COP on York YCAS

Anyones did ever messured COP on York ycas chillers ????


One of mine customer asked to do it . Any help how to do it ? Basicly I need messure current on all 3 ref circ and all cold water came true . Please if anyone know how to do it let me give me any suggestions ...


Cheers .

http://en.wikipedia.org/wiki/Coefficient_of_performance

http://www.engineeringtoolbox.com/he...gs-d_1117.html
bit simpler

Thanks but I wonder how to make it in real not just teoreticly ... if You know what i mean ?

refer to the sales bumph!:D

http://demonstrations.wolfram.com/Re...OfPerformance/
this is engineer freindly- got sliders !!