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I heard seasonal thermal energy storage is underrated: https://en.wikipedia.org/wiki/Seasonal_thermal_energy_storage https://en.wikipedia.org/wiki/Seasonal_ther
by qznc 8y ago
I heard seasonal thermal energy storage is underrated: https://en.wikipedia.org/wiki/Seasonal_thermal_energy_storage https://en.wikipedia.org/wiki/Seasonal_thermal_energy_storag...
Solar power is mostly available in summer, but heating is mostly necessary in the winter. How do you store the energy for half a year? Apparently a big water tank underground is a great solution. It is also boring, non-sexy, and cheap. Thus there is little interest to commercialize it.
- 0xdeadbeefbabe 8y agoDoesn't sound cheap for a single family unit, but maybe many of them.
- namibj 8y agoDepends on the cost of digging.
- danieltillett 8y agoHaven’t you just described a geothermal heat pump [0]. These are not exactly new. 0. https://en.wikipedia.org/wiki/Geothermal_heat_pump https://en.wikipedia.org/wiki/Geothermal_heat_pump