All Outputs (100)

Emission and its driver analysis for the United Kingdom higher education institute. (2021)
Presentation / Conference
NAYAK, A., TURNER, N. and GOBINA, E. 2021. Emissions and its driver analysis for the United Kingdom higher education institute. In 2021 TUBA (Turkish Academy of Science) World conference on energy science and technology (TUBA WCEST-2021) book of abstracts, 8-12 August 2021, [virtual conference]. Ankara: Turkish Academy of Sciences [online], pages 84-85. Available from: https://doi.org/10.53478/TUBA.2021.017

UK emissions of carbon dioxide declined from around 600 million tonnes of CO2 (MtCO2) in 1990 to 367 MtCO2 in 2017, and in June 2019, the UK Government legislated an update of its greenhouse gas (GHG) emissions reduction target to attain ‘net zero’ b... Read More about Emission and its driver analysis for the United Kingdom higher education institute..

An initial study of biogas upgrading to bio-methane with carbon dioxide capture using ceramic membranes. (2020)
Journal Article
OGUNLUDE, P., ABUNUMAH, O., ORAKWE, I., SHEHU, H., MUHAMMAD-SUKKI, F. and GOBINA, E. 2022. An initial study of biogas upgrading to bio-methane with carbon dioxide capture using ceramic membranes. Catalysis today [online], 388-389, pages 87-91. Available from: https://doi.org/10.1016/j.cattod.2020.11.006

Supplement to the depleting energy resources and the stringent environmental laws regarding the atmospheric emissions of greenhouse gases, the development of clean and renewable sources of energy has been a great issue. Worldwide, energy usage is ste... Read More about An initial study of biogas upgrading to bio-methane with carbon dioxide capture using ceramic membranes..

Upgrading biogas to biomethane by use of nano-structured ceramic membranes. (2020)
Journal Article
OGUNLUDE, P., ABUNUMAH, O., ORAKWE, I., SHEHU, H., MUHAMMAD-SUKKI, F. and GOBINA, E. 2020. Upgrading biogas to biomethane by use of nano-structured ceramic membranes. Detritus [online], 12, pages 73-77. Available from: https://doi.org/10.31025/2611-4135/2020.13996

In order to meet the demands of growing economies while considering environmental implications, the use of clean and renewable sources of energy has increasingly become of interest. Biogas utilisation is a means by which these rising needs can be met... Read More about Upgrading biogas to biomethane by use of nano-structured ceramic membranes..

Comparative evaluation of the effect of pore size and temperature on gas transport in nano-structured ceramic membranes for biogas upgrading. (2019)
Journal Article
OGUNLUDE, P., ABUNUMAH, O., ORAKWE, I., SHEHU, H., MUHAMMAD-SUKKI, F. and GOBINA, E. 2019. Comparative evaluation of the effect of pore size and temperature on gas transport in nano-structured ceramic membranes for biogas upgrading. WEENTECH proceedings in energy [online], 5(1): proceedings of the 4th International conference on energy, environment and economics (ICEEE2019), 20-22 August 2019, Edinburgh, UK, pages 195-205. Available from: https://doi.org/10.32438/WPE.8319

As a result of rising economies and environmental constraints, the demand for clean and renewable sources of energy is fast increasing. Biogas is a renewable form of energy that fits all expectations in terms of delivery, cost, and greenhouse emissio... Read More about Comparative evaluation of the effect of pore size and temperature on gas transport in nano-structured ceramic membranes for biogas upgrading..

Upgrading biogas to a bio-methane by use of nano-structured ceramic membranes. (2019)
Conference Proceeding
OGUNLUDE, P., ABUNUMAH, O., ORAKWE, I., SHEHU, H., MUHAMMAD-SUKKI, F., and GOBINA, E. 2019. Upgrading biogas to a bio-methane by use of nano-structured ceramic membranes. In Cossu, R., He, P., Kjeldsen, P., Matsufuji, Y. and Stegmann, R. (eds.). Proceedings of the 17th International waste management and landfill symposium (sardinia 2019), Cagliari, Italy. Padova: CISA [online], article 598. Available from: https://cisapublisher.com/product/proceedings-sardinia-2019/

In order to meet the demands of growing economies while considering environmental implications, the use of clean and renewable sources of energy has increasingly become of interest. Biogas utilisation is a means by which these rising needs can be met... Read More about Upgrading biogas to a bio-methane by use of nano-structured ceramic membranes..

Utilization of CO2 for syngas production by CH4 partial oxidation using a catalytic membrane reactor. (2019)
Journal Article
SHEHU, H., GOBINA, E. and ORAKWE, I. 2019. Utilization of CO2 for syngas production by CH4 partial oxidation using a catalytic membrane reactor. International journal of hydrogen energy [online], 44(20), pages 9896-9905. Available from: https://doi.org/10.1016/j.ijhydene.2019.02.102

In this research, a synthetic flue gas mixture with added methane was used as the feed gas in the process of dry reforming with partial oxidation of methane using a laboratory scale catalytic membrane reactor to produce hydrogen and carbon monoxide t... Read More about Utilization of CO2 for syngas production by CH4 partial oxidation using a catalytic membrane reactor..

Preparation and characterization of palladium ceramic alumina membrane for hydrogen permeation. (2019)
Journal Article
ORAKWE, I., SHEHU, H. and GOBINA, E. 2019. Preparation and characterization of palladium ceramic alumina membrane for hydrogen permeation. International journal of hydrogen energy [online], 44(20), pages 9914-9921. Available from: https://doi.org/10.1016/j.ijhydene.2019.01.033

In this study, a tubular palladium membrane has been prepared by an electroless plating method using palladium II chloride as a precursor with the intent of not having a completely dense film since its application does not require high hydrogen selec... Read More about Preparation and characterization of palladium ceramic alumina membrane for hydrogen permeation..

Design and testing of an integrated catalytic membrane reactor for deoxygenating water using hydrogen for down-hole injection and process applications. (2018)
Thesis
ORAKWE, I.R. 2018. Design and testing of an integrated catalytic membrane reactor for deoxygenating water using hydrogen for down-hole injection and process applications. Robert Gordon University, PhD thesis.

Water obtained from the sea contains dissolved oxygen (DO) and is considered to be undesirable for use in down-hole water injection or other process applications. The presence of DO leads to corrosion and other related problems and hence the need for... Read More about Design and testing of an integrated catalytic membrane reactor for deoxygenating water using hydrogen for down-hole injection and process applications..

Design and evaluation of gas transport through a zeolite membrane on an alumina support. (2018)
Book Chapter
SHEHU, H., OKON, E., ORAKWE, I. and GOBINA, E. 2018. Design and evaluation of gas transport through a zeolite membrane on an alumina support. In Rashed, M.N. and Palanisamy, P.N. (eds.) Zeolites and their applications. London: IntechOpen [online], chapter 3. Available from: https://doi.org/10.5772/intechopen.75545

This chapter details the synthesis and applications of zeolite membranes (gas separation and zeolite membrane reactors). Gas separation is still not carried out at industrial level for zeolite membranes. Related areas, such as the possibility of inco... Read More about Design and evaluation of gas transport through a zeolite membrane on an alumina support..

Innovative hydrocarbons recovery and utilization technology using reactor-separation membranes for off-gases emission during crude oil shuttle tanker transportation and natural gas processing. (2018)
Thesis
SHEHU, H. 2018. Innovative hydrocarbons recovery and utilization technology using reactor-separation membranes for off-gases emission during crude oil shuttle tanker transportation and natural gas processing. Robert Gordon University, PhD thesis.

The increase in greenhouse gas (GHG) concentrations in the atmosphere, as well as the high rate of depletion of hydrocarbon-based resources have become a global concern. A major source of emissions of hydrocarbon vapours occur during loading and offl... Read More about Innovative hydrocarbons recovery and utilization technology using reactor-separation membranes for off-gases emission during crude oil shuttle tanker transportation and natural gas processing..

Preparation, characterization and carrier gas transport characteristics of inorganic and organic membranes for application in lactic acid esterification with ethanol. (2018)
Thesis
OKON, E.P. 2018. Preparation, characterization and carrier gas transport characteristics of inorganic and organic membranes for application in lactic acid esterification with ethanol. Robert Gordon University, PhD thesis.

Ethyl lactate (EL) plays a major role as green solvent and also a replacement for most petrochemical solvents. The esterification process of lactic acid and ethanol to produce EL is an equilibrium-limiting reaction and the selective removal of one of... Read More about Preparation, characterization and carrier gas transport characteristics of inorganic and organic membranes for application in lactic acid esterification with ethanol..

Novel esterification reaction from biomass product by coupled acetate membrane and catalysts for ethyl lactate separation. (2017)
Journal Article
OKON, E., SHEHU, H. and GOBINA, E. 2018. Novel esterification reaction from biomass product by coupled acetate membrane and catalysts for ethyl lactate separation. International journal of hydrogen energy [online], 43(15), pages 7703-7712. Available from: https://doi.org/10.1016/j.ijhydene.2017.07.230

This study presents the effect of combined membrane separation and heterogeneous catalysts for the production of ethyl lactate solvent. The enhanced process is a flat sheet cellulose acetate membrane and cation-exchange resin catalysts. A methodology... Read More about Novel esterification reaction from biomass product by coupled acetate membrane and catalysts for ethyl lactate separation..

Novel zeolite-polyurethane membrane for environmental applications and gas separations. (2017)
Journal Article
SHEHU, H., OKON, E. and GOBINA, E. 2017. Novel zeolite-polyurethane membrane for environmental applications and gas separations. Materiaux and techniques [online], 105(2), article number 205. Available from: https://doi.org/10.1051/mattech/2017031

This research work investigates the effect of polyurethane polymer on the separation of CO2, CH4 and C3H8 through a zeolite/polyurethane mixed matrix membrane. A methodology based on the modification of porous ceramic inorganic support with the aim t... Read More about Novel zeolite-polyurethane membrane for environmental applications and gas separations..

Evaluation of the performance of α-alumina nano-porous ceramic composite membrane for esterification applications in petroleum refinery. (2017)
Journal Article
OKON, E., SHEHU, H. and GOBINA, E. 2018. Evaluation of the performance of a-alumina nano-porous ceramic composite membrane for esterification applications in petroleum refinery. Catalysis today [online], 310, pages 146-156. Available from: https://doi.org/10.1016/j.cattod.2017.05.089

The carrier gas permeation performance through alpha-alumina nano-porous ceramic membrane was investigated in this study. The four carrier gases used for the study were argon (Ar), helium (He), nitrogen (N2) and carbon dioxide (CO2). The experiments... Read More about Evaluation of the performance of α-alumina nano-porous ceramic composite membrane for esterification applications in petroleum refinery..

Esterification of lactic acid and ethanol using heterogenous catalysts for the production of a bio-based chemical. (2017)
Conference Proceeding
EDIDIONG, O., HABIBA, S. and GOBINA, E. 2017. Esterification of lactic acid and ethanol using heterogenous catalysts for the production of a bio-based chemical. In Ao, S.I., Gelman, L., Hukins, D.W.L., Hunter, A. and Korsunsky, A.M. (eds.) Proceedings of the 2017 International multiconference of engineers and computer scientists (IMECS 2017), 15-17 March 2017, Hong Kong, China. Lecture notes in engineering and computer science, 2228. Hong Kong: Newswood Ltd [online], pages 811-817. Available from: http://www.iaeng.org/publication/IMECS2017/IMECS2017_pp811-817.pdf

In this work, the batch process esterification reaction was carried out at 80 oC using different types of heterogeneous catalysts. The heterogeneous resin catalysts used for the analysis were amberlyst 15, amberlyst 36, amberlyst 16 and dowex 50W8x.... Read More about Esterification of lactic acid and ethanol using heterogenous catalysts for the production of a bio-based chemical..

Recovery of VOC from offshore and onshore shuttle tankers using structured Y-type zeolite membranes. (2017)
Conference Proceeding
HABIBA, S., AJAYI, A., EDIDIONG, O. and GOBINA, E. 2017. Recovery of VOC from offshore and onshore shuttle tankers using structured Y-type zeolite membranes. In Ao, S.-I., Kim, H.K. and Amouzegar, M.A. (eds.) Transactions on engineering technologies: revised selections from proceedings of the 2015 World congress on engineering and computer science (WCECS 2015), 21-23 October 2015, San Francisco, USA. Singapore: Springer [online], pages 541-553. Available from: https://doi.org/10.1007/978-981-10-2717-8_38

The emissions of volatile organic compounds (VOCs) from onshore and offshore facilities are studied and an alternative technology for the recovery of methane and propane by the use of membrane technology is explored. Permeation tests were carried out... Read More about Recovery of VOC from offshore and onshore shuttle tankers using structured Y-type zeolite membranes..

VOC oxidation in excess of oxygen using flow-through catalytic membrane reactor. (2016)
Journal Article
KAJAMA, M.N., SHEHU, H., OKON, E., ORAKWE, I. and GOBINA, E. 2016. VOC oxidation in excess of oxygen using flow-through catalytic membrane reactor. International journal of hydrogen energy [online], 41(37), pages 16529-16534. Available from: https://doi.org/10.1016/j.ijhydene.2016.04.164

Platinum gamma-alumina (Pt/γ-Al2O3) impregnated membrane was prepared through the evaporative-crystallization deposition method for volatile organic compounds (VOCs) conversion to carbon dioxide (CO2) and water (H2O). The catalytic oxidation of VOCs... Read More about VOC oxidation in excess of oxygen using flow-through catalytic membrane reactor..

Development and testing of inorganic membranes for hydrogen separation and purification in a catalytic membrane reactor. (2016)
Thesis
ALKALI, A. 2016. Development and testing of inorganic membranes for hydrogen separation and purification in a catalytic membrane reactor. Robert Gordon University, PhD thesis.

Palladium membranes have been identified as the membranes of choice in hydrogen separation and purification processes due to their infinite selectivity to hydrogen when defect-free. Despite their potentials in hydrogen processes, palladium membranes... Read More about Development and testing of inorganic membranes for hydrogen separation and purification in a catalytic membrane reactor..

Catalytic membrane reactor-separator for environmental applications. (2016)
Thesis
KAJAMA, M.N. 2016. Catalytic membrane reactor-separator for environmental applications. Robert Gordon University [online], PhD thesis. Available from: https://openair.rgu.ac.uk

Flow-through catalytic membrane reactors offer the potential for improved conversions at reduced operating temperature due to product separation and catalyst activity. An experimental work dealing with a forced flow-through membrane reactor is the su... Read More about Catalytic membrane reactor-separator for environmental applications..

Preparation and characterization of inorganic membranes for hydrogen separation. (2016)
Journal Article
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..