scholarly journals Enhanced Membrane Performance for Gas Separation by Coupling Effect of the Porous Aromatic Framework (PAF) Incorporation and Photo-Oxidation

Author(s):  
Rujing Hou ◽  
Nathan T. Eden ◽  
Celesta Fong ◽  
Durga Acharya ◽  
Cara M. Doherty ◽  
...  
2016 ◽  
Vol 14 (4) ◽  
pp. 875-885 ◽  
Author(s):  
Adolfo M. Avila ◽  
Eleuterio L. Arancibia

Abstract Inorganic membranes can be made of different materials. However, there have been only few reports on membrane evaluation to convert lab-scale membranes into a prototype for industrial applications. In order to fill this significant gap, new approaches for the development and optimization of membrane products are required. This work focuses on the different aspects related to the performance assessment of membranes used for gas separation and membrane reactors. This approach can be visualized as an algorithm consisting of three specific loops involving different aspects of the overall membrane evaluation. Several factors that have an impact on membrane performance are discussed. These factors are divided into two categories: directly affecting the measurements (setup leakage, concentration polarization, repeatability, pressure gradient) and related to the intrinsic characteristics of permeation flux across the membrane (single and mixture permeation, transport modeling, defect flux, microstructure flexibility). This evaluation protocol includes a literature review with the most recent breakthroughs in this research area.


2018 ◽  
Vol 6 (6) ◽  
pp. 2775-2791 ◽  
Author(s):  
Hossein Molavi ◽  
Akbar Shojaei ◽  
Seyyed Abbas Mousavi

The major obstacles in gas separation by mixed-matrix membranes (MMMs) are poor dispersion and poor affinity between polymers and fillers.


2017 ◽  
Vol 48 ◽  
pp. 5-15 ◽  
Author(s):  
Pravin G. Ingole ◽  
Muhammad Irshad Baig ◽  
Wook Choi ◽  
Xinghai An ◽  
Won Kil Choi ◽  
...  

2021 ◽  
Vol 134 (1) ◽  
Author(s):  
Yue Ma ◽  
Fengchao Cui ◽  
Huazhen Rong ◽  
Jian Song ◽  
Xiaofei Jing ◽  
...  

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