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Lithium-ion ESS explosion prevention tech available for low-cost licensing from national lab PNNL

Published: 19 May 2021, 07:32 By: Andy Colthorpe The system, which enables passive ventilation of gases, is being installed at Arlington Microgrid and Clean Energy Center in Everett, Washington. Image: PNNL. New technology which can help prevent flammable gas build-up in lithium-ion battery storage systems is being made available for “low-cost, non-exclusive licensing” by the US Department of Energy’s Pacific Northwest National Laboratory (PNNL). PNNL scientists have developed IntelliVent, a deflagration prevention system that can automatically open doors on energy storage cabinet enclosures in the event of thermal runaway in battery cells causing liquid electrolytes to vaporise at high temperatures, releasing toxic and flammable gases.

Hydrostor plans massive deployment of compressed-air energy storage in California

Published: 30 Apr 2021, 07:40 By: Schematic of a Hydrostor A-CAES project. Image: Hydrostor. California is facing a huge shortfall of electricity capacity on its grid and advanced compressed air energy storage (A-CAES) can fill the gap, Hydrostor has proposed. Headquartered in Toronto, Canada, Hydrostor is the first company in the world to have built an operating commercial A-CAES plant, which came online in 2019 in Goderich, Ontario and offers several hours of long-duration storage which the company claims is reliable and affordable. The system has a 1.75MW discharge rating, 2.2MW charge rating and while it is contracted to provide 7MWh of capacity to the Ontario grid operator IESO, it can actually store more than 10MWh of capacity.

Battling battery makers LG Energy Solution & SK Innovation clear path to amicable competition

Battling battery makers LG Energy Solution & SK Innovation clear path to amicable competition
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