1. APS Buys Energy Storage From AES For Less Than Half the Cost of a Transmission Upgrade

    APS Buys Energy Storage From AES For Less Than Half the Cost of a Transmission Upgrade

    Utility Arizona Public Service has contracted for a new grid-scale battery -- not to demonstrate the technology, but because it’s a lot cheaper than the conventional alternative. The company will purchase two 1-megawatt/4-megawatt-hour storage systems from AES for the small town of Punkin Center. This 600-person hamlet, 90 miles northeast of downtown Phoenix (and known for a bar with a prominent jack-o'-lantern sign) is bumping up against the limits of its distribution grid.

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  1. Quotes

    1. It means we're evolving toward a more sustainable and effective grid where we're no longer forced to make investments in these large, significant steps.
    2. Utilities don't wade into new territory lightly.
    3. This particular case is a bit of an outlier.
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