Results 31 to 40 of about 9,573 (261)

Low background techniques for the Borexino nylon vessels [PDF]

open access: yes, 2004
Borexino is an organic liquid scintillator underground detector for low energy solar neutrinos. The experiment has to satisfy extremely stringent low background requirements.
Pocar, A.
core   +3 more sources

Experimental investigation of the adsorbents using pressure and thermal swing for adsorption and desorption

open access: yesResults in Engineering, 2022
In this study an experimental investigation was conducted on a single stage falling film evaporator together with a single adsorbent bed. The evaporator produced the water vapour which was flooded into the adsorbent bed using the mechanism of the vacuum ...
Z. Mdletshe, V. Msomi, O. Nemraoui
doaj   +1 more source

Effect of adsorption and desorption pressure on the velocity and cycling performance of rapid pressure swing adsorption

open access: yes工程科学学报, 2016
Rapid(vacuum) pressure swing adsorption(RPSA or RVPSA) is featured by short cycle time and quick pressure change,which may lead to great variations of flow and mass and heat transfer in the adsorber.
ZHU Xian-qiang   +4 more
doaj   +1 more source

Process intensification for post combustion CO₂ capture with chemical absorption: a critical review [PDF]

open access: yes, 2015
The concentration of CO₂ in the atmosphere is increasing rapidly. CO₂ emissions may have an impact on global climate change. Effective CO₂ emission abatement strategies such as carbon capture and storage (CCS) are required to combat this trend.
Abanades   +161 more
core   +1 more source

High-throughput gas separation by flexible metal–organic frameworks with fast gating and thermal management capabilities

open access: yesNature Communications, 2020
Separation processes in industry use substantial energy and energy-efficient purification systems should be developed for sustainability. Here the authors report a flexible metal–organic framework for high-throughput separation of CO2 from a CO2/CH4 gas ...
Shotaro Hiraide   +5 more
doaj   +1 more source

Cutting the cost of carbon capture: a case for carbon capture and utilization [PDF]

open access: yes, 2016
A significant part of the cost for Carbon Capture and Storage (CCS) is related to the compression of the captured CO2 to its supercritical state, at 150 bar and typically 99% purity.
Huck, JM   +3 more
core   +2 more sources

Application of Nanosize Zeolite Molecular Sieves for Medical Oxygen Concentration

open access: yesNanomaterials, 2017
The development of a portable oxygen concentrator is of prime significance for patients with respiratory problems. This paper presents a portable concentrator prototype design using the pressure/vacuum swing adsorption (PVSA) cycle with a deep evacuation
Mingfei Pan   +2 more
doaj   +1 more source

Artificial neural network based optimization of a six-step two-bed pressure swing adsorption system for hydrogen purification

open access: yesEnergy and AI, 2021
The pressure swing adsorption (PSA) system is widely applied to separate and purify hydrogen from gaseous mixtures. The extended Langmuir equation fitted from the extended Langmuir-Freundlich isotherm has been used to predict the adsorption isothermal of
Liang Tong   +5 more
doaj   +1 more source

Adsorbent filled membranes for gas separation. Part 1. Improvement of the gas separation properties of polymeric membranes by incorporation of microporous adsorbents [PDF]

open access: yes, 1992
The effect of the introduction of specific adsorbents on the gas separation properties of polymeric membranes has been studied. For this purpose both carbon molecular sieves and zeolites are considered.
Desgrandchamps, G.   +6 more
core   +4 more sources

A Novel Swing Adsorption Reactor Cluster (SARC) for cost effective post-combustion CO2 capture: A thermodynamic assessment [PDF]

open access: yes, 2017
The SARC consists of a number of standalone reactors where a solid sorbent is carbonated by a flue gas and regenerated by a combination of vacuum and temperature swing. Efficiency is maximized through heat integration between carbonation and regeneration
Abdelghafour Zaabout   +18 more
core   +2 more sources

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