Production and Operations Analysis, Seventh Edition
7th Edition
ISBN: 9781478623069
Author: Steven Nahmias, Tava Lennon Olsen
Publisher: Waveland Press, Inc.
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Chapter 8.2, Problem 12P
(a)
Summary Introduction
Interpretation: The reason for the EOQ formula may result in poor solution for planned order release is to be determined.
Concept Introduction: The optimal order policy is known as economic order quantity (EOQ) which is used to order the different quantities in such way that minimizes the holding cost and ordering cost.
(b)
Summary Introduction
Interpretation: It is to be determined that EOQ formula will or will not result in the optimal lot sizing at each level of product structure.
Concept Introduction: The optimal order policy is known as economic order quantity (EOQ) which is used to order the different quantities in such way that minimizes the holding cost and ordering cost.
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A single inventory item is ordered from an outside supplier. The anticipateddemand for this item over the next 12 months is 6, 12, 4, 8, 15, 25, 20, 5, 10, 20, 5,12. Current inventory of this item is 4, and ending inventory should be 8. Assume aholding cost of $1 per period and a setup cost of $40. Determine the order policyfor this item based ond. Which lot-sizing method resulted in the lowest cost for the 12 periods?
A single inventory item is ordered from an outside supplier. The anticipateddemand for this item over the next 12 months is 6, 12, 4, 8, 15, 25, 20, 5, 10, 20, 5,12. Current inventory of this item is 4, and ending inventory should be 8. Assume aholding cost of $1 per period and a setup cost of $40. Determine the order policyfor this item based ona. Silver–Meal.
Electro Fans has just received an order for one thousand 20Ëť fans due in week 7. Each fan consists of a housing assembly, two grills and a fan assembly. The housing assembly consists of a frame, two supports and a handle. The following table gives lead times, on-hand inventory, and scheduled receipts.
Table 1.1:Â Lead time and quantity on hand
Item
Lead Time
Qty on hand
Lot size#
Scheduled receipt
20Ëť Fan
 Housing
     Frame
      Supports (2)
      Handle
 Grills (2)
 Fan Assembly    Â
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1
1
2
1
1
2
3
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80
90
-
50
400
200*
150
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-
-
-
100
400
450
-
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50 fan assembly in week 2
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* In week 3 it was found that 50% of the on hand inventory of the grills was damaged.
# Items without any lot size given should be considered as lot-for-lot.
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(i) Construct a product structure.
(ii) Construct a time-phased product structure.
(iii) Prepare a net requirement plan.
Chapter 8 Solutions
Production and Operations Analysis, Seventh Edition
Ch. 8.1 - Prob. 1PCh. 8.1 - Prob. 2PCh. 8.1 - Prob. 3PCh. 8.1 - Prob. 4PCh. 8.1 - Prob. 5PCh. 8.1 - Prob. 6PCh. 8.1 - Prob. 7PCh. 8.1 - Prob. 8PCh. 8.1 - Prob. 9PCh. 8.2 - Prob. 10P
Ch. 8.2 - Prob. 11PCh. 8.2 - Prob. 12PCh. 8.2 - Prob. 13PCh. 8.2 - Prob. 14PCh. 8.2 - Prob. 15PCh. 8.2 - Prob. 16PCh. 8.2 - Prob. 17PCh. 8.2 - Prob. 18PCh. 8.2 - Prob. 19PCh. 8.2 - Prob. 20PCh. 8.2 - Prob. 21PCh. 8.2 - Prob. 22PCh. 8.3 - Prob. 23PCh. 8.3 - Prob. 24PCh. 8.3 - Prob. 25PCh. 8.4 - Prob. 26PCh. 8.4 - Prob. 27PCh. 8.4 - Prob. 28PCh. 8.4 - Prob. 29PCh. 8.5 - Prob. 30PCh. 8.5 - Prob. 31PCh. 8.5 - Prob. 32PCh. 8.5 - Prob. 33PCh. 8.5 - Prob. 34PCh. 8.6 - Prob. 35PCh. 8.6 - Prob. 36PCh. 8.6 - Prob. 37PCh. 8.6 - Prob. 38PCh. 8.6 - Prob. 39PCh. 8.6 - Prob. 40PCh. 8 - Prob. 41APCh. 8 - Prob. 42APCh. 8 - Prob. 43APCh. 8 - Prob. 44APCh. 8 - Prob. 45APCh. 8 - Prob. 46APCh. 8 - Prob. 48APCh. 8 - Prob. 49APCh. 8 - Prob. 50APCh. 8 - Prob. 51AP
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