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Re:US utilities plot big rise in electricity rates as data c... by gregbot on Thursday July 10, 2025 @11:12PM (#44528090)
>60 hours of battery bank

With that little battery you’re going to need to keep some natural gas plants running to be able to survive a few cloudy days in a row without a blackout.

Re:US utilities plot big rise in electricity rates as data c... by mapt on Friday July 11, 2025 @11:02AM (#44532933)
Yes, that's an option.

Or just buy electricity from one state to the north or south where they didn't catch the same storm as you.

Or start running a nearby hydroelectric dam at 300% of average flow rate.

Or stop smelting aluminum in your attached aluminum smelter. Or equivalently, your bitcoin mine.

Batteries and panels continue to rapidly drop in price.

As your PV+battery system gets bigger in relation to your load, chance of a failure mode drops much faster than linearly; Not only are you looking at the far end of a bell curve from battery capacity alone, you're also generating more PV on the cloudy days.

Re:US utilities plot big rise in electricity rates as data c... by gregbot on Friday July 11, 2025 @02:49PM (#44535667)
I dont follow this:

>you're also generating more PV on the cloudy days

Or this: >chance of a failure mode drops much faster than linearly