采用斯特林制冷机的低温精馏制氮系统

王泽铭,孙大明,庄园,沈惬,王天祥

Cryogenic distillation system for nitrogen production based on Stirling cryocooler

Zeming WANG,Daming SUN,Yuan ZHUANG,Qie SHEN,Tianxiang WANG

图 7 流程1、2氮提取率随初步预冷温度和制冷机输入冷量的变化曲线

Fig.7 Nitrogen extraction rate curves with preliminary precooling temperature and refrigerator input cooling capacity for process 1 and 2