# Experiment: Vapor Compression Refrigeration

1. Jun 16, 2012

### walterng

i have calculated the coefficient of performance COP for both COP ideal and COP from p-h diagram. But the COP ideal i get is lower than the COP i calculated from p-h diagram. is it possible??? please help :)

2. Jun 18, 2012

### Mech_Engineer

We cannot help you without more information, you need to at least walk us through how you calculated the two values and what the results were.