Other resources of thermal energy storage include heat or cold made with heat pumps from off-peak, low priced electric energy–a follow identified as peak shaving; warmth from put together warmth and power plants; heat generated from renewable electrical energy exceeding grid demand from customers; and waste heat from industrial processes. https://purethermal.co.uk/media-news/pure-thermal-webinar-can-icebat-cold-thermal-energy-storage-provide-an-alternative-cooling-design-option/