Question

What is the meaning of COP and COE?

Answer 1

COP :Coefficient of performance. The coefficient of performance or COP (sometimes CP or CoP) of a heat pump, refrigerator or air conditioning system is a ratio of useful heating or cooling provided to work required. Higher COPs equate to lower operating costs.

COE : Coefficient of elasticity. The elasticity coefficient is a number that indicates the percentage change that will occur in one variable (y) when another variable changes one percent. It is defined as the ratio: ( %change in y ) / ( %change in x )