A small electronic company assembles power supplies for use in bread maker, cake mixer and food processor. It wants to set up an assembly line to make its operations more efficient and plan to use line balancing with the incremental utilization heuristic. The demand for power supplies is 200 per hour, and the productive time per hour is 52 minutes. The following table provides details on its operation (with time in minutes): Time to perform task 0.56 0.34 0.11 0.09 0.43 0.22 0.62 0.35 0.21 0.57 0.33 Tasks that must Task A immediately precede A A A F G B,C D E H. F,G H K 1,J (a) Compute the cycle time. (b) Compute the theoretical minimum number of workstations. (c) Draw a precedence diagram for the production line to show precedence relationships.

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter4: Linear Programming Models
Section: Chapter Questions
Problem 111P
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A small electronic company assembles power supplies for use in bread maker, cake mixer
and food processor. It wants to set up an assembly line to make its operations more efficient
and plan to use line balancing with the incremental utilization heuristic. The demand for
power supplies is 200 per hour, and the productive time per hour is 52 minutes. The
following table provides details on its operation (with time in minutes):
Time to
perform task
0.56
0.34
0.11
0.09
0.43
0.22
0.62
0.35
0.21
0.57
0.33
Tasks that must
Task
A
immediately precede
A
A
A
F
G
B,C
D
E
H.
F,G
H
K
1,J
(a) Compute the cycle time.
(b) Compute the theoretical minimum number of workstations.
(c) Draw a precedence diagram for the production line to show precedence
relationships.
Transcribed Image Text:A small electronic company assembles power supplies for use in bread maker, cake mixer and food processor. It wants to set up an assembly line to make its operations more efficient and plan to use line balancing with the incremental utilization heuristic. The demand for power supplies is 200 per hour, and the productive time per hour is 52 minutes. The following table provides details on its operation (with time in minutes): Time to perform task 0.56 0.34 0.11 0.09 0.43 0.22 0.62 0.35 0.21 0.57 0.33 Tasks that must Task A immediately precede A A A F G B,C D E H. F,G H K 1,J (a) Compute the cycle time. (b) Compute the theoretical minimum number of workstations. (c) Draw a precedence diagram for the production line to show precedence relationships.
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