Energy and power engineering has an important position in the development of the electric power industry, and it can have a direct impact on the energy conservation and environmental protection of electric power. Therefore, in order to improve the scientific nature of energy and power engineering and promote the healthy development of the electric power industry, this paper analyzes the energy and power engineering based on the concept of energy conservation and environmental protection through actual investigation and analysis of relevant information, in order to provide a reliable basis for the relevant personnel to carry out their work.