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Proof-of-concept prototype development of the self-propelled capsule system for pipeline inspection. (2017)
Journal Article
YAN, Y, LIU, Y., PÁEZ CHÁVES, J., ZONTA, F. and YUSUPOV, A. 2018. Proof-of-concept prototype development of the self-propelled capsule system for pipeline inspection. Meccanica [online], 53(8), pages 1997-2012. Available from: https://doi.org/10.1007/s11012-017-0801-3

This paper studies the prototype development for the self-propelled capsule system which is driven by autogenous vibrations and impacts under external resistance forces. This project aims for proof-of-concept of its locomotion in pipeline environment... Read More about Proof-of-concept prototype development of the self-propelled capsule system for pipeline inspection..

Multi-criteria evaluation of renewable and nuclear resources for electricity generation in Kazakhstan. (2017)
Journal Article
AHMAD, S., NADEEM, A., AKHANOVA, G., HOUGHTON, T. and MUHAMMAD-SUKKI, F. 2017. Multi-criteria evaluation of renewable and nuclear resources for electricity generation in Kazakhstan. Energy [online], 141, pages 1880-1891. Available from: https://doi.org/10.1016/j.energy.2017.11.102

Kazakhstan's electricity generation depends heavily on fossil fuels. Renewables and other non-fossil resources provide potential alternatives to diversify the electricity generation system. In this paper, various potential local non-fossil fuel resou... Read More about Multi-criteria evaluation of renewable and nuclear resources for electricity generation in Kazakhstan..

Interaction of urban heating and local winds during the calm intermonsoon seasons in the tropics. (2017)
Journal Article
OOI, M.C.G., CHAN, A., SUBRAMANIAM, K., MORRIS, K.I. and OOZEER, M.Y. 2017. Interaction of urban heating and local winds during the calm intermonsoon seasons in the tropics. Journal of geophysical research: atmospheres [online], 122(21), pages 11,499-11,523. Available from: https://doi.org/10.1002/2017JD026690

Rapid urbanization of cities has greatly modified the thermal and dynamic profile in the urban boundary layer. This paper attempts to study the interaction of urban heating and the local topographic-induced flow circulation for a tropical coastal cit... Read More about Interaction of urban heating and local winds during the calm intermonsoon seasons in the tropics..

Investigation of sand transport in an undulated pipe using computational fluid dynamics. (2017)
Journal Article
TEBOWEI, R., HOSSAIN, M., ISLAM, S.Z., DROUBI, M.G. and OLUYEMI, G. 2018. Investigation of sand transport in an undulated pipe using computational fluid dynamics. Journal of petroleum science and engineering [online], 162, pages 747-762. Available from: https://doi.org/10.1016/j.petrol.2017.11.003

A CFD model has been implemented to investigate the effects the pipe undulation on sand transport. Of particular interest of the present study is the sand deposition in small angled V-inclined bend relevant to oil and gas subsea flowlines where sand... Read More about Investigation of sand transport in an undulated pipe using computational fluid dynamics..

Numerical and experimental studies of stick-slip oscillations in drill-strings. (2017)
Journal Article
LIU, Y., PÁEZ CHÁVEZ, J., DE SA, R. and WALKER, S. 2017. Numerical and experimental studies of stick-slip oscillations in drill-strings. Nonlinear dynamics [online], 90(4), pages 2959-2978. Available from: https://doi.org/10.1007/s11071-017-3855-9

The cyclic nature of the stick-slip phenomenon may cause catastrophic failures in drill-strings or at the very least could lead to the wear of expensive equipment. Therefore, it is important to study the drilling parameters which can lead to stick-sl... Read More about Numerical and experimental studies of stick-slip oscillations in drill-strings..

External lightning protection system for wind turbine blades - aerodynamics. (2017)
Journal Article
AYUB, A.S., SIEW, W.H. and STICKLAND, M. 2017. External lighting protection system for wind turbine blades - aerodynamics. CIGRE science and engineering [online], 9, pages 55-62. Available from: https://e-cigre.org/publication/CSE009-cse-009

Many wind turbine blade manufacturers have installed lightning protection systems (particularly the down conductor) internally. Having the down conductor internally within the blades would indeed preserve their aerodynamic performance. However, the b... Read More about External lightning protection system for wind turbine blades - aerodynamics..

Flow noise identification using acoustic emission (AE) energy decomposition for sand monitoring in flow pipeline. (2017)
Journal Article
DROUBI, M.G., REUBEN, R.L. and STEEL, J.I. 2018. Flow noise identification using acoustic emission (AE) energy decomposition for sand monitoring in flow pipeline. Applied acoustics [online], 131, pages 5-15. Available from: https://doi.org/10.1016/j.apacoust.2017.10.016

In pipelines used for petroleum production and transportation, sand particles may be present in the multi-phase flow of oil and gas and water. The Acoustic Emission (AE) measurement technique is used in the field of sand monitoring and detection in t... Read More about Flow noise identification using acoustic emission (AE) energy decomposition for sand monitoring in flow pipeline..

CFD based investigations for the design of severe service control valves used in energy systems. (2017)
Journal Article
ASIM, T., CHARLTON, M. and MISHRA., R. 2017. CFD based investigations for the design of severe service control valves used in energy systems. Energy conversion and management [online], 153, pages 288-303. Available from: https://doi.org/10.1016/j.enconman.2017.10.012

Multistage severe service control valves are extensively used in various energy systems, such as oil & gas, nuclear etc. The primary purpose of such valves is to control the amount of fluid flow passing through them under extreme pressure changes. As... Read More about CFD based investigations for the design of severe service control valves used in energy systems..

Natural convective heat transfer in a walled CCPC with PV cell. (2017)
Journal Article
LI, W., PAUL, M.C., SELLAMI, N., MALLICK, T.K. and KNOX, A.R. 2017. Natural convective heat transfer in a walled CCPC with PV cell. Case studies in thermal engineering [online], 10, pages 499-516. Available from: https://doi.org/10.1016/j.csite.2017.10.009

The free convective heat transfer phenomenon in an isolated, walled CCPC with PV cell is studied experimentally at 1000 W/m2 irradiance and 28.5 {deg}C ambient temperature as well as 0{deg}, 10{deg}, 20{deg}, 30{deg} and 40{deg} incidences in indoor... Read More about Natural convective heat transfer in a walled CCPC with PV cell..

Corrosion properties of anodized titanium. (2017)
Journal Article
HLINKA, J., LASEK, S. and FAISAL, N. 2017. Corrosion properties of anodized titanium. Acta metallurgica Slovaca [online], 23(3), pages 270-275. Available from: https://doi.org/10.12776/ams.v23i3.982

In this paper corrosion properties and microstructure features of amorphous self-organised TiO2 nanotubes electrochemically deposited on titanium are discussed. There was titanium of second grade used as a substrate for these experiments. There was a... Read More about Corrosion properties of anodized titanium..

Experimental evaluation of a solar window incorporating rotationally asymmetrical compound parabolic concentrators (RACPC). (2017)
Journal Article
RAMIREZ-INIGUEZ, R., DECIGA-GUSI, J., FREIER, D., ABU-BAKAR, S.H. and MUHAMMAD-SUKKI, F. 2017. Experimental evaluation of a solar window incorporating rotationally asymmetrical compound parabolic concentrators (RACPC). Energy procedia [online], 130: proceedings of the 11th SNEC international photovoltaic power generation conference and exhibition (SNEC 2017), 17-20 April 2017, Shanghai, China, pages 102-107. Available from: https://doi.org/10.1016/j.egypro.2017.09.402

Building integrated photovoltaic (BIPV) systems have been proposed to make solar photovoltaic systems more attractive. These systems are not only capable of generating electricity, but can also contribute to minimise energy consumption in buildings b... Read More about Experimental evaluation of a solar window incorporating rotationally asymmetrical compound parabolic concentrators (RACPC)..

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..

Mixed-mode fracture characteristics of metal-to-metal adhesively bonded joints: experimental and simulation methods. (2017)
Journal Article
DROUBI, M.G., MCAFEE, J., HORNE, R.C., WALKER, S., KLAASSEN, C., CRAWFORD, A., PRATHURU, A.K. and FAISAL, N.H. 2017. Mixed-mode fracture characteristics of metal-to-metal adhesively bonded joints: experimental and simulation methods. Procedia structural integrity [online], 5: proceedings of the 2nd International conference on structural integrity (ICSI 2017), 4-7 September 2017, Funchal, Portugal, pages 40-47. Available from: https://doi.org/10.1016/j.prostr.2017.07.059

Fracture behavior of adhesively bonded joints subjected to mixed-mode (i.e. mode I+II) loading conditions is of importance in many industrial applications. This research therefore aims to characterise the failure behaviour of metal-to-metal (i.e. bot... Read More about Mixed-mode fracture characteristics of metal-to-metal adhesively bonded joints: experimental and simulation methods..

Efficiency improvement of vertical axis wind turbines with an upstream deflector. (2017)
Journal Article
STOUT, C., ISLAM, S., WHITE, A., ARNOTT, S., KOLLOVOZI, E., SHAW, M., DROUBI, G., SINHA, Y. and BIRD, B. 2017. Efficiency improvement of vertical axis wind turbines with an upstream deflector. Energy procedia [online], 118: proceedings of the 2nd International conference on advances on clean energy research (ICACER 2017), 7-9 April 2017, Berlin, Germany, pages 141-148. Available from: https://doi.org/10.1016/j.egypro.2017.07.032

The suitability of using an upstream deflector to improve the efficiency of a vertical axis wind turbine is presented in this study. A two-dimensional vertical axis wind turbine (VAWT) was modelled and simulated using ANSYS Fluent 14.0 computational... Read More about Efficiency improvement of vertical axis wind turbines with an upstream deflector..

Operational space control of a lightweight robotic arm actuated by shape memory alloy wires: a comparative study. (2017)
Journal Article
QUINTANAR-GUZMÁN, S., KANNAN, S., AGUILERA-GONZÁLEZ, A., OLIVARES-MENDEZ, M.A. and VOOS, H. 2019. Operational space control of a lightweight robotic arm actuated by shape memory alloy wires: a comparative study. Journal of intelligent material systems and structures [online], 30(9), pages 1368-1384. Available from: https://doi.org/10.1177/1045389x17721050

This article presents the design and control of a two-link lightweight robotic arm using shape memory alloy wires as actuators. Both a single-wire actuated system and an antagonistic configuration system are tested in open and closed loops. The mathe... Read More about Operational space control of a lightweight robotic arm actuated by shape memory alloy wires: a comparative study..

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..

An ensemble-boosting algorithm for classifying partial discharge defects in electrical assets. (2017)
Journal Article
MAS'UD, A.A., ARDILA-REY, J.A., ALBARACIN, R. and MUHAMMAD-SUKKI, F. 2017. An ensemble-boosting algorithm for classifying partial discharge defects in electrical assets. Machines [online], 5(3), article ID 18. Available from: https://doi.org/10.3390/machines5030018

This paper presents an ensemble-boosting algorithm (EBA) for classifying partial discharge (PD) patterns in the condition monitoring of insulation diagnosis applied for electrical assets. This approach presents an optimization technique for creating... Read More about An ensemble-boosting algorithm for classifying partial discharge defects in electrical assets..

A photocatalytic impeller reactor for gas phase heterogeneous photocatalysis. (2017)
Journal Article
TOKODE, O., PRABHU, R., LAWTON, L.A. and ROBERTSON, P.K.J. 2017. A photocatalytic impeller reactor for gas phase heterogeneous photocatalysis. Journal of environmental chemical engineering [online], 5(4), pages 3942-3948. Available from: https://doi.org/10.1016/j.jece.2017.07.068

A novel photocatalytic reactor based on a stirred tank configuration has been described. This reactor employs the use of photocatalytic impellers to aid the mass transport of gaseous organic compounds during photocatalytic reactions. Experiments invo... Read More about A photocatalytic impeller reactor for gas phase heterogeneous photocatalysis..

Effect of RF power on the structural and optical properties of zinc sulfide films. (2017)
Journal Article
CHALANA, S.R., SANKARARAMAN, S., PRABHU, R. and PILLAI, V.P.M. 2017. Effect of RF power on the structural and optical properties of zinc sulfide films. JOM: journal of the Minerals, Metals and Materials Society [online], 69(11), pages 2264-2271. Available from: https://doi.org/10.1007/s11837-017-2459-7

Zinc sulfide (ZnS) films were prepared via a radio frequency (RF) magnetron sputtering technique using different RF powers (100, 120, 150, and 180 W), and the effects of the RF power on the structural and optical properties of the films were studied... Read More about Effect of RF power on the structural and optical properties of zinc sulfide films..

A new weak area identification method in power system based on voltage stability. (2017)
Journal Article
AZIZ, N.F.A., RAHMAT, N.A., MUHAMMAD-SUKKI, F., RAHMAN, T.K.A., YASIN, Z.M., WAHAB, N.A. and SALIM, N.A. 2017. A new weak area identification method in power system based on voltage stability. Journal of telecommunication electronic and computer engineering [online], 9(2-11), pages 171-177. Available from: http://journal.utem.edu.my/index.php/jtec/article/view/2762/1967

Identification of voltage stability weak area in power system plays an important role in preventing the occurrence of voltage collapse. A fast and accurate identification method helps power system operators to apply voltage stability control action o... Read More about A new weak area identification method in power system based on voltage stability..