本着“最少设备、最少配电、最大化利用能源、总体设计分时序建设”的规划原则,能源站方案为:夏季采用制冷+冰蓄冷形式的供冷方案,冬季采用江水源热泵形式的供热方案。
三类应用的离心式冷水主机 Centrifugal chilled water machine for three applications |
制冷 Refrigeration |
制冷 Heating |
制热 Lce storage |
节能系统设计 Design of energy saving system |
江水源热泵+制冷 River water source heat pump+refrigeration |
√ |
√ |
|
5℃-13℃大温差,节约水泵与管路的投资 A large temperature fifference ranging from 5℃ to 13℃ reduces investment in water pumps and pipelines |
制冷+蓄冰 Refrigeration+ice storage |
√ |
|
√ |
利用江水源散热,现场无需安装冷却塔,机组效率更高 River water is utilized for radiation, without cooling tower on site, thus improving unit efficiency |
江水源热泵+制冷+蓄冰 River water source heat pump+refrigeration+ice storage |
√ |
√ |
√ |
30%区域总冷量由蓄冰承担,减少设备台数,也缓解配电压力 lce storage accounts for 30% of regional cooling, thus reducing the number of equipment and alleviating the pressure of power distribution |