Faculty of Engineering & the Built Environment: Recent submissions
Now showing items 81-100 of 190
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Analysis of a gear train using finite element modelling
(Industrial Engineering and Operations Management Society (IEOM Society), 2015-09)Here the theoretical maximum contact stress is calculated by Hertz equation. Also the finite element analysis of spur gear is done to determine the maximum contact stress by ANSYS 14.5. It was found that the results from ... -
Dimensioning of hybrid solar-battery-grid micro-energy power systems to alleviate domestic power outages in urban Zimbabwe: A reliability-cost approach
(Namibia Energy Institute (NEI), 2015-10)Power outages are rampant in most of Southern African countries due to inadequate electricity generation capacity by the utilities in these countries. This situation results in direct and indirect costs to both the consumers ... -
Stabilisation of a road pavement using Polymeric Stabilisers: Case study of Christian Road, Shamva District, Zimbabwe.
(2015-05)The objective of the research is to design a polymer stabilised road pavement that is capable of preserving the dry strength of the pavement at lower cost of construction, to assess the properties of the polymer the bearing ... -
Site investigation and design of a grade separated intersection in Harare, Zimbabwe
(2015-05)The aim of the paper is to design a grade separated intersection at Seke Road and Cripps/Dieppe Road in Harare, Zimbabwe. During the peak hours on weekdays, congestion and long queues occur at Seke Road and Cripps/Dieppe ... -
Application of Fly ash and Blast Furnace Slag Stabilized Soils in Pavement Design: Case Study Harare – Mutare Road, Zimbabwe
(2015-05)This project is based on the incorporation of fly ash and blast furnace slag from industries and mines for the stabilisation of soils for pavement design and construction. The project aimed at the determination of the ... -
Feasibility study of Biofuels energy exploitation for Southern Africa’s prosperity: Case study Zimbabwe
(2015-10-30)The Southern Africa’s Economy is slowly re-emerging from a protracted period of economic decline (in particular Zimbabwe) due to the raise in exploitation of biofuels energy resources. The energy challenge is especially ... -
The Techno-Economic impact of Petrol- Ethanol Fuel blends on light duty vehicles: Case study- Zimbabwean Petrol Vehicle Fleet.
(2013-05-08)The Government of Zimbabwe has been promoting ethanol as a renewable, homegrown alternative vehicle fuel to gasoline. Ethanol is a form of alcohol that is combustible and can power engines easily. In Zimbabwe, it is made ... -
Investigation of the physical and chemical stability of biodiesel produced from Jatropha Curcas Species in Zimbabwe
(2015-09)Jatropha curcas L. seeds as a raw material for biodiesel production are a rapidly growing interest over the world because of their high oil content, ecological adaptability, and excellent fuel properties. Though there is ... -
Enhancement of Shelf-Life and Oxidative stability of Jatropha curcas Biodiesel in Zimbabwe
(2014-12)Biodiesel is an environment friendly liquid biofuel similar to petro-diesel in terms of fuel quality and combustion characteristics. Increasing environmental concerns, fast depleting petroleum reserves and agriculture based ... -
Measuring the economic value of wetland ecosystem services in Malawi: a case study of Lake Chiuta wetland
(2013-11)Economic valuation of wetland ecosystem goods and services aims to investigate public preferences for wetlands and the natural resources in monetary terms and it aids in quantifying the direct and indirect benefits that ... -
Technical constraints to urban wastewater management in Zimbabwe
(2013-09)In urban areas of Zimbabwe, wastewater management receives less attention than water supply. Wastewater management should promote the recycling and reuse of sewage effluent without causing harm to public health and the ... -
Assessment of land use dynamics of the N’djili catchment in DR Congo: implication for catchment planning
(2013-12)The lack of the basic data in both ungauged and poorly gauged catchments make the tasks of water resources management and planning challenging in these areas. This leads to ineffectiveness and improper assessment of water ... -
Analysis of water governance in urban local authorities of Zimbabwe
(2013-12)Urban water governance practices have a great influence on the quality of water services delivered. Infrastructural developments need to be complemented by effective management practices in order to realise full benefits ... -
An understanding of variations in the area extent of Lake Lyambezi: perspective for water resources management
(2013-11)Lyambezi is natural lake found in the Caprivi region, of Namibia. It provides the link between the Kwando-Linyanti and Chobe Rivers. The lake dried out for nearly two decades since the mid-1980s. However, Lyambezi re-emerged ... -
Assessment of benefits of floodplain recession farming in Mbire District, Mashonaland Central Province, Zimbabwe
(2013-09)Food insecurity is a major challenge in Mbire district as the grain yield (maize and sorghum) from rain-fed farming are low due to erratic rainfall distribution (400 - 650 mm). The inhabitants of this area have resorted ... -
Challenges and opportunities in solid waste management in Zimbabwe’s urban councils
(2013-09)Modern trends demand the sustainable management of solid waste through waste minimization, material recovery, full collection and sanitary disposal of waste. Poor solid waste management in Zimbabwean urban councils has ... -
Impact of Pumping on Groundwater Resources-An Assessment through steady state modelling: Orapa Wellfield 7, Central Botswana
(2013-12)Debswana Diamond Company, Orapa Letlhakane Damtshaa Mines (OLDM), undertook development works for a new wellfield, Wellfield 7 in 2012/2013. The primary objective was to establish the new wellfield to supply an additional ... -
Assessment of spatial and temporal soil loss in and out of Lesotho using Rusle Model and GIS
(2013-11)Lesotho is one of the major sources to rivers that drain the southern part of southern Africa through Senqu and Sabi-Sand River. However severe soil erosion is the major environmental problem that has left the landscape ... -
Technical efficiency of sprinkler irrigation in Swaziland: a case study of the Lusip Phase 1 in Lubovane area
(2013-11)The purpose of this study was to assess the technical efficiency of sprinkler irrigation of smallholder sugarcane scheme in the Lubovane area of Swaziland in terms of design parameters, frequency of water application, ... -
Willingness to pay for improved water supply services in Shoshong, Phaleng ward, Botswana: application of Contingent Valuation Method (CVM)
(2013-12)Developing countries face the mammoth task of providing basic services and infrastructure. Amongst the top services that have provenmost difficult to provide is the provision of water supply. Since many rural people are ...
