Page 264 - Low Temperature Energy Systems with Applications of Renewable Energy

Geothermal energy in combined heat and power systems 249

Fig. 6.22 Schematic of Kakkonda-Shizukuishi CHP pipeline and distribution plan, redrawn
from [12]. B, bridge; BHT, brine holding tank; EW, exchange water; FWW, fresh water well;
HW, hot water; HWDF, hot water distribution facility; HWPF, hot water production facility; IC,
industrial consumers; IW, injection well; PP, Kakkonda geothermal power plant; R&GU,
residential & general users; RW, Kakkonda river water; RWTF, river water treatment facility;
T, tunnel. See Table 6.1 for data on numbered locations.

Fig. 6.23 Hot water pipelines in Shizukuishi town and the districts served by the system [10].