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C1_Lange-von Kulessa


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C1_Lange-von Kulessa

  1. 1. Surface geothermal projects. Examples and financing model
  2. 2. Financing geothermal projects through contracting models… … or… Surface geothermal project examples Everybody can afford the carbone reduction challenge!
  3. 3. uniVersa-Haus, Freiburg <ul><li>Example 1 : Office building. </li></ul><ul><li>Surface geothermal project using probes </li></ul><ul><li>What? </li></ul><ul><li>3700sqm offices and small shops. </li></ul><ul><li>Heating and cooling of all rooms. </li></ul><ul><li>How? </li></ul><ul><li>15 probes, depth : 99m. </li></ul><ul><li>Electrical heatpump. </li></ul><ul><li>Concrete activation. </li></ul><ul><li>Benefits : </li></ul><ul><li>Effective CO 2 reduction : ~35 tons / year. </li></ul>
  4. 4. Seehof, Freiburg Example 2 : private residence. Surface geothermal project using ground water . <ul><li>What? </li></ul><ul><li>3700sqm private accomodation. </li></ul><ul><li>Supply of heating, cooling + warm water. </li></ul><ul><li>How? </li></ul><ul><li>Geothermal well </li></ul><ul><li>Electrical heatpump </li></ul><ul><li>Reversible floor solution. </li></ul><ul><li>Benefits : </li></ul><ul><li>Effective CO2 reduction : 65 to 85 tons / year. </li></ul>
  5. 5. Wartungshangar, Baden Airpark Example 3 : industrial project - Aircrafts maintenance warehouse. Geothermal project using deep water and probes <ul><li>What? </li></ul><ul><li>18000 sqm warehouse + offices </li></ul><ul><li>Heating + cooling. </li></ul><ul><li>How? </li></ul><ul><li>1 well for ground water. </li></ul><ul><li>Depth : 15m. </li></ul><ul><li>Benefits : </li></ul><ul><li>Effective CO2 reduction target : 200 tons / year. </li></ul>
  6. 6. How to make it happen? The contracting model
  7. 7. Contracting relationships Heating / Cooling € /kWh, €/kW Supply commitment Exclusive supply agreement Property owner / Contracting party Heating supply contract Tenant Heating delivery contract Wärme Kontor Freiburg GmbH