By Jason Deign
GenCell, an Israeli fuel-cell maker, yesterday trumpeted a major win as part of an under-the-radar strategy to get utilities relying more on hydrogen.
The company said San Diego Gas & Electric (SDG&E), the Californian utility, would be installing GenCell G5rx fuel cells for substation backup power.
Bloomberg reported the deal would cover an initial three substations, with 27 more to follow within three years. SDG&E is keen to use fuel cells as a way of extending the backup power capacity at substations.
Backup power is a technical requirement at all utility substations. It is used to keep high-voltage circuit breakers open whenever there is a loss of power on the grid.
Most substations are equipped with lead-acid battery arrays that can supply backup power for up to eight hours. Beyond this, the utility usually has to switch to an alternative power source, such as a diesel genset.
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