What are the different types of hybrid energy storage topologies?. What are the different types of hybrid energy storage topologies?. What are the different types of hybrid energy storage topologies? The topologies examined in the scientific literature to date can be divided into the passive hybrid energy storage topology ( P-HEST ), which is presented in Section 2, and the active hybrid energy storage topology ( A-HEST ), which. . In this paper, a brief overview on the Hybrid Energy Storage Systems (HESSs) is provided. In literature, different architectures are chosen to realize the HESSs, and they are based on the principal aim of the HESSs employment. In this paper, the most used HESS topologies are presented, with. . A hybrid energy-storage system (HESS), which fully utilizes the durability of energy-oriented storage devices and the rapidity of power-oriented storage devices, is an efficient solution to managing energy and power legitimately and symmetrically. Hence, research into these systems is drawing more. .