【正文】
molegma ira irOa irOa ir?????????????2023/1/17 22 Water product T (K) Efficiency limit (%) Liquid 298 83 Liquid 353 80 Gas 373 79 Gas 1273 62 121 TTT ? Efficiency of fuel cell = electric energy produced per mole of fuel / enthalpy of formation Limit of fuel cell efficiency = )( HH Vffhg?? Carnot Limit= Thermodynamic efficiency 2023/1/17 Reactant Product Reactant Product Energy Barrier Reaction Rate 2023/1/17 23 Activation losses: ????????0log iiAV a ctOhmic losses: ??? iRV o hmicConcentration losses: ?????? ????11ln2 iiFRTV tr ans2023/1/17 24 謝謝觀看 /歡迎下載 BY FAITH I MEAN A VISION OF GOOD ONE CHERISHES AND THE ENTHUSIASM THAT PUSHES ONE TO SEEK ITS FULFILLMENT REGARDLESS OF OBSTACLES. BY FAITH I BY FAITH