The article presents a new system that uses phase change material(PCM) for household central energy storage heat pump water chiller/heater units with double functions of cold and heat storage.

• 给出了一种采用相变材料(PCM)实现蓄冷和蓄热双重功能的户式蓄能型热泵冷热水机组,用以解决夏季电力移峰填谷和空气源热泵冬季昼夜供热不平衡的问题。