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Combustion of Pulverised Coal in a Mixture of Oxygen and Recycled Flue Gas
book

Combustion of Pulverised Coal in a Mixture of Oxygen and Recycled Flue Gas

by Dobrin Toporov
May 2014
Intermediate to advanced content levelIntermediate to advanced
272 pages
6h 33m
English
Elsevier
Content preview from Combustion of Pulverised Coal in a Mixture of Oxygen and Recycled Flue Gas
A

Appendix

A.1 Global char reaction rates

A.1.1 Char-CO2image reaction rates

Half Order Model according to Mann and Kent [195]

Reaction rate:

dmCdt=-π·dP2·kkin,CO2·kkin,CO22+4·pCO2·kdiff,CO22-kkin,CO22·kdiff,CO2kkin,CO2=k0,kin,CO2·exp-EAR·TPkdiff,CO2=k0,diff,CO2dP·TG+TP20,75

image

Parameters:

k0,kin,CO2=7,32·10-2kgm2·s·Pank0,diff,CO2=1·1010kg·mm2·s·Pa·KEA=115·106Jkmol

image

First Order Model according to Mayers [196]

Graphite

Reaction rate:

dmCdt=-π·dP2·k·pCO2n

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Publisher Resources

ISBN: 9780080999982