Decision making on turbine types and capacities for runofriver hydroelectric power plants a case study on eglence1 hepp a thesis submitted to the graduate school of engineering and sciences of izmir institute of technology in partial fulfillment of the requirements for degree of master of science in energy engineering by aktan temiz. Kaplan turbine is a low headturbine and used for heads ofless than 80 meters. The difference between the propeller and kaplan turbines is that the propeller turbine has fixed runner blades while the kaplan turbine has adjustable runner blades. Ppt on francis and kaplan turbine turbine mechanics. Ppt on francis and kaplan turbine free download as powerpoint presentation. It sucks in air from the atmosphere, compresses it. It was developed in 19 by austrian professor viktor kaplan, who combined automatically adjusted propeller blades with automatically adjusted wicket gates to achieve efficiency over a wide range of flow and water level the kaplan turbine was an evolution of the francis turbine. The kaplan turbine is a propellertype water turbine which has adjustable blades. The difference between the propeller and kaplan turbines is that the propeller turbine has fixed runner blades while the kaplan. Join 5,080,000 engineers with over 3,040,000 free cad files join the community. The kaplan is of the propellertype, similar to an airplanepropeller. The paper presents the finite element analysis of the outer bearing bush of a kaplan turbine.
Kaplan turbine the kaplan turbine is a water turbine which has adjustable blades and is used for low heads and high discharges. Download as pptx, pdf, txt or read online from scribd. Finally, in this section of the article, you will be able to get access to the kaplan gre book pdf free download file in. Kaplantype hydraulic turbine in which the positions of the runner blades and the wicket gates are adjustable for load change with sustained efficiency, it is a purely axial flow turbine with a vertical shaft disposition. Gas turbine functions in the same way as the compressed ignition engine. Kaplan turbines slides turbine motion physics scribd.
May 02, 20 with help of 3d animation working and design aspects of a kaplan turbine is elaborated in this video lecture. Theory of kaplan turbine hydropower plant this section will give a brief presentation of the main components of a kaplan turbine hydropower plant. Design and analysis of a kaplan turbine runner wheel. The kaplan turbine is a great development of early 20th century. Design of blades for kaplan turbine p m v subbarao professor mechanical engineering department three dimensional aerofoil foils. Kaplan turbine it is an axial flow reaction turbine. Ppt kaplan turbine powerpoint presentation, free download id. Very simple kaplan turbine design grant ingram 30th january 2007 nomenclature b blade height g gravitational acceleration h head k loss coe. Modelling and analysis of a very low head kaplan turbine. Shaft power this is the mechanical, power output of the turbine shaft.
Difference between propeller turbine and kaplan turbine with reference to their runner blades. It is a pure axial flow turbine uses basic aerofoil theory. Its invention allowed efficient power production in lowhead applications that was not possible with francis turbines. Which was designed and developed by the australian engineer viktor kaplan. Propeller turbine vs kaplan turbine free download as powerpoint presentation. Propeller turbine vs kaplan turbine turbine machines. Cont,, media a hydraulic turbine b steam turbine c gas turbine d wind turbine iii based on head head is the elevation difference of reservoir water level and ds water level. The kaplan turbine is of the reaction type where the runner is fully submerged and operates under pressure.
Kaplan turbine and wicket gate with hydraulic piston thats controlled by speed hydraulic governor. The efficiency of a turbine is highly influenced by its runner wheel and this work aims to study the design of a kaplan turbine runner wheel. View kaplan turbines ppts online, safely and virus free. The inlet guidevanes can be opened and closed to regulate the amount of flow that can pass through the turbine. The design is based on the suboptimal regulator problem solved by the use of. The only difference is instead of the reciprocating motion, gas turbine uses a rotary motion throughout. The power in a steam turbine is obtained by the rate of change in momentum of a high velocity jet of steam impinging on a curved blade which is free to rotate.
A free powerpoint ppt presentation displayed as a flash slide show on. General arrangement of kaplan 1 introduction this short note indicates how a preliminary design of an axail. With help of 3d animation working and design aspects of a kaplan turbine is elaborated in this video lecture. Developed with the help of natural resources canadas canmetenergy, the free hydrohelp 1. The basic cycle for the steam turbine power plant is the rankine cycle. Ppt design of blades for kaplan turbine p m v subbarao professor powerpoint presentation free to download id. Functions of spiral casing, guide vanes, runner blades, blade pitching and draft tube. Above 250 m a high head turbine b medium head turbine 60 250 m c low head turbine below 60 m pelton turbine francis turbine kaplan turbine. Discription kaplantype hydraulic turbine in which the positions of the runner blades and the wicket gates are adjustable for load change with sustained efficiency, it is a purely axial flow turbine with a vertical shaft disposition. The kaplan is of the propeller type, similar to an airplane propeller. Kaplan turbine and wicket gate with hydraulic piston thats controlled. This animation explains the concept of runoftheriver power plants hydroelectric power generation and kaplan turbines.
Ppt turbines powerpoint presentation free to download. The top countries of suppliers are china, pakistan, from which the percentage of micro hydro kaplan turbine supply is 99%, 1% respectively. Join 5,080,000 engineers with over 3,040,000 free cad files join the. 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.
This was designed and developed by the australian engineer viktor kaplan. It consists of spiral casing, guide mechanism and draft tube of kaplan turbine runner are similar to those of francis turbine. Apr 05, 2016 kaplan turbine the kaplan turbine is a water turbine which has adjustable blades and is used for low heads and high discharges. Ppt kaplan turbine powerpoint presentation free to. Scribd is the worlds largest social reading and publishing site. Discription kaplan type hydraulic turbine in which the positions of the runner blades and the wicket gates are adjustable for load change with sustained efficiency, it is a purely axial flow turbine with a vertical shaft disposition.
A state space method for the design of turbine governors in hydro power plants with kaplan turbines is presented. Kaplan turbinepure axial flow with aerofoil theory. It is an axialflow turbine, which means that the flow direction does not change as it crosses the rotor. The gases expand doing work and finally exhausts outside. Very simple kaplan turbine design durham university. At the inlet the velocity of the water steadily decreases, entering the guide vanes, passing through the runner and finally exiting the turbine after passing its energy to the generator. It runs on microsoft excel and uses 2 mb of memory. Kaplan turbine runoftheriver hydroelectricity youtube.
Francis and kaplan turbines fall in the category of reaction turbines. Kaplan turbine its components, working and application. This operates in an entirely closed conduit to tailrace. Kaplan turbine also known as axial flow turbine is developed in 19 by the austrian professor kaplan.
Possible turbine types for low head application axial axial type turbines heads approx. From the water inlet to resulting generation of power, the plant is divided into the subsystems. A kaplan turbine is basically a propeller with adjustable blades inside a tube. The program assesses the operating envelope of all commercially available turbines, discards unsuitable turbines and selects the. Some features of the low head kaplan turbine are the following turbine runner diameter d 1. Ppt kaplan turbine powerpoint presentation free to download. Kaplan turbine article about kaplan turbine by the free. The kaplan turbine is an inward flow reaction turbine, which means that the working fluid changes pressure as it moves through the turbine and gives up its energy. Kaplan turbine the kaplan turbine is a greatdevelopment of early 19thcentury.
Dec 20, 2012 this animation explains the concept of runoftheriver power plants hydroelectric power generation and kaplan turbines. Note that this analysis is approximate and is useful for a. The design combines features of radial and axial turbines. Ppt on francis and kaplan turbine used to convert one form of energy into other.
I need someone to do assembly and working drawings of something like the kaplan turbine and generator in the link above. Kaplan turbine free download as powerpoint presentation. Power is recovered from both the hydrostatic head and from the kinetic energy of the flowing water. Ppt design of blades for kaplan turbine p m v subbarao. Kaplan turbine is employed, where a large quantity of water is available. Also, the kaplan gre book pdf free download file is on an online repository for the safer downloading of the file. Kaplan turbines slides free download as powerpoint presentation. Kaplan type hydraulic turbine in which the positions of the runner blades and the wicket gates are adjustable for load change with sustained efficiency, it is a purely axial flow turbine with a vertical shaft disposition. Hydraulic turbines fundamental operating parameters classification impulse turbines pelton turbines reaction turbines radial flow.
Classification of turbines the low head kaplan turbine at the jhang branch canal in punjab, pakistan is a micro hydro power turbine. Consists of a spiral casing enclosing a number of stationary guide blades fixed all round the circumference of an inner ring of moving blades vanes forming the runner, which is keyed to the. Layout of kaplan turbine at jhang branch canal in punjab, pakistan. A wide variety of micro hydro kaplan turbine options are available to you, there are 386 suppliers who sells micro hydro kaplan turbine on, mainly located in asia. For generation of electricity in thermal power plants, steam turbines are used coal fuel oil or nuclear power provides the primary source of energy. Hydraulic turbines and hydroelectric power plants 1. Kaplan turbine for hydro power plant, kaplan hydro turbine. Improved governing of kaplan turbine hydropower plants. First, a theoretical design was performed for determining the main characteristics where it showed an efficiency of 94%. Examples francis turbine, kaplan turbine, propeller turbine, thompson turbine, bulb turbine.
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