Shenyang Huibao International Garden
The object of technology improvement is the heating system of the eastern heat exchange station of Area B. The heating area is 50,000m2. Two heat exchangers and two 75kW heating pumps are used. The variable-frequency energy-saving system (42Hz) has been installed. After system optimization and adjustment, two high-efficiency pumps are used. According to the acceptance results, 97,000KWH power can be saved annually.
| Power Consumption before Technology Improvement (kW) | Power Consumption after Technology Improvement (kW) | Power Saving Rate |
| Refrigerant pump | Refrigerant pump | |
| 43.78+43.30 | 29.63+30.11 | 31% |