Question: A machine is used for batch production. On a given week it produces on average 4 product types, setup time for each type is 1.4

A machine is used for batch production.

On a given week it produces on average 4 product types, setup time for each type is 1.4 hours.

The batch size is 180 products, average cycle time is 2.7 minutes.

Mean time between failures is 24 production hours, while mean time between repairs is 2 hours.

System utilization is 0.94 (affecting all work done at the system)

The system works 40 hours per week (8 hrs per day for 5 days)

Find:

1. Machine Availability: Answer0.91670.90880.8805

2. The MLT to produce 1 batch : Answer15.2310.888.23 hours

3. How much overtime is needed to meet the demand of 4 batches a week? Answer2.883.554.125.26hrs per week

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