Other resources of thermal energy storage involve warmth or cold produced with warmth pumps from off-peak, low cost electric electric power–a exercise termed peak shaving; heat from mixed heat and energy crops; warmth manufactured from renewable electrical energy exceeding grid desire; and waste heat from industrial processes. A patented cold https://mediajx.com/story25682673/new-step-by-step-map-for-icebat-cold-thermal-energy-storage