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Table 6 Parameters defining the capital and current costs of the district heating supply

From: Techno-economic and environmental analysis of an Aquifer Thermal Energy Storage (ATES) in Germany

Category Parameter Minimum Mode Maximum
Capital costs CDH Excavation work (€/m) 101.15a 113.05 124.95b
Piping (€/m) 232.05b 431.40 630.70c
Contingency (%)   10d  
   Karlsruhee Ulmf Pforzheimg Emmendingenh
Current costs Commodity price CP (ct/kWh) 5.87 5.90 8.96 8.94
Power price PP (€/kW) 35.16 50.54 18.72 23.80
Basic price BP (€) 191.00 558.00 257.04
Efficiency for consumer ηDH (%)i 98
Maintenance (%)j 1
  1. aStadtwerke Sindelfingen (2007), b(2018), cStadtwerke Waldkraiburg (2018), dHallamICS (2012), eStadtwerke Karlsruhe (2018), f Stadtwerke Ulm (2018), gStadtwerke Pforzheim (2019), hStadtwerke Emmendingen (2019b), iGudmundsson et al. (2013), jKonstantin (2017)