双螺旋盘管内膨胀石墨对相变材料的传热强化机制与蓄放热性能

郭艳芹, 曾镇, 张弘光, 凌子夜, 张正国, 方晓明

Investigation of heat transfer enhancement mechanism and performance of phase change materials using expanded graphite in double helical coils

Yanqin GUO, Zhen ZENG, Hongguang ZHANG, Ziye LING, Zhengguo ZHANG, Xiaoming FANG

图5 不同螺旋数下蓄热器的出口水温随时间变化

Fig. 5 Time dependent variation of outlet water temperature of a heat accumulator under different helix numbers