Research Article
Study on Engineering Design and Cost Performance of Borehole Heat Exchangers
Table 4
Initial cost of GSHP system.
| | Equipment | Number | Unit price | Sum price | |
(¥104) | (¥104) |
| | Heat pump units | 2 | 119.365 | 238.73 |
| | Cold water pump | 2 | 1.55 | 3.1 |
| | Cooling water pump | 2 | 1.55 | 3.1 |
| Water separator
(outdoor circulation) | 1 | 0.98 | 0.98 |
| Water collector
(outdoor circulation) | 1 | 0.98 | 0.98 |
| | Barrier diaphragm-type pressurized water tank | 1 | 0.69 | 0.69 |
| | Installation of UHEs | | | 492.85 |
| | Total | 740.43 |
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