Properties of Carbon Dioxide: h @ 220 KPa and -5°C = 350 KJ/kg h.@ 25°C = 223.65 KJ/kg h.@ 22°C = 220.75 KJ/kg h. @ 220 KPa = 347.13 KJ/kg %3D Saturated Vapor Carbon Dioxide refrigerant at 220 KPa leaves the evaporator and enters the compressor at -5 °C. The refrigerant leaves the condenser as saturate liquid at 25 °C and enters the expansion valve at 22 °C. Heat rejected from the condenser amount 90 KW. The work to the compressor is 60 KJ/kg while the heat lost from the compressor is 5 KJ/kg. If 2.5 KJ/kg of heat are lost in the piping between the compressor and condenser. Solve for the mass flowrate of the refrigerant in kg/hr.
Properties of Carbon Dioxide: h @ 220 KPa and -5°C = 350 KJ/kg h.@ 25°C = 223.65 KJ/kg h.@ 22°C = 220.75 KJ/kg h. @ 220 KPa = 347.13 KJ/kg %3D Saturated Vapor Carbon Dioxide refrigerant at 220 KPa leaves the evaporator and enters the compressor at -5 °C. The refrigerant leaves the condenser as saturate liquid at 25 °C and enters the expansion valve at 22 °C. Heat rejected from the condenser amount 90 KW. The work to the compressor is 60 KJ/kg while the heat lost from the compressor is 5 KJ/kg. If 2.5 KJ/kg of heat are lost in the piping between the compressor and condenser. Solve for the mass flowrate of the refrigerant in kg/hr.
Elements Of Electromagnetics
7th Edition
ISBN:9780190698614
Author:Sadiku, Matthew N. O.
Publisher:Sadiku, Matthew N. O.
ChapterMA: Math Assessment
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Problem 1.1MA
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![Properties of Carbon Dioxide:
h@ 220 KPa and -5°C = 350 KJ/kg
h@ 25°C = 223.65 KJ/kg
h.@ 22°C = 220.75 KJ/kg
h. @ 220 KPa = 347.13 KJ/kg
%3D
%3D
%3D
Saturated Vapor Carbon Dioxide refrigerant at 220 KPa leaves the evaporator and
enters the compressor at -5 °C. The refrigerant leaves the condenser as saturate liquid
at 25 °C and enters the expansion valve at 22 °C. Heat rejected from the condenser
amount 90 KW. The work to the compressor is 60 KJ/kg while the heat lost from the
compressor is 5 KJ/kg. If 2.5 KJ/kg of heat are lost in the piping between the
compressor and condenser.
Solve for the mass flowrate of the refrigerant in kg/hr.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fb6fb74c1-775d-46fb-8fdc-7394c659bae3%2F419e6880-83d7-4d43-9cee-4f7f5b897e50%2Ffvy2lyq_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Properties of Carbon Dioxide:
h@ 220 KPa and -5°C = 350 KJ/kg
h@ 25°C = 223.65 KJ/kg
h.@ 22°C = 220.75 KJ/kg
h. @ 220 KPa = 347.13 KJ/kg
%3D
%3D
%3D
Saturated Vapor Carbon Dioxide refrigerant at 220 KPa leaves the evaporator and
enters the compressor at -5 °C. The refrigerant leaves the condenser as saturate liquid
at 25 °C and enters the expansion valve at 22 °C. Heat rejected from the condenser
amount 90 KW. The work to the compressor is 60 KJ/kg while the heat lost from the
compressor is 5 KJ/kg. If 2.5 KJ/kg of heat are lost in the piping between the
compressor and condenser.
Solve for the mass flowrate of the refrigerant in kg/hr.
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