In 2019, the global installed capacity of thermal energy storage technologies was estimated at some 234 gigawatt hours. This figure was expected to more than triple by 2030, to surpass 800 gigawatt hours.
Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030
(in gigawatt hours)
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IRENA. (November 15, 2020). Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030 (in gigawatt hours) [Graph]. In Statista. Retrieved February 14, 2025, from https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed
IRENA. "Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030 (in gigawatt hours)." Chart. November 15, 2020. Statista. Accessed February 14, 2025. https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed
IRENA. (2020). Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030 (in gigawatt hours). Statista. Statista Inc.. Accessed: February 14, 2025. https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed
IRENA. "Installed Capacity of Thermal Energy Storage Worldwide in 2019, with a Forecast for 2030 (in Gigawatt Hours)." Statista, Statista Inc., 15 Nov 2020, https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed
IRENA, Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030 (in gigawatt hours) Statista, https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed (last visited February 14, 2025)
Installed capacity of thermal energy storage worldwide in 2019, with a forecast for 2030 (in gigawatt hours) [Graph], IRENA, November 15, 2020. [Online]. Available: https://www.statista.com/statistics/1307219/thermal-energy-storage-capacity-global/?__sso_cookie_checker=failed