How solar storage helps Hawaii’s grid

Dan Nordloh, executive vice president of EnSync Energy Systems, speaks at ground breaking event for University of the Nations. Pic: EnSync, © Nadia Take 2015.

Dan Nordloh, executive vice president of EnSync Energy Systems, speaks at ground breaking event for University of the Nations. Pic: EnSync, © Nadia Take 2015.

By Jason Deign

A solar-plus-battery project in Hawaii is showing how energy storage can help take the stress off the grid while delivering benefits to utility customers.
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Study: flow batteries beat lithium ion

Flow batteries, such as this ESS All-Iron unit under contract to the US Army Corps of Engineers, have the potential to reach commercial cost-effectiveness before lithium-ion, new research shows. Pic: ESS.

Flow batteries, such as this ESS All-Iron unit under contract to the US Army Corps of Engineers, have the potential to reach commercial cost-effectiveness before lithium-ion, new research shows. Pic: ESS.

UPDATE: We have found data for EWE’s proposed flow battery system on the EWE Gasspeicher website. The actual values are not far off those calculated in our original article below.

By Jason Deign

A study last week showed flow batteries could maintain a cost edge over lithium-ion chemistries, even in the face of massive deployment of the latter.
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