EvapHeatingSurfaceAndSteam
Quintuple Effect Evaporator set Steam % Cane and Individual Body Heating Surface Calculation        
INPUTS = Yellow colour cells  
Cane Crushing TCH Raw Juice Temperature oC A m/c % cane %  
M.Jc % cane % VLJH outlet temperature
Author:
If Not having VLJH than take same value of raw juice temperature
 oC 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
 oC 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 oC B m/c  Brix %  
Exhaust Pressure Kg/cm2 Sul. Jc  heater No.1 inlet temperature oC AH Brix
Author:
To be take after molasses reconditioning
 %  
Exhaust Temperature 125 oC Sul. Jc  heater No.1 outlet temperature oC C m/c % cane %  
Lost body vacuum mm of Hg Sul. Jc  heater No.2 outlet temperature oC C m/c  Brix %  
      Clear juice heater outlet Temp. oC BH Brix
Author:
To be take after molasses reconditioning
 %  
      Clear juice heater Inlet Temp. oC 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 oC
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 M3/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
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
Vapour requried for   RJc final heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
Vapour requried for   SJ 1 heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
Vapour requried for   SJ 2 heating
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
Vapour requried for   CJc heating 
Author:
1=Tubular heater,
2=Direct Contact heater
3=PHE
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
5= 5th body
  
  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,
Author:
1= Batch Pan
2= Continuous Pan
    
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,
Author:
1= Batch Pan
2= Continuous Pan
        
C m/C Boiling
Author:
Author:
1=1st Body ,
2=2nd body,
3=3rd body,
Author:
1= Batch Pan
2= Continuous Pan
        
  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


 0.2  
Vapour requried for B&C seed melting
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
  
Vapour required for molasses conditioners
Author:
1= 1st body
2= 2nd body
3= 3rd body
4= 4th body
    
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 M2  
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 (oC) 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 M2  
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 1/3rd of 2mtr tube)  
Brix Temperature in oC