Before starting the plant, check which of the equipment is available and accordingly plan an appropriate path for the movement of coal. Energy content of coal is given in terms of kilojoules kj per kilogram kg of coal as the gross calorific value gcv or the higher heating value hhv of coal. Operation and maintenance of crusher house for coal handling in thermal power plant girja lodhi1 corresponding author. In order to cover these requirements abb has developed a modular management system as shown in fig.
India has large deposit of coal about 170 billion tonnes, 5th largest in world. Inservice inspection for coal handling plant of thermal power. Girja lodhi, email protected many utility systems in the world have power plants operating with fossil fuel. An example of this method is presented in 1, regarding operation and maintenance of coal handling system in a thermal power plant. A coal handling plant chp is set in every power station to handle. The steam is cooled, condensed back into water, and returned to the boiler to start the process over. Panipat thermal power station is situated at a distance of about 12 km. The search for actions that can minimize speed variations in.
Limited india for 5 years, where he designed several coal and ash handling systems for thermal power plants. 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. Army, usa, technical manual tm 58116, electric power plant design. The whole system will work in an intelligent procedure which is faster, reliable and less maintaining cost. Problem formulation the thermal power plant consist several risk and hazard in their various part of plant and its operational processes. October 2019 this document can be amended at the discretion of balco if needed. The crucial way of power generation starts with the fuel management system. Dec 05, 2015 this video shows the coal handling system which transfers coal from jetty to raw coal bunkers.
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 stations generate over a third of the worlds electricity but cause hundreds of thousands of early deaths each year, mainly from air pollution. 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. Before going into detail of this topic, we will try to understand the line diagram of electric power generation plant. Coal handling plant chp is the main and major key system to transfer ton of coal fuel to the boiler plant. A thermal power station is a power station in which heat energy is converted to electric power.
Coal handling plant in a thermal power generating station. A series of such switches are arranged in series at a 1m distance on the side of. Almost all chp these days implies reactive maintenance with support of preventive maintenance. The coal handling system shall be controlled from the following control points. Coal handling plant of thermal power station seminar report pdf ppt download abstract. Usually coal will be transported to plant through railway wagons if it is a pithead power station t. Analyze technical characteristics of coal handling system and operating characteristics of the relevant machinery and equipment. Nov 15, 2012 coal handling in power plant ppt scribd grinding mill china. The power plant is one of the coal based power plants of hpgcl. Find details of companies offering coal handling plant at best price. Ash handling system in thermal power plant ash handling.
A thermal power station or a coal fired thermal power plant is by far, the most conventional method of generating electric power with reasonably high efficiency. Pdf compared with actual situation of the current thermal power plant, this paper studies operation process of coal handling system in thermal power. Coal handling system in thermal power plant youtube. Ensure that the path so planned, is clear for coal movement i. After it passes through the turbine the steam is condensed in a condenser and recycled to where it was heated. 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. Indian coal is managed using giant coal handling plants chps. Plant effluent,coal handling plant dust suppression,ash handling leachate of heavy metal ash pond contaminate groundwater,effluent from oil handling and transformer areas,power house and turbine area effluent,domestic waste water remediation measures in thermal power plant 2 air pollution control point source. Before starting any equipment ensures that the equipment is not subject to a p. Development of condition based maintenance for coal handling. Coal is transported in thermal power station either by railways,roadways or rope ways. But one of the main systems of thermal power plant is coalhandling system.
Operation and maintenance of coal handling system in thermal. Because of the large number ofmechanical involved, we can sort as we used it, the important. Ash handling plant or ash handling system in thermal power plant are used to cooled down the ash to manageable temperature, transferred to a disposal area or storage which is further utilized in other industries. Anyone wishing to make further use of ed material, by itself and apart from this text, should seek necessary permission directly from the proprietors. Environment impact assessment of thermal power plant for. Coal handling system in thermal power plant, usually means the technique procedure that coal fromloading and unloading outside the factory to boiler coal storage. Lay out of coal handling plant btps wt 1 wt 2 wt 3 b br house b b con. In a coal based thermal power plant, the initial process in the power generation is coal handling. Then, the safe operation of coal handling system and the. Very finely sized fly ash often accounts for the major portion of the material conveyed in an ash handling system. The coal has to size, processed, and handled which should be done effectively and efficiently.
The basic function of the power plant is to convert energy in coal to electricity. Thermal power generation plant or thermal power station. Microcontroller microchip for effective handling of the thermal power plant. Thermal power plant is power station in which energy is converted into electric power. This s tv channel hear we shows all types of video. For a coal handling plant tecpro provides a complete range of service which include. Coal crushing equipment of coal handling plant system in the thermal power. Coal handling system coal handling plant in thermal. Modification of coal handling system in boiler power plant. Coal handling plant of thermal power station seminar report. Ash handling options for coalfired power plants power.
It uses coal as the primary fuel to boil the water available to superheated steam for driving the steam turbine. Water is heated, turns into steam and spins a steam turbine which drives an electrical generator. Peter muhlbach, abb automation gmbh, germany, discusses a complete materials handling solution for coalfired power plants. Coal handling plant coal unloading system conveyor system crushing system feeding system. The steam, at tremendous pressure, flows into a turbine, which spins a generator to produce electricity. This video shows stacking and reclaiming operations process in chp.
Commonly thermal power plants uses coal as the main source i. Thermal power stations introduction thermal energy is the major source of power generation in india. A coal based thermal power plant converts the chemical energy of a coal into electrical energy. Therefore, the first thing we should know is how much energy there is in coal. The first four units was bifurcated from the total 8 units of the plant, so that to form panipat thermal power station i and ii. In the coal based thermal power plants, where the initial process to generate electricity is the handling the huge or tremendous amount of coal. In this way we conclude that chp is the heart of any thermal power plant.
Pdf operation and maintenance of coal handling system in. The system includes transfer tower, belt conveyor, coal shed, tripper car, runoff pond, coal control. 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. 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. Mar 15, 2020 thermal power generation plant or thermal power station is the most conventional source of electric power. Coarse ash material such as bottom ash is most often crushed in clinker grinders crushers prior to being transported in the ash conveyor system. Jun 10, 2017 stacking and reclaiming process on coal handling plants in thermal power plant. The increased degree of efficiency of modern coal power plants calls for an integrated coal handling management system in order to secure the coal supply in the requested quantity and quality. Automated materials handling for coalfired power plants. The initial process in coal based thermal power plant is coal handling. Thermal power plant is also referred as coal thermal power plant and steam turbine power plant. Pressurized pneumatic ash conveying may also be employed. Coal power plants work by using several steps to convert stored energy in coal to usable electricity that we find in our home that powers our lights, computers, and sometimes, back into heat for our homes.
How to calculate the coal quantity used in a power plant. A coal based thermal power plant converts the chemical energy of the coal into electrical energy. Sensor based effective monitoring of coal handling system chs. Pcrd power cord rotating drum and ccrd control cable rotating drum. Implementation of quality management system for coal handling. Tecpro provides complete turnkey system for coal lignite handling systems for captive and thermal power plants. A coal fired power station or coal power plant is a thermal power station which burns coal to generate electricity.
Compared with actual situation of the current thermal power plant, this paper studies operation process of coal handling system in thermal power plant. Thermal power stations produce electricity by burning fuel in a boiler to heat water to produce steam. How coal is managed in the giant coal handling plants of. Stacking and reclaiming process on coal handling plants in. In the thermal power plants maximum requirements of fuel is a coal. If the reprint or republication includes ed material, the credit should also state. It is also referred as coal thermal power plant and steam turbine power plant. Feb 28, 2015 presentation on coal handling systems prepared by.
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