Based on ASPEN PLUS software, the simulations of the design, actual and reconstructive conditions of liquid nitrogen wash process were performed in this study with RK-ASPEN property method.

• 本文在ASPEN PLUS化工过程模拟软件平台基础上，以RK-ASPEN方程为物性计算方法，对某厂液氮洗系统的设计工况、实际工况和改造工况进行了模拟。