Your English writing platform
Discover LudwigExact(13)
Considering the vapor split ratio disturbance, CS2 and CS3 are better than CS1.
DWCs were firstly designed for each case by optimizing the vapor split to the two sides of the dividing wall, and then their feasibilities and total annual costs in operation were evaluated against different vapor split ratios.
The vapor split at the bottom of the wall is fixed at design by the location of the wall.
We consider four alternate control structures with and without the vapor split as a degree of freedom.
Operability problem of dividing wall column (DWC) raised by vapor split was investigated by numerically analyzing four cases defined by different compositions of a three-component mixture.
The CCP system operating at a vapor split ratio of 0.5 is studied, and a novel preliminary design and off-design simulation process are presented.
Similar(47)
However, the reluctance to implement this kind of four product dividing wall column industrially also consists in the two uncontrollable vapor splits associated with it.
Outside this region, composition control can compensate for external disturbances such as feed flow rate and feed composition changes but not changes in operating region caused by internal variations such as liquid and vapor splits.
The proposed scheme was able to maintain high product purity and reject external disturbances in feed flow and composition changes as well as internal disturbances such as changes in liquid and vapor splits.
Offsets in the product purities were found if temperature controls were used and there are disturbances in feed composition or changes in operating region caused by upsets in liquid and vapor splits.
The column has a rectifying section whose overhead vapor is split into two streams.
Write better and faster with AI suggestions while staying true to your unique style.
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com