Compressor Performance Quiz Form
Test your knowledge of compressor performance concepts and best practices.
Which parameter best indicates the efficiency of a compressor?
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Isentropic efficiency
Discharge pressure
Inlet temperature
Compressor speed
What is the primary function of an intercooler in a multi-stage compressor?
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Reduce the temperature of compressed air between stages
Increase the discharge pressure
Increase the compressor speed
Lubricate the compressor
Which of the following is most likely to cause a drop in compressor capacity?
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Dirty air filters
Low ambient temperature
High discharge temperature
Proper lubrication
A compressor is operating at a lower than expected discharge pressure. What is the most probable cause?
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Air leak in the system
High inlet pressure
Low humidity
Low oil temperature
Select the typical maintenance tasks for centrifugal compressors.
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Inspect and replace filters
Check for vibrations
Monitor bearing temperature
Adjust refrigerant charge
Rate your confidence in diagnosing compressor performance issues.
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1
2
3
4
5
Match each compressor type to its primary application.
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Rows
Industrial air supply
Refrigeration
Oil & gas processing
Compressor Type
Reciprocating
Centrifugal
Rotary Screw
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Reciprocating
Centrifugal
Rotary Screw
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Reciprocating
Centrifugal
Rotary Screw
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Which factor does NOT typically affect compressor energy consumption?
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Ambient lighting
Discharge pressure
Inlet air temperature
Compressor load
A compressor's performance curve shows a sharp drop at high flow rates. What does this indicate?
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Approaching surge condition
Improved efficiency
Stable operation
Normal operation
Briefly explain one method to improve compressor efficiency.
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