Energy storage systems are becoming increasingly important in modern power grids. They offer various benefits, including peak shaving, load shifting, and grid stabilization. In this article, we will explore the. In the ever-evolving field of electrical energy storage, the architecture of the Power Conversion System (PCS) is a critical factor that can make or break the operational reliability of a project. In parallel applications, integrators must choose between centralized and string-type ESS architectures.