All Outputs (28)

Numerical analysis of a railway compartment fire. (2015)
Conference Proceeding
ENBAYA, A., ASIM, T., MISHRA, R. and RAO, R.B.K.N. 2015. Numerical analysis of a railway compartment fire. In Kumar, U., Ahmadi, A., Verma, A.K. and Varde, P. (eds.) Current trends in reliability, availability, maintainability and safety: an industry perspective; selected papers from 2015 joint International conference on reliability, safety and hazard (ICRESH) and Advances in reliability, maintenance and safety (ARMS) (ICRESH-ARMS 2015), 1-4 June 2015, Luleå, Sweden. Lecture notes in mechanical engineering, 11236. Cham: Springer [online], pages 471-484. Available from: https://doi.org/10.1007/978-3-319-23597-4_34

Trains are considered to be the safest on-land transportation means for both passengers and cargo. Train accidents have been mainly disastrous, especially in case of fire, where the consequences are extensive loss of life and goods. The fire would ge... Read More about Numerical analysis of a railway compartment fire..

Effect of solar heat flux and thermal loading on the flow distribution within the riser pipes of a closed-loop solar thermo-syphon hot water system. (2015)
Conference Proceeding
FREEGAH, B., ASIM, T. and MISHRA, R. 2015. Effect of solar heat flux and thermal loading on the flow distribution within the riser pipes of a closed-loop solar thermo-syphon hot water system. In Proceedings of 28th Condition monitoring and diagnostic engineering management international congress 2015 (COMADEM 2015), co-located with 10th regional Congress on non-destructive and structural testing (X CORENDE), 1-4 December 2015, Buenos Aires, Argentina. Birmingham: COMADEM International, pages 398-405.

Solar energy is one of the main sources of renewable energy that is abundantly available throughout the world. Solar energy can be used for useful purposes through a number of mechanical artefacts. One such artefact is known as Thermo-syphon, which t... Read More about Effect of solar heat flux and thermal loading on the flow distribution within the riser pipes of a closed-loop solar thermo-syphon hot water system..

Optimal vaneless diffuser design for a high-end centrifugal compressor. (2015)
Conference Proceeding
AHMED, N., ASIM, T., MISHRA, R., SIVAGNANASUNDARAM, S. and EYNON, P. 2015. Optimal vaneless diffuser design for a high-end centrifugal compressor. In Proceedings of 28th Condition monitoring and diagnostic engineering management international congress 2015 (COMADEM 2015), co-located with 10th regional Congress on non-destructive and structural testing (X CORENDE), 1-4 December 2015, Buenos Aires, Argentina. Birmingham: COMADEM International, pages 406-413.

Turbochargers are widely used in the automotive industry to reduce engine emissions and to increase the power. Centrifugal compressors are an integral part of turbochargers. Centrifugal compressors comprises primarily of inducer, impeller, diffuser a... Read More about Optimal vaneless diffuser design for a high-end centrifugal compressor..

DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application. (2015)
Conference Proceeding
HARRYE, Y.A., AHMED, K.H. and ABOUSHADY, A.A. 2015. DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application. In Proceedings of the 41st IEEE Industrial Electronics Society annual conference (IECON 2015), 9-12 November 2015, Yokohama, Japan. Piscataway: IEEE [online], pages 3193-3198. Available from: https://doi.org/10.1109/IECON.2015.7392592

Fast isolation and detection of DC faults is currently a limiting factor in high power DC transmission grid development. Recent research has shown that the role of DC/DC converters is becoming increasingly important in solving various DC grid challen... Read More about DC fault isolation study of bidirectional dual active bridge DC/DC converter for DC transmission grid application..

Multiple source localization for partial discharge monitoring in electrical substation. (2015)
Conference Proceeding
ZHANG, Y., UPTON, D., JABER, A., AHMED, H., KHAN, U., SAEED, B., MATHER, P., LAZARIDIS, P., ATKINSON, R., VIEIRA, M.F.Q. and GLOVER, I.A. 2015. Multiple source localization for partial discharge monitoring in electrical substation. In Proceedings of 2015 Loughborough antennas and propagation conference (LAPC 2015), 2-3 November 2015, Loughbrough, UK. Piscataway: IEEE [online], article ID 7366001. Available from: https://doi.org/10.1109/LAPC.2015.7366001

This paper studies novel localization methods of multiple partial discharge sources in electrical substations. The three compressive sensing algorithms of Orthogonal Matching Pursuit (OMP), Homotopy technique, and Dichotomous coordinate descent (DCD)... Read More about Multiple source localization for partial discharge monitoring in electrical substation..

Batch process esterification of lactic acid catalysed by cation-exchange resins for the production of environmental-friendly solvent. (2015)
Conference Proceeding
EDIDIONG, O., HABIBA, S. and GOBINA, E. 2015. Batch process esterification of lactic acid catalysed by cation-exchange resins for the production of environmental-friendly solvent. 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 and computer science 2015 (WCECS 2015), 21-23 October 2015, San Francisco, USA. Lecture notes in engineering and computer science, 2220. Hong Kong: Newswood Limited [online], pages 623-628. Available from: http://www.iaeng.org/publication/WCECS2015/WCECS2015_pp623-628.pdf

In this work, batch wise esterification of lactic acid and ethanol was carried out using different cation-exchange resins including amberlyst 15, amberlyst 16, dowex 50W8x and amberlyst 36 as heterogeneous catalysts. The Zeiss EVO LS10 Scanning elect... Read More about Batch process esterification of lactic acid catalysed by cation-exchange resins for the production of environmental-friendly solvent..

Recovery of VOC from onshore and offshore shuttle tankers using structured membranes. (2015)
Conference Proceeding
AJAYI, A., SHEHU, H. and GOBINA, E. 2015. Recovery of VOC from onshore and offshore shuttle tankers using structured membranes. 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 and computer science (WCECS 2015), 21-23 October 2015, San Francisco, USA. Lecture notes in engineering and computer science, 2220. Hong Kong: Newswood Limited [online], pages 637-642. Available from: http://www.iaeng.org/publication/WCECS2015/WCECS2015_pp637-642.pdf

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

Morphological characterization and gas permeation of commercially available ceramic membrane. (2015)
Conference Proceeding
ORAKWE, I., NWOGU, N.C. and GOBINA, E. 2015. Morphological characterization and gas permeation of commercially available ceramic 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 and computer science (WCECS 2015), 21-23 October 2015, San Francisco, USA. Lecture notes in engineering and computer science, 2220. Hong Kong: Newswood Limited [online], pages 607-610. Available from: http://www.iaeng.org/publication/WCECS2015/WCECS2015_pp607-610.pdf

This work presents experimental results relating to the structural characterization of a commercially available alumina membrane. A {esc}gc{esc}s-alumina mesoporous tubular membrane has been used. Nitrogen adsorption-desorption, scanning electron mic... Read More about Morphological characterization and gas permeation of commercially available ceramic membrane..

Multi-layer silica ceramic membrane for flue gas and natural gas separations. (2015)
Conference Proceeding
NWOGU, N.C., ORAKWE, I.R. and GOBINA, E. 2015. Multi-layer silica ceramic membrane for flue gas and natural gas separations. 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 and computer science (WCECS 2015), 21-23 October 2015, San Francisco, USA. Lecture notes in engineering and computer science, 2220. Hong Kong: Newswood Limited [online], pages 651-655. Available from: http://www.iaeng.org/publication/WCECS2015/WCECS2015_pp651-655.pdf

The overall goal of this paper is to foster the development of new membrane technologies to improve manufacturing efficiency and reduce CO2 emissions. Hence, a multi-layered silica ceramic membrane with extremely low defect concentrations has been pr... Read More about Multi-layer silica ceramic membrane for flue gas and natural gas separations..

Statistical error tolerances of partial discharge recognition rates. (2015)
Conference Proceeding
MAS'UD, A.A., ELTAYEB, M., MUHAMMAD-SUKKI, F. and BANI, N.A. 2015. Statistical error tolerances of partial discharge recognition rates. In Proceedings of the Institute of Electrical and Electonic Engineers (IEEE) conference on sustainable utilization and development in engineering and technology (CSUDET 2015), 15-17 October 2015, Selangor, Malaysia. Piscataway: IEEE [online], article ID 7446217. Available from: https://dx.doi.org/10.1109/CSUDET.2015.7446217

This paper compares the statistical error tolerances of the single neural network (SNN) and the ensemble neural network (ENN) recognition efficiencies, when both the SNN and ENN are applied to recognize partial discharge (PD) patterns. Statistical fi... Read More about Statistical error tolerances of partial discharge recognition rates..

Comparison of contact measurement and free-space radiation measurement of partial discharge signals. (2015)
Conference Proceeding
JABER, A., LAZARIDIS, P., ZHANG, Y., UPTON, D., AHMED, H., KHAN, U., SAEED, B., MATHER, P., VIEIRA, M.F.Q., ATKINSON, R., JUDD, M. and GLOVER, I.A. 2015. Comparison of contact measurement and free-space radiation measurement of partial discharge signals. In Proceedings of 21st International conference on automation and computing 2015 (ICAC 2015), 11-12 September 2015, Glasgow, UK. Piscataway: IEEE [online], article ID 7313955. Available from: https://doi.org/10.1109/IConAC.2015.7313955

Two partial discharge (PD) measurement techniques, a contact measurement technique (similar to the IEC 60270 standard measurement) and a free-space radiation (FSR) measurement technique, are compared for the case of a floating electrode PD source. Th... Read More about Comparison of contact measurement and free-space radiation measurement of partial discharge signals..

Characteristics of electroluminescence phenomenon in virgin and thermally aged LDPE. (2015)
Conference Proceeding
BANI, N.A., ABDUL-MALEK, Z., AHMAD, H., MUHAMMAD-SUKKI, F. and MAS'UD, A.A. 2015. Characteristics of electroluminescence phenomenon in virgin and thermally aged LDPE. In Winie, T., Subban, R.H.Y. and Muhammad, F.H. (eds.) Proceedings of the 2015 international conference on applied sciences and industrial technology (ICASIT2015): physics and materials symposium, 24-26 February 2015, Negeri Sembilan, Malaysia. AIP conference proceedings, 1674. Melville, NY: AIP Publishing [online], paper 020005. Available from: https://doi.org/10.1063/1.4928822

High voltage cable requires a good insulating material such as low density polyethylene (LDPE) to be able to operate efficiently in high voltage stresses and high temperature environment. However, any polymeric material will experience degradation af... Read More about Characteristics of electroluminescence phenomenon in virgin and thermally aged LDPE..

Media usability circuit breakers for RTP-based interactive networked multimedia. (2015)
Conference Proceeding
FOUGH, N., VERDICCHIO, F., PERKINS, C. and FAIRHURST, G. 2015. Media usability circuit breakers for RTP-based interactive networked multimedia. In Proceedings of the 2015 Picture coding symposium (PCS 2015), co-located with the 2015 Packet video workshop (PV 2015), 31 May - 03 June 2015, Cairns, Australia. Piscataway: IEEE [online], pages 227-232. Available from: https://doi.org/10.1109/PCS.2015.7170080

With multimedia and Internet enabled devices being ubiquitous, mechanisms that ensure multimedia flows do not congest the Internet are crucial components of multimedia systems that are embraced rather than opposed by network service providers. The Re... Read More about Media usability circuit breakers for RTP-based interactive networked multimedia..

Analysis and hardware testing of cell capacitor discharge currents during DC faults in half-bridge modular multilevel converters. (2015)
Conference Proceeding
ABOUSHADY, A.A., AHMED, K.H. and JOVCIC, D. 2015. Analysis and hardware testing of cell capacitor discharge currents during DC faults in half-bridge modular multilevel converters. In Proceedings of the 11th Institution of Engineering and Technology (IET) International conference on AC and DC power transmission, 10-12 February 2015, Birmingham, UK. New York: IET [online], pages 1-7. Available from: https://doi.org/10.1049/cp.2015.0010

This paper focuses on the behaviour of the cell capacitor discharge currents during DC faults in half-bridge modular multilevel converters. Active switches, not designed for fault conditions, are tripped to minimize discharge currents effect on the s... Read More about Analysis and hardware testing of cell capacitor discharge currents during DC faults in half-bridge modular multilevel converters..

An initial study of single gas permeation using a commercial alumina membrane. (2015)
Conference Proceeding
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..

Hydrodynamic performance in mesoporous silica membrane for lactic acid and esterifiecation. (2015)
Conference Proceeding
OKON, E.P., SHEHU, H., KAJAMA, M.N, ORIMOLOYE, A.O., NWOGU, N.C., ORAKWE, I.R. and GOBINA, E. 2015. Hydrodynamic performance in mesoporous silica membrane for lactic acid and esterifiecation. 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 781-784. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp781-784.pdf

Ethyl Lactate has a lot of applications in different industries including food, pharmaceutical and agricultural processes. The esterification process of lactic acid and ethanol is a highly equilibrium-controlled reaction. The selective removal of one... Read More about Hydrodynamic performance in mesoporous silica membrane for lactic acid and esterifiecation..

Initial study of heterogeneous catalysts behaviour and carrier gas permeation with catalytic inorganic ceramic membrane for lactic acid esterification applications. (2015)
Conference Proceeding
OKON, E. and GOBINA, E. 2015. Initial study of heterogeneous catalysts behaviour and carrier gas permeation with catalytic inorganic ceramic membrane for lactic acid esterification applications. 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 1287-1291. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp1287-1291.pdf

Inorganic membranes continue to attract a lot of attention in various fields including industry and academia, due to the great potential they have shown in various applications. Recently, some studies have focused on the water -permeable metallic mem... Read More about Initial study of heterogeneous catalysts behaviour and carrier gas permeation with catalytic inorganic ceramic membrane for lactic acid esterification applications..

The use of nano-composite ceramic membranes for gas separations. (2015)
Conference Proceeding
SHEHU, H., OKON, E. and GOBINA, E. 2015. The use of nano-composite ceramic membranes for gas separations. 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 1225-1229. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp1225-1229.pdf

The preparation of composite ceramic inorganic membranes using different types of support with the aim to achieving high selectivity for lower hydrocarbons was studied. The pore size of the unmodified support was determined. Upon modification of the... Read More about The use of nano-composite ceramic membranes for gas separations..

Propylene oxidation using Pt-alumina impregnated catalytic membrane reactor. (2015)
Conference Proceeding
KAJAMA, M., NWOGU, N. and GOBINA, E. 2015. Propylene oxidation using Pt-alumina impregnated catalytic membrane reactor. 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 900-903. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp900-903.pdf

Pt/{esc}gc{esc}s-Al2O3 membrane was prepared through the evaporative-crystallization deposition method for volatile organic compounds (VOCs) destruction. SEM-EDXA observation, BET measurement, permeability assessment and the catalytic oxidation of pr... Read More about Propylene oxidation using Pt-alumina impregnated catalytic membrane reactor..

High performance valuation of CO2 gas separation ceramic membrane system. (2015)
Conference Proceeding
NWOGU, N.C., KAJAMA, M.N., OSUEKE, G. and GOBINA, E. 2015. High performance valuation of CO2 gas separation ceramic membrane system. 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 824-827. Available from: http://www.iaeng.org/publication/WCE2015/WCE2015_pp824-827.pdf

Atmospheric carbon dioxide emissions are considered as the greatest environmental challenge the world is facing today. The tasks to control the emissions include the recovery of CO2 from flue gas. This concern has been improved due to recent advances... Read More about High performance valuation of CO2 gas separation ceramic membrane system..