What is Malta's long-duration energy storage system?

Malta’s utility-scale, long-duration energy storage system uses steam-based heat pump technology to deliver dispatchable, cost-effective energy. Malta’s long-duration energy storage solution is already being deployed. Hear directly from the voices working alongside us to advance reliable, sustainable energy solutions.

Why should Malta invest in battery energy storage systems?

The launch of these tenders marks a crucial step in Malta’s journey towards a more sustainable and resilient energy future. By investing in Battery Energy Storage Systems, Malta aims to meet its commitments to a clean energy transition while enhancing the stability and efficiency of its energy supply.

How does energy storage work in Malta?

Malta’s innovative long-duration energy storage technology stores electricity as thermal energy from eight hours to eight days or longer, later returning it to the grid to meet hourly, daily, and weekly needs.

Is Malta the first company to commercialize a thermoelectric energy storage system?

Christian Bruch, President and CEO of Siemens Energy, said, “ Malta’s innovative thermoelectric energy storage system offers a flexible, cost-effective and scalable solution for the storage of energy over long periods of time. With our support, Malta is well positioned to be the first company to commercialize such a solution globally.

Who invested in Malta energy?

CAMBRIDGE, Mass.-- (BUSINESS WIRE)--Malta Inc., a leader in long-duration energy storage, today announced that it has closed on a round of financing provided by a group of investors including Siemens Energy Ventures and Alfa Laval as well as existing shareholders Breakthrough Energy Ventures, Proman, Chevron Technology Ventures, and Piva Capital.

How efficient is Malta's thermal storage system?

Malta’s system also achieves a power-to-power charge/discharge round-trip efficiency (RTE) of up to 60%, which is about 50% higher than other thermal storage systems without heat pump charging.