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Now showing items 52-71 of 136

Geohydrological Parameters Estimation from Electrical Resistivity Applications to the Dahomey Basin of Nigeria

Oke, S.A. (15th SAGA Biennial Conference & Exhibition, 2017)

An alternative approach of estimating geohydrological parameters using the electrical resistivity method in investigating aquifer hydrological properties is presented in this research. The application of electrical resistivity ...
Grid-interactive micro-hydrokinetic with pumped-hydro storage: The case study of three South African demand sectors

Koko, S.P.; Kusakana, K.; Vermaak, H.J. (IEEE: International Conference on the Domestic Use of Energy (DUE), 2017)

This paper investigates the operation of different demand sector such as residential, commercial and industrial load profiles when supplied with a grid tied micro-hydrokinetic pumped-hydro storage (MHK-PHS) hybrid system. ...
Hydro aeropower, an option for electricity cost reduction in farming applications

Kusakana, K. (IEEE: International Conference on the Industrial and Commercial Use of Energy (ICUE), 2017)

This paper develops a model which can be used to minimize the electricity cost of South African farms through the usage of a wind pump with pico hydro generator and a borehole in pumped hydro storage configuration ...
Images of Central Areas: A Comparative Analysis between South Africa and European Cities

Das, Dillip Kumar (Proceedings of Planning Africa Conference, 2016)

Central areas depict distinct images of cities. Increasingly, it is seen that the significance of the designated central areas in many cities across the world has been relegated because of the up market developments ...
The impact of atmospheric conditions on the sustainability of a PV system in a semi-arid region: A case study from South Africa

Hertzog, Pierre E; Swart, Arthur James (IEEE Explore: Electrical Engineering/Electronics, Computer, Telecommunications and Information Technology (ECTI-CON), 2016 13th International Conference, 2016)

Varying atmospheric conditions can exert a significant negative impact on the amount of energy that is produced by a photovoltaic solar system. The purpose of this research is to present empirical data contrasting the ...
Impact of demand profiles on grid-interactive photovoltaic systems in Bloemfontein: A case study

Kusakana, Kanzumba (IEEE AFRICON, 2017)

In this paper the impact brought by different demand sector profiles on the daily operational cost and optimal scheduling of grid connected photovoltaic system with bidirectional power flow is analysed for the specific ...
IMPACT OF DIFFERENT LOAD PROFILES ON SIZING AND PERFORMANCE OF A MICRO-HYDROKINETIC-BATTERY BASED HYBRID SYSTEM

Koko, S.P.; Kusakana, K.; Vermaak, H.J. (Stellenbosch: Conference: Proceedings of the 25th Southern African Universities Power Engineering Conference, 2017)

Hydrokinetic hybrid systems are gaining more interest since hydrokinetic technology has proved to offer a cost-effective electrification solution. Very few research studies on sizing and optimization of micro-hydrokinetic-battery ...
The Impact of Student Unrest on Freshmen Engineering Students in South Africa

Swart, Arthur James; Hertzog, Pierre Eduard (IEEE Xplore: IEEE Global Engineering Education Conference (EDUCON), 2017)

In 2016 alone, Google Scholar listed 301 results for “student unrest”. These results listed countries such as South Africa, Nigeria, India, Canada and the USA. The devastating effects of student unrest on student ...
IN-SITU ALLOYING PROCESS OF TI6AL4V-xCU STRUCTURES BY DIRECT METAL LASER SINTERING

Kinnear, A.; Dzogbewu, T. C.; Yadroitsava, I.; Yadroitsev, I. (SUNConferences, 17th Annual Conference of the Rapid Product Development Association of South Africa, 2016)

In this paper the fabrication of in-situ Ti6Al4V-xCu alloy structures by DMLS are investigated. Ti6Al4V is a commonly used biomedical alloy because of it suitable mechanical and biocompatible properties. Copper is a proven ...
Influence of Administrative and Political Authorities’ Decisions on the Construction of Community Development Projects in India

Das, Dillip Kumar (5THCMCONFERENCE, NOV2016, )

Construction of community development projects, particularly in rural areas of India is a challenge. Administrative and political authority decisions play a major role on the construction of these projects. Therefore, ...
INFLUENCE OF SMART MOBILE TRAVEL APPS ENABLED TAXIS ON LOCAL URBAN ROAD TRANSPORTATION SYSTEMS IN DEVELOPING COUNTRIES

DAS, D.; NGOBENI, T. (36th Southern African Transport Conference (SATC), 2017)

Innovation and technology are critical to reinforce sustainability in road transportation. In recent years’ smart technologies such as ‘Smart Mobile Travel Apps’ are influencing mobility particularly in cities. For example, ...
INTEGRATING INFORMATION AND COMMUNICATION TECHNOLOGY AS A SOLUTION TO SUSTAINABLE ROAD TRANSPORTATION IN SOUTH AFRICA

FEIKIE, X; DAS, D.; MOSTAFA, M. (36th Southern African Transport Conference (SATC), 2017)

Initiatives have long been taken to attain sustainable road transportation system across the world, including South Africa. Despite the various initiatives, sustainable road transportation in South African cities remains ...
Integration of inverter constraints in geometrical quantification of the optimal solution to an MPC controller

Raath, J.; du Toit Mouton, H.; Geyer, T. (IEEE Xplore: Control and Modeling for Power Electronics (COMPEL), 2016 IEEE 17th Workshop, )

This paper considers a model predictive controller with reference tracking that manipulates the integer switch positions of a power converter. It can be shown that the optimal switch position can be computed without ...
Internet of Things based Framework for Public Transportation Fleet Management in Free State, South Africa

Shoman, A; Masinde, M; Hassan, M Mostafa (SURT Research group: Department of Civil Engineering1,2,Department of Information Technology, Central University of Technology, Free State, South Africa, 2015)

Thestudybasedonbestframeworkdesignusinginternetofthings(IoT).IoTreferstoanestablishedcommunicationbetweenidentifiedthingsthroughinternet;likesensors,tags,WirelessSensorNetwork(WSN),Radio-FrequencyIdentification(RFID),GPS ...
Investigating the Dynamics of Knowledge Acquisition in Learning Using Differential Equations

Makanda, Gilbert; Sypkens, Roelf (World Academy of Science, Engineering and Technology International Journal of Mathematical and Computational Sciences, 2017)

A mathematical model for knowledge acquisition in teaching and learning is proposed. In this study we adopt the mathematical model that is normally used for disease modelling into teaching and learning. We derive ...
Investigating the low pass-rate of CCNA1 students at the Central University of Technology

Mpekoa, Noluntu (African Engineering Education Association Conference, CUT, FS, 2016)

The field of Information Technology (IT) has experienced rapid change over the past few decades. Since the late 90’s, many businesses in the IT industry begun to require certifications for specific technologies. Corporations ...
m-Government maturity model: A qualitative investigation

Dlamini, Diteboho Refiloe; Mpekoa, Noluntu (International Conference on Information Society (i-Society), 2017)

Mobile government is gaining significant attention worldwide. Mobile phone penetration offers government a number of opportunities, including offering governments services to citizens via these ambiguous devices. This ...
Mainstreaming Social Sustainability into Infrastructure Delivery Systems: Are There Any Benefits? A Stakeholders’ Perspective

Awuzie, Bankole; Monyane, Thabiso (11th Built Environment Conference, 2017)
Making Software Humane: The Effects of Affective and Anthropomorphism on the Adoption of an M-Health Application

Coetzer, J.; Grobbelaar, L.; Masinde, M.E. (Proceedings of SAICSIT, 2017)

With the proliferation of mobile devices, provision of M-health care services has become feasible even in the remotest villages of Africa. Research however shows that many M-health initiatives have not been adopted and ...
MANAGING CONSTRUCTION LABOUR PRODUCTIVITY IMPROVEMENT IN GAUTENG

OKORAFOR, CHIKEZIRIM; EMUZE, FIDELIS; DAS, DILLIP KUMAR (International Conference on Infrastructure Development in Africa, 2016)

Labor is an important factor in the development of the construction industry and therefore understanding its contribution productivity performance is crucial. This is a requirement for informed targeted actions that would ...

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