Dr. Lori Baker, operations manager at Nesa Electronics, prides herself on excellent assembly line balancing. She has been told that the firm needs to complete 96 instruments per 24-hour day. The assembly-line tasks for the production of the instrument are: Task Time (minutes) Predecessors A 3 ---- B 6 ---- C 7 A D 5 A, B E 2 B F 4 C G 5 F H 7 D, E I 1 H J 6 E K 4 G, I, J Draw the precedence diagram If the daily production (24-hour) production rate is 96 units, what is the highest allowable cycle time? If the cycle time after allowances is given as 12 minutes, what is the daily (24-hour) production rate? With a 12-minute cycle time, what is the theoretical minimum number of stations with which the line can be balanced? Assign task to workstations.  Use the following decision rules (heuristics): longest task first, break ties by assigning the task with the most followers. What are the efficiency and the balance delay of the assembly line?  Show detil of breakdown computation

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Dr. Lori Baker, operations manager at Nesa Electronics, prides herself on excellent assembly line balancing. She has been told that the firm needs to complete 96 instruments per 24-hour day. The assembly-line tasks for the production of the instrument are:

Task Time (minutes) Predecessors
A 3 ----
B 6 ----
C 7 A
D 5 A, B
E 2 B
F 4 C
G 5 F
H 7 D, E
I 1 H
J 6 E
K 4 G, I, J
  1. Draw the precedence diagram
  2. If the daily production (24-hour) production rate is 96 units, what is the highest allowable cycle time?
  3. If the cycle time after allowances is given as 12 minutes, what is the daily (24-hour) production rate?
  4. With a 12-minute cycle time, what is the theoretical minimum number of stations with which the line can be balanced?
  5. Assign task to workstations.  Use the following decision rules (heuristics): longest task first, break ties by assigning the task with the most followers.
  6. What are the efficiency and the balance delay of the assembly line? 
  7. Show detil of breakdown computation

 

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