The design of the thermal energy storage unit and the flowsheet of its hookup to the traction network are presented. The main design and control system elements are described, as well as the features of the cooling agent and the operating principle of the entire thermal . . This study provides data on estimating the volume of excessive regeneration energy in the traction power supply system of the Moscow Metro and about technical means for its treatment using various types of energy storage units. 7 million in 2024, which is expected to witness a CAGR of 27. 5 percent of electricity from renewable sources by 2024,which means 5. 5 GW of renewables capacity and the energy storage systems to offset the intermittency of wind. . Imagine a sleeping dragon beneath Moscow's skyline – that's essentially what modern energy storage systems (ESS) can become if fire risks aren't managed. Electricity demand is expected to continue to grow, but speed is a limiting factor as building traditional power supply can require long lead times. From industrial UPS systems to renewable integration, these solutions offer reliability in extreme conditions while supporting. .