Abstract: Abstract:Measurement and calculation of energy saving benefit is important link of energy saving transform project of energy management contracting mode, set circulating water waste heat utilization project of thermal power plant as research object, studied two kinds of specific calculating process of energy saving benefit measuring and calculating method for direct calculating method and plant energy were studied, analyzed theoretical consistency of the two calculating methods were analyzed ,provided reference for energy saving benefit measurement and calculation of wasteheat utilization project of thermal power plant circulating water were provided.

Key words: Keywords:measurement and calculation of energy saving benefit, heat pump technology, waste heat utilization project, energy management contracting