Fig. 3From: A numerical investigation of combined heat storage and extraction in deep geothermal reservoirsProduction temperatures in P1 during a full storage cycle (1.4 years) with varying storage times of 1 month (blue curve), 2 months (red curve), 3 months (green curve) and 4 months (black curve). Injection rate is 3600 m3/day in all casesBack to article page