It’s been a positive week for thermal energy storage technology, with utility Edison International validating a cold storage solution, a collaboration between two groups to achieve 100% round trip efficiency, and an acquisition involving several intellectual property rights patents.
Long duration energy storage (LDES) technologies may have a difficult time competing with lithium-ion over the next decade as the latter’s cost-competitiveness at longer durations increases, possibly even to 24 hours, according to Haresh Kamath, Electric Power Research Institute (EPRI).
Jamaica has received proposals from a consortium of local and international companies to implement a proposed pumped hydro electric storage (PHES) project.
A newly-announced battery gigafactory in the US from startup SPARKZ will make batteries suitable for grid storage and will be built in the heart of Appalachian coal county in West Virginia.
Swedish public utility Vattenfall has opened its Energypark Haringvliet in the Netherlands, which combines wind, solar and a 12MWh battery energy storage system (BESS).
Energy group Enel has started operating a 4MW/1.7MWh backup power storage system at a plant in Spain’s North African territory using 78 repurposed Nissan electric vehicle (EV) batteries.