请教aspen填料塔设定问题? 是的,aspen里radfrac基于速率的计算,是需要独立的license的 rate-based distillation requires a separate license beyond the aspen plus license. if you are not licensed, you will not be able to run a simulation containing rate-based distillation. 你用的正版估计没买这个license,db可以使用。查看更多