High-purity distillation columns are known to be difficult to control using linear control techniques. A new modeling/control approach is proposed here. © 1990.
Alsop, A. W., & Edgar, T. F. (1990). Nonlinear control of a high-purity distillation column by the use of partially linearized control variables. Computers and Chemical Engineering, 14(6), 665–678. https://doi.org/10.1016/0098-1354(90)87035-N