Deepakkumar Yadav
Boiler The boilers used can be classified according to contents of tubular heating surface i.e. gas or water and accordingly are called as fire tube boilers and water tube boilers. 1. Fire tube boilers It consists of tubes through which hot gases are passed and the water surrounds these tubes. It essentially consists of a … Read more
Coal Handling Unit in Thermal Power Plant The coal handling may change slightly from plant to plant, which may depend upon plant type and type of fuel used, still Figure shows various stages In coal handling. (i) Delivery of coal Coal may be delivered by sea or river, rail or road. Selection of suitable method … Read more
Indian Coal Indian coal is having high ash contents. The ash is finally disseminated through the coal so that cleaning of coal is difficult and costly process. Washing of coal to reduce the ash content is necessary to obtain low ash metallurgical coal. The washing creates a large proportion of the middlings which can be … Read more
Main Part of Thermal Power Plant A thermal power plant consists of the following main components: Coal handling unit Boiler Economizer Air preheater Super heaters and reheaters Steam operated prime movers Condensers Spray ponds and cooling towers Turbo – alternator
Qualities of Fuels Used in Steam (Coal) Thermal Power Plants Following are the types of fuels which can be used for thermal plant: (i) Solid, (ii) Liquids, (iii) Gaseous. They may be natural or prepared. Normally for a thermal power station coal, oil or gas is used as fuel. Gaseous fuel is only economical when … Read more
Feed Water and Steam Circuit and Cooling Water Circuit of Thermal Power Plant Feed Water and Steam Circuit The steam from turbine is condensed in the condenser, then it is heated in a closed feed water heater by means of extracted steam from the low pressure extraction point of the turbine. This heated water then … Read more
Site selection of coal/steam thermal power plant So many factors are to be considered for the site selection from the economical and environmental point of view. Selection of site for a thermal power plant plays an important role in the economy of the station. One central generating unit is preferred in comparison to number of … Read more
LAYOUT AND WORKING OF A TYPICAL THERMAL POWER PLANT WITH STEAM TURBINES AND ELECTRIC GENERATORS Basically, a central steam power station works on Rankine cycle in which steam is produced by firing of fuels in the boiler. Then it is used in prime movers, it expands, it is then condensed in the condensers used for … Read more
Fuel and Ash Circuit and Air and Gas Circuit in Thermal Power Plant Fuel and Ash Circuit Fuel i.e. coal, from the storage is fed to the boiler through feeding device, which consists of conveyor belt, crushing mill etc. and is called as coal handling plant. Ash produced as a result of combustion of coal … Read more
Electrical Power Generating Process with Blog Diagram Generating stations convert one form of energy into another form of energy. There are various sources in the nature having some form of energy from which mechanical energy is obtained which is converted into electrical energy. Following is the line block diagram giving the energy conversion basically. Energy … Read more