#cascade-utilization
2 articles · 1 raw sources
Geothermal (ground-source) HVAC uses the stable temperature of the earth as the heat-rejection sink (and winter heat source) for a heat pump, raising efficiency exactly when coolin…
Geothermal-Driven Sorption Cooling — Brine as Drive Heat for Absorption and Adsorption Chillers 2026-09-25
Geothermal brine has driven absorption chillers in the field since 1980, but the record is thin and mixed: Oregon Tech's 1,095 kW LiBr unit on 89 °C water delivered half its namepl…