2 Machine flow
July 13th, 2022
14.
The times required to complete each of eight jobs in a two-machine flow shop are shown in the table that follows. Each job must follow the same sequence, beginning with machine A and moving to machine B. |
TIME (hours) |
||
Job | Machine A | Machine B |
a | 16 | 5 |
b | 3 | 13 |
c | 9 | 6 |
d | 8 | 7 |
e | 2 | 14 |
f | 12 | 4 |
g | 18 | 14 |
h | 20 | 11 |
|
a. | Determine a sequence that will minimize makespan time. |
The sequence is . |
b. | Find machine B’s idle time. |
Idle time | [removed] hrs |
c. |
For the sequence determined in part a, how much would machine B’s idle time be reduced by splitting the last two jobs in half? |
New idle time [removed] hrs, savings of [removed] hrs. |