Compressors Chapter 23 Exam Questions with Revised Answers – UPDATED!!
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Module
Compressors Chapter 23
Institution
Compressors Chapter 23
Compressors Chapter 23 Exam Questions with Revised Answers – UPDATED!!
Describe The reciprocating compressor valve plate - Answer-Holds the suction and discharge flapper valves. Located between the head of the compressor and the top of the cylinder wall
Describe The reciprocating compressor h...
Compressors Chapter 23 Exam
Questions with Revised Answers –
UPDATED!!
Describe The reciprocating compressor valve plate - Answer-Holds the suction and
discharge flapper valves. Located between the head of the compressor and the top of
the cylinder wall
Describe The reciprocating compressor head - Answer-The component that holds the
top of the cylinder and its assembly together
Describe The reciprocating compressor shaft seal - Answer-has a rubber surface to
keep the refrigerant and the atmosphere separated
Describe The reciprocating compressor internal motor overload device - Answer-Protect
the motor from overheating, they are embedded into or near the windings.
Describe The reciprocating compressor pilot duty overload device - Answer-Pilot duty
motor overload device: interrupts the controlled voltage
Describe The reciprocating compressor coupling - Answer-obtains the correct shaft
alignment
Describe The reciprocating compressor discus valve - Answer-allows a closer tolerance
inside the compressor cylinder at the top dead center = more efficient because it
reduces clearance volume
Name two things in the design of a reciprocating compressor that control its efficiency? -
Answer-clearance volume and bore size
In what speed in RPM does a hermetic compressor normally turn - Answer-1750 rpm
and 3450 rpm
What effect does a small amount of liquid have on a compressor over a long period of
time? - Answer-liquid slugging = oil dilution
What lubricates the refrigeration compressor? - Answer-Oil
What can a service technician do to keep the refrigeration system operating at peak
efficiency? - Answer-Keeping the evaporator and condenser clean will enhance the
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