Browsing Research articles (Dept of Mechanical Engineering) by Title

Now showing items 9-28 of 48

  • Continuing professional development for practicing engineers in developing economies 

    Oladiran, M. T. (Institute of Electrical and Electronics Engineers (IEEE), http://ieeexplore.ieee.org/xpl/RecentIssue.jsp?punumber=13, 1999-08)
    This paper presents the results of an investigation to determine the level of continuing professional development (CPD) for engineers in developing countries. Questionnaires were administered randomly to engineers of ...

  • Coupled buckling design of steel laced columns 

    Uziak, J.; Gizejowski, M. (University of Botswana, 2009)
    A new design developed by the authors that gives an opportunity to account for the interaction of different modes of buckling is presented.Eurocode 3 model is used as the reference model, an equivalent geometric imperfection ...

  • Cyclic plasticity of polycrystalline nickel under axial–torsional loading 

    Batane, N.R.; Morrison, D.J.; Moosbrugger, J.C. (Elsevier, www.elsevier.com, 2010)
    The axial–torsional cyclic deformation behavior of polycrystalline nickel was investigated by performing fully reversed plastic strain amplitude controlled fatigue experiments at effective plastic strain amplitudes ranging ...

  • Designing architect's brief for a Faculty of Engineering 

    Oladiran, M.T.; Foster, J. (Trans Tech Publications http://www.scientific.net/AMR.62-64.551, 2009)
    A team of academics produced a Design Brief (DB) to assist architects design a scholarly physical environment for modern engineering education and research. The information gathered from external and internal sources was ...

  • Domestic use of electrical energy from wind energy in Botswana 

    Dimitrova, J.; Slivkov, G. (University of Botswana, Faculty of Engineering and Technology, http://ajol.info/index.php/bjt, 1998-04)
    This paper presents an examination of the possibility of using wind turbines generating electricity for households in the remote rural areas of Botswana. On the basis of theoretical consideration of the wind system generating ...

  • Draught requirements of enamel coated animal drawn mouldboard plough 

    Loukanov, I. A.; Uziak, J.; Michalek, J. (Czech Academy of Agricultural Sciences http://agriculturejournals.cz/web/RAE.htm, 2005)
    The power requirement of tillage implements is an important design consideration particularly for animal-drawn implements where the power is limited. The paper presents the possibility of reduction in the draught requirements ...

  • Energy and exergy analyses of energy consumptions in the industrial sector in South Africa 

    Meyer, J.P. (Elsevier Science Ltd, http://www.elsevier.com/locate/apenergy, 2007)
    The energy-utilization over a 10-year period (1994–2003) has been analysed for the South African industrial sector, which consumes more primary energy than any other sector of the economy. Four principal sub-sectors, ...

  • Energy and exergy analyses of energy consumptions in the industrial sector in South Africa 

    Oladiran, M.T.; Meyer, J.P. (Elsevier http://www.elsevier.com, 2007)
    The energy-utilization over a 10-year period (1994–2003) has been analysed for the South African industrial sector, which consumes more primary energy than any other sector of the economy. Four principal sub-sectors, ...

  • Energy applications in Botswana 

    Oladiran, M.T. (Elsevier Science Ltd, http://www.elsevier.com/wps/find/journaldescription.cws_home/269/description#description, 1995)
    Botswana depends heavily on imported petroleum products for all premium applications. However, there is an abundant reserve of coal and other alternative sources of energy. This paper presents the energy trends and the ...

  • Energy losses in a ram press machine for vegetable oil expression 

    Uziak, J.; Loukanov, I. A. (Dalhousie University, 2009)

  • Engineering education in Botswana 

    Foster, J. D. G. (Tempus Publications http://www.ijee.ie/, 2002)
    The economy of Botswana has grown rapidly since it became independent in 1966, but the population is only 1.7 million. Engineering construction projects are of large scale. The University of Botswana offers engineering ...

  • Experimental assessment of locomotive brake blocks-case studies of Botswana Railways 

    Mmusi, M.; Batane, N.R. (University of Botswana, www.ub.bw, 2011)
    The brake blocks employed on Botswana Railways locomotives have been found to fail frequently resulting in increased maintenance and operational costs. The paper presents the metallurgical and mechanical properties of two ...

  • A fourier method of determining the speed fluctuation coefficient of a general slideer-crank mechanism 

    Uziak, J.; Foster, J.D.G. (University of Botswana, Faculty of Engineering and Technology, http://ajol.info/index.php/bjt, 2001-10)
    In this paper a method is presented which enables the solution of the equation of motion of the slider-crank mechanism. Expansion of functions into Fourier series is used in this method, whereby the solution of the equation ...

  • A fourier method of determining the speed fluctuation coefficient of a general slider-crank mechanism 

    Uziak, J.; Foster, J.D.G. (University of Botswana, 2001)
    In this paper a method is presented which enables the solution of the equation of motion of the slider-crank mechanism. Expansion of functions into Fourier series is used in this method, whereby the solution of the equation ...

  • Fundamentals of coal gasification technology and its relevance to Botswana coal industry 

    Khartchenko, N.V.; Oladiran, M.T.; Douglass, G.W. (University of Botswana, http://www.ub.bw, 1999)
    Coal is plentiful in many parts of the world but its combustion can create severe environmental and aesthetic problems.In the past three decades, the cost of crude oil and natural gas has been unstable and the reserves of ...

  • Introduction to general education courses to engineering programmes at the University of Botswana 

    Uziak, J.; Oladiran, M. T. (Tempus Publications http://www.ijee.ie/, 2009)
    Complementary studies are fundamental for accreditation of engineering programmes in line with the Washington Accord. This paper presents the experiences of the University of Botswana in introducing General Education Courses ...

  • Investigating the pumping process of a resonance-vibrating pump for medium-depth boreholes 

    Loukanov, I. A. (Research in Agricultural Engineering http://journals.uzpi.cz/web/RAE.htm, 2007)
    This paper deals with the pumping process of a resonance-vibrating pump, which utilizes the resonance vibrations of one degree-of-freedom oscillating system. The pump is powered by a mechanical shaker consisting of ...

  • The level of recycling operations in Botswana 

    Ketlogetswe, C.; Kemoeng, L.L.; Nato, L.T. (University of Botswana, www.ub.bw, 2004)
    This paper describes a case study that evaluated the level of recycling operations in Botswana. Recycling operations are now recommended as effective waste management strategies for reducing the amount of municipal solid ...

  • Management of waste oil in Botswana and the possibilities of energy recovery from waste oil 

    Ketlogetswe, C. (University of Botswana, 1998)
    Since independence, the economy of Botswana has been undergoing a rapid transition from one in which the majority of the people depend on traditional agriculture and pastoralism to one in which formal sector employment ...

  • Management of waste oil in Botswana and the possibilities of energy recovery from waste oil 

    Ketlogetswe, C. (University of Botswana, Faculty of Engineering and Technology, http://ajol.info/index.php/bjt, 1998-04)
    Since independence, the economy of Botswana has been undergoing a rapid transition from one in which the majority of the people depend on traditional agriculture and pastoralism to one in which formal sector employment ...