【Fig. 5】GSHP suitability map of closed loop system in the Yamagata Basin; distribution map of required length of borehole heat exchanger (BHE) 【Fig. 6】GSHP suitability map of open loop system ...
The 28 water-loop heat pumps are connected to closed vertical ground loops ... system connected to a vertical ground-loop heat exchanger. This was the first major commercial application of a ...