Chapter 2    Control Objectives and Benefits
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In this chapter, there were three main concepts.   The questions will be categorized according to the most relevant concept.

Control Objectives Operating Conditions Benefits of Low Variability

 

 

 

 

 

 

 

 

 

 

 

Check Your Reading

Solidify the Concepts
2.1
When process control is used for safety, the system will ultimately rely on the plant personnel to respond?

Control Objectives

TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

 

2.2
The release of process material to prevent excessive internal pressure must exhaust directly to the environment outside the plant.

Control Objectives
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TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

2.3
Process equipment is very robust and cannot be damaged by incorrect operation.

Operating Conditions
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TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

 

2.4
When plant units (distillation columns, reactors, etc.) are arranged in series, smooth flow rates contribute to good operation.

Benefits of Low Variability
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TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

2.5
Variability in product quality is not important as long as the average satisfies the customers demands.

Benefits of Low Variability
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TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

2.6
After the plant has been designed and built, selection of the operating conditions has little influence on the profit ($$).

Operating Conditions
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TRUE         FALSE

 

 

 

 

 

 

 

 

 

 

 

 

 

2.7
Calculated variables, such as the heat transfer coefficient and the reaction selectivity, are useful in monitoring process performance.

Operating Conditions

TRUE         FALSE