Browsing Engineering by Issue Date
Now showing items 1-20 of 172
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Process Design study for the beneficiation of Kaluwe Phosphate Ore
(2011-01-12)Kaluwe phosphate ore constitutes calcite(74.4 wt %)as the major mineral with minor amounts of apatite(5.9 wt %),opaques(13.5 wt%),which are predominantly iron minerals,quart/feldspar(5.7) and traces of biotite(o.5 wt %).The ... -
A consecutive reaction model and kinetics of cr2o3 reduction from slag by carbon dissolved in molten iron
(2011-01-12)A first-order, consecutive, two-stage reaction model for the reduction of cr2o3 from slag was developed. The model was applied to the results obtained by studying the effect of various parameters on the rate of reduction ... -
Estimation of Rotational Degrees of Freedom Using Spline Functions
(2011-01-25)Structural Dynamics Modification work often requires the inclusion of rational degrees of freedom in the modal data. These are not usually directly measurable because suitable transducers are not yet readily available. ... -
Private sector participation in the water and sanitation industry in Zambia : opportunities and constraints
(2011-06-30)Adoption of new mechanisms through which water supply and sanitation services may be provided to communities in Zambia has been undergoing continuous transformations over the last decade.Policy makers and other key ... -
Design and evaluate a cellular manufacturing facility for selected copper products in Zambia
(2011-06-30)The economic advancement of any country depends on its ability to add value (through manufacturing) to its available local raw material resources. Zambia for a long time has been exporting copper as a raw material and ... -
Redesign and manufacture of a centrifugal pump
(2011-07-13)Pumps, of varying designs, have historically been vital in fluid flow. In Zambia, typical applications could be found in domestic water supplies and industrial applications. Complete pumping units have been designed ... -
Digital control of an Encryptic broad-band radar application
(2011-07-13)This project describes the digital control of a radar that is ideally insensitive to alien disturbance signals. The key factor in this project comprises the design and realisation of a wide range of digital techniques ... -
Accessing applications from multiple file servers in a novell Computer Network
(2011-07-14)This research focused on solving the problems of application access from multiple file servers in a Novell network that caters for a large user community. The application access technique discussed in this dissertation ... -
Bioprocessing for renewable energy production from Municipal and industrial wet wastes in Zambia
(2011-07-14)The poor management of wastewater causes loss of environmental quality. Biomethanation, a biogas-producing technique, as an attractive solution to the problem, was investigated. Biogas, a greenhouse gas, is a mixture of ... -
Tool design for the production of a collimator on a 3-axes vertical milling centre
(2011-07-14)The continuous quest for modernization and industrialization has brought a great challenge upon the third world countries such as Zambia in that these countries have to keep on importing production machinery whose spares ... -
Modification of a vertical machining centre to include turning operations : an investigation
(2011-07-14)There has been an accelerated use of Computer Numerical Control machine tools by developed countries over the past decade resulting in manufacturing companies becoming more competitive on the world market. However, the ... -
Combustion efficiency improvement in a rotary furnance using a post combustion chamber
(2011-07-14)Combustion Efficiency Improvement in a Rotary Furnace using a Post Combustion Chamber. Luwaya Edwin. Department of Mechanical Engineering, University of Zambia.Geometric parameters, of a rotary furnace, necessary for the ... -
Intelligent Control of the inverted pendulum
(2011-07-14)Artificial Intelligence (AI) based control techniques are becoming more popular for their applicability to complex control systems. In this research, an Intelligent Controller is designed for a non-linear process with ... -
The potential for the use of roughing-slow sand filtration systems in Zambia
(2011-07-14)There is growing concern in most developing countries regarding the use of technologies that are inappropriate to local conditions. In the area of treating surface water to drinking water quality, consideration of alternative ... -
Industrial waste management in Zambia:Case study of a Lusaka slaughterhouse
(2011-07-14)In Zambia, like in many other countries, industrialisation has brought with it the problem of environmental pollution associated with industrial waste waters. The discharge of industrial waste water into public sewers may ... -
An investigation into the selection process of consultants and contractors in the public construction sector in Zambia
(2011-07-14)Procurement of consultants and contractors in the public construction sector is regulated in most countries. In Zambia, all public procurement is regulated by the Zambia National Tender Board Act No. 30 of 1982. Various ... -
Risk management in the procurement of Community-Based construction projects in Zambia
(2011-07-14)The need to improve the socio-economic well being of the citizenry has placed huge challenges on the provision of better social infrastructure in developing countries like Zambia. To help with meeting the challenges, ... -
A variable-speed drive for local manufacture
(2011-07-15)Recent developments in the design of variable-speed drives have been aimed at the control of a standard squirrel cage induction motor because of its many attractive features including robustness, reliability and low ... -
Modelling of the effects of potholes on motor vehicle structures
(2011-07-19)The objective of this work was to investigate the effects of the impulses induced by potholes on motor vehicle structures. MATLAB computer package was used to develop a computer program to carry out the tasks. This was ... -
Developing Small-Scale Mining in Malawi
(2011-07-21)Malawi is endowed with a variety of mineral resources. Predominant among these are gemstones, industrial minerals, construction mineral materials and fuel minerals such as coal. However, most of these are small deposits, ...
