210 mw boiler design pdf

The boiler is designed for operation within 210 mw. Energy and exergy analysis of 210 mw jamshoro thermal power plant. Thermodynamic modeling and validation of a 210mw capacity. Energy and exergy analysis of 210 mw jamshoro thermal. Thermal performance and economic analysis of 210 mwe coal. Design of an industrial boiler at full capacity a boiler of this size converts 3 000 litres of fuel oil or a corresponding amount of natural gas to thermal or process heat every hour. Sep 03, 2017 design of superheater for 210 mw thermal powerplant final 1. Schematic diagram of 200 mw unit 8 construction of the steam generator is carried out in two distinct bodies, symmetrical with the axis of the group, operating in parallel to the k2001 steam turbine. Inhouse capital overhaul of 500210mw kwu, 210 mw lmz, 110mw.

The focus here will be on boilers sized in between these two extremes, which is also where there is the greatest diversity of design. We enginer, design and manufacture all types and sizes of coal nozzles, nozzle tips to withstand virtually and operating environment. Improvement power plant efficiency with condenser pressure. Includes basic concepts, components of a thermal power plant and their functions. Twophase thermohydraulic model of a 210 mw thermal power. Naga kishore research scholar,department of mechanical engineering, jnt university college of engineering anantapur, india, pincode515002 t. In a relatively small boiler, with a capacity of 10 mw, the radiation and unaccounted losses could amount to between 1% and 2% of the gross calorific value of the fuel, while in a 500 mw boiler, values between 0. Air preheater is a device which is used for the preheating the combustion air supplied to boiler for combustion by f. Proceedings of the asme 20 international mechanical engineering congress and exposition.

The operating point for water level y 3 must be zero in order to keep the water level in the middle of the drum, which is 50% in the drum level. Performance analysis of 210 mw at ntpc vindhyachal, singrauli. In the thermal power plant of 210 mw the mass flow of the flue gas stream is not uniformly distributed over the air preheater. The net heat rate of the station is also calculated and target for the reduction to achieved the design value of the net station heat rate. Steam for turbine is provided by pp330140p55 type steam generator, a oncethrough coalfired boiler 8. Fire tube boilers also referred to as smoke tube boilers, shell boilers, package boilers multiple gas paths 2, 3 and 4 pass internal furnace or fire box as the 1st pass dry back or wet back design single fuel or dual fuel design little or no steam separation equipment. Design of superheater for 210 mw thermal powerplant a project report submitted by pulak dasgupta nikhil jain md shahid amin kundan chakraborty in partial fulfillment for the award of the degree of bachelor of technology in mechanical engineering meghnad saha institute of. The heart of an industrial boiler system is a hot water or steam boiler operated with a certain kind of fuel. The exergy efficiency is calculated using the operating data from the plant at different conditions, viz. Pulverised fuel fired boilers boiler and mechanical power. A project based on various aspects of a basic thermal power plant. Russian designskoda50, 100, 200 mw single drum boiler bhel based on ce designalstomansaldo 210, 250, 500 mw, 600mw chinese drum less subcritical boiler stain france 500mw supercritical boiler bhel based on alstom design660, 800 mw, mhi, ansaldo, toshiba, babcock 660 mw 1127 fu. The best setup helps to keep boilers operating for decades with low damage and maintenance levels.

The exergy analysis of different thermal power plants concluded that, boiler is a key exergy. This paper presents the thermal and economic performance of a 210 mwe coalfired power plant situated in north india. Use of energy and exergy analysis in coal fired boiler. Performance analysis of regenerative feed water heating. C overall efficiency, %lhv more than 80 h100 60hz hrsg inlet temp. Design of superheater for 210 mw thermal powerplant a project report submitted by pulak dasgupta nikhil jain md shahid amin kundan chakraborty in partial fulfillment for the award of the degree of bachelor of technology in mechanical engineering meghnad saha institute of technology, kolkata maulana abul kalam azad university of.

Improvement power plant efficiency with condenser pressure 1 amir vosough, 2alireza falahat, 3sadegh vosough. Waste heat recovery power plants in cement industry s k gupta s k kaul holtec consulting private ltd. Steam condition vs design efficiency steam pr bar steam temp 0c reheat steam temp 0c design efficiency % size of set mw 41. The real values of critical speeds should be measured at. Over the past few decades there has been a consistent growth in the use of circulating fluidized bed cfb boilers for its major advantages such as fuel flexibility and environmentally friendly way.

The entire plant cycle is split up into three zones for the analysis. The rest of the units have the same size and have 210 mw maximum design capacity each. Department of energy under contract deac0500or22725. From deaerator, the feed water is supplied to boiler by boiler feed pumps through three number h. Pdf design of superheater for 210 mw thermal power plant. Guide to combined heat and power systems for boiler. Steam production when heat is added to water, its temperature rises at a rate of 0. Thermodynamic analysis was carried out using mass and energy equations followed by empirical.

Power plant, boiler capacity, electrical power contents 1. Design of superheater for 210 mw thermal powerplant final. The present study aims at determining the actual performance of a coal based 210 mw power plant at full and part loads 210 mw and 195. Design of superheater for 210 mw thermal powerplant final 1. By maintaining design furnace temperature, problems like clinker formation. Evolution of boiler technology and thermal plant efficiency. It also includes detailed data on basics of a superheater, their types, advantages and. A fifth 210 mw unit is under construction for service in 2006 as unchahar stage iii. After 1980, boilers with a unit capacity of more than 600 mw went mainstream, abstract in a thermal power plant, the boiler feed pump bfp is one of the critical auxiliary machines that are equivalent to the heart. Above 600 rpm rotor relative vibrations should be monitored. Performance analysis of coal based kwu designed thermal. The model is well validated with available numerical, experimental and design data.

It is situated at an altitude of 2 meter above the mean sea level msl. Energy is the wheel of development the process of economic development entails progressively higher levels of energy consumption, particularity in the developing economies. Because of the huge volume of water and the multistage leadthrough of. Energy and exergy analysis of 210 mw jamshoro thermal power plant mw ultrasupercritical spp steam power plant in china who have shown that, heavier exergy destruction is caused by exhaust flue gases with 73. One the threshold is exceeded, automatic trip of turbine takes place. The loss may be assumed appropriately depending on the surface condition. Boiler spares 210mw 73 0431900500100 boiler ltsh 210 mw bend 90 deg ltsh coil loop bend 1 set 3nos 44.

Design and computational validation of inline bare tube economizer for a 210 mw pulverized coal fired boiler. Aug 11, 2016 from deaerator, the feed water is supplied to boiler by boiler feed pumps through three number h. The designed efficiency of the boiler slightly varies with the cal i. Effect of condenser backpressure on power plant heat rate. Industrial boilers and heat recovery steam generators design. In order of increasing capacity, three boiler types are the firetube, watertube and waterwall boilers. During actual performance, although small deviations are observed from.

Performance monitoring is an essential tool for overall heat. The ghrashal power plant consists of 6 natural gas fuelled boiler steam turbine installations. Performance monitoring is an essential tool for overall. As such, the objective of the present work is not to enhance the thermal conversion efficiency, but to represent the thermal. Major flow is going towards the outer wall of the duct.

Design and computational validation of inline bare tube economizer for a 210 mw pulverized coal fired boiler p r dhamangaonkar associate professor, mechanical engineering. Abstract in the present work, a natural circulation boiler of a typical 210 mw thermal power plant is investigated with an objective to provide the feasible, reliable, and safe design solution of the riserdowncomer circuit. Volume 1, steam boilers steam, heating hot water, and. Furnace design of 210 mw circulating fluidized bed boilernumerical. Design and computational validation of inline bare tube.

Boiler presentation660 mw boiler mechanical fan scribd. Analysis is used to predict coal consumption rate, overall thermal efficiency, mass flow rate of steam through boiler, and net present value npv of plant for given load. Pdf performance analysis of 210 mw at ntpc vindhyachal. Due to the erosion and non uniform distribution of flue. Performance and acceptance test of a power and desalination plant atef m al baghdadi water and electricity authority abu dhabi, u.

In the manual you will learn about large utility pulverised coal fuel fired boilers. Introduction the metter thermal power station is the first inland thermal power station of tamil nadu electricity board. The model and methodology can be used for any subcritical boiler for design purpose. Types of airpreheater and their advantages and disadvantages. Boilers and burners combine correctly the need to save energy and reduce emissions makes boiler burner capacity optimisation unavoidable.

The boiler is the major source of irreversibilities. Based on the specified operating pressure, the boiler manufacturers will design the boiler parts and safety valve pressure settings in accordance with the asme boiler and pressure vessel code, section 1, power boilers. Delivering cuttingedge turbine and generator technologies. An understanding of both energy and exergy efficiencies is. This paper presents the thermodynamic modeling and validation of a 210 mw subcritical coalfired power plant situated in north india. Venkateswara rao department of mechanical engineering, dbs institute of technology, india, pincode524201.

This yields the corresponding pressure y 1 as 143 kgcm 2 from the balance of the plant model. Boilers form the backbone of power plants, cogeneration systems, and combined cycle plants. Major controls main steam temperature condenser hotwell level deaerator level. Boiler presentation660 mw free download as powerpoint presentation. Venkateswara rao department of mechanical engineering, dbs institute of technology, india, pincode52420.

Schofield ge company schenectady, ny introduction the need to provide stateoftheart products for a diverse and everchanging market is the chal lenge facing steam turbinegenerator manufactur ers in the 90s. This boiler is designed to run with turbine 300 mw. In this writers opinion, the importance of diligently identifying the actual. The study has been carried out for the load of 210 mw gsecl thermal power plant. Boiler horsepower bhp is a measure of boiler energy output. In the era of high computing facilities available, modeling and simulation have become a very pertinent tool for design and development. Accessories added to the boiler, such as auxiliary low water cutoff, special tappings, special gas. The designed efficiency of the boiler slightly varies with the calculated efficiency because of various reasons, among that. Net specific heat consumption of the power plant 2. Pmi revision 00 highlights boiler boiler and auxiliaries controlled circulation 3 cc pumps smaller dia rifle tubes for ww bisector airheater two stage reheating tower type once through boiler with. The model is used to provide feasible design solutions for a typical 210 mw boiler. Boilers in japan thus have been undergoing rapid increases in capacity. Condenser, back pressure, power, heat rate, thermal efficiency i. View enhanced pdf access article on wiley online library html view.

Igen1bacebsilon theromo dynamic simulation mapping performance analysissummary report 4of 59 3i graph for operating boiler efficiency of 500 mw capacity units % 3j graph for operating boiler efficiency of 250 mw capacity units % 3k graph for operating boiler efficiency of 210 mw capacity units % 3l graph for operating boiler efficiency of 100125 mw. The purpose of super heater is to heat the steam which is coming from the boiler drum in order to reach the required super. Design and actual performance values of boiler efficiency, specific fuel consumption, heat rate and overall efficiency are compared. The units 1 and 2 are the first build installations in the seventies, producing maximum 48mw each design value 55 mw.

Design and control of ideal decoupler for boiler turbine system. Thermodynamic analysis was carried out using mass and energy equations followed by empirical correlations. Pdf energy and exergy analysis of 210 mw jamshoro thermal. The role of boilers and heat recovery steam generators hrsgs in the industrial economy has been profound. Photograph courtesy of bhel posted 26 feb 2005 vindhyachal location. Vosough describes the useful concept of energy and exergy utilization in a boiler system and the energy and exergy efficiencies are found to be 89.