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Computational design of heterogeneous catalysts and gas separation materials for advanced chemical processing

Huaiwei Shi, Teng Zhou

Frontiers of Chemical Science and Engineering 2021, Volume 15, Issue 1,   Pages 49-59 doi: 10.1007/s11705-020-1959-0

Abstract: selectively focuses on two important process functional materials, namely heterogeneous catalyst and gasseparation agent.

Keywords： heterogeneous catalyst     gas separation     solvent     porous adsorbent     material screening and design    

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Gas-solids separation model of a novel FCC riser terminator device: super short quick separator (SSQS

LU Chunxi, LI Ruxin, SHI Mingxian, LIU Xiancheng

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 4,   Pages 462-467 doi: 10.1007/s11705-008-0068-2

Abstract: The gas flow field and the separation efficiency of a novel fluid catalytic cracking (FCC) riser terminalOn the basis of above investigations, a section-lateral-mixing separation model was proposed, which includedboth the effect of inertia and structure of gas outlet on particles capture.According to this model, the separation efficiency of SSQS is mainly influenced by the difference between

Keywords： catalytic cracking     separation efficiency     tangential velocity     agreement     magnitude    

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Atomistic simulations for adsorption and separation of flue gas in MFI zeolite and MFI/MCM-41 micro/mesoporous

Shengchi ZHUO, Yongmin HUANG, Jun HU, Honglai LIU

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 2,   Pages 264-273 doi: 10.1007/s11705-010-1007-6

Abstract: Adsorption of pure CO and N and separation of CO /N mixture in MFI zeolite and MFI/MCM-41 micro/mesoporous

Keywords： adsorption     diffusion     CO2     flue gas     zeolite     micro/mesoporous composite    

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Fabrication of bimetallic Cu–Zn adsorbents with high dispersion by using confined space for gas adsorptiveseparation

Frontiers of Chemical Science and Engineering   Pages 1623-1631 doi: 10.1007/s11705-022-2202-y

Abstract: The bimetallic materials were employed for the adsorptive separation of propene and propane.

Keywords： bimetallic adsorbents     confined space     mesoporous silica     propene/propane separation    

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Experimental investigation on oil-gas separator of air-conditioning systems

Dianbo XIN,Shuliang HUANG,Song YIN,Yuping DENG,Wenqiang ZHANG

Frontiers in Energy 2019, Volume 13, Issue 2,   Pages 411-416 doi: 10.1007/s11708-017-0447-9

Abstract: The oil-gas separator is the most essential component of the oil-return system, and the separation efficiencyTherefore, in this paper, a test rig was built to measure the oil discharge ratio of the compressor and the separationefficiency of the oil-gas separator.The separation efficiency of the separator could be obtained by comparing the mass fraction of oil to

Keywords： variable refrigerant flow system     oil-gas separator     separation efficiency    

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Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Frontiers of Chemical Science and Engineering 2012, Volume 6, Issue 1,   Pages 3-12 doi: 10.1007/s11705-011-1161-5

Abstract: This work reviews the development of computational fluid dynamics (CFD) modeling for hydrogen separationTo address this problem, the concept of source has been introduced to understand gas flows on both sidesaffected by the gas flow and concentrations in the feed domain and vice-versa.as different membrane materials comply with different transport mechanisms, in addition to varying gasFinally, CFD modeling is shifting from simplified single gas simulation to industrial gas mixtures, when

Keywords： membrane     gas separation     computational fluid dynamics     concentration polarization     hydrogen    

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Carbon dioxide sequestration in petrochemical industries with the aim of reduction in greenhouse gas

Maryam Takht Ravanchi, Saeed Sahebdelfar, Farnaz Tahriri Zangeneh

Frontiers of Chemical Science and Engineering 2011, Volume 5, Issue 2,   Pages 173-178 doi: 10.1007/s11705-010-0562-1

Abstract: The mitigation of greenhouse gas emissions to acceptable levels is arguably the greatest environmentalDifferent methods can be used for carbon dioxide separation such as absorption, membrane separation,Membrane separation and adsorption (PSA type) are other long-term alternatives that can increase separationefficiency and decrease separation cost.absorption>membrane separation.

Keywords： carbon dioxide     greenhouse effect     separation     membrane     absorption     adsorption    

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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 ascomposition/pressure-dependent permeabilities and real gas behavior.This work proposes a method for modeling a membrane separation process for volatile organic compoundsSmall scale MD simulation and pure gas permeation data are employed to correlate pressure-irrelevant

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

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Mixed-Matrix Membranes Containing Porous Materials for Gas Separation: From Metal–Organic Frameworks Review

Ziqi Yang, Zhongjie Wu, Shing Bo Peh, Yunpan Ying, Hao Yang, Dan Zhao

Engineering 2023, Volume 23, Issue 4,   Pages 40-55 doi: 10.1016/j.eng.2022.07.022

Abstract: porous materials with a polymeric matrix, have gained considerable research interest in the field of gasseparation due to their complementary characteristics and cooperative activation.tailorability and diversity of porous materials grant MMMs extendable functionalities and outstanding separation

Keywords： Gas separation     Metal–organic frameworks     Metal–organic cages     Mixed-matrix membranes     Interfacial compatibility    

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Pilot plants of membrane technology in industry: Challenges and key learnings

Colin A. Scholes

Frontiers of Chemical Science and Engineering 2020, Volume 14, Issue 3,   Pages 305-316 doi: 10.1007/s11705-019-1860-x

Abstract: Membrane technology holds great potential in gas separation applications, especially carbon dioxide captureThese pilot plants are critical to the commercialization of membrane technology, be it as gas separationmembranes or membrane gas-solvent contactors, as failure at the pilot plant level may delay the developmentHere, the author reports on his experience of operating membrane-based pilot plants for gas separation

Keywords： membrane gas separation     membrane contactors     carbon capture     pilot plants     key learnings    

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Phase separation in cGAS-STING signaling

Frontiers of Medicine   Pages 855-866 doi: 10.1007/s11684-023-1026-6

Abstract: Biomolecular condensates formed by phase separation are widespread and play critical roles in many physiologicalInterestingly, exciting recent studies have reported that biomolecular phase separation exists and playsHere, we summarize recent advances in the phase separation of cGAS-STING signaling and the development

Keywords： biomolecular condensates     phase separation     cGAS-STING pathway     cGAS     STING     cGAMP     interferon    

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Greenhouse gas emissions from different pig manure management techniques: a critical analysis

Conor Dennehy, Peadar G. Lawlor, Yan Jiang, Gillian E. Gardiner, Sihuang Xie, Long D Nghiem, Xinmin Zhan

Frontiers of Environmental Science & Engineering 2017, Volume 11, Issue 3, doi: 10.1007/s11783-017-0942-6

Abstract: Manure management is the primary source of greenhouse gas (GHG) emissions from pig farming, which inThese manure management practices include manure storage, land application, solid/liquid separation,literature including the effect of straw covering of liquid PGM storages, the effect of solid/liquid separation

Keywords： CH4     N2O     Storage     Anaerobic digestion     Composting     Separation    

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Selective capture and separation of xenon and krypton using metal organic frameworks: a review

Frontiers of Chemical Science and Engineering 2023, Volume 17, Issue 12,   Pages 1895-1912 doi: 10.1007/s11705-023-2355-3

Abstract: Metal organic frameworks as hotspot porous materials for gases uptake and separation are considered tocomprehensively summarized recent researches on metal organic frameworks for selective capture and separationsites, ions (anions and cations), and polar functional groups for enhancing the xenon adsorption and separationMeanwhile, a comparison of each strategy and the mechanisms of xenon/krypton separation were pointedThe separation of krypton from gases mixtures by dual-bed systems was further discussed.

Keywords： metal organic frameworks     xenon     krypton     selective separation     used nuclear fuel    

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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: modified membrane displayed good hydrophobicity with a contact angle of 135.2° ± 0.3°, and its oil–water separationAfter 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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Phase separation time/temperature dependence of thermoplastics-modified thermosetting systems

ZHANG Xiujuan, XU Yuanze, YI Xiaosu

Frontiers of Chemical Science and Engineering 2008, Volume 2, Issue 3,   Pages 276-285 doi: 10.1007/s11705-008-0057-5

Abstract: The cure-induced phase separation processes of various thermoplastics(TP)-modified thermosetting systemsWe found that the phase separation time/temperature relationship follows the simple Arrhenius equationThe cure-induced phase separation activation energy (ps) generated from the linear fitting of the Arrheniusequation is irrelevant to the detection means of phase separation time.With the established phase separation time-temperature dependence relation, we can easily establish the

Keywords： separation time-temperature     temperature dependency     cure-induced     separation activation     temperature    

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Title Author Date Type Operation

Computational design of heterogeneous catalysts and gas separation materials for advanced chemical processing

Huaiwei Shi, Teng Zhou

Journal Article

Gas-solids separation model of a novel FCC riser terminator device: super short quick separator (SSQS

LU Chunxi, LI Ruxin, SHI Mingxian, LIU Xiancheng

Journal Article

Atomistic simulations for adsorption and separation of flue gas in MFI zeolite and MFI/MCM-41 micro/mesoporous

Shengchi ZHUO, Yongmin HUANG, Jun HU, Honglai LIU

Journal Article

Fabrication of bimetallic Cu–Zn adsorbents with high dispersion by using confined space for gas adsorptiveseparation

Journal Article

Experimental investigation on oil-gas separator of air-conditioning systems

Dianbo XIN,Shuliang HUANG,Song YIN,Yuping DENG,Wenqiang ZHANG

Journal Article

Computational fluid dynamics applied to high temperature hydrogen separation membranes

Guozhao JI, Guoxiong WANG, Kamel HOOMAN, Suresh BHATIA, Jo?o C. DINIZ da COSTA

Journal Article

Carbon dioxide sequestration in petrochemical industries with the aim of reduction in greenhouse gas

Maryam Takht Ravanchi, Saeed Sahebdelfar, Farnaz Tahriri Zangeneh

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

Mixed-Matrix Membranes Containing Porous Materials for Gas Separation: From Metal–Organic Frameworks

Ziqi Yang, Zhongjie Wu, Shing Bo Peh, Yunpan Ying, Hao Yang, Dan Zhao

Journal Article

Pilot plants of membrane technology in industry: Challenges and key learnings

Colin A. Scholes

Journal Article

Phase separation in cGAS-STING signaling

Journal Article

Greenhouse gas emissions from different pig manure management techniques: a critical analysis

Conor Dennehy, Peadar G. Lawlor, Yan Jiang, Gillian E. Gardiner, Sihuang Xie, Long D Nghiem, Xinmin Zhan

Journal Article

Selective capture and separation of xenon and krypton using metal organic frameworks: a review

Journal Article

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

Journal Article

Phase separation time/temperature dependence of thermoplastics-modified thermosetting systems

ZHANG Xiujuan, XU Yuanze, YI Xiaosu

Journal Article