Soham roychoudhary is an assistant professor in the school of mechanical sciences, indian institute of technology bhubaneswar. Gas turbine cycle, combined cycle, combined gas turbinesteam turbine power plant, heat. What is a turbine a turbine is a rotary mechanical device that extracts energy from a fast moving flow of water, steam, gas, air, or other fluid and converts it into useful work. This waste heat can be in the form of hot exhaust gases, waterfluid streams from condensers in power plants or heat lost from hot equipment and surfaces. Micro gas turbine engine is a promising solution to provide highdensity power source for micro systems. Techniques for steam turbine components across length scales. Heat recovery steam generator as i have told that there could be many variation of heat recovery steam generator depending on the steam pressure they it can. Recent developments in structural design aspects of. Iit, kharagpur, netra, greater noida 4 contributory hot corrosion behavior of 304hcu and alloy 617 in simulated ausc conditions l. A condenser installed at the exhaust or low pressure end of the turbine receives and condenses the steam prior to it being pumped back to the boiler. Lecture 6 property of pure substance, steam table lecture 7 ideal gas laws, different processes lecture 8 introduction to vapour power cycle lecture 9 vapour power cycle lecture 10 steam power cycle, steam nozzle lecture 11 basic concept of turbine, velocity diagram lecture 12 steam turbineimpulse lecture reaction turbine.
Total of 42 years teaching and research experience. In this article, we will discuss steam turbine basic parts. A steam turbine is a device that extracts thermal energy from pressurized steam and use it to do mechanical work on a rotating output shaft. The casing shape and construction details depend on whether it is a high pressure hp or low pressure lp casings. Lord jaykishan nayak at indian institute of technology kharagpur. Other readers will always be interested in your opinion of the books youve read. Solution manual for theory and practice of mechanical vibration 1984 k. Indian institute of technology, kharagpur lecture 52 supplementary lecture. To recover steaming pressure, firing rate should be increased by 1640. Cambridge has a long tradition of being a worldleading research centre in fluid dynamics. Lec11 basic concept of turbine, velocity diagram youtube. Srikrishna sahu on experimental studies on sprays and atomization in high speed gas turbine engines sponsored by gtre drdo. You know, this lp is always making the fans to be dizzy if not to find. Nptel video lecture topic list created by linuxpert.
He also had some involvement with non airbreathing closedloop heliumgas turbine technology. Prior to joining iit, anandaroop spent 12 years in the industry in usa and india working for intel, general motors and general electric. Steam turbine minimum load davefitz mechanical 19 nov 07. 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.
University turbine systems research netl department of energy. He was the prince of wales scholar this scholarship for 3 years is given by trinity college to the best candidate of all commonwealth countries, including the united kingdom, out of all subject disciplines. Include smt able circmt diagrams, phasor diagrams and assumptions made if any. Because the turbine generates rotary motion, it is particularly suited to driving electrical generators about 90% of all electricity generation in the united states 1996 is by use of steam turbines 1 wiser. His broad crossdiscipline technical background has been honed from practical experiences.
Khawla abdul mohsen alshayji 2 has done modeling, simulation, and optimization of large scale commercial desalination plants. 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. Aishammiri 3 has studied the evaporation rate as a function of water salinity. Abhijit guha received his phd degree in engineering from trinity college. Performance of tesla disc turbine the fluid dynamics of work transfer in the nonuniform viscous rotating flow within a tesla disc turbomachine, physics of fluids, vol 263, 2014, 0336011. The fluid dynamics of the rotating flow in a tesla disc turbine. He joined ges grid solutions as the vice president of grid products and global supply chain management, when it was formed in 2015. Lec10 steam power cycle, steam nozzle nptel thermodynamics lec10 steam power cycle, steam nozzle lecture series on applied thermodynamics for marine systems by prof.
Banerjee,department of electrical engineering, iit kharagpur. Applied thermodynamics for marine systems online course video. Study of corrosive fatigue and life enhancement of low. Abhijit guha taught two phase heat transfer to final year engineering students, this gained such reputation among students that the deputy head of department i. The first device that may be classified as a reaction steam turbine was little more. The investigation included visual inspection, micro structural characterization, semeds.
Thermodynamic cycles for low temperature application. Parsons main thrust for the steam turbine was for generating electrical power, but he also had his eyes on applying the steam turbine to drive ships of all kinds. Steam turbine basic parts mechanical engineering site. A steam turbine is a mechanical device that extracts thermal energy from pressurized steam, and converts it into rotary motion. Steam process in steam turbine steam entrance to turbine through governor valv e to control steam capacity and therefore to control turbine speed.
Chetankumar mistry, iit kharagpur, kharagpur, india. Indian society of technical education school of vibrations, i. Indian institute of technology kharagpur spring examination, apr. Post his phd, he was a dst inspire faculty fellow in the mechanical engg. Lecture 8 thermal power plants lecture series on energy resources and technology by prof. Lecture 6 property of pure substance, steam table lecture 7 ideal gas laws, different processes lecture 8 introduction to vapour power cycle lecture 9 vapour power cycle lecture 10 steam power cycle, steam nozzle lecture 11 basic concept of turbine, velocity diagram lecture 12 steam turbine impulse lecture reaction turbine.
As known, in imitation of you gain access to a book, one to recall is not singlehandedly the pdf, but next the genre of the book. The steam turbine is a form of heat engine that derives much of its improvement in thermodynamic efficiency through the use of multiple stages in the expansion of the steam, which results in a closer approach to the most efficient reversible process. In the second part of this series, the author talked about the story of the first little toy turbine. Massachusetts institute of technology mit, usa and m. Take the steam turbine training and be able to state the purpose of steam turbine, describe major components and explain the theory of operation. The desire to study in iit prompted him to take the graduate aptitude test in engineering for admission to the indian institute of technology. A rotor of a modern steam turbine, used in a power plant.
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. Gate 2014 statistics, organizing institute, paper wise. Consider steam turbine drives for rotating equipment. Before that, he was a graduate engineer in the emerson electric, noida where he was responsible. Lec12 steam turbine impulse lecture series on applied thermodynamics for marine systems by prof. Because the turbine generates rotary motion, it is particularly suited to be used to drive an electrical generator. Videos of thermal power plants power plants lectures en remembering the velvet revolution52. A turbine is a turbomachine with at least one moving part called a rotor assembly, which is a shaft or drum with blades attached. If you are looking this types pdf you can download it for your course. Lec12 steam turbineimpulse video lecture by prof p. Applied thermodynamics videos, lectures, classes, courses, books, tutorials nptel thermodynamics videos, thermodynamics video lectures, thermodynamics video classes, thermodynamics. During this period he was also an honorary nehru scholar this scholarship is awarded by nehru trust to about 10. Pdf effect of gas turbine inlet temperature on combined cycle.
The steam turbines are widely used in power generation, refineries and petrochemical industries. Pdf creep analysis of outer casing of steam turbine. Turbine may be of two types, namely steam turbine and water turbine. Condenser iit free download as powerpoint presentation. Mar 14, 2018 turbulent deposition condensation shock wet steam nonequilibrium turbophoresis thermophoresis electrophoresis shearinduced lift lagrangian eulerian cfd computational fluid dynamics turbomachinery steam turbine shock wave equilibrium flow frozen flow rankine hugoniot adiabatic choking relaxation gas dynamics fluid mechanics thermodynamics knudsen reynolds mach heat transfer nozzle total. The myr design combines the reliability and parts interchangeability of our popular yr turbine with the power and efficiency of multistage turbines. I have attached pdf on fundamentals of steam turbine. Applied thermodynamics videos, lectures, classes, courses, books, tutorials nptel thermodynamics videos, thermodynamics video lectures, thermodynamics video classes. This service generally calls for a backpressure noncondensing steam turbine.
Charles parsons steam turbine of 1884 was hailed as vibration free engine. Advanced coal technologies for power generation in india coal gasification, at pressures up to 40 atm and suitable temperatures, results in a low calorific value 47 mjnm gas mixture of co and which can be burnt and expanded in a gas turbine for power generation. Pdf power plant lecture notes chapter4 steam turbine. Nptel video lecture topic list created by linuxpert systems.
The blade under investigation is made of chrome alloy steel. Problem solving with the aid of a computer hello and welcome to the session in which we will consider the analysis of a turbine and see how we can find out the various states and how to address the performance of a turbine. The steam turbine made rapid strides with a phenomenal expansion. The myr produces more power without additional steam, and can be installed in many areas where singlestage steam turbines currently are operating. Because of constantly changing steam conditions as it passes through the blade cascade, there is gradual change in flow pattern which needs investigating. Lecture series on applied thermodynamics for marine systems by prof. But here, you can acquire it easily this thermal power plant engineering to read. He has worked on several air breathing opencycle gas turbine technology development programs, including closedloop steam cooled gas turbines.
Pdf creep analysis of outer casing of steam turbine report pt 2. Combined cycle, combined gas turbinesteam turbine power plant, heat recovery steam generators. Micro turbine is one of the important components in a micro gas turbine engine. So, if we recall we were discussing regarding hrsg or heat recovery steam generator.
Vibration analysis and fatigue life estimation of steam turbine blades k gupta, n s. Obviously lower temperature will require lower pressure. It has almost completely replaced the reciprocating piston steam engine primarily because of its greater thermal efficiency and higher powertoweight ratio. Please support us at so that we can add one more member to. Sreenivasan power plant engineering problems on thermal steam power plants in this video problems on thermal power plants are explained by keshav jadhav power plant engineering power plant engineering prof. This article focuses on marine steam turbines and their applications. Ocean engineering n p t e l national programme on technology. Engineers, managersexecutives and researchers from turbine design and. Very soon, steam turbine blades and then the gas turbine, compressor and turbine blades, developed into some of the most worrisome vibration. Types of steam turbine there are different types of steam turbines. His research interests lie in the areas of electronics cooling, microfluidics, transport in porous media and gas turbine heat transfer.
As known, in imitation of you gain access to a book, one to recall is not singlehandedly the. Advanced coal technologies for power generation in india. Creative art indian institute of technology kharagpur. A micro gas turbine engine consists of a radial inflow turbine, a centrifugal compressor and a combustor. At loads below 10% mcr mass flwo the last 2 rows actually operate as a compressor, absorbing energy from the shaft. If water is sprayed into a chamber where a low pressure is maintained, a part of the water will evaporate. At triveni turbines, technology is a key differentiator to deliver value to its customer. Figure 4 shows steam process in enthalpy against entropy diagram of curtis and single row rateau turbine. Micro turbine a seminar report submitted by rajneesh kumar singh in partial fulfilment for the award of the degree of bachelor of technology in mechanical engineering at buddha institute of technology gida, gorakhpur september 20142015 1 2. Lec10 steam power cycle, steam nozzle nptel thermodynamics. Boiler drum and drum level control drum level control. Whether youve loved the book or not, if you give your honest and detailed thoughts then people will find new books that are right for them.
A large percentage of worlds power generation is achieved using steam turbines. Thermodynamics and combustion engineering laboratory. The enthalpy of evaporation will cool the remaining water to its saturation temperature at the pressure in the chamber. Energy conservation and waste heat recovery course. Following figures show steam process in steam turbine.
Lec10 steam power cycle, steam nozzle lecture series on applied thermodynamics for marine systems by prof. Pressure turbine the different conditions of steam in ultra super critical turbine presents a problem for analysis of flow through blades in steam turbine. Tech in ocean engineering and naval architecture at iit kharagpur. Estimates from analyses and audits from various industries suggest that 20 to 50% of industrial energy input is lost as waste heat. Product manager for large steam turbines and head of steam turbine product development. The fracture occurred at the airfoil region of the blade. Principles of operation of a steam turbinewhen high temperature steam passes through a steam turbine. Apr 06, 2010 lecture series on applied thermodynamics for marine systems by prof. Consider steam turbine drives for rotating equipment steam turbines are well suited as prime movers for driving boiler feedwater pumps, forced or induceddraft fans, blowers, air compressors, and other rotating equipment. Indian institute of technology, kharagpur lecture 26 heat recovery steam generator hi everybody. Ajit completed his two year master of technology program at the indian institute of technology, kharagpur. Nevertheless modern steam turbines are very efficient and operate with internal efficiencies within the range of 80 percent to 90 percent depending upon the steam conditions. Mechanical engineering video lectures from nptel, iit, mit. See more ideas about steam turbine, abandoned factory and industrial photography.
Refrigeration and air conditioning kharagpur download. E book for steam turbine fundamentals of steam turbine. Acces pdf power plant engineering and economy by skrotzki. Jan 17, 2017 the paper investigates the causes of failure of low pressure steam turbine blade of the last stage and suggests few techniques to overcome the failure causes is presented in this paper. Stephane cai is the commercial solutions vice president at grid solutions, a ge and alstom joint venture in ges energy connections business.