EMGT 631: Production and Inventory Modeling Mini Project 3

EMGT 631: Production and Inventory Modeling Mini Project 3

EMGT 631: Production and Inventory Modeling

Mini Project 3

Consider the jobs in the table below. Process times for all jobs are 1 hour. Changeovers

between families require 5 hours. The setup time to start the production is 4 hours.

Job Family Code Due Date

1 1 5

2 1 6

3 2 13

4 2 14

5 1 15

6 1 21

7 1 23

8 2 25

9 2 30

10 1 32

a) Compute the total tardiness of the given sequence?

b) What is the dispatching rule in the given sequence?

c) What dispatching rule minimizes average cycle time for a deterministic single

machine?

d) What dispatching rule minimizes maximum tardiness?

e) Find a sequence with no tardiness.

f) How many possible sequence are there?