Could you please send me this ppt i really need this my email add. Maintenance of critical equipments for coal handling plants chp. Operation and maintenance of coal handling system in thermal. Extraction steam is the main source of steam supply to this bfpt. The portion of the ash that escapes up the chimney or stack is, however, referred to as fly ash. Water is heated, turns into steam and spins a steam turbine which drives an electrical generator. Coal handling coal unloading by rake truck at track hopper or at any other designated place and shifting of same on instruction of balco in charge. Construction and maintenance of belt conveyors for coal. Analyze technical characteristics of coal handling system and operating. Coal handling plants a complete details about chp equipments.
India has large deposit of coal about 170 billion tonnes, 5th largest in world. Equipments used at coal handling plant of a thermal power plant. In the coal based thermal power plants, where the initial process to generate electricity is the handling the huge or tremendous amount of coal. Vgb powertech service gmbh publisher technicalscientific documents p. Bottom ash refers to the noncombustible constituents of coal with traces of combustibles embedded in forming clinkers and sticking to hot side walls of a coal burning furnace during its operation. The mkas analyzer system equipped with an explosionprotected sampling probe is the ideal solution for this.
Auxiliary power consumption an overview sciencedirect. Pc plants have been in operation for many decades and have become the backbone of the electrical power industry in the united states. Free download of coal handling coal handling plant design free download coal is the biggest coal handling 30 june 20 1 prsentation free download of coal handling plant animation on coal view more rarr optimised coal handling abb group the development of new technologies for the handling of coal can thus contribute to making the use of coal. The equipment generally operates intermittently for a set number of hours each day and does not consume a significant amount of energy. Coal handling plant in a thermal power generating station. Usually coal will be transported to plant through railway wagons if it is a pithead power station t. In case the coal is brought by railway wagons, ships or boats,theunloadingmaybedoneby carshakes,rotarycar dumpers,cranes. 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.
Coal and ash handling in thermal power plant mcqs with answers q1. Oct 30, 2014 working in coal handling plant in thermal power station. Maintenance of critical equipments for coal handling plants chp of. Basically conveyors are dumb, but once equipped with proper control system they yield efficient and safe plant operation. Coal handling plant coal transported to the plant by the rail line and carrier trucks. Thermal steam power plants mainly consists of 4 circuits. This article concentrates on automation trends in largescale coal handling systems based on current and future abb projects. A thermal power station is a power station in which heat energy is converted to electric power. 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 coalfired power plants.
Technical instruction sheet coal handling in power plants vgbm 211e second edition 2012 published by vgb powertech e. Compared with actual situation of the current thermal power plant, this paper studies operation process of coal handling system in thermal power plant. In simple coal handling systems following equipment are used in old days. Ash handling system of a thermal power plant amay jain. 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. Get srs, reports, summer training ppts, pdf etc please find the following attachments herecoal handling plant of thermal power station seminar reportpdf. Introduction like gas and liquid fuel, coal is a material which can be stored in large quantities. The data are analyzed and compared with world class to obtained oee. Control and instrumentation of power plant subarna poddar. The boiler is one of the main equipment in a coal power plant. Coal handling system coal handling plant in thermal power plant. There are different indian standards for construction and safety in power plants.
Coal and ash handling in thermal power plant mcqs with. World dangerous idiots bulldozer heavy equipment operator skill fastest underwater dozers driving duration. Then me attaching a pdf file which is particularly about power plants. 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. The crucial way of power generation starts with the fuel management system.
The function of coal handling is to receive, transport and transfer the coal from one transfer point to another transfer point. Coal handling is the essential preparation of coal for the feeding coal to the. In this paper an integrated solution of coal handling plant is given to meet the. In a coal based thermal power plant, the initial process in the power generation is coal handling. An intelligent conveyor control system for coal handling. Nov, 2016 the initial process in coal based thermal power plant is coal handling. Coal handling plant of thermal power station seminar. Bottom ash refers to the noncombustible constituents of coal with traces of combustibles embedded in forming clinkers and sticking to hot side walls of a coalburning furnace during its operation.
Best ppt on presentation on coal handling plant slideshare. An evaluation of the impacts of a coal change, especially to a lower quality coal, on the capacity of a specific unit requires considerations of the capacities of essentially all power plant components. Many utility systems in the world have power plants operating with fossil fuel. Find details of companies offering coal handling plant at best price. This phenomenon results in internal agitation to the material on belt and therefore the materials external faces assume inclination at surcharge angle. Coal and ash circuit coal produced in the mining site is transported to power plant site coal handling equipment for generation of steam the combustion of coal produces ash which is collected and removed to ash storage yard through ash handling equipments. Construction and maintenance of belt conveyors for coal and. Coal handling safety risks of unwanted combustion potentially causing injury, damage and downtime occur everywhere that coal is handled, processed or stored. Technical instruction sheet coal handling in power plants. This is the responsibility and duty of the chp and its staff. Jun 17, 2010 analysis of coal chemical analysis of coal. Almost all chp these days implies reactive maintenance with support of preventive maintenance.
The coal has to size, processed, and handled which should be done effectively and efficiently. Note the two tall smoke stacks where the combustion products go into the atmosphere and the shorter, wider cooling towers. Ash handling options for coalfired power plants power. Operation and maintenance of coal handling system in. The coal handling portion of a power plant can encompass every piece of equipment from rail, truck, or barge unloading to the conveyors, crushers, and storage bins.
Swapan basu, ajay kumar debnath, in power plant instrumentation and control handbook, 2015. Ppt thermal power plant powerpoint presentation free to. More than 60% of electric power is produced by steam plants in india. The plant cooling system uses mechanicaldraft cooling towers with a circulating water temperature rise of 20f. 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. Coal handling plant consists of track hopper,feeders, conveyor system, roller screen, crusher, stacker reclaimer, compressor,dfds system,ttr,pumps etc. Auxiliary power consumption an overview sciencedirect topics. A coal fired power station or coal power plant is a thermal power station which burns coal to generate electricity. Coal fired power stations generate over a third of the worlds electricity but cause hundreds of thousands of early deaths each year, mainly from air pollution. Thermal power plant free download project of php,java. Development of condition based maintenance for coal handling. Coal handling protecting the coal mill by monitoring co and o 2 co and o 2 measurement in the coal mill is important for early warning of a smoldering fire andor a leak in the inerting system. Ifcoalisdeliveredbytrucks,thereisnoneedofunloading device as the trucks may dump the coal to the outdoor storage. A simplified diagram of a pulverized coal pc power plant is shown in figure 1.
Indian coal is managed using giant coal handling plants chps. Project overview the blcp power plant is situated in the map ta phut. Conveyors are seen on virtually all in the coal handling plant chp. How coal is managed in the giant coal handling plants of. Coal handling at vinh tan 4 thermal power project vinh tan 4 plant will use approximately 2. Ppt thermal power plant powerpoint presentation free. Development of condition based maintenance for coal. Pdf compared with actual situation of the current thermal power plant, this paper studies operation process of coal handling system in thermal power.
To achieve the goal of safe, efficient, and economical coal firing system designs, both users and regulatory personnel must have an understanding of the hazards involved in coal fired systems and the nature of the problems involved in the use of pulverized coal. Aug 4, 2010 coal handling plant download as pdf file. Presentation on coal handling systems arnab chakraborty. The initial process in coal based thermal power plant is coal handling. Pdf operation and maintenance of coal handling system in. Modification of coal handling system in boiler power plant. May 04, 2017 indian coal is managed using giant coal handling plants chps. A forced draft fan sucks the air from the atmosphere and blows it into the. Vinh tan 4 thermal power plant, binh thuan power technology. In larger units, to reduce auxiliary power consumption and better steam utilization, a steam turbine is used to drive bfp in place of a motor. Similarly, coal quality can have a significant impact on heat rate, specifically affecting boiler thermal efficiency, auxiliary power.
Coal and ash handling in thermal power plant mcqs with answers. Hope some more postings which is related to power plant safety process, construction, health hazards, etc. In the thermal power plants maximum requirements of fuel is a coal. Pdeen bandhu choturam thermal power plant is a project of haryana power generation corporation limited hpgcl. In developing countries, all most all systems used in power station coal. Coal handling plant of thermal power station seminar report pdf ppt download abstract. In a boiler, combustion of coal takes place with the help of air that comes through an air system. Safe coal handling practices are designed to ensure that the fuel remains intact throughout its journey from the mine until the point at which it is ignited in the boiler.
Pdf automation of coal handling plant researchgate. It burns coal to generate heat that is used to boil the water present to produce steam. A coalfired power station or coal power plant is a thermal power station which burns coal to generate electricity. Unit1 thermal power stations introduction thermal energy is the major source of power generation in india.
The problems faced in coal stacks and factors affecting the spontaneous combustion of coal like coalification degree, petrographic composition, moisture content, mineral content, particle size, pyrite content are discussed independently. Thermal power plant 1 no transcript 2 introduction in india 65 of total power is generated by the thermal power stations. Implementation of quality management system for coal handling. Coal handling plant of thermal power station seminar reportpdf get srs, reports, summer training ppts, pdf etc please find the following attachments herecoal handling plant of thermal power station seminar reportpdf more detailed. Coal handling plant of thermal power station seminar reportpdf. In a pc plant, finely ground coal is fed into a boiler with air where it is combusted, releasing the coals chemical energy in the. Feb 20, 2008 lots of care is always needed to reduce dust emission. Coal handling plant of thermal power station seminar reportpdfppt download abstract. The following equipment used in coal handling 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. Coal fired power plants are a type of power plant that make use of the combustion of coal in order to generate electricity. Jun 30, 20 it also processes the raw coal to make it suitable for boiler opeartion. Coal crushing bunkering shall be contractor responsibility.
Coal handling plant chp is the main and major key system to transfer ton of coal fuel to the boiler plant. Pdf equipments used at coal handling plant of a thermal power. 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. Operation and maintenance of coal handling system in thermal power plant j. The condensers are evaluated as multiflow units, one per each twoflow lp unit. The control systems used for these conveyors are important for operating safe plant. Coalfired power stations generate over a third of the worlds electricity but cause hundreds of thousands of early deaths each year, mainly from air pollution a coalfired power station is a type of fossil fuel power station. Dust control systems in coal handling plant environmental. The coal will be unloaded and transported to the coal yard by conveyor belts, before being delivered to the bunker bay in the main station building via a bucket wheel stacker. Coal handling plant of thermal power station seminar report.