Optimization and control of energy saving side-stream extractive distillation with heat integration for separating ethyl acetate-ethanol azeotrope

T Shi, W Chun, A Yang, Y Su, S **, J Ren… - Chemical Engineering …, 2020 - Elsevier
Currently, limited efforts have focused on the multi-objective optimization and effective
control of the side-stream extractive distillation processes (EDS). Herein, the EDS and a heat …

A review of energy intensification strategies for distillation processes: Cyclic operation, stacking, heat pumps, side-streams, dividing walls and beyond

WT Tang, CK Chien, JD Ward - Separation and Purification Technology, 2024 - Elsevier
Distillation is by far the most important and most widely-used method of separation and
purification in the petroleum, chemicals and related industries, and it also consumes by far …

Electrification of distillation for decarbonization: An overview and perspective

C Cui, M Qi, X Zhang, J Sun, Q Li, AA Kiss… - … and Sustainable Energy …, 2024 - Elsevier
Distillation remains the leading and most frequently adopted technique for the separation
and purification of condensable mixtures in numerous industries. However, the inherently …

Improved multiobjective particle swarm optimization integrating mutation and changing inertia weight strategy for optimal design of the extractive single and double …

S Sun, A Yang, C Chang, G Hua, J Ren… - Industrial & …, 2023 - ACS Publications
The extractive dividing wall column (EDWC) has received more and more attention because
of the advantages of energy saving and high efficiency for separating mixtures with multiple …

A systematic process synthesis method towards sustainable extractive distillation processes with pre-concentration for separating the binary minimum azeotropes

X Zhang, J He, C Cui, J Sun - Chemical Engineering Science, 2020 - Elsevier
A systematic process synthesis method is investigated towards sustainable extractive
distillation with pre-concentration. To approach energy saving, it is one of the common …

A novel energy-efficient process of converting CO2 to dimethyl ether with techno-economic and environmental evaluation

TW Wu, IL Chien - Chemical Engineering Research and Design, 2022 - Elsevier
This work aims at discovering the potential of CO 2 reduction by implementing techniques of
process intensification in the production processes of green alternative fuel, dimethyl ether …

Control of fully heat-integrated pressure-swing distillation with strict pressure manipulation: A case study of separating a maximum-boiling azeotrope with small …

C Liu, D Yang, Q Zhang, Q Zhang, C Cui - Separation and Purification …, 2023 - Elsevier
Pressure-swing distillation (PSD) is an alternative configuration used to separate pressure-
sensitive azeotropes and avoid product contamination (s) in extractive or heterogeneous …

Electrical-driven self-heat recuperative pressure-swing azeotropic distillation to minimize process cost and CO2 emission: Process electrification and simultaneous …

C Cui, NVD Long, J Sun, M Lee - Energy, 2020 - Elsevier
Azeotropic separation by pressure-swing distillation (PSD) is one of the most costly
processes in the chemical industry. To minimize process cost and CO 2 emission, process …

Superstructure modeling and stochastic optimization of side-stream extractive distillation processes for the industrial separation of benzene/cyclohexane/cyclohexene

H Lyu, S Li, C Cui, X Yu, J Sun - Separation and Purification Technology, 2021 - Elsevier
The non-sharp side-stream extractive distillation (SSED) differs from the sharp one in that it
partially, instead of entirely, collects intermediate components through the side stream …

Eliminating the vapor split in dividing wall columns through controllable double liquid-only side-stream distillation configuration

C Cui, Q Zhang, X Zhang, J Sun - Separation and Purification Technology, 2020 - Elsevier
The liquid-only transfer streams are sometimes preferred to replace the thermal coupling
stream in distillation at similar energy efficiency for easier controllability. However, the …