Study on Engineering Design and Cost Performance of Borehole Heat Exchangers

Table 2

Parameters of the heat pump unit of GSHP system.

Operating mode	Cooling/heating; capacity; (kW)	Temperature of U-tube circulating liquid; (°C)	Temperature of cooling water; (°C)	Pressure drop of evaporator; (kPa)	Pressure drop of condenser; (kPa)	Electricity consumption; (kW)
Cooling	1130	12/7	15/23	98	13.7	193
Heating	1473	50/45	15/10	98	13.7	336