The nanofiltration process of aminoacids was simulated.The results showed that it was feasible to separate L-Phe and L-Asp in viewpoint of technology.

• 对L-苯丙氨酸和L-天冬氨酸纳滤浓缩分离过程中相关参数的变化情况进行了模拟计算,结果表明,两种氨基酸的分离在技术上是可行的