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Now showing items 41-50 of 79
Performance evaluation of commonly used oil ram press machines
(CIGR Journal http://www.cigrjournal.org/, 2007)
The ram-press technology for oil expression has received a lot of attention in many African countries during the last two decades. The technology is based on manually operated mechanical
presses, which employ a slider-crank ...
Investigating the pumping process of a resonance-vibrating pump for medium-depth boreholes
(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
(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 ...
Application of the method of D-partitioning for stability of control systems with variable parameters
(University of Botswana, www.ub.bw, 2007)
By the turn of the century, Botswana will be 34 years old as an independent nation. Reflecting on the past, is a background of tremendous achievements from a socio-economic development perspective. The achievements could ...
A review of mining taxation in selected SADC countries and Chile
(University of Botswana, http://www.ub.bw, 2004)
Although most SADC countries have or were in the process of liberalizing their legislation and fiscal regimes some member states seemed to levy exorbitant tax rates. SADC members’ states need to note that in designing the ...
Towards egalitarian inheritance rights in Botswana: the case of Tlokweng
(Taylor & Francis (Routledge), http://www.informaworld.com/smpp/title~content=t713413745, 2009)
This paper explores the extent to which recent social, economic, demographic and environmental
changes in Botswana have enabled women to inherit land, housing and other household assets.
Using qualitative data from a ...
Measurement of operating forces in a ram press crushing sunflower seed
(Blackwell Publishing Ltd, http://onlinelibrary.wiley.com/journal/10.1111/(ISSN)1475-1305, 2009)
This study presents the experimental setup and results of measurement of forces and
moments in a manually operated ram press machine. Tests were conducted on a BP30 ram press
using electrical resistance strain gauges to ...
Spreadsheets: the ideal tool for distance learning in Engineering education
(Wiley Periodicals Inc. http://onlinelibrary.wiley.com/journal/10.1002/(ISSN)1099-0542, 2009)
Formal Engineering Education has traditionally been delivered using the low
technology—high touch lecturing method, in which the lecturer and student meet face to face.
Distance education in this field has been quite ...
Educatin and training of engineers: a case study
(University of Botswana, 2000)
Engineering and training play an important role in the technical, economic and social progress of society.A number of factors influence the education and training of engineers, from the nature and form of curricular to ...
An algorithm for the determination of feedback coefficients of a state variable feedback control system
(University of Botswana, http://www.ub.bw, 2000)
This paper describes a new method of determining the feedback coefficients in a state variable feedback system, given the closed loop transfer function, making use of the transfer function between different and relevant ...