Improved control structure for extractive divided-wall column with vapor recompression
Sign Up to like & getrecommendations! Published in 2019 at "Chemical Engineering Research and Design"
DOI: 10.1016/j.cherd.2019.07.010
Abstract: Abstract A novel process for ethanol dehydration using extractive distillation in a modified divided-wall column has been proposed and its control studied. A single vessel is used to perform the tasks of pre-concentrating the dilute… read more here.
Keywords: column; divided wall; control; control structure ... See more keywords
Energy saving in a crude distillation unit with a divided wall column
Sign Up to like & getrecommendations! Published in 2018 at "Chemical Engineering Communications"
DOI: 10.1080/00986445.2017.1379400
Abstract: ABSTRACT An energy-efficient crude distillation unit (CDU) with a divided wall column was introduced to evaluate its performance compared to the conventional CDU. The large energy demand of the CDU in the United States—equivalent to… read more here.
Keywords: column; unit; energy; cdu ... See more keywords
Techno-economic evaluation of top, middle, and bottom divided wall column configurations for benzene, toluene, and xylene processing in aromatic production plant
Sign Up to like & getrecommendations! Published in 2017 at "Separation Science and Technology"
DOI: 10.1080/01496395.2016.1250775
Abstract: ABSTRACT Divided wall column (DWC) configurations were simulated and optimized for five different feed’s compositions to demonstrate the effect of feed composition and location of dividing wall in DWC in optimum operating conditions, energy requirement,… read more here.
Keywords: toluene xylene; xylene; divided wall; dwc ... See more keywords
Divided Wall Columns: Usefulness and Challenges
Sign Up to like & getrecommendations! Published in 2018 at "Chemical engineering transactions"
DOI: 10.3303/cet1869039
Abstract: Distillation systems are responsible for the highest amount of energy consumption in the chemical industry. Therefore, in recent years, fully thermally coupled distillation sequences have become increasingly of interest. The realization of such an intensified… read more here.
Keywords: column; wall; divided wall; distillation ... See more keywords