热电联产具有节约能源、改善环境、提高供热质量、增加电力供应等综合效益。热电厂的建设是改善城市大气环境质量的有效手段之一，是提高人民生活质量的公益性基础设施。改革开放以来，在“开发与节约并重”的能源方针指导下，我国热电联产事业得到了迅速发展，对促进国民经济 Cogeneration has the combined benefits of saving energy, improving the environment, improving the quality of heating, and increasing the power supply. The construction of thermal power plants is one of the effective means to improve the quality of urban atmospheric environment, and it is a public welfare infrastructure to improve people’s quality of life. Since the reform and opening up, under the guidance of the energy policy of “Development and Saving Equally”, China’s cogeneration industry has been rapidly developed to promote the national economy.