Theses and Dissertations: Recent submissions
Now showing items 41-60 of 514
-
Ceramic Water Filters for the Filtration of Bacteria and Chemical Contaminants
(AUST, 2022-08-06)Of recent, individuals, community and government across the globe are embracing the ceramic water filters technology as a means of screening out chemicals and pathogens from water. This is to help reduce water related ...
-
Processing of Composite Carbon Materials and Solid Electrolytes for Supercapicitor Energy Storage
(AUST, 2022-02-02)These research works presents the results of a combined theoretical, experimental and statistical study of processing of composite carbon materials and solid electrolytes for supercapacitor energy storage The need for ...
-
Optimization of Niobium-Tantalum Recovery from Typical Rwanda and Nigerian Columbite-Tantalite Ores
(AUST, 2022-09-04)Niobium and tantalum are transition metals with a refractory character and unique properties that make them highly indispensable to the high-technologies and clean-energy. The metals are normally extracted from minerals ...
-
Machine Learning Techniques for Malaria Incidence and Tuberculosis Prediction
(AUST, 2021-07-02)This research proposes machine learning techniques to develop models that would facilitate decision-making in health informatics. It focuses on using efficient machine learning techniques to solve the pressing need in the ...
-
A Model Driven Engineering Framework for Healthcare Systems Management
(AUST, 2017-12-05)Traditional mathematical methods such as differential equations formalism have been used for centuries as the main tools for analysis of complex systems in varied areas. As opposed to the general solutions provided by ...
-
Towards a Unifying Framework for Engineering Devs Distributions Simulation
(AUST, 2017-12-10)Simulation engineering employs the use of simulation models, simulation environments, and simulation execution platforms in providing applicable Modeling and Simulation (M&S) solutions for studying complex systems. Discrete ...
-
Feasibility Analysis of Ethane and Flue Gas Injection for Enhanced Oil Recovery with a Niger Delta Case Study
(2021-05-12)Enhanced oil recovery (EOR) using ethane gas or flue gas has proven to be successful in some regions of the world, but these methods have not been implemented in the Niger Delta. This work investigates the technical and ...
-
Case Study of Estimating Wax Appearance Temperature and Application to Wax Deposition Modelling
(2021-12-12)The need for cheap energy to run the world economy has propelled a lot of petroleum companies to produce oils that have high paraffin content. The paraffin, also referred to as wax, poses a problem when it forms and deposits ...
-
Integrated Modelling and Optimization of Options for Developing Thin Oil Rim Reservoirs: Niger Delta Case Study
(AUST, 2020-09-12)The goal of an oil field development project is to accelerate the hydrocarbon production and maximize recovery at the lowest cost. Optimizing the production of oil from thin oil rim reservoirs poses a major challenge in ...
-
Assessment of Beneficiation Process of a Nigerian Barite Source for Utilization as Oil Drilling Mud
(2017-12-12)The texture and size distribution of various species of gangue minerals affect the beneficiation of barite and lower the specific gravity of barite as-mined. About 9% of the barite used in the oil industry in Nigeria is ...
-
Ensemble Learning for Url Phishing Detection
(2021-07)Phishing is a social engineering attack that has been perpetuated for long and is still a prominent attack with an attending high number of victims. The adverse effect of this allows phishers easy access to sensitive ...
-
Neuro-Super Twisting Sliding Mode Control of a Reaction Wheel
(AUST, 2021-09-10)Sliding mode controllers are renowned for their robustness and fast dynamic response in speed control of direct current motors. The major drawback to their application is the chattering phenomenon which is harmful to ...
-
Parametric Analysis of a Convergent-Divergent Nozzle for 2N Cold Gas Propulsion of a Nanosatellite
(AUST, 2021-09-09)In recent times, the concepts of microsatellite development have been a versatile subject ranging from their ability to reduce overall cost of satellites to their improved efficiency and adaptability. This has brought new ...
-
Design and Analysis of C-Band Microstrip Patch Antenna for Satellite Communication
(AUST, 2021-09-01)Low gain and narrow bandwidth associated with microstrip patch antennas for satellite application is studied in this submission. Evaluation of the best feed technique with insertand edge using HFSS software was done with ...
-
Optimization of Battery Management System on Nano Satellite
(AUST, 2021-09-10)Battery Management Systems (BMS) are tasked so as to provide an optimum and efficient control over the battery in any satellite EPS. Along with efficiency, these systems also require intelligent safety measures to avoid ...
-
Estimation of Shortwave Broadband Irradiance at the Bottom of the Atmosphere Over Ilorin in Central Nigeria Using Radiative Transfer Model
(AUST, 2021-09-01)Shortwave Broadband Irradiance (SBI) makes up about 96% of the Total Solar Irradiance (TSI) received on earth, and it is known to be the major driver of climate change. The SBI also contains ultraviolet radiation, which ...
-
Evaluation of Machine Learning Tools for Predicting Sand Production
(AUST, 2021-03-10)Data analytics has only recently picked the interest of the oil and gas industry as it has made data visualization much simpler, faster, and cost-effective. This is driven by the promising innovative techniques in developing ...
-
Assessing the Implications of Low Carbon Emissions on Future Oil Production in Nigeria
(AUST, 2021-06-13)Nigeria economy solidly depends on fossil fuels, which serve as the major source of energy and revenue. Fossil fuels, especially petroleum, are readily available to meet the increasing energy demand of a growing population. ...
-
Framework for Optimal Economic Exploration and Exploitation of Petroleum Resources in Cameroon
(AUST, 2021-06-03)Economic exploration and exploitation of petroleum resources is regarded as being optimal when the surrounding fiscal regime is mutually beneficial to both the government and the investors as well as other stakeholders, ...
-