The evaporator and condenser temperature of a 20 to-ton -capacity freezer are -28 OC and 23 OC respectively .The refrigerant 22 is subcooled by 3 OC before it enters the expansion valve and is superheated to 8 OC before leaving the evaporator .The compression is isentropic . A six cylinder single acting with stroke equal to bore running at 250 rpm is used . Neglect valve throttling and clearance effect Determine the refrigerating effect Calculate the theoretical piston displacement .Calculate the heat removed though the condenser Calculate the theoretical bore and stroke of the compressor
The evaporator and condenser temperature of a 20 to-ton -capacity freezer are -28 OC and 23 OC respectively .The refrigerant 22 is subcooled by 3 OC before it enters the expansion valve and is superheated to 8 OC before leaving the evaporator .The compression is isentropic . A six cylinder single acting with stroke equal to bore running at 250 rpm is used . Neglect valve throttling and clearance effect Determine the refrigerating effect Calculate the theoretical piston displacement .Calculate the heat removed though the condenser Calculate the theoretical bore and stroke of the compressor
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
Section: Chapter Questions
Problem 1.1MA
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The evaporator and condenser temperature of a 20 to-ton -capacity freezer are -28 OC and 23 OC
respectively .The refrigerant 22 is subcooled by 3 OC before it enters the expansion valve and is
superheated to 8 OC before leaving the evaporator .The compression is isentropic . A six cylinder
single acting with stroke equal to bore running at 250 rpm is used . Neglect valve throttling and
clearance effect
Determine the refrigerating effect
Calculate the theoretical piston displacement
.Calculate the heat removed though the condenser
Calculate the theoretical bore and stroke of the compressor
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