• unglueclass23@programming.dev
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    16 minutes ago

    I don’t really get it, in the chart “Installed grid-scale battery capacity in gigawatts, 2025”

    Europe barely has like 17GW in total but later on below they say:

    In Europe, it sees batteries that are already online or nearing completion as likely to benefit most, with capacity seen rising from about 50 gigawatts in 2025 to 75 gigawatts by year-end.

    What is this big discrepancy? Is the second part talking about batteries not connected to the grid or something (not grid-scale?)

      • Kushan@lemmy.world
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        8 hours ago

        I’m the UK, 10kWh from a large brand (sigenergy) costs about £2k, but cheaper brands you can get about 3x the storage for that price.

    • bus_factor@lemmy.world
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      13 hours ago

      Are you just storing electricity from the grid when it’s cheaper, or did you do solar as well?

      • Kushan@lemmy.world
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        8 hours ago

        Not the same guy but I’m having both installed right now. I’ll be buying cheap electric at night to fill my batteries and running the house all day from that, while exporting and selling anything from the solar as well as any excess.

        Every unit I sell is worth 12.5p, the cheap rate is costing me only 5.2p. eventually that export rate will go away, I’m which case I’ll be able to be self sufficient about 2/3 of the year.