EvapHeatingSurfaceAndSteam
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SteamPercentCane
SteamPercentCane
Sheet1
Quintuple Effect Evaporator set Steam % Cane and Individual Body Heating Surface Calculation
INPUTS = Yellow colour cells
Cane Crushing
TCH
Raw Juice Temperature
o
C
A m/c % cane
%
M.Jc % cane
%
VLJH outlet temperature
Author:
If Not having VLJH than take same value of raw juice temperature
o
C
A m/c
Brix
%
F.Jc % cane
%
Condensate JH temperature
Author:
If not having condensate heater to be take same value of VLJH oulet temperature
o
C
B m/c % cane
Author:
Here If having B1 &B2 massecuite than to be take B1 m/c % cane + B2 m/c %cane
%
Mixed juice Brix
%
Raw Juice final temperature
o
C
B m/c
Brix
%
Exhaust Pressure
Kg/cm
2
Sul. Jc
heater No.1 inlet temperature
o
C
AH Brix
Author:
To be take after molasses reconditioning
%
Exhaust Temperature
125
o
C
Sul. Jc
heater No.1 outlet temperature
o
C
C m/c % cane
%
Lost body vacuum
mm of Hg
Sul. Jc
heater No.2 outlet temperature
o
C
C m/c
Brix
%
Clear juice heater outlet Temp.
o
C
BH Brix
Author:
To be take after molasses reconditioning
%
Clear juice heater Inlet Temp.
o
C
Syrup Brix
%
Clarifier mud Percentage on cane
%
(Sy+ML+AL) Bx
Author:
To be take average Brix of materials of syrup, melt and AL
%
ΔP
Author:
abs Kg/cm2
Absolute pressures in bodies
Author:
As per steam table in oC
Temperature in
o
C
Author:
As per steam table in Kcal/kg
latent heat of the body in Kcal/kg
Author:
As per steam table in Kcal/kg
Total heat
in Kcal/kg
Specific volume in M
3
/kg
Exhust
1st body
2nd body
3rd body
4th body
5th body
Juice Heating
Description
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
Type of heater
Inlet Juice Temperature in oC
Outlet Juice Temp. in oC
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
Bleeding vapour
Vapour Quantity in T/hr
Juice inlet quantity of heater T/hr
Author:
In Direct contact heater condensate add to inlet juice quantity
Juice outlet quantity of heater T/hr
Vapour required for
RJc 1st heating in VLJH
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
1
2
3
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
4
5
Vapour requried for
RJc final heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
1
2
3
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
3
4
Vapour requried for
SJ 1 heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
1
2
3
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
2
3
Vapour requried for
SJ 2 heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
1
2
3
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
1
2
Vapour requried for
CJc heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
1
2
3
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
1
Steam % cane for total Juice Heating
Massecuite Boiling
Description
Massecuite % cane
M/C Brix
Feed Material Brix
Author:
1=1st Body ,
2=2nd body,
3=3rd body,
4=50% on 1st body & 50% on 2nd body,
5=50% on 2nd body & 50% on 3rd body,
Bleeding vapour
Author:
1= Batch Pan
2= Continuous Pan
Type of Pan
Moment water % on cane
Vapour Quantity in T/hr
Author:
in Ton of vapour/ ton of m/c
Specific Steam consuption
A m/C Boiling
Author:
1=1st Body ,
2=2nd body,
3=3rd body,
4=50% on 1st body & 50% on 2nd body,
5=50% on 2nd body & 50% on 3rd body,
1
2
3
4
5
Author:
1= Batch Pan
2= Continuous Pan
1
2
B m/C Boiling
Author:
1=1st Body ,
2=2nd body,
3=3rd body,
4=50% on 1st body & 50% on 2nd body,
5=50% on 2nd body & 50% on 3rd body,
1
2
3
4
5
Author:
1= Batch Pan
2= Continuous Pan
1
2
C m/C Boiling
Author:
Author:
1=1st Body ,
2=2nd body,
3=3rd body,
1
2
3
Author:
1= Batch Pan
2= Continuous Pan
1
2
Total
Steam % Cane for massecuite Boiling
Miscellaneous
Description
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
Bleeding vapour
% on Cane
Vapour Qty in T/hr
Vapour requried for pan washing
Author:
1= 1st body
2= 2nd body
1
2
0.2
Vapour requried for B&C seed melting
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
1
2
3
4
Vapour required for molasses conditioners
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
1
2
3
4
Steam required for SHWW
Exhaust
Steam required for sulphur melting
7 ata steam
Author:
If we having E- Boiler than to be take here valve zero
X
VLJH
RJ heating
SJ 1
SJ 2
C.Jc
A m/c Boiling
B m/c Boiling
C m/c Boiling
Miscellaneous
Total vapour Qty
5th vapour
X
4th vapour
X
3rd vapour
X
2nd vapour
X
1st vapour
5X
Total
5X
Brix of CJc
""
Evaporation rate
%
Vapour produced in Evaporators
T/hr
X=
T/hr
Exhaust requirement
T/hr
Steam % cane for total Juice Heating
Steam % Cane for massecuite Boiling
Steam % Cane for Evaporators
Steam % Cane for Miscellaneous
Total Steam % cane
Heating surface requirement calculation as per general method
Heating surface requirement= vapour production/Evaporation rate
Body outlet Brix
Average Brix
Evaporation Rate getting out of 100%
Evaporation Rate as per given bleeding vapour
Generally
Evaporation rate
Heating Surface in M
2
C.Jc Bx
1st Body
2nd Body
3rd Body
4th Body
5th Body
Heating surface requirement as per E.Hugot formula
Heating surface requirement= vapour production/ΔT * coefficient of heat transfer
Temperature (
o
C)
Average Brix
Author:
Here considered Boiling point elevation as per Hugot Page No. 501 table no. 32.3 ( At juice height 600mm i.e 1/3rd of 2mtr tube)
Boiling Point Elevation
Effective Boiling Point of Juice
ΔT
Coefficient Of heat transfer
Heating Surface in M
2
Exhaust
1st Body
2nd Body
3rd Body
4th Body
5th Body
Boiling point elevation as per Hugot Page No. 501 table no.
32.3 ( At juice height 600mm i.e 1/3
rd
of 2mtr tube)
Brix
Temperature in
o
C
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