In an era where sustainable energy solutions are increasingly essential, Hybrid Energy Storage Systems (HESS) —which combine different energy storage technologies—emerge as significant innovations. They address energy demand fluctuations and enhance supply diversification. . There are many types of energy storage options, including batteries, thermal, and mechanical systems, though batteries are predominantly used for residential, commercial, and bulk storage in New York State. By integrating various. . Electrical Energy Storage (EES) systems store electricity and convert it back to electrical energy when needed. 1 Batteries are one of the most common forms of electrical energy storage. The first battery, Volta's cell, was developed in 1800. pioneered large-scale energy storage with the. . Advanced and hybrid energy storage technologies offer a revolutionary way to address the problems with contemporary energy applications. . Energy storage devices offer various combinations for optimizing electricity usage, including hybrid systems, coupling technologies, and integration with renewable sources. Among the many grid storage technologies. .