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2 edition of Research into an asymmetric membrane hollow fiber device for oxygen enriched air production. found in the catalog.

Research into an asymmetric membrane hollow fiber device for oxygen enriched air production.

Arye Gollan

Research into an asymmetric membrane hollow fiber device for oxygen enriched air production.

by Arye Gollan

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Published by United States, Department of Energy in Washington, D.C .
Written in English


Edition Notes

A facsimile report.

Statementprepared by Arye Z. Gollan [and] Myles H. Kleper.
ContributionsKleper, Myles H., United States. Department of Energy.
ID Numbers
Open LibraryOL13980903M

Keywords: multichannel hollow fiber membrane, oxygen permeation, sintering behavior, mechanical strength, long-term stability Introduction P ast decades have witnessed considerable research activities on mixed oxygen ionic and electronic con-ducting (MIEC) membranes due to their potential and wide applications in the separation of oxygen from. Hollow fiber microporous membranes was used for seawater desalination in direct contact membrane distillation (DCMD) and air gap membrane distillation (AGMD) configurations. The efficiencies of hollow fiber membranes with different membrane materials and .

Hollow-fiber membranes, therefore, may broadly be divided into two categories: "open" hollow-fibers (Figures 2a and 2b) where a gas or liquid permeates across the fiber wall, surface area-to-volume ratio varies inversely with fiber diameter, a m3 membrane device can easily accommodate m2 of effective membrane Asymmetric hollow.   Air Liquide Advanced Separations’ (ALaS) hollow fiber membranes offer the most robust solution for hydrogen purification needs. ALaS membranes operate on the basis of selective permeation. Each membrane is composed of millions of polymeric hollow fibers similar in size to the diameter of a human hair. The “fast.

  Greenhouse gas emission sources generally produce mixed gases. Previous studies of CO2 capture and storage have typically examined only sequestration of pure CO2. This paper analyzes the cost of separating a gas mixture from a power station flue gas stream and injecting it into an offshore subsurface reservoir. The costs of separating and storing various gas mixtures were analyzed at two . The "Golden Age" of membrane technology () began in with the invention by Loeb and Sourirajan of the first asymmetric integrally skinned cellulose acetate RO membrane,. This development simulated both commercial and academic interest, first in desalination by reverse osmosis, and then in other membrane application and processes.


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Research into an asymmetric membrane hollow fiber device for oxygen enriched air production by Arye Gollan Download PDF EPUB FB2

The parasitic power of the air separation membrane required to supply the oxygen-enriched air is also estimated. Gollan, A. Z., and Kleper, M. H.,“Research Into an Asymmetric Membrane Hollow Fiber Device for Oxygen-Enriched Air Production,” DOE/ID, U.S.

Department of Energy. C., and Mason, R. L., Cited by:   The oxygen permeation flux of the fabricated hollow fiber membrane reaches mL/cm 2 /min at °C under Ar/air gradient, the highest performance of the membranes with GDC‐LSCF material system in open literature. The innovative fabrication process is able to readily control the thickness of functional layers while decreasing sintering Cited by: 1.

A rational asymmetric hollow fiber membrane for oxygen permeation. United States: N. p., Research into an asymmetric membrane hollow fiber device for oxygen enriched air production.

Phase 1 final report. Abstract Integrally asymmetric hollow‐fiber membranes each with an outer skin layer and a porous substrate were studied for air separation to produce nitrogen and oxygen enriched air Cited by: A research aimed to explore new method of aeration using oxygen enriched air performance on BOD reduction of palm oil wastewater was conducted.

The oxygen enriched air was obtained from an Oxy-gen Enriched System (OES) developed using asymmetric polysulfone hollow fiber membrane. C. Fabiani, L. Bimbi, M.

Pizzichini, L. SantarossaPerformance of a hollow fibre membrane unit in oxygen enriched air production Gas Sep Purif, 10. The energy efficiency of the separation of air into an oxygen-enriched permeate and an oxygen-depleted residue stream in a polymeric hollow fiber membrane module is studied.

an asymmetric. Seyed Saeid Hosseini, Javad Aminian Dehkordi, Prodip Kumar Kundu, Gas permeation and separation in asymmetric hollow fiber membrane permeators: Mathematical modeling, sensitivity analysis and optimization, Korean Journal of Chemical Engineering, /s.

In this work, we combined air separation with methane combustion in a perovskite BCFZ hollow-fiber membrane reactor for nitrogen production, which has been previously used for the production of oxygen-enriched air (Hamel et al., ; Liang et al., ) and the partial oxidation or dehydrogenation of light hydrocarbons (Jiang et al.,   Hollow fiber membranes were spun using the spinning apparatus shown schematically in Fig.

2.A second outer sheath layer was coextruded along with the polymer dope and bore fluid from a triple orifice spinning PIM-1, the sheath layer was composed of an inviscid nonsolvent fluid rather than a secondary polymer dope typically used in dual-layer spinning.

Process Analysis of Asymmetric Hollow Fiber Permeators, solution technique were applied to investigate the performance of several membrane module configurations for air separation and methane recovery from biogas (landfill gas or Nitrogen- and oxygen-enriched air production MEA-based CO2.

Hollow fiber membranes (HFMs) are a class of artificial membranes containing a semi-permeable barrier in the form of a hollow fiber.

Originally developed in the s for reverse osmosis applications, hollow fiber membranes have since become prevalent in water treatment, desalination, cell culture, medicine, and tissue engineering. Most commercial hollow fiber membranes are packed into.

To reduce the fiber diameter, thereby increasing the packing density, they were spun at high linear velocities. A hollow fiber membrane element was produced with effective membrane area m 2 and packing density 53%.

Its air separation performance was evaluated to bridge laboratory studies and practical application. Full article.

Hollow Fibre Membarane The hollow fiber (HF) membranes and devices being employed in NEA applications. The HF membranes employed for NEA operate at substantially lower pressure differentials and much higher volumetric gas rates than those applied for industrial nitrogen generation. The Hollow fiber membrane are made of perfluoropolymer fiber.

The Structure of Asymmetric Hollow Fiber Membranes by Oxygen Plasma Ablation. Authors; Authors and affiliations between the two layers are the result of interfacial forces and the fact that solvent loss occurs more rapidly from the air-solution and solution-nonsolvent bath interfaces than from the solution interior (2).

Hollow Fiber. An integral hollow fiber membrane gas purification apparatus is disclosed. The apparatus comprises one or more filtration elements and a hollow fiber membrane cartridge placed coaxially in a common housing. In some embodiments, the filtration elements are omitted and the hollow fiber membrane cartridge is employed as a combined gas separation/filtration device.

Recent Progress of Oxygen/Nitrogen Separation using Membrane Technology Journal of Engineering Science and Technology JulyVol. 11(7) yet to be adopted in industrial scale gas production, although membrane technology has been widely used in the water separation today [2].

The oxygen-enriched air is commonly used for medical, chemical and. Oxygen diffuses from the gas phase through the gas-filled membrane pores into the blood. Oxygen in the blood plasma binds to haemoglobin present in the red blood cells.

that a hollow fiber. Hollow-fiber membranes of mixed conducting perovskite BaSrCoFeO3-δ were prepared using a sequence of extrusion, gelation, and sintering steps. For this purpose, a finely divided mixture of the component oxides was prepared by the modified Pechini technique and suspended in a polymer solution.

The suspension was extruded through a spinneret and gelled in water. of results for "hollow fiber membrane" Price and other details may vary based on size and color 2Pcs 10 inch Flat Type Hollow Fiber Ultrafiltration Membranes Filter High Flow.

Hollow fiber s pr epar ation: T he hollo w fiber s w er e extr uded at high pressure through a die (a fine capillary) which was designed and f abrica ted f or this w ork. The pol ymer w as e xtr uded into cooling water that both cools the fiber and exerts a drag force on the fiber.

The air .Gas-liquid membrane contactors that were based on hollow fiber membranes are the example of highly effective hybrid separation processes in the field of membrane technology. Membranes provide a fixed and well-determined interface for gas/liquid mass transfer without dispensing one phase into another while their structure (hollow fiber) offers very large surface area per apparatus volume.Separation Factor Oxygen Plasma Hollow Fiber Membrane Permeation Rate Etch Time These keywords were added by machine and not by the authors.

This process is experimental and the keywords may be updated as the learning algorithm improves.