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Environmental and economic assessment of vegetable oil production using membrane separation and vapor

Weibin Kong, Qi Miao, Peiyong Qin, Jan Baeyens, Tianwei Tan

Frontiers of Chemical Science and Engineering 2017, Volume 11, Issue 2, Pages 166-176 doi: 10.1007/s11705-017-1616-4

Abstract: Membrane separation, which has a lower energy consumption than these techniques, spans a broad rangeVapor recompression has potentials to reduce the heat loss in association with distillation and evaporationIn this study, we proved the possibility of combining membrane separation and vapor recompression to

Keywords： vegetable oil solvent-extraction membrane separation vapor recompression environmental and economic assessment

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Integration of molecular dynamic simulation and free volume theory for modeling membrane VOC/gas separation

Bo Chen, Yan Dai, Xuehua Ruan, Yuan Xi, Gaohong He

Frontiers of Chemical Science and Engineering 2018, Volume 12, Issue 2, Pages 296-305 doi: 10.1007/s11705-018-1701-3

Abstract: Gas membrane separation process is highly unpredictable due to interacting non-ideal factors, such asThis work proposes a method for modeling a membrane separation process for volatile organic compoundsA lab-scale hollow fiber membrane module was prepared for the model validation and evaluation.The proposed method provides an efficient tool for process engineering to simulate the membrane recovery

Keywords： membrane vapor separation membrane process modeling process engineering free volume theory volatile organic

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Solvent-Less Vapor-Phase Fabrication of Membranes for Sustainable Separation Processes Perspective

Junjie Zhao, Karen K. Gleason

Engineering 2020, Volume 6, Issue 12, Pages 1432-1442 doi: 10.1016/j.eng.2020.05.002

Abstract: (iCVD), initiated plasma-enhanced chemical vapor deposition (iPECVD), solvent-less vapor depositionThese solvent-less vapor-phase methods are powerful in creating ultrathin selective layers for thin-filmThe resulting membranes have shown promising performance for gas separation, nanofiltration, desalination, and water/oil separation.Further development of novel membrane materials and the scaling up of high-throughput reactors for solvent-less

Keywords： Membrane separation Chemical vapor deposition Atomic layer deposition Molecular layer deposition

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Highly hydrophobic oil−water separation membrane: reutilization of waste reverse osmosis membrane

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 10, Pages 1606-1615 doi: 10.1007/s11705-022-2200-0

Abstract: In this work, the base nonwoven layer of the wasted reverse osmosis membrane was successfully modifiedinto the hydrophobic membrane via surface deposition strategy including TiO₂ and 1H,1H,2HThe optimally modified membrane displayed good hydrophobicity with a contact angle of 135.2° ± 0.3°,and its oil–water separation performance was as high as 97.8%.After 20 recycle tests, the oil–water separation performance remained more than 96%, which was attributed

Keywords： oil–water separation wasted reverse osmosis membrane hydrophobic modification

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Novel membrane separation technologies and membrane processes

Yanying Wei, Gongping Liu, Jianquan Luo, Libo Li, Zhi Xu

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 4, Pages 717-719 doi: 10.1007/s11705-021-2053-y

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Mechanism of ethanol/water reverse separation through a functional graphene membrane: a molecular simulation

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 3, Pages 347-357 doi: 10.1007/s11705-022-2246-z

Abstract: However, to date, the reverse-separation performance of ethanol/water is poor and the separation mechanismwith tunable apertures and functional groups have shown substantial potential for use in molecular separationmolecular dynamics simulations, for the first time, we reveal two-way selectivity in ethanol/water separationA simulation of the operando condition shows that the PG membrane with an aperture size of 3.8 Å achievesgood separation performance, with an ethanol/water separation factor of 34 and a flux value of 69.3

Keywords： reverse separation graphene membrane ethanol/water separation molecular simulation

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Biodegradable, superhydrophobic walnut wood membrane for the separation of oil/water mixtures

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 9, Pages 1377-1386 doi: 10.1007/s11705-022-2157-z

Abstract: The preparation of environmentally friendly oil/water separation materials remains a great challenge.The method has potential for the large-scale fabrication of degradable superhydrophobic filtration separation

Keywords： wood nanotechnology superhydrophobic biodegradable surface modification oil/water separation

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Integrated Membrane Separation Processes

Gao Congjie,Yu Sanchuan,Jin keyong

Strategic Study of CAE 2000, Volume 2, Issue 7, Pages 43-46

Abstract:

The application of integrated membrane separation processes in water purification, wastewater treatmentThe advantages and prospect of integrated membrane separation process were also analyzed in the review

Keywords： membrane separation integrated membrane separation process water purification desalination cleaning manufacture

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Poly(vinylidene fluoride--hexafluoro propylene) membranes prepared via thermally induced phase separationand application in direct contact membrane distillation

Frontiers of Chemical Science and Engineering 2022, Volume 16, Issue 5, Pages 720-730 doi: 10.1007/s11705-021-2098-y

Abstract: prepare poly(vinylidene fluoride)-co-hexafluoropropylene membranes via thermally induced phase separationEffects of the polymer concentration on the phase diagram, membrane morphology, hydrophobicity, poreIn direct contact membrane distillation operation with 3.5 wt-% sodium chloride solution

Keywords： poly(vinylidene fluoride)-co-hexafluoropropylene thermally induced phase separation non-toxicdiluent direct contact membrane distillation

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Separation of

Wei Hou, Qingjun Zhang, Aiwu Zeng

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 5, Pages 1169-1184 doi: 10.1007/s11705-020-2018-6

Abstract: In this study, vapor recompression and heat integration assisted distillation arrangements with eitherreflux drum are proposed to reduce and/or eliminate the application of the costly refrigerant for the separationThe high-pressure arrangement with vapor recompression and heat integration is the most attractive among

Keywords： n-heptane/isobutanol vapor recompression heat integration low and/or high-pressure options

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Charge and separation characteristics of nanofiltration membrane embracing dissociated functional groups

Zhun MA,Meng WANG,Xueli GAO,Congjie GAO

Frontiers of Environmental Science & Engineering 2014, Volume 8, Issue 5, Pages 650-658 doi: 10.1007/s11783-013-0605-1

Abstract: The current work focused on the investigation of charge and separation characteristics of nanofiltration(NF) membrane embracing dissociated functional groups under different electrolyte solutions.The electro-kinetic method was carried out to assess the membrane volume charge density ( ) with differentThe Donnan steric pore model-dielectric exclusion (DSPM-DE) model was employed to evaluate the separationFurthermore, it was found that the separation characteristic of NF membrane could be evaluated well by

Keywords： Sulfonated polyethersulfone nanofiltration membrane charge characteristics electro-kinetic method volumecharge density separation behavior

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Electro-assisted CNTs/ceramic flat sheet ultrafiltration membrane for enhanced antifouling and separation

Shuo Wei, Lei Du, Shuo Chen, Hongtao Yu, Xie Quan

Frontiers of Environmental Science & Engineering 2021, Volume 15, Issue 1, doi: 10.1007/s11783-020-1303-4

Abstract: Abstract • A stable and electroconductive CNTs/ceramic membrane was fabricated. • The membrane withdeveloped for improving the antifouling and separation performance.The CNTs/ceramic flat sheet membrane was fabricated by coating cross-linked CNTs on ceramic membrane,that of the PVDF commercial membrane.compared with the filtration process of the commercial membrane.

Keywords： Ultrafiltration Electro-assistance CNTs Membrane fouling mitigation

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Recovery of free volume in PIM-1 membranes through alcohol vapor treatment

Faiz Almansour, Monica Alberto, Rupesh S. Bhavsar, Xiaolei Fan, Peter M. Budd, Patricia Gorgojo

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 4, Pages 872-881 doi: 10.1007/s11705-020-2001-2

Abstract: Physical aging is currently a major obstacle for the commercialization of PIM-1 membranes for gas separationThe gas permeability and separation performance, before and post the regeneration methods, were assessedOur results show that an 8-hour methanol vapor treatment was sufficient to recover the original gas permeability

Keywords： polymer of intrinsic microporosity (PIM) PIM-1 physical aging gas separation vapor-phase regeneration

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Application of membrane separation technology in post-combustion carbon dioxide capture process

Mo LI,Xiaobin JIANG,Gaohong HE

Frontiers of Chemical Science and Engineering 2014, Volume 8, Issue 2, Pages 233-239 doi: 10.1007/s11705-014-1408-z

Abstract: Membrane separation technology is a possible breakthrough in post-combustion carbon dioxide capture processThis review first focuses on the requirements for CO separation membrane, and then outlines the existingA particular emphasis is addressed on polyimides, poly (ethylene oxide), mixed-matrix membrane, thermally-rearrangedpolymer, fixed site carrier membrane, ionic liquid membrane and electrodialysis process.Research threads and methodology of CO separation membrane and the key issue in this area are concluded

Keywords： membranes carbon dioxide capture separation polymers post-combustion

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Research Progress of Hydrogen Separation Membrane

Luan Yongchao, Xiong Yalin, He Guangli, Liu Congmin, Li Shuai

Strategic Study of CAE 2022, Volume 24, Issue 3, Pages 140-152 doi: 10.15302/J-SSCAE-2022.03.015

Abstract: Membrane separation has a wide application prospect in hydrogen separation as it uses simple devices,hydrogen separation efficiency.Modifying existing polymer membrane materials and preparing polymer alloys are two major directions forThe performance of hybrid matrix membrane can be notably improved after controllable adjustment of its, and these membrane techniques will continue creating more engineering values once the number of available

Keywords： hydrogen separation membrane dense metal membrane porous inorganic membrane metal-organic framework(MOF) membrane organic polymer membrane hybrid matrix membrane hydrogen purification

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Title Author Date Type Operation

Environmental and economic assessment of vegetable oil production using membrane separation and vapor

Weibin Kong, Qi Miao, Peiyong Qin, Jan Baeyens, Tianwei Tan

Journal Article

Integration of molecular dynamic simulation and free volume theory for modeling membrane VOC/gas separation

Bo Chen, Yan Dai, Xuehua Ruan, Yuan Xi, Gaohong He

Journal Article

Solvent-Less Vapor-Phase Fabrication of Membranes for Sustainable Separation Processes

Junjie Zhao, Karen K. Gleason

Journal Article

Highly hydrophobic oil−water separation membrane: reutilization of waste reverse osmosis membrane

Journal Article

Novel membrane separation technologies and membrane processes

Yanying Wei, Gongping Liu, Jianquan Luo, Libo Li, Zhi Xu

Journal Article

Mechanism of ethanol/water reverse separation through a functional graphene membrane: a molecular simulation

Journal Article

Biodegradable, superhydrophobic walnut wood membrane for the separation of oil/water mixtures

Journal Article

Integrated Membrane Separation Processes

Gao Congjie,Yu Sanchuan,Jin keyong

Journal Article

Poly(vinylidene fluoride--hexafluoro propylene) membranes prepared via thermally induced phase separationand application in direct contact membrane distillation

Journal Article

Separation of

Wei Hou, Qingjun Zhang, Aiwu Zeng

Journal Article

Charge and separation characteristics of nanofiltration membrane embracing dissociated functional groups

Zhun MA,Meng WANG,Xueli GAO,Congjie GAO

Journal Article

Electro-assisted CNTs/ceramic flat sheet ultrafiltration membrane for enhanced antifouling and separation

Shuo Wei, Lei Du, Shuo Chen, Hongtao Yu, Xie Quan

Journal Article

Recovery of free volume in PIM-1 membranes through alcohol vapor treatment

Faiz Almansour, Monica Alberto, Rupesh S. Bhavsar, Xiaolei Fan, Peter M. Budd, Patricia Gorgojo