Based the thermodynamic characteristics of liquid CO2, analyzing the primary factor influencing pressurization of supercritical extraction device, we find measures for its improvement.

• 摘要从液态CO2的热力学特性出发，分析影响超临界CO2萃取工业化装置增压操作的主要因素，对增压系统的设计提出了针对性的改进措施。