Pdf power plant lecture notes chapter7 hydrowater power. Nrel is operated by midwest research institute battelle contract no. Nptel aerospace engineering jet aircraft propulsion. In this article we will study about the pelton wheel or pelton turbine working, main parts, application with diagram. Mod01 lec07 analysis of force on the bucket of pelton. With us you will find facts and photos to one wind turbine produced by elecon engineering co. It was discovered in 188 0 by an american engineer lestera. A m pradeep, department of aerospace engineering, iit bombay. Turbomachinery aerodynamics turbomachinery aerodynamics. Industrial automation and control nptel online videos, courses iit video lectures.
Johnson abstractwind energy is currently the fastestgrowing en ergy source in the world, with a concurrent growth in demand. A gas turbine is a turbomachine and basically similar to steam turbine regarding its working principle the first turbine to produce useful work was probably a wind mill, where no compression and no combustion exist now a days gas turbine include a compression process and combustion process. Design of high efficiency turbomachinery and gas turbines 2nd. Pelton turbine among different types of impulse turbines, pelton wheel is the only turbine beingused at present. Introduction to fluid machines energy transfer in fluid machines energy transfer impulse and reaction machines, efficiencies of fluid machines principles of similarity in fluid machines concept of specific speed and introduction to impulse hydraulic turbine analysis of force on the bucket of pelton wheel and power generation specific speed, governing and limitation of a. Introduction to reaction type of hydraulic turbine a francis turbine lecture 10. Aerospace engineering turbomachinery aerodynamics nptel. This project will develop new technology for retrofitting reversible pump turbines in existing power plants. For the love of physics walter lewin may 16, 2011 duration. The pelton wheel turbine is invented by lester allan pelton, an american engineer. To create the model, we obtained some broad design information from the published documents of turbine manufacturers, with a heavy emphasis on the repower 5m machine. Turbines and pumps lecture mechanical engineering youtube. This internal combustion engine study materials contains all the formulae and important theoretical aspects of mechanical engineering.
A tutorial on the dynamics and control of wind turbines and. It operates under v ery high heads upto 1800 m and requires comparatively lesser quantity of water. Specific speed, governing and limitation of a pelton turbine lecture 9. Nptel video lectures, iit video lectures online, nptel youtube lectures. Design of high efficiency turbomachinery and gas turbines 2nd edition by wilson, david g. Mod01 lec07 analysis of force on the bucket of pelton wheel and power generation. Classification, open and closed cycle, gas turbine. Saravanamuttoo encyclopedia of life support systems eolss 1. The pressure energy at the inlet and outlet of the turbine is atmospheric. Turbomachinery aerodynamics nptel online videos, courses. Apr 25, 2016 hydraulic turbines are machines which convert hydraulic energy in to mechanical energy.
L1introduction to turbo machines syllabus, references and schedules. Mar 01, 2016 in order to understand pelton wheel you need to have knowledge about what are hydraulic turbines and also how they are classified. So different types of impulse turbines are possible pelton turbine, turgo turbine and banki or crossflow turbine. Uses the potential energy and kinetic energy of water and rotate the rotor by dynamic action of water. In this paper the effect of bucket friction was analyzed using boundary layer theory. Francis turbine is a combination of both impulse and reaction turbine, where the blades rotate using both reaction and impulse force of water flowing through them producing electricity more efficiently. Pdf easyengineering team internal combustion engine. Nptel video lectures, iit video lectures online, nptel youtube lectures, free video lectures, nptel online courses, youtube iit videos nptel courses. Jet aircraft propulsion free aerospace engineering online course on nptel by iit bombay a m pradeep bhaskar roy intro to aircraft jet propulsion.
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