A Facility Is Trying to Set Up an Assembly Line,and

question 78

Essay

A facility is trying to set up an assembly line,and has identified the various tasks,and their relationship to each other,as shown in the following table.Managers wish to produce 600 units per day,working two 8-hour shifts.
(a)Draw a network diagram of precedence relationships.
(b)Compute the required cycle time per unit in seconds.
(c)Compute the minimum number of workstations required to produce 600 units per day.
(d)Balance this line using the longest processing time heuristic.
(e)What is the efficiency of the line obtained in part (d)?

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Definitions:

Systemic Capillaries

Microscopic blood vessels where exchange of gases, nutrients, and waste products occurs between the blood and tissues throughout the body.

Ventilations

The movement of air between the environment and the lungs via inhalation and exhalation, used in respiratory processes.

Respiratory Center

Group of nerve cells in the medulla oblongata that sends out nerve impulses on a rhythmic basis, resulting in involuntary inspiration on an ongoing basis.

Intercostal Nerves

Nerves located between the ribs that play a role in the respiratory process by controlling the muscles of the chest wall.