B massecuite dropping purity calculation sheet | Sugar Technology

Grain and molasses ratio calculation for B continuous pan

In this article explain with example for B grain purity calculation with their required quantity of molasses. B continuous pan grain and molasses flow rate requirement according to the continuous pan capacity. Finally calculate B continuous pan massecuite dropping purity and its vapour requirement.

B massecuite purity online calculation sheet | Sugar Technology | Grain and molasses ratio calculation for B continuous pan

Data required for B massecuite purity calculation.

S.No Particulars Brix Purity Specific Gravity
1 Syrup 60 82 1.276
2 AH molasses 75 71 1.337
4 Required B grain footing ( Before slurry feed) 86 75 1.435
5 B grain 88 ? 1.435
6 B grain batch pan capacity in metric ton(MT) 60    
7 Graining Volume of the batch pan 45 %  
8 Grain &  molasses ratio  1 3  
9 B continuous pan capacity 30 T/hr  
10 B massecuite Brix 95  ?  

Calculation part :

B Grain material purity ( For B grain taken Syrup & AH molasses as a footing material and then further fill up with AH molasses.)

S.No Particulars Values UOM Remarks
1 Solids in B Grain 52.8 MT 88 x 60 /100
2 Volume of the pan 41.8 M3 60 / 1.435
    418 HL 41.8 x 10
3 Grain Volume  188.153 HL 418 x 45 %
    18.82 M3 188.15 /10
4 Weight of the grain material 27 MT 18.82 / 1.435
5 Solids in grain material 23.22 MT 27 x 86 / 100
6 Solids from Syrup for grain material 8.4 MT 8.4 x 4 / 11
7 Solids from AH for grain material 14.8 MT 23.22 – 8.4
8 Weight from Syrup for grain material 14.07 MT 8.4 x 100 / 60
9 Weight from AH for grain material 19.70 MT 19.70 x 100 / 75
10 Volume from Syrup for grain footing material 11.03 M3 C26 / 1.276
    110 HL 11.03 x 10
11 Volume from AH for grain footing material 14.74 M3 19.70 / 1.337
    147 HL 14.74 x 10
12 Solids from AH to further filling of the grain material 29.58 MT 52.8 – 23.22
13 Weight from AH to further filling of the grain material 39.44 MT 29.58 x 100 / 75
14 Volume from AH to further filling of the grain material 29.4989 M3 39.44 / 1.337
    295 HL 29.49 x 10
15 Final B grain drooping purity 72.8   [ (29.58 x 71) + (23.22 x 75)] / 52.8

B grain and AH required for B Continues pan for given grain and molasses ratio and B massecuite final dropping Purity.

1 Grain Quantity 60 MT  
2 AH molasses quantity 180 MT 60 x 3
3 B  grain solids for B m/c 52.80 MT 60 x 88 / 100
4 AH solids for B m/c 135 MT 180 x 75 / 100
5  B M/c Production for given B grain solids 187.80 MT 52.80 + 135
  Quantity of B massecuite 197.68 MT 187.80 x 100 / 95
6 Grain feed quantity for Continuous Pan 9.11 MT/hr 60 x 30 / 197.68
    6.35 HL/hr 9.11 / 1.435
7 AH Molasses feed quantity for Continuous Pan 27.32 MT/hr 9.11 x 3
    204 HL/hr 27.32 x 10 / 1.337
8 B massecuite Final purity 71.49 % [ (52.80 x 75) + (135 x 71)] / 187.80

Steam Flow requirement for Continuous pan.

1 Evaporation rate in AH 21.05 % ((95 -75)/95)
2 Evaporation rate in B grain 7.37 % (95 – 88)/95
    6.42 T/hr 9.11 x 7.37% + 27.32 x 21.05%
3 Consider 20% extra 7.71 T/hr 6.42 x 1.2
  Steam Flow requirement for Continuous pan 7.71 T/hr  

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Post Author: siva alluri

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