All Outputs (58)

The quantitative effect of flow direction on gas permeation in ceramic membrane.
Presentation / Conference Contribution
RAMALAN, M.M., PRABHU, R., HASHIM, I., OGUNLUDE, P., OGOUN, E., AISUENI, F., ABUNOMAH, O., GIWA, A. and GOBINA, E. 2022. The quantitative effect of flow direction on gas permeation in ceramic membrane. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 55-58. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/358.pdf

The effect of flow direction in radial porous ceramic membrane has been extensively studied. Understanding fluid flow through membrane has offered utility to a number of industrial processes such as gas separation, catalytic reactions, enhanced oil r... Read More about The quantitative effect of flow direction on gas permeation in ceramic membrane..

Using nanoporous core-samples to mimic the effect of petrophysical parameters on natural gas flowrate in an unconventional gas reservoir.
Presentation / Conference Contribution
OGOUN, E., ABUNUMAH, O., AISUENI, F., HOSSAIN, M., GIWA, A. and GOBINA, E. 2022. Using nanoporous core-samples to mimic the effect of petrophysical parameters on natural gas flowrate in an unconventional gas reservoir. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 67-70. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/352.pdf

Natural gas was for quite a long time regarded as an unwanted by-product of oil exploration and production that was mostly flared to the atmosphere. This happened because there was no feasible economic means of bringing it to the market. In this work... Read More about Using nanoporous core-samples to mimic the effect of petrophysical parameters on natural gas flowrate in an unconventional gas reservoir..

Using contact angle measurements for determination of the surface free energy of the ceramic membranes.
Presentation / Conference Contribution
HASHIM, I.A., AISUENI, F., OGUNLUDE, P., RAMALAN, M., OGOUN, E., HUSSAINI, M. and GOBINA, E. 2022. Using contact angle measurements for determination of the surface free energy of the ceramic membranes. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 5-8. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/177.pdf

The surface free energy is one of the factors that characterises the surfaces of materials. The sessile drop method is the most popular method for determining its value. A contact angle between the surface and the edge of liquid droplets is measured... Read More about Using contact angle measurements for determination of the surface free energy of the ceramic membranes..

Reservoir structural strategies on the integrity of gas mobility ratio.
Presentation / Conference Contribution
ABUNUMAH, O., OGUNLUDE, P., GOBINA, E. and GIWA, A. 2022. Reservoir structural strategies on the integrity of gas mobility ratio. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 39-42. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/187.pdf

In this study, four commonly injected EOR gases, CH4, N2, Air, and CO2, have been simultaneously investigated through an experimental method to determine the effect and correlational relevance of 28 structural and 22 fluid quantities to mobility rati... Read More about Reservoir structural strategies on the integrity of gas mobility ratio..

An experimental study on the effect of methane potent biogas mixture on gas permeation mechanism.
Presentation / Conference Contribution
OGUNLUDE, P., HASHIM, I., RAMALAN, M., OGOUN, E., MUHAMMAD-SUKKI, F., GIWA, A. and GOBINA, E. 2022. An experimental study on the effect of methane potent biogas mixture on gas permeation mechanism. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 43-46. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/188.pdf

This study focuses on the use of composite alumina membranes for the separation of carbon dioxide from methane. The technique can be applied to pre, post and oxycombustion operations in industry and would be particularly useful in mitigating the effe... Read More about An experimental study on the effect of methane potent biogas mixture on gas permeation mechanism..

Experimental determination of carbon capture and sequestration response to reservoir quantities.
Presentation / Conference Contribution
ABUNUMAH, O., OGUNLUDE, P., GOBINA, E. and GIWA, A. 2022. Experimental determination of carbon sequestration response to reservoir quantities. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 47-50. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/423.pdf

Reservoir entities can be classified into geological, geometrical and fluidic. To complicate matters, reservoirs are usually set in geological layers, such that each layer interacts with injected and resident fluids differently. Carbon dioxide (CO2)... Read More about Experimental determination of carbon capture and sequestration response to reservoir quantities..

Effect of pore size and porosity on contact angle of ceramic membrane for oil-in-water emulsion separation.
Presentation / Conference Contribution
AISUENI, F., ABUNUMAH, O., HASHIM, I., RAMALAN, M., OGOUN, E., PRABHU, R., GIWA, A. and GOBINA, E. 2022. Effect of pore size and porosity on contact angle of ceramic membrane for oil-in-water emulsion separation. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 59-62. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/174.pdf

The main objective of this work is to study the effect of pore size and porosity on contact angle of ceramic membrane (CM) for Oil-in-water (O/W) emulsion separation. This would include using commercially produced unmodified CM pore size 6000nm and 1... Read More about Effect of pore size and porosity on contact angle of ceramic membrane for oil-in-water emulsion separation..

Direct oxygen air capture using pressure-driven ion transport membranes: membrane support evaluation.
Presentation / Conference Contribution
ANTWI, S.W., GIWA, A. and GOBINA, E. 2022. Direct oxygen air capture using pressure-driven ion transport membranes: membrane support evaluation. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 63-66. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/329.pdf

As membrane technology has progressed in separation processes, it earns the attentiveness from industrial and academic to investigate the practicality of membrane in gas separation. This presentation centres on building ceramic membranes to yield oxy... Read More about Direct oxygen air capture using pressure-driven ion transport membranes: membrane support evaluation..

Characterization of membranes for advanced direct carbon capture.
Presentation / Conference Contribution
HASHIM, I.A., AISUENI, F., ABUNOMAH, O., OGUNLUDE, P., RAMALAN, M., OGOUN, E. and GOBINA, E. 2022. Characterization of membranes for advanced direct air carbon capture. In Techconnect briefs 2022: papers from 2022 TechConnect world innovation conference and expo, 13-15 June 2022, Washington, USA. Danville: TechConnect [online], pages 148-151. Available from: https://briefs.techconnect.org/wp-content/volumes/TCB2022/pdf/386.pdf

Carbon capture is essential for lowering anthropogenic carbon emissions and, as a result, limiting global warming. Membrane technology has a lot of potential for extremely efficient carbon capture because of its energy-efficient and environmentally f... Read More about Characterization of membranes for advanced direct carbon capture..

Microporous alumina–silica composite membrane with very low N2 permeability but high CO2 selectivity for direct air capture.
Presentation / Conference Contribution
GIWA, A., SHEHU, H., RAMALAN, M., ORAKWE, I., ABUNOMAH, O., OGUNLUDE, P., WILLIAMWEST, T., IGBAGARA, W., OGOUN, E., HASHIM, I., AISUENI, F. and GOBINA, E. 2022. Microporous alumina–silica composite membrane with very low N2 permeability but high CO2 selectivity for direct air capture. In Khan, A.A., Ciddi, M.L. and Unal, M. (eds.) Proceedings of the 2022 International conference on studies in engineering, science and technology (ICSEST 2022), 10-13 November 2022, Antalya, Turkey. Ames, IA: International Society for Technology, Education and Science (ISTES) [online], pages 182-210. Available from: https://www.istes.org/seeder/books/files/54c86815762a9dac0440e35d04a1e05c.pdf

This research involves technical approaches to capture carbon dioxide (CO2) from ambient air, involving a filter with a transport mechanism described based on experimental results. A silica inorganic composite membrane was prepared by using a silicon... Read More about Microporous alumina–silica composite membrane with very low N2 permeability but high CO2 selectivity for direct air capture..

Gas diffusion, transport characteristics and modelling in porous membrane systems with application for polymer electrolyte membrane fuel cells.
Presentation / Conference Contribution
AISUENI, F., RAMALAN, M., ABUNUMAH, O., OGUNLUDE, P., ORAKWE, I., OGOUN, E., GIWA, A., SHEHU, H. and GOBINA, E. 2022. Gas diffusion, transport characteristics and modelling in porous membrane systems with application for polymer electrolyte membrane fuel cells. In Proceedings of the 2nd International congress on scientific advances 2022 (ICONSAD'22), 21-24 December 2022, [virtual conference]. Turkey: ICONSAD [online], pages 144-157. Available from: https://en.iconsad.org/_files/ugd/1dd905_c45aeddf416d497e93113f00f465739b.pdf

Fuel cells convert chemical energy in electrical energy and heat by consuming typically hydrogen and oxygen and producing water as the main by-product. This is achieved by reducing hydrogen at the anode (left hand side) and oxidising oxygen at the ca... Read More about Gas diffusion, transport characteristics and modelling in porous membrane systems with application for polymer electrolyte membrane fuel cells..

Knudsen number sensitivity to pressure drop in a nanoscale membrane.
Presentation / Conference Contribution
RAMALAN, M.M., PRABHU, R., HASHM, I., OGUNLUDE, P., AISUENI, F., ABUNOMAH, O. and GOBINA, E. 2022. Knudsen number sensitivity to pressure drop in a nanoscale membrane. In Proceedings of the 2nd International congress on scientific advances 2022 (ICONSAD'22), 21-24 December 2022, [virtual conference]. Turkey: ICONSAD [online], pages 276-281. Available from: https://en.iconsad.org/_files/ugd/1dd905_c45aeddf416d497e93113f00f465739b.pdf

According to the kinetic theory of gases, gas molecules are in constant random motion and frequently collide with one another and with the walls of their container. They continuously experience changes in velocity and direction. Between collisions, m... Read More about Knudsen number sensitivity to pressure drop in a nanoscale membrane..

Dense metallic membranes for high-density hydrogen production from different feedstocks for PEM fuel cells power generation.
Presentation / Conference Contribution
SHEHU, H., ORAKWE, I., ABUNOMAH, O., OGUNLUDE, P., RAMALAN, M., WILLIAMWEST, T., IGBAGARA, W., OGOUN, E., HASHIM, I., AISUENI, F. and GOBINA, E. 2022. Dense metallic membranes for high-density hydrogen production from different feedstocks for PEM fuel cells power generation. In Dincer, I., Ratlamwala, T.A.H. and Kamal, K. (eds.) Proceedings of the 13th International conference on hydrogen production (ICH2P 2022): hydrogen for a green future, 11-14 December 2022, [virtual event]. Hosted on ICH2P [online], pages 203-205. Available from: http://www.ich2p.org/wp-content/uploads/2023/01/Conference-Proceedings.pdf

The International Electrotechnical Commission (IEC), through Technical Committee 105 Fuel Cell Technologies, prepares international standards regarding fuel cell technologies for all fuel types and various associated applications, such as: stationary... Read More about Dense metallic membranes for high-density hydrogen production from different feedstocks for PEM fuel cells power generation..

An initial study of single gas permeation using a commercial alumina membrane.
Presentation / Conference Contribution
ORAKWE, I.R., NWOGU, N.C., KAJAMA, M., SHEHU, H., OKON, E. and GOBINA, E. 2015. An initial study of single gas permeation using a commercial alumina membrane. In Ao, S.I., Gelman, L., Hukins, D.W.L., Hunter, A. and Korsunsky, A.M. (eds.) Proceedings of the 2015 World congress on engineering (WCE 2015), 1-3 July 2015, London, UK. Lecture notes in engineering and computer science, 2218. Hong Kong: Newswood Limited [online], pages 737-739. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp737-739.pdf

An initial study has been conducted using a commercially available alumina membrane. The study is based on single gas permeation method involving He, O2, CO2 and N2. The effect of trans membrane pressure drop, gas molecular mass, kinectic diameter, p... Read More about An initial study of single gas permeation using a commercial alumina membrane..

Comparison of hydrogen transport in dense and porous ceramic membrane systems.
Presentation / Conference Contribution
GOBINA, E., SHEHU, H., ORAKWE, I. and ALKALI, A. 2021. Comparison of hydrogen transport in dense and porous ceramic membrane systems. Presented at 8th International conference and exhibition on advanced and nanomaterials 2021 (ICANM 2021), 9-11 August 2021, [virtual conference].

In this study, hydrogen permeation behaviour was investigated for both dense and porous ceramic composite membranes. Selected porous supports were tested and highly active metallic species was impregnated into the porous structure using the repeated... Read More about Comparison of hydrogen transport in dense and porous ceramic membrane systems..

Thermo-neutral methane reforming using a flow-through porous Rh-impregnated membrane catalyst reactor for carbon capture and utilisation.
Presentation / Conference Contribution
SHEHU, H., ORAKWE, I. and GOBINA, E. 2021. Thermo-neutral methane reforming using a flow-through porous Rh-impregnated membrane catalyst reactor for carbon capture and utilisation. Presented at 8th International conference and exhibition on advanced and nanomaterials 2021 (ICANM 2021), 9-11 August 2021, [virtual conference]

A thermo-neutral process has been developed and tested for the carbon dioxide (CO2) reforming of methane (CH4) with oxygen (O2) and steam (H2O). A catalytic membrane reactor in which the catalytic material is dispersed within the straight through por... Read More about Thermo-neutral methane reforming using a flow-through porous Rh-impregnated membrane catalyst reactor for carbon capture and utilisation..

Transport in catalytically active porous membrane application in seawater deoxygenation for pressure maintenance.
Presentation / Conference Contribution
ORAKWE, I., SHEHU, H. and GOBINA, E. 2021. Transport in catalytically active porous membrane application in seawater deoxygenation for pressure maintenance. Presented at 8th International conference and exhibition on advanced and nanomaterials 2021 (ICANM 2021), 9-11 August 2021, [virtual conference].

In this study, inorganic tubular ceramic membranes with highly-dispersed catalytic metal: palladium and platinum were produced on both meso and macro-porous membranes. The membranes were characterised by energy dispersive x-rays (EDAX), scanning elec... Read More about Transport in catalytically active porous membrane application in seawater deoxygenation for pressure maintenance..

A comparative evaluation of the hydrogen separation, purification and transport behavior of α-alumina membrane and γ-alumina membranes modified with ALOOH sol.
Presentation / Conference Contribution
SHEHU, H., ORAKWE, I. and GOBINA, E. 2021. A comparative evaluation of the hydrogen separation, purification and transport behavior of α-alumina membrane and γ-alumina membranes modified with AlOOH sol. Presented at 8th International conference and exhibition on advanced and nanomaterials 2021 (ICANM 2021), 9-11 August 2021, [virtual conference].

The main purpose of this work is to investigate the hydrogen permeation behavior of a commercial ceramic alumina membrane and compare same with that of a γ-alumina membrane graded with an AlOOH sol using the dip coating method. The permeance of hydro... Read More about A comparative evaluation of the hydrogen separation, purification and transport behavior of α-alumina membrane and γ-alumina membranes modified with ALOOH sol..

Reconfigured metallic membrane technology for maintaining hydrogen concentration below 4% in fuel debris canisters.
Presentation / Conference Contribution
SHEHU, H., ORAKWE, I., ABUNOMAH, O., OGUNLUDE, P., RAMALAN, M., WILLIAMWEST, T., IGBAGARA, W., OGOUN, E., HASHIM, I., AISUENI, F. and GOBINA, E. 2022. Reconfigured metallic membrane technology for maintaning hydrogen concentration below 4% in fuel debris canisters. In Dincer, I., Ratlamwala, T.A.H. and Kamal, K. (eds.) Proceedings of the 13th International conference on hydrogen production (ICH2P 2022): hydrogen for a green future, 11-14 December 2022, [virtual event]. Hosted on ICH2P [online], pages 237-239. Available from: http://www.ich2p.org/wp-content/uploads/2023/01/Conference-Proceedings.pdf

The use of hydrogen in the energy sector has been in the headlines in recent times, due to its promising future as a replacement for fossil fuels; it can be produced sustainably from a wide variety of feedstocks, including traditional hydrocarbons de... Read More about Reconfigured metallic membrane technology for maintaining hydrogen concentration below 4% in fuel debris canisters..

Preparation and characterization of inorganic membranes for hydrogen separation.
Presentation / Conference Contribution
KAJAMA, M.N. NWOGU, N.C. and GOBINA, E. 2016. Preparation and characterization of inorganic membranes for hydrogen separation. International journal of hydrogen energy [online], 41(19): specail issue on progress in hydrogen production and applications: proceedings of 6th International conference on hydrogen production 2015 (ICH2P 2015), 3-6 May 2015, Ontario, Canada, pages 8221-8227. Available from: https://doi.org/10.1016/j.ijhydene.2015.11.179

A tubular commercially available alumina support was coated using the dip coating technique. The objective is to prepare silica and Pt impregnated membranes. Scanning electron microscopy (SEM), energy diffraction X-ray analysis (EDXA), nitrogen adsor... Read More about Preparation and characterization of inorganic membranes for hydrogen separation..