Coordinated Optimal Configuration Method of Hybrid Energy Storage Systems in Energy Internet System

Energy internet is the key to achieve the energy reform goals in China, and the energy storage technology is one of the key technologies of energy internet development, which has received spread attention. There exist various kinds of energy resources in the energy internet system, and different kinds of energy storage technologies are necessary to restore energy. Based on the analysis of principles and characteristics of energy storage technologies, the goals that hybrid energy storage systems need to achieve are presented. The energy demands of energy storage system are declared, and the necessity of the hybrid energy storage configuration is presented. On the basis, the coordinated optimal configuration method of hybrid energy storage system is presented and the efficiency and accuracy are verified through the case simulation.