采用新型热水泵，尾汽回收再利用，节能效果好；
Adopt new type of hot water pump, end-steam recycle; good energy efficiency benefit;
合理的选择和使用热水供暖系统循环水泵，以达到节约电能的目的。
This paper states the method of selecting and using circulating pump in hot water heating system properly to save electric energy.
热水供热管网采用分阶段改变流量质调节可以减少循环水泵耗电量。
Changing the flow mass at different stages may decrease the power consumption of water pump in hot water heat supply network.
热水流程可以按装进水控制阀，温度传感器、回水泵、冷热阀门。
A flow path of hot water can be provided with a water inlet control valve, a temperature sensor, a water return pump and a cold-hot valve.
热水流程可以按装进水控制阀，温度传感器、回水泵、冷热阀门。
A flow path of hot water can be provided with a water inlet control valve, a temperature sensor, a water return pump and a cold-hot valve.
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