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  Dataset on the carbon dioxide, methane and nitrogen high-pressure sorption properties of South African bituminous coals 

  Okolo, Gregory N.; Everson, Raymond C.; Neomagus, Hein W.J.P.; Bunt, John R.; Sakurovs, Richard (Elsevier, 2019)

  The dataset presented in this article supplements the result and information published in the report “The carbon dioxide, methane and nitrogen high-pressure sorption properties of South African bituminous coals” (Okolo et ...
• Stepwise global sensitivity analysis of a physics-based battery model using the Morris method and Monte Carlo experiments 

  Janse van Rensburg, A.; Van Schoor, G.; Van Vuuren, P.A. (Elsevier, 2019)

  Physics-based battery models can be very complex and require careful experimental validation, but yield greater insights into the internal processes and their interactions than other cell modelling approaches. The complexity ...
• The effects of bismuth and tin on the mechanochemical processing of aluminum-based composites for hydrogen generation purposes 

  Du Preez, S.P.; Bessarabov, D.G. (Elsevier, 2019)

  The work described in this paper forms part of a study on the mechanochemical processing of Al with dissimilar metals for hydrogen generation purposes. Here, in an effort to contain the cost of the activation of Al, we ...
• Quantification and propagation of neutronics uncertainties of the Kozloduy-6 VVER-1000 fuel assembly using SCALE 6.2.1 within the NEA/OECD benchmark for uncertainty analysis in modelling of LWRs 

  Nyalunga, G.P.; Naicker, V.V.; Ivanov, K. (Elsevier, 2019)

  This work is based on the benchmark for uncertainty analysis in modelling of light water reactors compiled by the Nuclear Energy Agency within the Organisation for Economic Cooperation and Development (OECD/NEA). The ...
• Performance of various cyanide degrading bacteria on the biodegradation of free cyanide in water 

  Razanamahandry, L.C.; Malenga, E.; Fosso-Kankeu, E.; Onwordi, C.T.; Saban, W. (Elsevier, 2019)

  This study reports on the biodegradation of free cyanide (FCN) by cyanide degrading bacteria (CDB) that were isolated from mining wastewater and thiocyanate containing wastewater. The performance of these isolates was ...
• Editor's page 

  Hattingh, Teresa; Direito, Ines; Polmear, Madeline; Jensen, Karin; Klassen, Mike (Wiley, 2019)
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  Biosorption of Fe (II) from aqueous solution by brewing waste: equilibrium and kinetic studies 

  Akinpelu, Enoch Akinbiyi; Fosso-Kankeu, Elvis; Waanders, Frans (Japan Society on Water Environment, 2019)

  The physicochemical analysis of surface water of Mooi and Vaal rivers network indicated that the concentration of iron was far above the required limit by the South Africa water regulation. In this study, brewing waste was ...
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  Applications of additive manufacturing at selected South African universities: promoting additive manufacturing education 

  Alabi, Micheal Omotayo; De Beer, Deon; Wichers, Harry (Emerald, 2019)

  Purpose This paper aims to provide a comprehensive overview of the recent applications of additive manufacturing (AM) research and activities within selected universities in the Republic of South Africa (SA). Design/ ...
• Optimization of a residential heat pump system 

  Carter, T.E.; De Kock, J.A. (IEEE, 2019)

  With the constant increase in electrical energy costs in South Africa, households need to look at ways to either decrease their electrical energy usage or ways to supply their own electrical energy. This paper looks at the ...
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  Application of exergy-based fault detection in a gas-to-liquids process plant 

  Greyling, Sarita; Marais, Henri; Van Schoor, George; Uren, Kenneth Richard (MDPI, 2019)

  Fault detection and isolation (FDI) within the petrochemical industries (PCIs) is largely dominated by statistical techniques. Although a signal-based technique centered on exergy flows within a process plant was proposed, ...
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  Metagenomic profiling dataset of bacterial communities of a drinking water supply system (DWSS) in the arid Namaqualand region, South Africa: source (lower Orange River) to point-of-use (O'Kiep) 

  Erdogan, Innocentia G.; Fosso-Kankeu, Elvis; Waanders, Frans B.; Mekuto, Lukhanyo; Ntwampe, Seteno K.O. (Elsevier, 2019)

  The metagenomic data presented herein contains the bacterial community profile of a drinking water supply system (DWSS) supplying O'Kiep, Namaqualand, South Africa. Representative samples from the source (Orange River) to ...
• Applying spontaneous adiabatic test procedure to determine CO2 gasification reactivity and kinetics of coal for UCG applications 

  Van Dyk, J.C.; Brand, J.F. (PCC, 2018)

  UCG is a gasification process used to produce synthesis gas from coal in situ (underground in the coal seam) by injecting air or oxygen, with or without steam, into coal seams and extracting the product gas via the ...
• Experimental study on liquid hydrocarbon formation during pressurized underground coal gasification conditions 

  Van Dyk, J.C.; Waanders, F.B.; Brand, J.F.; Nguyen, M.; Scheithauer, D. (2018)

  UCG is a gasification process used to produce synthesis gas from coal in situ (underground in the coal seam) by injecting air or oxygen, with or without steam, into coal seams and extracting the product gas via surface ...
• Modelling of convection heat transfer in ducts in 1D systems codes 

  Du Toit, Charl G.; Van Antwerpen, Herman J. (IHTC, 2018)

  Convection heat transfer between a solid and a fluid plays a crucial role in amongst others ducts in heat exchangers, the riser tubes in reactor cavity cooling systems and between the graphite and coolant channels in the ...
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  Photocatalytic activity of Gd2O2CO3·ZnO·CuO nanocomposite used for the degradation of phenanthrene 

  Mukwevho, Nthambeleni; Fosso-Kankeu, Elvis; Waanders, Frans; Kumar, Neeraj; Ray, Suprakas Sinha (Springer, 2019)

  Multimetal oxides nanocomposite photocatalysts based on Gd2O2CO3·ZnO·CuO were prepared by a co-precipitation method and carefully characterized using a range of analytical techniques. More specifically, analysis by X-ray ...
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  Network resonance detection using harmonic active power 

  Bottenberg, Agknaton; Peterson, Brandon; Rens, Johan; Debruyne, Colin; Knockaert, Jos (IEEE, 2018)

  Resonances in electrical distribution systems can result in amplification of harmonics, which is undesirable in electrical networks. To avoid intrusive measurement techniques, in the majority of the cases network modeling ...
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  Parameter analysis of the Jensen-Shannon divergence for shot boundary detection in streaming media applications 

  De Klerk, M.G.; Venter, W.C.; Hoffman, A.J. (SAIEE, 2018)

  : Shot boundary detection is an integral part of multimedia, be it video management or video processing. Multiple boundary detection techniques have been developed throughout the years, but are only applicable to very ...
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  Groundwater monitoring during underground coal gasification 

  Van Dyk, J.C.; Strydom, C.A.; Waanders, F.B.; Brand, J. (SAIMM, 2018)

  Underground coal gasification (UCG) is a fast-emerging, in situ mining technology that provides access to low-cost energy through the utilization of coal reserves that are currently not technically or economically exploitable ...
• Analysis of metal-laden water via portable X-ray fluorescence spectrometry 

  Pearson, Delaina; Koch, Jaco; Van Deventer, Piet; De Wet, Jandre; Weindorf, David C. (Elsevier, 2018)

  A rapid method for in-situ elemental composition analysis of metal-laden water would be indispensable for studying polluted water. Current analytical lab methods to determine water quality include flame atomic absorption ...
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  PWM and duty ratio switching of multiple input converters using FPGAs: a digital logic circuit and VHDL hybrid approach 

  Jiya, Immanuel N.; Snyman, Wian; Gouws, Rupert; Gurusinghe, Nicoloy (Science Publishing Corporation, 2018)

  This paper presents work that addresses the need for the simultaneous switching of the gate signals of controllable switches in multiple input DC-DC converters. A hybrid approach of implementing the gate signal switching ...

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