Heat Balance Cement Industry Excel Sheet-Er.raza Hussaini

Important Instructions This excel sheet calculates heat Balance of pyroprocessing in cement industry.Nevertheless it should very much stresseed h "This sheet does not does miracles,instead it's based on the methology of Gospel of Gospel In Gospel Out,Garbage in Garbage O This sheet is locked and password proctected to ensure NO dilution of calculations.please don’t ask me passw For time being this calculation are done for (MKS System only). only) . It is assumed that you supply very precise data based on which accuracy of entire heat balance calculations lies. Calculation procedure: 1) Enter the required data on input page just replace the existing values 2) Go to detailed calculation sheet there you get explanation of entire calculations 3) Heat balance report can be printed on Output page Notes: 1) Be cautious while entering specific heat values as it directly influences your calculations be sure of souce and uncertainit 2) This calculation are based on heat balance procedure given in Cement Manufacturer's Manufacturer's Handbook By Kurt E.Peray If one has any doubts they can refer to Chapter 11 , 12 & 13 of the book It's good to talk , I'll be happy to modify/upgrade the calculations based on suggestions/criticism suggestions/criticism you can contact me here [email protected] I expect genuine suggestions/doubts suggestions/doubts plase do little home work refer Peray before contacting me. Diclaimer: 1) This sheet is not copyright property hence it can used freely any how it is password protected 2) "I" don't take any kind for the responsibility of calculation results, results, it's interpetation lies to it's user 3) This sheet has been througly checked before uplaoding as asured maximum accuracy however there could some discripa

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Fuel Analysis Units AA

Percent ash

%

AH

Percent hydrogen

%

AC

Percent carbon

%

AN

Percent Nitrogen

%

AO

Percent oxygen

%

AS

Percent Sulpher

%

AM

Percent Moisture

%

AQ

Heat value

Kcal/kg

Coal Ash Analysis BSi

Percent SiO2

%

B

Percent Al O

%



DCO

%

DO

percent CO Percent O2

DN

Percent N2

%

%

ESP Outlet gas Analysis By Weight ECO2

Percent CO2

%

EO2

Percent O2

%

Ambient Air and Location F T

Ambient air temp

o

FH

Percent relative humidity

%

FEL

Elevation (meters above sea level)

m

FBar

Barometric pressure

mm Hg

C



L6 Effective kiln feedend throat area L7 Refractory thickness L8 Sum total of (all) chain length L9 kiln shell thickness L10 kiln slope Lx lining and coating thickness Ly length of burning zone SS Kiln Shell Surface area Operating parameters

m2 m m m degree mm m m2

Ph

Hood draft

mmH2O

PBe

Feed end draft

mmH2O

PKs

kiln speed

rpm

Cliinker Analysis (Loss Free Basis) HSi

Percent SiO2

%



VPa

Primary air flow

m3/s

VEx

Cooler vent stack

m3/s

VCo VBe

Total air into cooler Kiln exit

m3/s m3/s

Dimensions X1 X2

Cooler lenth , grates Cooler width, grates

m m

X3

Total effective area of hood opening where ambient air is infitrated

m2

Specific Heats Cmfuel Specific Heat of Fuel (coal) Cmorgani Cmor ganic c Speci Specific fic Heat of organics organics in feed

kcal/kg.oC





Value 7.7 4.8 74.4 1.4 9.1





1.2 70.7

26.98 5





0.23

0.4 20 297





4.75

54.55 79.6 54.55





1

Amount of Feed Required to produce one kilogram of clinker

MKS

a = 0.01784 CCa

1.192

b = 0.0209 CMg

0.025

c = 0.0100 CAl

0.065

d = 0.0100 CSi

0.213

e = 0.0100 CFe

0.028

f = 0.00075 Csi + 0.0035 CAl

0.039

Subtotal

1 562







W5 = 11720.3 .X3 (1.157 P )1/2

2060

kg/hr







10

Cooler Air balance



























Heat Balance Cement Industry Excel Sheet-Er.raza Hussaini

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