
(a)
Interpretation:
Theten year reliability of D. T.’s current satellite design.
Concept Introduction:
An overall consistency of a measure is known asreliability. If the measure produces similar results under consistent conditions then it is called a high reliability.
(a)

Explanation of Solution
Given information:
D. T. is designing a new workhorse satellite to eventually replace all the orbital satellite it manages in its telecommunication network. The design of this satellite consists of five interdependent subsystems, as indicated here:
Figure
The satellite Damon currently has in place use subsystems that are
D. T. has in place satellite, each of which has five sub system. The subsystems are antenna array, solar array, computer, transmitter/repeater and positioning system. The subsystems has a reliability of
Calculate the reliability of the current satellite design,
Reliability for the
Reliability for the
Reliability for the
Reliability for the
Reliability for the
The reliability for the
Substitute the value,
Rounding off the
(b)
Interpretation:
The reliability of the computer sub system, if a redundant computer were added.
Concept Introduction:
An overall consistency of a measure is known asreliability. If the measure produces similar results under consistent conditions then it is called a high reliability.
(b)

Explanation of Solution
Given information:
D. T. is designing a new workhorse satellite to eventually replace all the orbital satellite it manages in its telecommunication network. The design of this satellite consists of five interdependent subsystems, as indicated here;
Figure
The satellite Damon currently has in place use subsystems that are
The redundant computer has a reliability of,
The reliability of the computer system
Calculate the combined reliability
Figure
The reliability of
Calculate the combined probability,
Substitute the value,
Therefore, the reliability of the computer system will be
(c)
Interpretation:
The
Concept Introduction:
An overall consistency of a measure is known asreliability. If the measure produces similar results under consistent conditions then it is called a high reliability.
(c)

Explanation of Solution
Given information:
D. T. is designing a new workhorse satellite to eventually replace all the orbital satellite it manages in its telecommunication network. The design of this satellite consists of five interdependent subsystems, as indicated here;
Figure
The satellite Demon currently has in place use subsystems that are
If the solar array and the computer system are duplicated, the duplication raises the reliability from
Reliability for the
Reliability for the
Reliability for the
Reliability for the
Reliability for the
The reliability for the
Substitute the value,
Rounding off the
(d)
Interpretation:
The resulting reliability of the satellite.
Concept Introduction:
An overall consistency of a measure is known asreliability. If the measure produces similar results under consistent conditions then it is called a high reliability.
(d)

Explanation of Solution
Given information:
D. T. is designing a new workhorse satellite to eventually replace all the orbital satellite it manages in its telecommunication network. The design of this satellite consists of five interdependent subsystems, as indicated here;
Figure
The satellite Damon currently has in place use subsystems that are
If no redundant elements were added, but the antennae array and transmitter/repeater were successfully redesigned into a single subsystem with a
When the antenna array and transmitter/repeater are redesigned as a single system with a
Calculate the resulting reliability,
Reliability for the
Reliability for the
Reliability for the
Reliability for the
The reliability for the
Substitute the value,
Rounding off the
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Chapter 15 Solutions
Practical Operations Management
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- Practical Management ScienceOperations ManagementISBN:9781337406659Author:WINSTON, Wayne L.Publisher:Cengage,
