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3-E analysis of a Pressurized Pulverized Combined Cycle (PPCC) power plant using high ash Indian coal
Ajit Kumar Kolar
Published in Elsevier Ltd
2017
Volume: 128
   
Pages: 634 - 648
Abstract
3-E (Energy, Exergy, and Environment) analysis of Pressurized Pulverized Combined Cycle (PPCC) SubCritical (SubC) and SuperCritical (SupC) power plants of net capacity 400 MWe using High Ash (HA) Indian coal under Indian ambient conditions is performed to assess the potential of PPCC power plant for electricity generation in Indian energy sector. The study also includes the comparative performance of the plant using an imported Low Ash (LA) coal and a parametric study is performed to understand the effect of various parameters affecting the energy and exergy efficiencies of the PPCC plant. It is found that the plant energy efficiency of PPCC SubC and SupC plants using HA coal are 42.44% and 43.46%, respectively. The exergy efficiency of the same plant using HA coal are 38.94% and 39.87%, respectively. The energy balance shows that the maximum energy loss is observed in cooling water (24%) followed by loss in stack (22%). The exergy balance shows that the maximum exergy destruction in combustor (32%) followed by stack (7%). The environmental analysis reveals that the CO2, NOx, and SOx emissions are 426, 3.54, and 3.20 g/kWh, respectively. © 2017 Elsevier Ltd
About the journal
JournalData powered by TypesetEnergy
PublisherData powered by TypesetElsevier Ltd
ISSN03605442
Open AccessNo
Concepts (22)
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    Carbon dioxide
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    Coal
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    Coal combustion
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    Cooling water
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    Energy dissipation
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    Energy efficiency
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    Exergy
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    Comparative performance
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    Electricity generation
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    ENERGY AND EXERGY EFFICIENCY
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    ENVIRONMENTAL ANALYSIS
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    EXERGY EFFICIENCIES
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    High ash coal
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    PPCC
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    SUPERCRITICAL POWER PLANT
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    Fossil fuel power plants
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    Comparative study
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    Energy balance
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    Equipment
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    Power plant
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    Technological development
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    India