(接上期 )1 2　内融式冰蓄冷系统该系统也称为完全冻结式冰蓄冷系统 ,是由沉浸在充满水的储槽中的盘管构成的换热设备 ,如图 1所示。当充冷时 ,从冷水机组制出的低温乙二醇水溶液 (或称二次冷媒 )进入盘管内循环 ,使管外的水结成冰 (蓄冰槽中的水可以完全结成冰 )。释冷时 ,从 (Continued) 1 2 Internal ice storage system This system, also referred to as a fully-frozen ice storage system, is a heat exchange device consisting of a coil immersed in a water-filled tank, as shown in Figure 1. When charging cold, the low temperature glycol solution (or secondary refrigerant) from the chiller unit circulates into the coil to form ice outside the tube (the water in the ice storage tank can completely form ice). When cold, from