Technology

Aquifers

Geologically and hydraulically limited aquifer areas can be used for the storage of heat or cold. The heating or cooling circuit can be coupled directly to the ground water with pumping and infiltration wells, or indirectly with thermowells.

technology

aquifers

typical volume

n/a

typical heat density

n/a

temperature range

up to 50°C

storage timescale

month-season

development status

pilot plants

advantages

very large storage volumes possible

disadvantages

heat loss over time

efficiency depends on local soil properties