Tools for calculate Effeciency?

[ebuat]

Does anybody know of a tool (or the formulas) to calculate the energy efficency of a Refrigirant system?

(Inputs: temperature, Pressure, Power consumption, refrigirant)

[ebuat]

COP-factor to be more clear!

[Brian_UK]

There is just SO MUCH information available via Google, try this one...

www.tech.plym.ac.uk/sme/THER205-web/refrig.pdf

[martinw58]

down load coolpack and use presure enthalpy charts