Jun 17 2010 coal handling plant chp calculation of calorific value is carried out and is confirmed whether it is as per agreement with the coal mines or notbr 6182010br 8br best ppt on presentation on coal handling plant ronak thakare mejia thermal power station. In the coal based thermal power plants, where the initial process to generate electricity is the handling the huge or tremendous amount of coal. Coal handling plant of thermal power station seminar report pdf ppt download abstract. Arindam dutta 1, ankush chowdhury 2, sabhyasachi karforma 2. This article concentrates on automation trends in largescale coal handling systems based on current and future abb projects. It is a lot easier than you think to be able to shed off. Chp is the main and major key system to transfer ton of coal fuel to. Construction and maintenance of belt conveyors for coal and. Hazards identification and risk assessment in thermal power plant. In either scenario, epa regulations will be more stringent with the elimination of wet ash handling and the phasing out of surface impoundments ponds for all coal fired power plants. This video shows the coal handling system which transfers coal from jetty to raw coal bunkers. To minimize the six big losses and improve productivity, an.
Maintenance of critical equipments for coal handling plants chp of thermal power stations is typical job. Coal handling plant coal transported to the plant by the rail line and carrier trucks. Before starting the plant, check which of the equipment is available and accordingly plan an appropriate path for the movement of coal. Guidance document for the storage and handling of petroleum coke 1scope the purpose of this document is to provide guidance on operating and maintenance practices for the storage and handling of petroleum coke petcoke. So in this article i will discuss the overall processes carried out at a coal handling plant in a coal based thermal power generating station. Introduction when you can measure what you are talking about, and express it in numbers, you know something of your subject. Ensure that the path so planned, is clear for coal movement i. The two methods used to feed the pulverized fuel to the combustion chamber of the power plant.
Coal handling unitagency shall take all corrective steps to resolve the issue of air pollution at permitted coal storage handling area where coal is being stored. Coal handling plant in a thermal power generating station. The initial process in coal based thermal power plant is coal handling. In a pc plant, finely ground coal is fed into a boiler with air where it is combusted, releasing the coal s chemical energy in the. This high pressurized water is heated into a boiler which converts it into high pressurized super heated steam. Wateronly cyclones provide a low density cut but tend to lose coal. Coal handling plant chp, koradi thermal power youtube. Solids are further classified into two main groups. Introduction coal handling system or coal handling plant chs or chp are plants used for handling coal from wagon trippler or from stock pile to feed it to the boiler main objective. Biomass cofiring the easiest way to reduce co 2 and secure recrenewable energy certificate 90% should be imported from other countries. Presentation on coal handling systems linkedin slideshare. The system includes transfer tower, belt conveyor, coal shed, tripper car, runoff pond, coal. Operation and maintenance of coal handling system in thermal.
Implementation of quality management system for coal handling. Nov 28, 2012 coal base thermal power plant related ppt and pdf and books bhopal union carbide plant disaster, of coal handling plant pdf, doc, ppt,free. Best ppt on presentation on coal handling plant slideshare. Maintenance of critical equipments for coal handling plants chp. In a typical coal fired plant, there are pulverisers to mill the coal to a fine powder for burning in a combustion chamber of the boiler. Posted on february 25, 2016 may 21, 2018 by himanshu ojha.
Combining the two units provides an efficient low density separation. Operation and maintenance of coal handling system in thermal power plant j. Get price and support online bosch rebar cutter,mining coal,pmtbm aoaee. Thermal power plant a thermal power plant converts the heat energy of coal into electrical energy. Coal handling plant of thermal power station seminar. Pdf operation and maintenance of coal handling system in. Stacker reclaimer free download pdf, doc,xls,rtf, ppt,pps found 97 files for stacker reclaimer.
A generating station which converts heat energy of coal combustion into electrical energy is known as a steam power station. No 1 the coal is unloaded at unloading station and transported by conveyors to crushing and screening plant via transfer house. Coal crushing equipment of coal handling plant system in the thermal power plant is very important for plant. Then me attaching a pdf file which is particularly about power plants. In a coal based thermal power plant, the initial process in the power generation is coal handling.
Explore ready mix concrete with free download of seminar report and ppt in pdf and doc format. Ifcoalisdeliveredbytrucks,thereisnoneedofunloading device as the trucks may dump the coal to the outdoor storage. What is chp chp is c coal, h handling, p plant a plant which handles the coal from its receipt to transporting it to boiler and store in bunkers. Development of condition based maintenance for coal. In case the coal is brought by railway wagons, ships or boats,theunloadingmaybedoneby carshakes,rotarycar dumpers,cranes. Ppt paradip port trust row right of way rrs rail receiving station. Coal handling plant consists of track hopper,feeders, conveyor system, roller screen, crusher, stacker reclaimer, compressor,dfds system,ttr,pumps etc. Many utility systems in the world have power plants operating with fossil fuel. Jun 17, 2010 analysis of coal chemical analysis of coal. The plant had relied on heatsource detection, which in this case came too late to prevent a fire. As described in the general discussion of the carbon cycle chapter 6, coal was formed from prehistoric plants, in marshy environments, some tens or hundreds of millions of years ago.
This collected ash need to be removed from hopper as per the load condition. More detailed coal handling system in thermal power plant. Thermal power plants contribute maximum to the generation of power for any country in thermal generating. I am glad that the standard technical specification for main plant package has been finalized by the committee. Coal bunkers, on the other hand, provide the means to store the fuel in a dry environment. Manage jobs being done in coal conveyors belts safely 3. This is done by using three high pressure water pump. It may represent 15% to 70% of the total cost generated in the company goals of material handling. Jun 30, 20 it also processes the raw coal to make it suitable for boiler opeartion. Review these results or try to change your search query. This is the responsibility and duty of the chp and its staff. After crushing required quantity of coal is transported to bunker via transfer house and remaining coal is stored in stockyard. Coal handling plant coal unloading system conveyor system crushing system feeding system stacking system magnetic separator. Coal handling plants a complete details about chp equipments.
The data are analyzed and compared with world class to obtained oee. Pdf automation of coal handling plant researchgate. Usually coal will be transported to plant through railway wagons if it is a pithead power station t. A coal based thermal power plant converts the chemical energy of the coal into electrical energy. Coal handling system coal handling plant in thermal. The trucks carry the coal to discharge it at the railway siding for onward loading of coal into the wagons. Process design of the phola coal j preparation plant o. Also explore the seminar topics paper on ready mix concrete with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year civil engineering ce or ieee civil construction btech, be, mtech students for the year 2017 2018. Coal characteritic moisture 67% ash 2433% volatile matter 2428% gross clorific value 47784944 kcalkg hardness index 4550 density 0. The steam is then expanded in the steam turbine and is condensed in a condenser to be fed into the boiler again. Characteristics of bulk materials basic classification of material is made on the basis of forms. The control system, which will replace the existing system, must overcome all the drawbacks of old system.
Mchp mechanized coal handling plant mcl mahanadi coalfields limited mos ministry of shipping. Biomass cofiring in coalfired boilers using this timetested fuelswitching technique in existing federal boilers helps to reduce operating costs, increase the use of renewable energy, and enhance our energy security executive summary to help the nation use more domestic fuels and renewable energy technologiesand increase. In brief we can say that receipt of coal from coal mines, weighing of coal, crushing it to required size and transferring the quantity of coal to various coal mill bunkers. Chapter 14 coal fired power plant planning and design issues49 14. Tecpro, since 2002 is one of the fastest growing epc companies in the core sector. The instruction sheet is therefore an important instrument for more efficient cooperation between those concerned. Coal handling plant of thermal power station seminar report. This high energized steam passes through steam turbine a mechanical device which converts flow energy of fluid into mechanical energy and. This coal is transfer from the underground bunker to crusher by series of conveyer belt. The presence of water restricted the supply of oxygen and allowed thermal and bacterial decomposition of plant material to take place, instead of the completion of the. Coal preparation is the removal of undesirable material from the runofmine rom coal by employing separation processes which are able to differentiate between the physical and surface properties of the coal and the impurities. Guidance document for the storage and handling of petroleum coke. Ash handling options for coalfired power plants power. Hope some more postings which is related to power plant safety process, construction, health hazards, etc.
A simplified diagram of a pulverized coal pc power plant is shown in figure 1. From the mine to the plant coal handling systems are an integral part of a complete material flow and quality management system. Coal is burnt in a boiler which converts water into steam. During the operation, many reasons are there, which affect the production rate called six big losses. Sample of coal is randomly collected from each rake and detailed chemical analysis, calculation of calorific value is carried out and is confirmed whether it is as per agreement with the coal mines or not. An intelligent conveyor control system for coal handling. Key equipments in chp coal handling plant wagon tippler, side arm charger track hopper stacker.
In the thermal power plants maximum requirements of fuel is a coal. Development of condition based maintenance for coal handling. Steam is produced in the boiler by utilizing the heat of coal combustion. The ash produced on the combustion of coal is collected by esp. The basic theory of condition based preventive maintenance is to propose routine inspection to identify any degradation in the integrity of the systems during their service life and to provide an early warning in order that remedial action can be taken.
Hazards identification and risk assessment in thermal. The design of the phola coal preparation has its roots in the late 1980s when there was a requirement for a plant to treat 8 mtpa coal from ingwes now becsas adjacent klipspruit opencast mine at ogies, mpumalanga. The expansion of steam in turbine produces mechanical power which drives the alternator coupled to the turbine. Before starting any equipment ensures that the equipment is not subject to a p. This is achieved by raising the steam in the boilers, expanding it through the turbine and coupling the turbines to the generators which converts mechanical energy into electrical energy. Operation and maintenance of coal handling system in thermal power plant article pdf available in procedia engineering 26. This purpose of ash disposal is solved by ash handling plant ahp. Beneficiation plants produce large volumes of tailings and solid wastes. Best ppt on presentation on coal handling plant jun 30 20 best ppt on presentation on coal handling plant 5 the sizes of coal lumps is about to the 600mm this coal is fed to single rotary crusher and after that the size become 300mm this coal is again fed to the double rotary crusher and the size become 80mm more details. The coal handling plant will be working in three shifts per day and seven days a week basis with its all units like receiving of rom coal, crushing, storage in ground bunker and loading into railway wagons. Operation and maintenance of coal handling system in.
The mine is part of the south african witbank coalfield and accesses the no. Denox, desox, and co2 removal technology for power plant. In unit system, each burner of the plant in fired by one or more unit pulverizers connected to the burners, while in central system, the fuel is pulverized in the central plant and then distributed to each furnace with the help of high pressurized air currents. Technical instruction sheet coal handling in power plants. Coal handling system in thermal power plant youtube. Goals of material handling in a typical manufacturing facility. Coal handling unitagency shall ensure that all trucks before leaving the storage yard shall be showered with water with adequate system.
Coal is transported in thermal power station either by railways,roadways or rope ways. The heat produced from the burning of the coal generates steam at high temperature and pressure. Denox, desox, and co2 removal technology for power plant 176 the world with different characteristics, development with the use of a test plant for a total system for combustion and fluegas treatment on which various pieces of fluegas treatment equipment are installed is continuing see fig. Pc plants have been in operation for many decades and have become the backbone of the electrical power industry in the united states. Ready mix concrete seminar report, ppt, pdf for civil. The basic layout of coal handling plant is shown by block diagram.
Crushed coal from the feeder breakers is loaded into trucks by means of front end loaders. Is this going to be the day you finally do something about your health. Conclusions in this paper boiler, coal conveyer belt, ash handling plant. Coal stockpiles and coal bunkers coal is stored as a rule outdoors on a stockpile without protection against dampness and moisture.
The system, which is suggested, will work by only using tachometer, load cell and electronic cards in place of relays. Largest integrated coal based power plant in the country among top 3 large coal mining operations in india largest in private sector among 10 largest coal based plants in the world financial closure as per ppa e. Brad ford breaker bradford breaker which is used for large capacity work it consists of a large cylinder made up of perforated steel plates to which lifting shelves attached inside the cylinder rotating slowly at about 20 rpm receives coal at one end the shelves lift the coal up and then the coal drops down by gravity. Safety awareness among workmen in coal handling plant. The function of coal handling plant in thermal power plant is to receive, process, store, feed the coal bunkers consistently over entire life of the power plant. In particular, guidance is provided on the management of airborne particulate. For the love of physics walter lewin may 16, 2011 duration. Another major component of a mechanical sampling system is the. In the first step, water is feed into a boiler at a very high pressure by bfp boiler feed pump.
654 367 359 1613 1307 1143 285 826 1420 743 512 901 655 97 116 136 1426 1121 1276 1243 371 366 1274 1584 140 660 69 1348 65 875 1496 284 564 370 652 932 260 1129 1000 562 10 1155 1081