Topic 8 PowerPoint

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Topic 8 MRP Dr. Bin Jiang Department of Management
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2 MGT 301 by Dr. Bin Jiang Material Requirements Planning - MRP Most widely used production control algorithm Used to plan the materials required to produce end items. Master Production schedule – MPS M R P APIC’s MRP Crusade in 1970s.
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3 MGT 301 by Dr. Bin Jiang Objectives of MRP Determine Requirements What to order How much to order When to order When to schedule delivery
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4 MGT 301 by Dr. Bin Jiang Example Suppose the demand for part A is given by the gross requirements from the following master production schedule: Part A 1 week 2 week 3 week 4 week 5 week 6 week 7 week 8 week Gross Requirements 15 20 50 10 30 30 30 30
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5 MGT 301 by Dr. Bin Jiang Example ( Netting ) Suppose further that there are 30 units on hand in inventory. Part A 1 2 3 4 5 6 7 8 Gross requirements 15 20 50 10 30 30 30 30 Projected on- hand | 30 15 -5 - - - - - - Net requirements 0 5 50 10 30 30 30 30
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6 MGT 301 by Dr. Bin Jiang Example ( Lot Sizing ) Assume that the lot size (optimal order quantity) for part A is 75 units.
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Unformatted text preview: Part A 1 2 3 4 5 6 7 8 Gross requirements 15 20 50 10 30 30 30 30 Projected on-hand | 30 15-5------Net requirements 5 50 10 30 30 30 30 Planned order receipts 75 75 75 7 MGT 301 by Dr. Bin Jiang Example ( Time Phasing ) Assume that the lead time is one week Part A 1 2 3 4 5 6 7 8 Gross requirements 15 20 50 10 30 30 30 30 Projected on-hand | 30 15-5------Net requirements 5 50 10 30 30 30 30 Planned order receipts 75 75 75 Planned order releases 75 75 75 8 MGT 301 by Dr. Bin Jiang Do it yourself Item A has a lead time of two weeks and the EOQ model suggests that the optimal Q level is 15. Please develop an MRP plan. Item A 1 2 3 4 5 6 7 8 Gross requirements 2 24 3 5 1 3 4 8 Projected on-hand |28 26 2-1-----Net requirements 1 5 1 3 4 8 Planned order receipts 15 15 Planned order releases 15 15...
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Topic 8 PowerPoint - Part A 1 2 3 4 5 6 7 8 Gross...

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