Dynamics around the Coal Power Plant



Introductory Overview2

Coal Power Plant3

Efficiency5

Changing the thermo physical properties of the working medium5

Introduction of composite working medium6

Fluidized bed combustion6

Integrated gasification combined cycle7

Working Principle: Rankine Cycle9

Types of Pulverizers10

Boiler11

Types of Boilers13

Economizer15

Air preheater16

Electrostatic precipitator16

Smoke stack17

Generator17

Transformers18

Boiler Principles18

Thermodynamics18

Saturated Steam to Superheated Steam20

Heat Transfer22

Thermal Modes22

Energy Balance23

Vapor Power Systems of A Thermodynamic Power Plant24

Rankine Cycle Thermal Efficiency28

Back Work Ratio30

Ideal Rankine Cycle30

Factors Affecting Cycle Efficiency32

Increase Rankine Cycle Efficiency34

Increase the amount of superheat 34

Increase boiler pressure36

Decrease Condenser Pressure37

The Laws of Thermodynamics39

Energetic & Exergetic Performance Analysis39

Energetic Performance Analysis41

Exergetic Performance Analysis42

Developing Trends in Coal Power Plants42

Energy Recovery opportunities43

Oxy Coal Combustion44

References……………………………………………………………………………………45

Thermo Dynamics around the Coal Power Plant

Introductory Overview

The mineral, Coal, has an exceptional value for the global energy system. Coal is used to generate electricity. Besides its many other benefits, 45% of Global electricity is produced by burning coal. There are other ways to generate electricity; however, coal reserves the biggest share of electricity provision. Natural gas & nuclear energy is also used to generate electricity. Natural gas accounts for 20% of the total (Global) electricity. On the other hand, nuclear energy captures 15% of electricity production sources. It is notable that people that nuclear energy has the least significant share in electricity production. The statistical data suggests that coal serves to be the major resource for electricity production. The extensive usage of coal is leading to shortage of coal. The natural reservoirs are running short. For this reason, sustainable energy concept has gained attention in the last decade. Despite the energy saving techniques, the usage of coal is likely to grow in the coming years. It is already known that coal power plants consume a lot of fuel. The systems have high fuel consumptions, which makes them generate huge amounts of pollutants. Further, high consumption renders production inefficiencies (Traber & Kemfert, 2011).

It is essential to have a power generation system which accounts for improved efficiency & clean power generation. The principles of Thermodynamics operate in a power generation process. For this reason, researchers investigate thermodynamics inefficiencies through energy analysis. It allows them to resolve the thermal inefficiencies of a coal power plant. Coal-fired power plants utilize the power of organic fossils.

The coal power plants have a strong association with the Thermodynamics. In order to understand the relation, it is essential to illustrate the description of Thermodynamics. Thermodynamics is a field which records scientific significance of heat & energy. The subject is a field of natural science. The scientific field illustrates the association of heat & energy. Moreover, the scientific study deals with the macroscopic factors. The unique concept of Thermodynamics combines energy consumption & associated principles including heat, energy, pressure, and temperature. The science connects heat & the associated engineering. The principles serve as a guide for explaining the thermal reactions, which operate at the coal power plant. The science explains the laws of heat conversion into electricity.

In this paper, the write up explores the Thermodynamics which governs around the Coal power plant. In this regard, the research paper analyses the thermal principles in ...