Commercial Geothermal CO2 ProductionHeimir Hjartarson

Geothermal and District Heating

Well HE02

Well HE07 Production facilities

CO2 Production at Hædarendi, Iceland

CO2 Production at Hædarendi, IcelandSimplified process flow

Production wells

District heating

Soil heating

CO2 Purification and Liquification

Cooling Separation

Cold Water

80°C

160°C

Cooling tower

CO2 Storage60°CGeothermal fuid

CO2 gas

Well HE02 with downhole heat exchanger

The calcium carbonate saturation

index in Hæðarendi Fluids

(Bjarnason, 2005)

Commissioning of well HE07

Well HE07 without downhole heat exchanger

Process Flow Diagram for CO2 liquefaction

Storage Capacity 320 tonn liquid CO2

District heating and water works

District heating and water works

Thank you