Insight into pressure-swing distillation from azeotropic phenomenon to dynamic control

S Liang, Y Cao, X Liu, X Li, Y Zhao, Y Wang… - … Research and Design, 2017 - Elsevier
Pressure-swing distillation (PSD) is widely used as an efficient method for separating
pressure-sensitive azeotropic mixtures in industrial processes. Remarkably, PSD can …

Energy-saving thermally coupled ternary extractive distillation process by combining with mixed entrainer for separating ternary mixture containing bioethanol

Y Zhao, K Ma, W Bai, D Du, Z Zhu, Y Wang, J Gao - Energy, 2018 - Elsevier
The major intrinsic obstacle of extractive distillation is the high energy consumption. It is an
actual problem for reducing energy consumption of extractive distillation processes. Two …

Pressure swing distillation: Heat integration and economics

RS Kadam, GD Yadav - Separation & Purification Reviews, 2024 - Taylor & Francis
This review article explores the azeotropic mixtures and investigates the application of
Pressure Swing Distillation (PSD) as an effective separation method. Azeotropic mixtures …

Sustainable design and multi-objective optimization of eco-efficient extractive distillation with single and double entrainer (s) for separating the ternary azeotropic …

A Yang, W Wang, S Sun, T Shi, J Ren, M Bai… - Separation and …, 2022 - Elsevier
Sustainable process for the separation of ternary azeotropic mixture tetrahydrofuran/ethanol/
methanol should be developed to recycle value-added organic components and protect …

Energy-efficient hybrid reactive-extractive distillation with a preconcentration column for recovering isopropyl alcohol and diisopropyl ether from wastewater: process …

ZY Kong, A Yang, J Chua, JJ Chew… - Industrial & …, 2022 - ACS Publications
A reactive-extractive distillation (RED) combines the beneficial features of both reactive and
extractive distillations in one column and relies on the reaction heat for the subsequent …

Separation of acetonitrile/methanol/benzene ternary azeotrope via triple column pressure-swing distillation

Z Zhu, D Xu, X Liu, Z Zhang, Y Wang - Separation and purification …, 2016 - Elsevier
Acetonitrile/methanol/benzene mixture forms more than one different azeotropes and its
triangular diagram presents several distillation boundaries at atmospheric pressure. A …

Comparison of heterogeneous azeotropic distillation and energy-saving extractive distillation for separating the acetonitrile-water mixtures

J Qi, Y Li, J Xue, R Qiao, Z Zhang, Q Li - Separation and Purification …, 2020 - Elsevier
The separation of acetonitrile-water mixtures is a challenging and significant task due to the
presence of azeotrope, for which three separation alternatives are proposed, including an …

Economic and environmental evaluation of heat-integrated pressure-swing distillation by multiobjective optimization

J Gu, S Lu, F Shi, X Wang, X You - Industrial & Engineering …, 2022 - ACS Publications
A systematic procedure is proposed for the design of a pressure-swing distillation (PSD)
process for a ternary mixture. This procedure involves thermodynamic insight, global …

Thermodynamic efficiency enhancement of pressure-swing distillation process via heat integration and heat pump technology

X Li, X Geng, P Cui, J Yang, Z Zhu, Y Wang… - Applied Thermal …, 2019 - Elsevier
Pressure-swing distillation was investigated to separate ethanol/acetonitrile binary
azeotrope. The parameters were optimized based on the minimum total annual cost. To …

Separating an azeotropic mixture of toluene and ethanol via heat integration pressure swing distillation

Z Zhu, L Wang, Y Ma, W Wang, Y Wang - Computers & Chemical …, 2015 - Elsevier
A procedure is suggested to separating a minimum-boiling azeotrope of toluene and ethanol
via heat integration pressure swing distillation (PSD), and an optimized separation …