Learn how to easily convert a microsoft powerpoint. Above 600 rpm rotor relative vibrations should be monitored. Turbine is a rotary engine that converts the energy of a moving stream of water, steam, or gas into mechanical energy. Steam turbinegenerator overhaul and inspection guidelines. Gas turbine layout single shaft or twin shaft single shaft expansion through a single series of turbine stages. Power transmitted through rotor driving the compressor and torque at the output shaft twin shaft expansion over 2 series of turbines. Word in pdf umwandeln, excel in pdf, ppt in pdf adobe acrobat. Improved steam turbine design for optimum efficiency and reduced cost of ownership deshpande, srikanth 2017 document version. A free powerpoint ppt presentation displayed as a flash slide show on id. Operation and maintenance schedule of a steam turbine. A reliable method to save a ppt presentation as a pdf document, with all its notes attached.
Compressor turbine ct provides power for compressor useful output power provided by free power. Maintenance and overhaul of steam turbines wgp42 05. Ppt turbines powerpoint presentation free to download. Steam turbine working principle and types of steam turbine. Key global player in steam turbines industry with market leadership position in india, having over 60% market share. Mathematical model for digital simulation of steam turbine set dynamics and online turbine load distribution institute of heat engineering, warsaw university of technology, nowowiejska 25, 00665 warsaw, poland abstract the general structure and purposes of. Approval issue module 2347 the turbine governing system. Full delivery of steam turbine systems for new nuclear. This manual does not for designing steam turbine and the related parts. Reaction turbine blading and conditions figure 3 shows, at the top. Gas turbine for power generation market size this study presents the gas turbine for power generation production, revenue, market share and growth rate for each key company, and also covers the breakdown data production, consumption, revenue and market share by regions, type and applications. Scribd is the worlds largest social reading and publishing site. Steam turbines are one of the most versatile and oldest prime mover technologies still in general production used to drive a generator or mechanical machinery.
Improved steam turbine design for optimum efficiency and reduced cost of ownership. Ppt gas turbine powerpoint presentation free to download. Steam turbines are ideal wherever steam is available. Calculate the height from the runner to the water level. Steam turbine lecture notes, mechanical engineering. Introduction the first successful application of the gas turbine for electricity generation was the 4. Because of large initial pressure drop, the steam and turbine speeds are very high because of gradual pressure drop, the steam and turbine speeds are low. It consists of a rotor and a set of rotating blades which are attached to a shaft. The earliest patent on gas turbine was that of the englishman, john barber, in year 1879. For example, a steam turbine extracts thermal energy from pressurized steam and uses it to do mechanical work on a rotating shaft.
Condensate entrapment in the steam supply increases turbine steam rates, reduces the steam turbine efficiency, and causes erosion of steam turbine components governor valves, blading, and nozzles. See more ideas about steam turbine, abandoned factory and. Steam quality steam must be of the highest quality. Unesco eolss sample chapters thermal power plants vol. The key to optimizing overall plant cycle performance bob beck sr. Mathematical model for digital simulation of steam turbine. Pdfdateien umwandeln, bearbeiten oder inhalte exportieren.
One the threshold is exceeded, automatic trip of turbine takes place. Improved steam turbine design for optimum efficiency and. Definition a steam turbine is a mechanical device that extracts thermal energy from pressurized. Toshiba has delivered four sets of 1100 mwe steam turbines, generators, and main heat exchanger systems as planned for the aptm, westinghouse electric company llcs latest pressurized water reactor pwr under construction in the united states. Improving the energy efficiency of our manufacturing facilities, buildings, and. A turbine stage normally consists of a row of stationary blading and a row of rotating. Energy conversion in a pelton turbine outlet outlet of the runner. Purpose this manual can be used for preliminary selection, steam and cooling water planning for steam turbines in basic and detail engineering stages. The turbine has seven bleeder connections for regenerative feed.
Pdf power plant lecture notes chapter4 steam turbine. When you save presentation as a pdf file it freezes the formatting and layout. Saravanamuttoo encyclopedia of life support systems eolss 1. Save powerpoint presentations as pdf files office support. The control of turbine with a governor is essential. How to convert ppt to pdf adobe acrobat dc adobe document. Steam turbine maintenance is of high importance to keep the steam turbines efficiency high and to conform to safety standards to avoid any unforeseen dangers. Steam flow expansion of steam in lp and hp stages a steam turbine is a thermomechanical device that extracts thermal energy from pressurized steam, and converts it into rotary motion. Full delivery of steam turbine systems for new nuclear power plants in u. Uncontrolled acceleration of the turbine rotor cam lead to an over speed trip, which causes the nozzle valves that control the flow of steam to the turbine to close.
Pdf design and analysis of modified wind turbine blades. Let us look at turbines first and there are two types of turbines a. The highpressure turbines are modelled for a design situation and for partload situations with 80% and 40% of the power at design situation. The first steam turbine used for power generation was invented in 1884. There may be two or more rings of moving blades keyed to a common. The output powerpoint presentation will retain its original. People can view the slides even if they dont have powerpoint, but they cant. Publishers pdf, also known as version of record link to publication citation for published version apa. Development of new high efficiency steam turbine mitsubishi heavy industries, ltd. The generator connected to the shaft takes the mechanical energy produced by the turbine and converts it to electrical energy through the use of electromagnetic induction. Steam turbine types steam turbine types based on blade geometry and energy conversion process are. Mhi has developed new high performance turbine blades reaction blades, impulse blades, and lp end blades and high performance seals, as new technologies that remarkably improve the performance of. Reaction turbine blading and conditions figure 3 shows, at the top, the end view of four stages of fixed and moving blades of an. To visualize the following for impulse steam turbine.
Uncontrolled acceleration of the turbine rotor cam lead to an over speed trip, which causes the nozzle valves that. This document was uploaded by user and they confirmed that they have the permission to share it. A steam turbine fundamentally consists of a rotor carrying blades, the casing in which the rotor turns, and the nozzles through which the steam is allowed to expand. The exhaust pressure from the turbine is less than the atmospheric. Because of this, the second alternative would be to convert the pdf back to ppt format, using.
The steam turbine is one kind of heat engine machine in which steam s heat energy is converted to mechanical work. There is no piston rod,flywheel or slide valves attached to the turbine. 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. Prepared by mohammad shoeb siddiqui senior shift supervisor steam turbine components and relative equipments steam turbine speed control the speeder gear of a turbine governor in order to maintain the system frequency constant and at the same time allow load variation to occur, it is necessary to be able to compensate for the loss of speed. A steam turbine fundamentally consists of a rotor carrying blades, the casing in which the rotor turns, and the nozzles through which the steam is allowed to. In an extracting type turbine, steam is released from variousin an extracting type turbine, steam is released from various stages of the turbine, and used for industrial process needs or sentstages of the turbine, and used for industrial process needs or sent to boiler feed water heater to. Despite efforts to develop alternative energy converters, electricity from steam will continue, for many years, to provide the power that energizes the united states and world economies. Diameter of the turbine housing for vertical turbines. Ppt to pdf convert powerpoint to pdf online for free.
The following addresses best practices for optimal steam system turbine maintenance and operation. Pdf wind energy is the kind of renewable source of energy which is available in. Ppt steam turbines powerpoint presentation free to. See more ideas about steam turbine, abandoned factory and industrial photography. Best practices for steam turbine maintenance and operation. Steam power plant ppt steam power plant presentations. The basic element in a turbine is a wheel or rotor with addles, propellers, blades, or buckets arranged on its circumference in such a fashion that the moving fluid exerts a tangential force that turns the wheel. In many cases, you can identify forwardlooking statements by terminology such. A steam backpressure turbine is a device that converts the thermal energy of steam into mechanical work. Pdf power plant lecture notes chapter3 steam generator. These help to speed up and direct the steam onto the rotating blades at just the right angle, before the steam dissipates with reduced temperature and pressure.
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. Use our online service to convert pdf to ppt in a heartbeat. Both use a fluid of gous nature at high temperature at high pressure to generate power. Steam turbine powerpoint free download as powerpoint presentation. Application engineer steam turbine applied technology.
The real values of critical speeds should be measured at. Steam turbine lecture notes, mechanical engineering, semester notes for mechanical engineering is made by best teachers who have written some of. In a reaction turbine, there is a second set of stationary blades attached to the inside of the turbine case. The steam turbine operates under high steam pressures, and has a number of moving parts that move at extremely high velocities. Chaplin encyclopedia of life support systems eolss figure 4. Therefore, in order to restrict the rotational speed of the turbine and also to minimiz the leaving loss, the exhaust steam from the first ring of moving blades is diverted to a second ring of moving blades with the help of a ring of stationary blades. Presentations ppt, key, pdf logging in or signing up.
854 1483 1292 277 308 297 1034 780 1182 590 1452 1393 920 1329 1052 545 272 972 601 1037 434 1469 616 926 578 831 192 1069 519 522 360 669 619 1431 578