Pearson Etext For Principles Of Operations Management: Sustainability And Supply Chain Management -- Access Card (11th Edition)
11th Edition
ISBN: 9780135639122
Author: Jay Heizer, Barry Render, Chuck Munson
Publisher: PEARSON
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Question
Chapter 9, Problem 16P
a)
Summary Introduction
To draw: The precedence diagram.
b)
Summary Introduction
To assign: The different tasks to different workstations.
c)
Summary Introduction
To determine: How the balance could be improved to 100%
d)
Summary Introduction
To determine: The theoretical minimum number of workstations.
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The following table details the tasks required forIndiana-based Frank Pianki Industries to manufacture a fullyportable industrial vacuum cleaner. The times in the table are inminutes. Demand forecasts indicate a need to operate with a cycletime of 10 minutes.ACTIVITY ACTIVITY DESCRIPTION
IMMEDIATEPREDECESSORS TIMEA Attach wheels to tub — 5B Attach motor to lid — 1.5C Attach battery pack B 3D Attach safety cutoff C 4E Attach fi lters B 3F Attach lid to tub A, E 2G Assemble attachments — 3H Function test D, F, G 3.5I Final inspection H 2J Packing I 2a) Draw the appropriate precedence diagram for this productionline.b) Assign tasks to workstations and determine how much idletime is present each cycle.c) Discuss how this balance could be improved to 100%.d) What is the theoretical minimum number of workstations?
The following table details the tasks required for Indiana-based Frank Pianki Industries to manufacture a fully portable industrial vacuum cleaner. The times in the table are in minutes. Demand forecasts indicate a need to operate with a cycle time of
11
minutes.
Activity
Activity Description
Performance Time (mins)
Predecessors
A
Attach wheels to tub
5.0
−
B
Attach motor to lid
1.5
−
C
Attach battery pack
2.8
B
D
Attach safety cutoff
4.0
C
E
Attach filters
3.0
B
F
Attach lid to tub
2.0
A, E
G
Assemble attachments
3.0
−
H
Function test
3.7
D, F, G
I
Final inspection
2.0
H
J
Packing
2.0
I
a-b) One of the possible assignment of tasks to workstations is shown correctly in…
A manager wants to assign tasks to workstations as efficiently as possible and achieve an hourlyoutput of four units. The department uses a working time of 56 minutes per hour. Assign the tasksshown in the accompanying precedence diagram (times are in minutes) to workstations using thefollowing rules:a. In order of most following tasks. Tiebreaker: greatest positional weight.b. In order of greatest positional weight. Tiebreaker: most following tasks.c. What is the efficiency?
Chapter 9 Solutions
Pearson Etext For Principles Of Operations Management: Sustainability And Supply Chain Management -- Access Card (11th Edition)
Ch. 9 - Prob. 1EDCh. 9 - Prob. 1DQCh. 9 - Prob. 2DQCh. 9 - Prob. 3DQCh. 9 - Prob. 4DQCh. 9 - Prob. 5DQCh. 9 - Prob. 6DQCh. 9 - Prob. 7DQCh. 9 - Prob. 8DQCh. 9 - Prob. 9DQ
Ch. 9 - Prob. 10DQCh. 9 - Prob. 11DQCh. 9 - Prob. 12DQCh. 9 - Prob. 13DQCh. 9 - Prob. 14DQCh. 9 - Prob. 15DQCh. 9 - Prob. 16DQCh. 9 - Prob. 17DQCh. 9 - Prob. 18DQCh. 9 - Prob. 1PCh. 9 - Prob. 2PCh. 9 - Prob. 3PCh. 9 - Roy Creasey Enterprises, a machine shop, is...Ch. 9 - Adam Munson Manufacturing, in Gainesville,...Ch. 9 - Prob. 6PCh. 9 - Prob. 7PCh. 9 - Prob. 8PCh. 9 - Prob. 9PCh. 9 - Six processes are to be laid out in six areas...Ch. 9 - Stanford Rosenberg Computing wants to establish an...Ch. 9 - Illinois Furniture, Inc., produces all types of...Ch. 9 - Prob. 14PCh. 9 - The Action Toy Company has decided to manufacture...Ch. 9 - Prob. 16PCh. 9 - Prob. 17PCh. 9 - Prob. 18PCh. 9 - Prob. 19PCh. 9 - Prob. 20PCh. 9 - Prob. 21PCh. 9 - Prob. 22PCh. 9 - Prob. 23PCh. 9 - Prob. 25PCh. 9 - Prob. 26PCh. 9 - Prob. 27PCh. 9 - Prob. 1CSCh. 9 - Prob. 2CSCh. 9 - Henry Coupe, the manager of a metropolitan branch...Ch. 9 - Prob. 4CSCh. 9 - Prob. 1.1VCCh. 9 - Prob. 1.2VCCh. 9 - Prob. 1.3VCCh. 9 - Prob. 1.4VCCh. 9 - Prob. 1.5VCCh. 9 - Prob. 1.6VCCh. 9 - Prob. 2.1VCCh. 9 - Prob. 2.2VCCh. 9 - Prob. 2.3VC
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