Department of Mechanical and Mechatronic Engineering
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Influence of powder characteristics on the spreadability of pre-alloyed tungsten-carbide cobalt
(Southern African Institute for Industrial Engineering, 2021)With rising interest in additive manufacturing (AM) techniques, there is an increased focus on research that evaluates critical parameters that guide the selection of powders that are suitable for AM. One such parameter ... -
Response surface modelling and investigation into release kinetics and in vivo toxicity of nanocellulose-based slow-release devices for delivery of quercetin
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: The delivery of many anti-inflammatory and anti-cancer drugs is hindered due to their low solubility in water, leading to poor bioavailability and therapeutic efficacy. The high specific surface area and ... -
A digital twin architecture for a water distribution system.
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: The incorporation of Industry 4.0 technologies in the water sector is providing water utilities with the necessary tools and insights to combat WDS-related challenges such as water management (e.g. leak ... -
A digital twin system for the integration of railway infrastructure data.
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: The integration of data within large complex systems, such as railway infrastructure, forms a key component of enabling data-led decision making. Data can exist in numerous different data silos, provided ... -
A holonic human cyber-physical system in healthcare
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: The fourth industrial revolution (I4.0) aims to enhance operational performance and promote interconnectivity between system components. Labour-intensive industries which are reliant on humans to perform ... -
Integration of digital twins and virtual reality for data visualisation.
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: This thesis considers an integration of digital twins (DTs) and virtual reality (VR) for enhancing the data driven decision-making process. An integrated DT and VR system is designed according to an ... -
Finite element analysis of a corrugated board panel
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: Corrugated paperboard packaging plays an integral part in the horticultural industry to protect fresh produce during transportation and distribution. A good package (box) design can mitigate mechanical ... -
Techno-economic evaluation of long-term energy storage options for variable renewable energies in South Africa
(Stellenbosch : Stellenbosch University, 2022-11)ENGLISH ABSTRACT: Energy generated by renewable technologies like solar photovoltaics (PV), concentrated solar power (CSP) and wind power, is intermittent (i.e., not dispatchable) and is therefore known as variable ... -
16th INTERNATIONAL CONFERENCE ON HEAT TRANSFER, FLUID MECHANICS AND THERMODYNAMICS: 3D PRINTED MINIATURE COOLER FOR ELECTRONICS THERMAL MANAGEMENT ONLINE, 8 – 10 AUGUST 2022
(ASTFE, 2022-08-08)The global Central Processing Units (CPUs) are expected to grow at a significant CAGR of 3.6% by 2028. The major factors driving the growth are increasing demand for high processing power CPUs in various applications ... -
Evaluating the displacement field of paperboardpackages subjected to compression loading using digital image correlation (DIC)
(Elsevier, 2020-09)Digital image correlation (DIC) is a full-field non-contact optical technique for measuring displacements in experimental testing based on correlating several digital images taken during the test, particularly images before ... -
Full-scale measurement and quantification of hull fatigue on a slamming-prone polar vessel
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: The safe extension of existing asset life and operation of new record-sized ships require an improved understanding of ship fatigue. Both low-frequency wave bending and high-frequency flexural vibration ... -
Numerical and experimental evaluation of in-transit fruit temperature control alternatives inside integral containers
(2022-03-02)ENGLISH SUMMARY: In horticultural industries, precooling of fresh fruit is costly and encompasses numerous logistical processes. Delays are often encountered in the operation and scheduling of refrigerated containers ... -
ARTI-based holonic control implementation for a manufacturing system using the base architecture
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: With industry’s drive to adopt Industry 4.0 technologies, and their enabling technologies, in manufacturing processes, intelligent automated manufacturing has become largely sought after. With defining ... -
A parametric analysis of various dry, wet, and combined cooling system configurations for thermal power plants
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: A numerical model, capable of estimating the differences in annual performance of a thermal power plant employing a dry, wet, or combined dry/wet cooling system is developed using heat and mass balances ... -
Numerical modelling and parametric study of a standard fire resistance furnace.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: A numerical model of a fire-resistance furnace was created with the purpose of investigating chosen furnace parameters. The model was validated using experimental data measured during the study. Parameters ... -
Dynamic model of a two-stage speed reducer gearbox for acc fans
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: Gearboxes are used within large-scale air-cooled condensers (ACC) to reduce the speed of the motor to run the fan. The effect of the dynamic wind-loadings experienced by ACC fans is studied. The research ... -
Using multistage pooling mechanisms to optimise HIV viral load testing.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: HIV viral load (VL) monitoring is necessary to determine if antiretroviral (ART) treatment is successful. When the VL is virologically suppressed, patients are less likely to transmit HIV to others. The ... -
Techno-economic assessment and optimisation of a carnot battery application in a concentrating solar power plant.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: The techno-economic assessment as well as optimisation of a Carnot battery application in a parabolic trough concentrating solar power (CSP) plant is conducted. A computational techno-economic model of ... -
The Influence of High Strength Steel on the Fatigue Life of Welded Joints in the Automotive Industry.
(Stellenbosch : Stellenbosch University, 2022-04)ENGLISH SUMMARY: The ability to predict and protect against fatigue failure of structurally critical components, while still being able to produce high performance and costefficient designs is of great importance to the ...
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