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I can't find firm material on exactly what explains the night usage — I'm sure the National Grid have details on this somewhere. Even so, the price of electrici
by robhawkes 7y ago
I can't find firm material on exactly what explains the night usage — I'm sure the National Grid have details on this somewhere. Even so, the price of electricity reduces at night and so industry uses it a lot during that time. A lot of people leave appliances on overnight too, like washing machines.
- philjohn 7y agoAnd people on economy 7 tariffs heating storage heaters, although in the summer months that wouldn't be usual.
- saalweachter 7y agoI expect that if solar becomes a dominant source of electricity, time-insensitive industrial uses (eg, aluminum smelting) will happily become daylight operations.
- semi-extrinsic 7y agoAluminium cells can only be powered down for 4-5 hours before they become very expensive bricks. They can be (and they already are) used to smooth out grid fluctuations, but not on the scale of day to night.
- DoctorOetker 7y agoIn theory, could the cells reside in a high temperature resistant vacuum flask (Dewar flask)? Made from quartz perhaps? It might need supports between the inner and outer walls, causing heat to leak, and hence multiple layers of vacuum with supports to be required for containing the heat...