Question: Problem 2 ( 9 . 8 6 ) The natural refrigerant carbon dioxide has a fairly low critical temperature. Find the high temperature, the condensing

Problem

2 (9.86)

The natural refrigerant carbon dioxide has a fairly low critical temperature. Find the high temperature, the condensing temperature and the COP if it is used in a standard cycle with high and low pressures of

6

MPa and

3

MPa

.

Answer:

T_{3} = 22 C, T_{2} = 45.9 C,

COP

= 6.2

Problem 2 ( 9 . 8 6 ) The natural refrigerant

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