Carnot efficiency Carnot engine Clausius Statement Finite physical Dimensions Optimal Thermodynamics Física History of engineering & technology Stirling cycle Termodinámica física comparison converter irreversibility cycle analysis energy efficiency energy losses entropy analysis entropy production enzymatic reaction model exergy destruction exergy efficiency finite-time thermodynamics global efficiency heat engine heat exchanger heat pump heat transfer entropy linear irreversible thermodynamics maximum ecological Function maximum efficient power function maximum power output modelling with time durations new efficiency limits