Larrabea Golf Club, Legutio (Araba)

Vertical closed-loop geothermal exchange system that provides renewable thermal energy to a water-to-water heat pump. This pump increases the temperature to produce space heating and sanitary hot water (SHW), with support from a conventional boiler.

Characteristics

• Category

  Renovation

• Promoter

  Golf Larrabea S.A.

• Geological material

  Black calcareous lutites

• Heated surface

  2.500 m²

• Thermal production

  Ground source heat pump
  Boiler

• GIS Power

  Heating: 100 kW (57% of peak load)

• GIS Covered Demand

  Heating + SHW: 181 MWh/year (73%)

• Geothermal exchange circuit

  1,950 m: 13 borehole x 150 m

• Distribution

  2 hodi

• Issuers

  Radiators

• Expected energy savings

  160 MWh PE/year (-42%)

• Commissioning

  July 2024