Research Article
Analysis of a Hybrid PV/Thermal Solar-Assisted Heat Pump System for Sports Center Water Heating Application
Table 7
Investment of the designed system.
| System configuration | | | | | Component | Hong Kong | Paris | Lyon | Nice | Collector area (m2) | 600 | 600 | 600 | 600 | Heat pump heating capacity (kW) | 175 | 270 | 240 | 220 | Power of auxiliary heater unit (kW) | 15 | 15 | 50 | 50 | Storage tank (m3) | 60 | 60 | 60 | 60 | Cost (HK$) | | | | | Solar collectors | 5.10E + 06 | 6.00E + 06 | 6.00E + 06 | 6.00E + 06 | Water tank | 4.02E + 05 | 2.40E + 06 | 2.40E + 06 | 2.40E + 06 | Auxiliary heater | 5.94E + 03 | 1.05E + 04 | 1.05E + 04 | 1.05E + 04 | Heat pump systems | 2.78E + 05 | 3.20E + 06 | 2.56E + 06 | 2.40E + 06 | Accessories | 5.38E + 05 | 9.20E + 05 | 8.56E + 05 | 8.40E + 05 | Transportation | 2.18E + 04 | 2.24E + 05 | 1.98E + 05 | 1.92E + 05 | Cost of Balance of system plus site installation and testing | 1.50E + 04 | 4.60E + 05 | 4.28E + 05 | 4.20E + 05 | Total investment | 6.36E + 06 | 1.32E + 07 | 1.25E + 07 | 1.23E + 07 | Tax reduction and governmental subvention (percentage of total investment) | NA | 13% | 13% | 13% | Energy saving (kWh) | 6.72E + 05 | 1.19E + 06 | 1.12E + 06 | 1.16E + 06 | Payback period | 10.52 | 8.82 | 8.83 | 8.40 |
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