| Sustainable development is a new sort of practical model for international community to advance economic social development in 21 century, which is the only way to achieve the new pattern industrialization of China. Making sustainable development evaluation of power plants is a necessary step in sustainable development of power plants, which is a summarizing of former performance, and it is the scientific base for future developing emphasis and direction. Sustainable development evaluation in power plants contributes to promote sustainable development control of power plants more overall and thorough, and it's significant for power plants'economic benefit, exist and development. In this paper, the system of evaluating indexes are established scientifically, and together with analytical hierarchy process determining the weights of the indexes, using multilevel fuzzy comprehensive valuation to calculate the evaluated numeric value, which makes the evaluated numeric value more objectively. |