Research Repository

See what's under the surface


Inverse design of functional surfaces through low fidelity modelling. (2019)
Presentation / Conference
SAHARE, S., ASIM, T., KUBIAK, K., MISHRA, R. and NSOM, B. [2019]. Inverse design of functional surfaces through low fidelity modelling. To be presented at the 24th Congrès Français de Mécanique (CFM 2019), 26-30 August 2019, Brest, France.

Functional surfaces are extensively being designed for specific purposes within various industries. The inspiration for many of such surfaces has been derived from biological entities such as shark skin etc. In industry, various surfaces are created... Read More

Effect of surface roughness on the aerodynamic performance of an articulated truck-trailer assembly. (2019)
Presentation / Conference
ASIM, T., UBBI, K., MISHRA, R. and NSOM, B. [2019]. Effect of surface roughness on the aerodynamic performance of an articulated truck-trailer assembly. To be presented at the 24th Congrès Français de Mécanique (CFM 2019), 26-30 August 2019, Brest, France.

Aerodynamic drag is the most dominant resistive force to the motion of a vehicle, several methods of drag reduction have been applied over the years; these mainly include shape modification and add-on devices. A novel method to improve drag response... Read More

Visualisation of turbulent structures in a centrifugal pump’s volute using large eddy simulation. (2019)
Presentation / Conference
ASIM, T., MISHRA, R. and NSOM, B. [2019]. Visualisation of turbulent structures in a centrifugal pump’s volute using large eddy simulation. To be presented at the 24th Congrès Français de Mécanique (CFM 2019), 26-30 August 2019, Brest, France.

Centrifugal pumps are an integral part of process and chemical industries around the globe. The flow within vaneless volutes of centrifugal pumps is highly turbulent and three-dimensional. Conventional flow modelling techniques are usually incapable... Read More

Hydrophobically associating polymers for enhanced oil recovery – part b: a review of modelling approach to flow in porous media. (2019)
Journal Article
AFOLABI, R.O., OLUYEMI, G.F., OFFICER, S. and UGWU, J.O. 2019. Hydrophobically associating polymers for enhanced oil recovery – part b: a review of modelling approach to flow in porous media. Journal of molecular liquids [online], In Press. Available from: https://doi.org/10.1016/j.molliq.2019.111495

Polymer flow in porous media represents an entirely different scenario compared to bulk flow analysis using viscometers. This is due to the geometry and configuration of the medium which is made up of converging-diverging flow paths. In this article,... Read More

Optimal distributed generation in green building assessment towards line loss reduction for Malaysian public hospital. (2019)
Journal Article
AMRAN, M.E., MUHTAZARUDDIN, M.N., BANI, N.A., KAIDI, H.M., HASSAN, M.Z., SARIP, S. and MUHAMMAD-SUKKI, F. 2019. Optimal distributed generation in green building assessment towards line loss reduction for Malaysian public hospital. Bulletin of electrical engineering and informatics [online], 8(4), pages 1180-1188. Available from: https://doi.org/10.11591/eei.v8i4.1624

This paper presents an optimization approach for criteria setting of Renewable Distributed Generation (DG) in the Green Building Rating System (GBRS). In this study, the total line loss reduction is analyzed and set as the main objective function in... Read More

A new CFD approach for proppant transport in unconventional hydraulic fractures. (2019)
Journal Article
SURI, Y., ISLAM, S.Z. and HOSSAIN, M. 2019. A new CFD approach for proppant transport in unconventional hydraulic fractures. Journal of natural gas science and engineering [online], 70, article number 102951. Available from: https://doi.org/10.1016/j.jngse.2019.102951

For hydraulic fracturing design in unconventional reservoirs, the existing proppant transport models ignore the fluid leak-off effect from the fracture side wall and the effect of fracture roughness. In this paper, a model is proposed using three-dim... Read More

Evaluation of the interactions between oilfield chemicals and reservoir rocks. (2019)
Journal Article
WUYEP, E.O., OLUYEMI, G.F., YATES, K. and AKISANYA, A.R. 2019. Evaluation of interactions between oilfield chemicals and reservoir rocks. Natural resources research [online], In Press. Available from: https://doi.org/10.1007/s11053-019-09523-3

Sand failure and production occurs when the formation stress exceeds the strength of the formation which is derived majorly from the natural material that cements the sand grain and cohesive forces. This study investigates the effects of scale inhibi... Read More

Effect of oleic acid coating of iron oxide nanoparticles on properties of magnetic polyamide-6 nanocomposite. (2019)
Journal Article
GUPTA, R., PANCHOLI, K., DE SA, R., MURRAY, D., HUO, D., DROUBI, G., WHITE, M., NJUGUNA, J. 2019. Effect of oleic acid coating of iron oxide nanoparticles on properties of magnetic polyamide-6 nanocomposite. JOM [online], OnlineFirst. Available from: https://doi.org/10.1007/s11837-019-03622-5

This work reports the development and testing of a magnetic polymer (Polyamide 6, PA6) nanocomposite capable of melting when exposed to an external magnetic field. Addition of high concentrations of iron oxide nanoparticles (NPs) can induce quick mel... Read More

Improved design of a DC-DC converter in residential solar photovoltaic system. (2019)
Journal Article
DARAMEIČIKAS, M., MUHAMMAD-SUKKI, F., ABU-BAKAR, S.H., SELLAMI, N., BANI, N.A., MUHTAZARUDDIN, M.N., MUS'UD, A.A. and ARDILA-REY, J.A. 2019. Improved design of a DC-DC converter in residential solar photovoltaic system. International journal of power electronics and drive systems [online], 10(3), pages 1476-1782. Available from: http://ijpeds.iaescore....rticle/view/19860/12873

With growing demand in renewable energy, solar photovoltaic (PV) technology is becoming more popular. A number of research has been carried out to increase the efficiency of the PV system. One of them is improving the Switch Mode Power Supplies (SMPS... Read More

Potential of floating solar technology in Malaysia. (2019)
Journal Article
JAMALLUDIN, M.A.S., MUHAMMAD-SUKKI, F., ABU-BAKAR, S.H., RAMLEE, F., MUNIR, A.B., BANI, N.A., MUHTAZARUDDIN, M.N., MAS'UD, A.A., ARDILA-REY, J.A., AYUB, A.S. and SELLAMI, N. 2019. Potential of floating solar technology in Malaysia. International journal of power electronics and drive system [online], 10(3), pages 1638-1644. Available from: http://ijpeds.iaescore....rticle/view/19858/12888

Solar energy is a natural source of energy and is tremendously abundant. The concept of floating solar is to fulfil and to support the existing energy supply in order to enhance the human life. The floating solar exploits the massive availability of... Read More

Thermal characterization of commercial electric radiators. (2019)
Journal Article
ASIM, T., ZALA, K., MISHRA, R., CONOR, F., CONOR, S., MIAN, N. and NSOM, B. 2019. Thermal characterization of commercial electric radiators. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 27-31. Available from: https://apscience.org/c...omadem/article/view/143

Electric radiators with a storage element are commonly used to provide heating in cold weather. The thermal performance of an electric radiator is dependent on a number of key design features such as the core material, shape of radiator’s outer surfa... Read More

Development of a novel methodology for calculating the thermal efficiency of clean fuel boilers based on error analysis method. (2019)
Journal Article
LIU, X., ASIM, T., ZHU, G., ZHANG, Y. and MISHRA, R. 2019. Development of a novel methodology for calculating the thermal efficiency of clean fuel boilers based on error analysis method. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 5-9. Available from: https://apscience.org/c...omadem/article/view/140

Clean fuel boilers often use natural gas and wood pellets as their primary fuel, which result in reduced emissions from the boiler. Accurate determination of the thermal efficiency of these boilers plays a vital role in appropriately controlling the... Read More

Effects of asymmetric flow within vaneless diffuser on the performance characteristics of the compressor stage of a turbocharger. (2019)
Journal Article
AHMED, N., ASIM, T. and MISHRA, R. 2019. Effects of asymmetric flow within vaneless diffuser on the performance characteristics of the compressor stage of a turbocharger. International journal of condition monitoring and diagnostic engineering management [online], 22(2), pages 39-57. Available from: https://apscience.org/c...omadem/article/view/147

Modern engines use turbocharger that provides the extra boost to the engines and hence helps in downsizing. Turbochargers comprise of the turbine stage, bearing housing and the compressor stage. Compressor Stage helps in providing compressed air to t... Read More

Experimental investigations on a grate incinerator of L-shaped flame fuelled by rural solid waste. (2019)
Journal Article
LIU, X., ASIM, T., ZHU, G., ZHANG, Y. and MISHRA, R. 2019. Experimental investigations on a grate incinerator of L-shaped flame fuelled by rural solid waste. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 11-19. Available from: https://apscience.org/c...omadem/article/view/148

In this article, investigations on the structural parameters and aerodynamic characteristics of the furnace arches of a small scale L-shaped flame incinerator for the disposal of rural solid waste are carried out. A novel configuration of furnace arc... Read More

Design for additive manufacturing and its effect on the performance characteristics of a control valve trim. (2019)
Journal Article
SINGH, D., CHARLTON, M., ASIM, T. and MISHRA, R. 2019. Design for additive manufacturing and its effect on the performance characteristics of a control valve trim. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 59-67. Available from: https://apscience.org/c...omadem/article/view/145

Additive Manufacturing methods have been gaining popularity over the traditional manufacturing methods in the past three decades due to shorter product development cycles and reduced manufacturing costs. Selective Laser Melting is one of the most pop... Read More

Effects of blade tapering on the performance of vertical axis wind turbines analysed through advanced visualization techniques. (2019)
Journal Article
ZAHARIEV, M., ASIM, T., MISHRA, R. and NSOM, B. 2019. Effects of blade tapering on the performance of vertical axis wind turbines analysed through advanced visualization techniques. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 69-74. Available from: https://apscience.org/c...omadem/article/view/146

Harnessing the wind energy effectively and efficiently, to fulfil the ever increasing energy demands, has long been an area of active research. This research study is aimed at exploring the blade design of a small-to-medium sized Savonius type Vertic... Read More

Flow visualization within a ventricular inhaler device using open source CFD for performance enhancement. (2019)
Journal Article
AHMED, N., ASIM, T., MISHRA, R. and NSOM, B. 2019. Flow visualization within a ventricular inhaler device using open source CFD for performance enhancement. International journal of monitoring and diagnostic engineering management [online], 22(2), pages 21-26. Available from: https://apscience.org/c...omadem/article/view/142

A Ventricular Inhaler Device (VID) is used as a quick-relief medication for treating wheezing and shortness of breath. VID uses Albuterol (a bronchodilator) to relax muscles and open airways. The flow distribution of Albuterol within the VID is the p... Read More

Experimental investigation on micro milling of polyester/halloysite nano-clay nanocomposites. (2019)
Journal Article
FU, G., HUO, D., SHYHA, I., PANCHOLI, K. and SAHARUDIN, M.S. 2019. Experimental investigation on micro milling of polyester/halloysite nano-clay nanocomposites. Nanomaterials [online], 9(7), article number 917. Available from: https://doi.org/10.3390/nano9070917

Efficient machining of the polyester nanocomposite components requires a better understanding of machinability characteristics of such material, which has become an urgent requirement for modern industrial production. In this research, the micro-mill... Read More

Hydrophobically associating polymers for enhanced oil recovery – part a: a review on the effects of some key reservoir conditions. (2019)
Journal Article
AFOLABI, R.O., OLUYEMI, G.F., OFFICER, S. and UGWU, J.O. 2019. Hydrophobically associating polymers for enhanced oil recovery – part a: a review on the effects of some key reservoir conditions. Journal of petroleum science and engineering [online], 180, pages 681-698. Available from: https://doi.org/10.1016/j.petrol.2019.06.016

Research advancement in polymer flooding for Enhanced Oil Recovery (EOR) has been growing over the last decade. This growth can be tied to increased funding towards the development of superior polymers such as hydrophobically associating polymers whe... Read More

Indentation based strength analysis of adhesively bonded leading-edge composite joints in wind turbine blades. (2019)
Journal Article
DROUBI, M.G., FOSBROOKE, C., MCCONNACHIE, J. and FAISAL, N.H. 2019. Indentation based strength analysis of adhesively bonded leading-edge composite joints in wind turbine blades. SN applied sciences [online], (accepted). Available from: https://doi.org/10.1007/s42452-019-0735-6

Wind turbine is a source of non-polluting renewable energy. Whether a wind turbine is viable depends entirely on the structural integrity of turbine blade. To assess the structural integrity of wind turbine blades it is necessary to investigate the l... Read More