It uses a grid modeling approach comparing the operational costs of an electric power system both with and without added storage. . Growing levels of wind and solar power increase the need for flexibility and grid services across different time scales in the power system. Various types of energy storage technologies exist. . This paper proposes an integrated shared energy storage model designed to suppress wind power fluctuations and a two-way market trading mechanism designed to maximize social welfare to solve these problems. Firstly, a hybrid energy storage system combining electrochemical- and hydrogen-based energy. . We are pleased to announce a new study that examines the value of adding batteries to wind and solar plants located in areas that face transmission congestion. The purpose of this analysis is to examine. .