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An air conditioner in a very hot region uses a power input
Chapter 5, Problem 84HP(choose chapter or problem)
Problem 84HP
An air conditioner in a very hot region uses a power input of 2.5 kW to cool a 5°C space with the high temperature in the cycle at 40°C. The QH is pushed to the ambient air at 30°Cin a heat exchangerwhere the transfer coefficient is 50 W/m2K. Find the required minimum heat transfer area.
Questions & Answers
QUESTION:
Problem 84HP
An air conditioner in a very hot region uses a power input of 2.5 kW to cool a 5°C space with the high temperature in the cycle at 40°C. The QH is pushed to the ambient air at 30°Cin a heat exchangerwhere the transfer coefficient is 50 W/m2K. Find the required minimum heat transfer area.
ANSWER:
Solution 84 HP
Step 1 of 4
We are required to calculate minimum area needed to heat transfer.