COMPRESSORS 03302 FOR EXAM REVIEW QUESTIONS WITH ALL CORRECT ANSWERS
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Module
COMPRESSORS 03302
Institution
COMPRESSORS 03302
COMPRESSORS 03302 FOR EXAM REVIEW QUESTIONS WITH ALL CORRECT ANSWERS
Centrifugal Compressor - Answer-which compressor often uses multiple stages of compression to increase the pressure difference
Cyclinder unloading - Answer-what capacity control method is popular with open and semi hermetic r...
COMPRESSORS 03302 FOR EXAM
REVIEW QUESTIONS WITH ALL
CORRECT ANSWERS
Centrifugal Compressor - Answer-which compressor often uses multiple stages of
compression to increase the pressure difference
Cyclinder unloading - Answer-what capacity control method is popular with open and
semi hermetic reciprocating compressors
Piston displacement - Answer-the compressor displacement equals the rpm of the drive
motor multiplied by the
Refrigerant Bypass Method - Answer-to control capacity, scroll compressors have
typically uses a
Screw Compressor - Answer-a simple capacity control method that provides capacity
steps of 25 percent, 50 percent, and 75 percent using a plug valve would be found on a
10 percent capacity - Answer-slide valves allow screw compressors to vary capacity
from full capacity( 100 percent) to as low as
Centrifugal Compressor - Answer-Throttling valves are used for capacity control on a
Failed crankcase heater - Answer-Flooded starts might be traced back to an
moisture in the system - Answer-Freezing of the systems expansion device can be
indication of
Open Drive Compressor - Answer-Which compressor type has the motor seperated
from the compressor
Suction valve closes - Answer-what happens in a reciprocating compressor when the
piston reaches its lowest point
Reciprocating Compressor - Answer-Oil scoops can be found in a
Rotary compressor - Answer-which type of compressor has no suction valve but does
use a discharge valve
Some are actually valves that bypass refrigerant - Answer-what is unique about the
internal discharge temperature safety devices in some scroll compressors
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