Introduction(1) S.J.T.U. Phase Transformation and Applications Equilibrium:no reversible work could be done.The reactants and products were assumed to be in contact with one another. Wrer =VG=0 Doing work on the system. Work derived directly from chemical reactions. Conversion efficiency:1/3 Second law limitation inefficiency by friction 相转变 化学反应 电化学反应 SJTU Thermodynamics of Materials Spring2008©X.J.Jin Lecture 9 electrochemistry IPhase Transformation and Applications S. J. T. U. SJTU Thermodynamics of Materials Spring 2008 © X. J. Jin Lecture 9 electrochemistry I Introduction(1) Equilibrium: no reversible work could be done. The reactants and products were assumed to be in contact with one another. = ∇GW = 0 rev Doing work on the system. Work derived directly from chemical reactions. Conversion efficiency: 1/3 Second law limitation + inefficiency by friction 相转变 化学反应 电化学反应