Afribary Repository

Fuzzy logic control for solar PV fed modular multilevel inverter towards marine water pumping applications

Abstract: This paper presents the design and implementation of Modular Multilevel Inverter (MMI) to control the Induction

Generation and composition of municipal solid waste: case study, extension 7, Palapye, Botswana

Abstract: The rapid population growth and industrialisation has contributed to the production of large quantities of soli

Investigation on impact of magnetic field on the corona discharge activity in Punga oil using fluorescent fiber and UHF sensor techniques

Abstract: This paper reports the experimental investigation of the corona discharge activity of punga oil under the influ

Deployment of IoV for smart cities: applications, architecture, and challenges

Abstract: The Internet of Vehicles (IoV) is a convergence of the mobile Internet and the Internet of Things (IoT), where

Prediction of genes that function in methanogenesis and CO2 pathways in extremophiles

Abstract: Gaet’ale (GAL) and Mud’ara (MUP) are two hypersaline ponds located in the Danakil Depression recharged by under

Design and development of a wireless colour-based optical modulation system

Abstract: In visible light communication(VLC),arrays consisting of a single or multi-colour light sources are employed fo

Experimental study on strength improvement of weak subgrade clay soil using copper slag and hydrated lime as an activator

Abstract: Roads constructed on weak sub-grade clay soils with high plasticity may be affected by the behaviour of the cla

Evaluation of Dunaliella salina microalgae for biodiesel production a case study (Botswana Ash Company)

Abstract: Production of biodiesel from microalgae has received worldwide recognition as an alternative to petroleum diese

Fuzzy model-based reconstruction of paleovegetation in Ethiopia

Abstract: We introduce a new method to compute plant distribution in Ethiopia under paleoclimatic conditions using fuzzy

A study on the comminution characteristics of diorite

Abstract: The focus of this thesis was on the comparison in breakage behavior of heterogeneous diorite rock obtained at t

Design of a dual axis solar tracker concept for photovoltaic applications

Abstract: Solar energy is an abundant and clean resource. However, solar energy applications face challenges of low effic

Spark plasma sintering of alumina reinforced with tungsten carbide-cobalt systems

Abstract: Alumina-based ceramic composites have attracted many research interests for several decades due to their good m

A programmable tool-kit for a smart weather system using predictive analytics at the Botswana International University of Science and Technology

Abstract: This work presents a programmable toolkit that allows the design and implementation of a smart weather system(S

Design of a gas atomising system capable of producing suitable aluminium powder for Selective Laser Melting (SLM) process

Abstract: Documentation on the correct process parameters and component requirements for setting up efficient aluminum po

Thermodynamics and kinetic study of metal adsorption on coal fly ash based on a binary mixture of copper and nickel

Abstract: The main purpose of this investigation was to study the potential application of Morupule fly ash for the remov

Prediction of blast-induced airblast, ground vibration and rock fragmentation using machine learning methods in Debswana diamond mine

Abstract: This work presents machine learning methods, particularly artificial neural networks (ANN) and multivariate reg

LoRa network planning and deployment: a terrestrial navigation application

Abstract: Long Range (LoRa) is a popular low power wide area network (LPWAN) technology which operates in the Industrial,

Manufacturing of wear resistant clads for slurry/tailings pump impellers via laser cladding (lc).

Abstract: Wear is a huge problem in the mining industry as it depreciates the assets invested. The industry is looking at

Assessing repeatable accuracy potential of LoRa: a navigation approach

Abstract: Two main classes of radio navigation systems are satellite and ground-based systems. Examples of such systems a

Zinc oxide nanowire field effect transistor used as a pH sensor

Abstract: An ion sensitive field effect transistor can outperform conventional ion-selective electrodes. Thus, a zinc oxi

A review on wingtip devices for reducing induced drag on fixed-wing drones

Abstract: This review paper presents and analyzes previous studies on wingtip devices mainly to reduce induced drag on fi

Environmental and socioeconomic impact of copper slag—A review

Abstract: Copper slag is generated when copper and nickel ores are recovered from their parent ores using a pyrometallurg

Students’ perceptions of learning experiences from the final-year engineering project

Abstract: The final-year project (FYP), also known as a capstone course, is usually the principal course, where many lear

Comparison of ageing characteristics of superior insulating fluids with mineral oil for power transformer application

Abstract: Natural Esters (NEs) with a high proportion of Unsaturated Fatty Acids (UFAs) were used in this research. A Sup

Modeling a sustainable, self-energized Pine Dust Pyrolysis system with staged condensation for optimal recovery of bio-Oil

Abstract: This simulation study explores sustainable improvements that could be made to a pine dust pyrolysis system to e

Lateral crashworthiness response of bombyx mori fibre/glass–fibre/epoxy hybrid composite cylindrical tubes-experimental

Abstract: Experimental studies were undertaken to investigate the effect of reinforced fibre hybridization on the crushin

An approach to drastically reduce the required legs DOFs for bipedal robots and lower-limb exoskeletons

Abstract: We present a method to drastically reduce the required number of degrees-of-freedom (DOFs) needed for walking f

A review on drones controlled in real-time

Abstract: This paper presents related literature review on drones or unmanned aerial vehicles that are controlled in real

The effect of a sulphate-reducing bacteria on the rate of corrosion of steel alloys

Abstract: In this article, we investigate the effect of micro-organisms on the rate of corrosion of stainless steel and m

Application of stage condensation of tar during pyrolysis of high ash semi-bituminous-Morupule mine coal

Abstract: Botswana high-ash semi-bituminous coal produced by Morupule mine is under-utilized due to a lack of knowledge i