A vapor compression refrigeration system circulated NH3 with a known mass flow rate of 6 kg/min and has compression efficiency 67%, other data given at various locations below. Determine (a) COP (b) heat entering the evaporator (c) rates of exergy destruction in the compressor and valve (d) the change in specific flow exergy of the refrigerant passing through the evaporator and condenser.

A vapor compression refrigeration system circulated NH3 with a known mass flow rate of 6 kg/min and has compression efficiency 67%, other data given at various locations below. Determine (a) COP (b) heat entering the evaporator (c) rates of exergy destruction in the compressor and valve (d) the change in specific flow exergy of the refrigerant passing through the evaporator and condenser.

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

See similar textbooks

Similar questions

Please explain the schematic diagram.
The higher the room temperature, the worse the performance of the air conditioner in the summer. True False
The different descriptions for fluid power conductors (lines). The ___________ lines are connected to the output device a. suction b. return/exhaust c. actuator d. supply
Which statement is wrong regarding the following heat pump? Inside air Outside Condenser Evaporator Expansion valve Compressor O a. It can have either an ideal or actual thermodynamic cycle b. It always has an ideal thermodynamic cycle O C. It is driven using electric power d. It uses a condenser for heat rejection
The evaporator is device used in the high pressure side of a refrigeration system. * O True O False
2. How is the refrigerant used in the Air refrigeration cycle?
What advantage does a capillary tube have over a thermostatic expansion valve?
1 The condenser can be part of which loop(s)? a- Airside loop b- Chilled-water loop c- Refrigeration loop d-Heat-rejection loop e-Controls loop 2 The evaporator can be part of which loop(s)? a- Airside loop b- Chilled-water loop c- Refrigeration loop d-Heat-rejection loop e-Controls loop 3 Which loop is eliminated in a direct expansion (DX) system? a- Airside loop b- Chilled-water loop c- Refrigeration loop d-Heat-rejection loop e-Controls loop 4 What are some benefits of using a "packaged" piece of cooling equipment rather than a "split" system?
What is Ice Powered Air Conditioning?
What are the basic 3 phenomena that can occur in a thermocouple circuit ?
i need the answer quickly
What happens if the evaporator fan motor do in a refrigerator stops during the cooling cycle? Select the correct answer: A. the uni maintains 35 to 45 degrees B. the unit temperature falls below 32 degrees C. th unit shuts down D. the evaporator freezes over and the temperature rises