Strive for Exergy Equilibrium to Achieve Energy Saving.

Exergy equilibrium is the qualitative balance of the energy with the same quality, with considered not only the qualitative relation of energy but also the loss of quality of energy. With heaters as living examples, energy equilibrium is compared in detail with exergy equilibrium, and the advantages of exergy equilibrium are pointed out. It is suggested to strive for the application of exergy equilibrium so as to achieve quality based and reasonable usage of energy.