A Chemical industry is unable to satisfy customer demand for one of its products. The various departments with capacity and precedence are shown in Table 2-1. The ratios for mixing the outputs from processes B, C and D are 2, 2 and 1 respectively. The ratio for departments F and G is 1 to 1 and the ratio for departments H and I is 4 to 1. Calculate the following: (i) The system capacity; (ii) Determine which department is the bottleneck; (iii) How much system capacity can be gained by adding capacity to the bottleneck? Department A B C D E F G H I J Table 2-1 Capacity (liters/Hour) 300 250 250 250 600 550 600 1100 300 1200 Precedence A B,C & D E F & G H & I

Practical Management Science
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A Chemical industry is unable to satisfy customer demand
for one of its products.
The various departments with capacity and precedence are
shown in Table 2-1.
The ratios for mixing the outputs from processes B, C and D
are 2, 2 and 1 respectively. The ratio for departments F and
G is 1 to 1 and the ratio for departments H and I is 4 to 1.
Calculate the following:
(i) The system capacity;
(ii) Determine which department is the bottleneck;
(iii) How much system capacity can be gained by adding
capacity to the bottleneck?
Department
A
B
C
D
E
F
G
H
1
J
Table 2-1
Capacity
(liters/Hour)
300
250
250
250
600
550
600
1100
300
1200
Precedence
A
B,C & D
E
F & G
H & I
Transcribed Image Text:A Chemical industry is unable to satisfy customer demand for one of its products. The various departments with capacity and precedence are shown in Table 2-1. The ratios for mixing the outputs from processes B, C and D are 2, 2 and 1 respectively. The ratio for departments F and G is 1 to 1 and the ratio for departments H and I is 4 to 1. Calculate the following: (i) The system capacity; (ii) Determine which department is the bottleneck; (iii) How much system capacity can be gained by adding capacity to the bottleneck? Department A B C D E F G H 1 J Table 2-1 Capacity (liters/Hour) 300 250 250 250 600 550 600 1100 300 1200 Precedence A B,C & D E F & G H & I
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