通过计算机模拟,对溴化锂第二类吸收式热泵热力过程和热泵系统各部件进行了详细计算,提出了循环倍数、工作液浓溶液浓度、蒸发温度、冷却温度对效率的影响程度。指出了损失的分布,计算了损系数和效率。 Through computer simulation, the heat treatment process and heat pump system of the second type of lithium bromide absorption heat pump were calculated in detail, and the influence of circulating multiple, working solution concentration, evaporation temperature and cooling temperature on the efficiency were discussed. Pointed out the distribution of  loss, calculate the  loss coefficient and  efficiency.