Energy storage balances power demand and supply, storing excess from renewables. Options include batteries, pumped hydro, flywheels, and thermal storage, each with unique uses, benefits, and challenges.
https://xbattery.energy/learn/energy-storage

Xbattery™ - India's first unified BMS for Energy Storage & EVs | Advanced Battery Packs

Xbattery builds lithium battery packs in India, integrating electronics and software to help businesses, EVs, and grids store and access energy affordably.