The study covers several #ThermalEnergyStorage technologies:
#PitThermalEnergyStorage
#BoreholeThermalEnergyStorage
#AquifierThermalEnergyStorage
#PackedBedThermalEnergyStorage
(= #SandBattery)
and others like latent, multilayer, sorption, Ruths and methanisation

www.evt.tf.fau.de/files/2025/0...