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Browsing Faculty of Engineering & Technology by Title

Browsing Faculty of Engineering & Technology by Title

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  • Effectiveness of using milled Moringa Oleifera seeds as a disinfectant in waste water treatment 
    Tsie, Mpho Edwin; Ntuli, Freeman; Lekgoba, Tumeletso (The Mattingley Publishing Co., Inc, 2020-01)
    Water disinfection is a crucial water treatment process because it deals with the removal of pathogens to make water safe to drink. Moringa oleifera extract was used as a disinfectant and the total coliform count was ...
  • Effects of biomass/coal copyrolysis parameters on the product yield: a review 
    Thibanyane, Ntebogang; Agachi, Paul Serban; Danha, Gwiranai (Elsevier B.V., 2019)
    Pyrolysis is one of the prospective processes that can be utilized to obtain high value chemicals and energy from coal and biomass. Coal-biomass co-pyrolysis presents a green, low-risk, cheap, sustainable, renewable energy ...
  • Effects of fragmentation on production at Peak mine Midlands, Zimbabwe 
    Ngoroyemoto, Tapiwa Frank Kwachara; Ashley, Ruvimbo Sabao; Rahul, Verma; Tsidzinye, Tafadzwa; Nyamagudza, Tatenda; Suglo, Raymond (Dr. Jyoti Garg, 2023-08)
    Over the years, the cost of production at Peak Mine Midlands, Zimbabwe, has been high due to oversized rock fragments. This led to increased mining costs far above what was planned by the mine. Initial investigations showed ...
  • Energy densification of animal waste lignocellulose biomass and raw biomass 
    Pahla, Godwell; Mamvura, Tirivaviri Augustine; Ntuli, Freeman; Muzenda, Edison (Institution of Chemical Engineers ,Published by Elsevier, 2017-06)
    The need to reduce carbon emissions has encouraged more research into use of biomass energy in place of coal. Biomass is carbon neutral; its use can therefore lower net emissions. Biomass can be upgraded to a fuel similar ...
  • Enhanced deep learning with featured transfer learning in Identifying disguised faces 
    Rao Raghava, Yedavalli Venkata; Kuthadi, Venu Madhav; Selvaraj, Rajalakshmi (Blue Eyes Intelligence Engineering & Sciences Publication, 2019-08)
    The objective of face recognition is, given an image of a human face identify the class to which the face belongs to. Face classification is one of the useful task and can be used as a base for many real-time applications ...
  • Enhancing adsorption capacity of nano-adsorbents via surface modification: a review 
    Manyangadze, Milton; Chikuruwo, Mary Nyaradzayi Hughslar; Narsaiah, Tumma Bala; Chakra, Ch Shilpa; Radhakumari, Mukthan; Danha, Gwiranai (Elsevier B.V. on behalf of Institution of Chemical Engineers (IChemE), 2020-01)
    In this review, the role of surface modification of nanoparticles to enhance their performance as adsorbents was explored. Performance was assessed by comparisons on adsorption capacities of differently modified nanoparticles ...
  • Enhancing the flotation recovery of copper minerals in smelter slags from Namibia prior to disposal 
    Sibanda, Vusumuzi M.; Sipunga, Elias; Danha, Gwiranai; Mamvura, Tirivaviri Augustine (Elsevier B.V., 2020-01)
    amibia Custom Smelters (NCS) process a range of copper concentrates in their three furnaces, namely; top submerged lance, copper converter and reverberatory furnaces, in order to produce mattes and fayalitic slags. The ...
  • Environmental and socioeconomic impact of copper slag—A review 
    Gabasiane, Tlotlo Solomon; Danha, Gwiranai; Mamvura, Tirivaviri Augustine; Mashifana, Tebogo; Dzinomwa, Godfrey (MDPI, 2021-12-03)
    Copper slag is generated when copper and nickel ores are recovered from their parent ores using a pyrometallurgical process, and these ores usually contain other elements which include iron, cobalt, silica, and alumina. ...
  • Environmental impact of food packaging materials: a review of contemporary development from conventional plastics to polylactic acid based materials 
    Ncube, Lindani Koketso; Ude, Albert Uchenna; Ogunmuyiwa, Enoch Nifise; Zulkifli, Rozli; Beas, Isaac Nongwe (MDPI, 2020-11)
    Plastics have remained the material of choice, and after serving their intended purpose, a large proportion ends up in the environment where they persist for centuries. The packaging industry is the largest and growing ...
  • Establishment of a hydrometallurgical scheme for the recovery of Copper, Nickel, and Cobalt from Smelter Slag and Its economic evaluation 
    Godirilwe, Labone Lorraine; Haga, Kazutoshi; Altansukh, Batnasan; Jeon, Sanghee; Danha, Gwiranai; Shibayama, Atsushi (MDPI, Basel, Switzerland, 2023-07)
    In pursuit of carbon neutrality, the demand for metals that are necessary for the development of clean energy technologies is rapidly increasing. Metallurgical waste, such as slag, presents a promising secondary source of ...
  • A formal analytical modeling and simulation of wireless sensor home network 
    Gaboitaolelwe, Jwaone; Zungeru, Adamu Murtala; Chuma, Joseph; Ditshego, Nonofo; Semong, Thabo (The Intelligent Networks and Systems Society, 2020-02-15)
    Technological advances for low-cost Wi-Fi applications such as ‘the wireless sensor network (WSN) deployment’ are at an advanced stage of acceptance, especially in smart home environments. The application of this kind of ...
  • Fuzzy logic control for solar PV fed modular multilevel inverter towards marine water pumping applications 
    Stonier, Albert Alexander; Murugesan, Srinivasan; Samikannu, Ravi; Krishnamoorthy, Vinoth; Subburaj, Senthil Kumar; Chinnaraj, Gnanavel; Mani, Geetha (Institute of Electrical and Electronics Engineers (IEEE), 2021-06-28)
    This paper presents the design and implementation of Modular Multilevel Inverter (MMI) to control the Induction Motor (IM) drive using intelligent techniques towards marine water pumping applications. The proposed inverter ...
  • Fuzzy model-based reconstruction of paleovegetation in Ethiopia 
    von Reumont, Frederik; Schäbitz, Frank; Asrat, Asfawossen (Informa UK Limited, trading as Taylor & Francis Group, 2022-05-31)
    We introduce a new method to compute plant distribution in Ethiopia under paleoclimatic conditions using fuzzy logic. Using a published map of the potential vegetation for Ethiopia we decipher the boundary conditions for ...
  • Generation and composition of municipal solid waste: case study, extension 7, Palapye, Botswana 
    Letshwenyo, Moatlhodi Wise; Kgetseyamore, Dirang (Springer Nature Limited, 2020-09-10)
    The rapid population growth and industrialisation has contributed to the production of large quantities of solid wastes that should be managed properly. This study was conducted to investigate the generation and composition ...
  • Green, blue and economic water productivity: a water footprint perspective from the Upper Awash Basin, Central Ethiopia 
    Hirpa, Birtukan Abebe; Adane, Girma Berhe; Asrat, Asfawossen; Nedaw, Dessie (IWA Publishing, 2023-02)
    The rise in global freshwater consumption, inefficient water use and population growth are the main drivers of water scarcity and food insecurity. This study analyzed the green, blue and economic water productivity (GWP, ...
  • Household solid waste generation and composition: a case study in Palapye, Botswana 
    Dikole, Ronald; Letshwenyo, Moatlhodi Wise (Scientific Research Publishing Inc., 2020-02)
    The purpose of this case study was to conduct a case study in the generation rate, composition, and characterise solid wastes from low, middle and high income households during weekdays and weekends in Palapye, Botswana. ...
  • Hydroclimate changes in eastern Africa over the past 200,000 years may have influenced early human dispersal 
    Schaebitz, Frank; Asrat, Asfawossen; Lamb, Henry F; Cohen, Andrew S; Foerster, Verena; Duesing, Walter; Kaboth-Bahr, Stefanie; Opitz, Stephan; Viehberg, Finn A; Vogelsang, Ralf; Dean, Jonathan; Leng, Melanie J; Junginger, Annett; Ramsey, Christopher Bronk; Chapot, Melissa S; Deino, Alan; Lane, Christine S; Roberts, Helen M; Vidal, Céline; Tiedemann, Ralph; Trauth, Martin H (Springer Nature Limited, 2021-06-14)
    Reconstructions of climatic and environmental conditions can contribute to current debates about the factors that influenced early human dispersal within and beyond Africa. Here we analyse a 200,000-year multi-proxy ...
  • Hydrogeochemical evaluation of groundwater quality in Dukwi wellfield in Botswana 
    Diphofu, Abijah; Yendaw, Jerome A.; Suglo, Raymond S. (International Journal of Innovation Creativity and Change (herein referred to as ‘IJICC’), 2022)
    There has been a decline in groundwater quality in most wellfields in Botswana. This study evaluated the groundwater quality in Dukwi Wellfield for drinking and irrigation purposes and characterised the dominant hydrochemical ...
  • Image compression techniques in wireless sensor networks: a survey and comparison 
    Lungisani, Bose A.; Lebekwe, Caspar K.; Zungeru, Adamu Murtala; Yahya, Abid (Institute of Electrical and Electronics Engineers (IEEE), 2022-08-10)
    There is continuous intensive research on image compression techniques in wireless sensor networks (WSNs) in the literature. Some of the image compression techniques in WSNs that exist in the literature include discrete ...
  • Improving energy detection in cognitive radio systems using machine learning 
    Fajemilehin, Temitope O.; Yahya, Abid; Langat, Kibet (Engineering and Technology Publishing, 2020-01)
    Research has shown that a huge portion of the electromagnetic spectrum is underutilized. Over the years, cognitive radio has been demonstrated as an efficient dynamic spectrum management technique. Energy detection is one ...

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