System of adjusting quantity of cold, and adjustment method for central cooling in region
A technology for central cooling and volume regulation, which is applied in heating and ventilation control systems, heating and ventilation safety systems, and household heating, etc. It can solve the problems of lower energy efficiency ratio of refrigeration systems, long cooling distances, and increased host energy consumption. , to achieve the effect of increasing the water supply temperature and return water temperature, reducing the flow rate of the water supply pump and reducing the flow rate of the cold water supply.
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[0043] like Figure 1~3 As shown, the system structure of the current regional centralized cooling system, its refrigeration station cooling system, and building cooling central air-conditioning system is shown in turn, among which:
[0044] 1. Freezing station, 2. Water supply pipeline of regional centralized cooling pipe network, 3. Return water pipe of regional centralized cooling pipe network, 4. Secondary cooling capacity exchange station, 5. Water supply pipe of building cooling pipe network, 6. Building Cooling pipe network return pipe, 7. Terminal air-conditioning equipment (including cabinet air conditioners, fan coil units and fresh air fans), 8. Refrigeration host, 9. Cold water frequency conversion circulating water pump, 10. Ice storage tank, 11. Ice storage System frequency conversion circulating water pump, 12. Water outlet temperature sensor of refrigeration host, 13. Water outlet flowmeter of refrigeration host, 14. Ice storage system outlet water temperature ...
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