Finally, PGA/ SA and matches in T-H graph based on the pseudo-temperature are successfully combined to synthesize the heat exchanger network. A group of two stream and multi-stream heat exchangers in series are obtained. 成功地将遗传/模拟退火算法和基于虚拟温度在T-H图上的物流匹配方法结合起来综合多流股换热器网络,得到同时含有双流股换热器和多流股换热器的串联结构。