345 publication(s) trouvée(s)
Article scientifique
AN INVESTIGATION INTO THE APPLICABILITY OF SUPER GRIDS IN A SUB-SAHARAN AFRICAN CONTEXT
There is a need in energy-poor sub-Saharan Africa for a system to manage energy more efficiently and effectively both within …
Article scientifique
HIGH CYCLE FATIGUE PERFORMANCE OF TI6AL4V(ELI) SPECIMENS PRODUCED WITH INHERENT LASER POWDER BED FUSION SURFACE ROUGHNESS
This study investigated how surface defects affect the fatigue performance of laser powder bed fusion (LPBF) Ti6Al4V(ELI) test specimens in …
Article scientifique
INVESTIGATION OF ACOUSTIC EMISSION SIGNAL DURING LASER POWDER BED FUSION AT DIFFERENT OPERATING MODES
The increased use of metal additive manufacturing in production components makes quality control essential. The performance of parts produced by …
Article scientifique
TOWARDS A RELATIONAL FRAMEWORK OF DESIGN
The evolution of design has seen shifts towards more co-creation-based practice. This is not an entirely new development, as there …
Article scientifique
INFLUENCE OF POWDER CHARACTERISTICS ON THE SPREADABILITY OF PRE-ALLOYED TUNGSTEN- CARBIDE COBALT
With rising interest in additive manufacturing (AM) techniques, there is an increased focus on research that evaluates critical parameters that …
Article scientifique
A MULTI-CRITERIA DECISION ANALYSIS APPROACH TO PALLET SELECTION: DEVELOPMENT OF A MATERIAL-OF-CONSTRUCTION EVALUATION MODEL
Although pallets have traditionally been constructed from wood, there has been a shift towards making them from plastic and other …
Article scientifique
K-MEDOID PETAL-SHAPED CLUSTERING FOR THE CAPACITATED VEHICLE ROUTING PROBLEM
In this research, k-medoid clustering is modelled and evaluated for the capacitated vehicle routing problem (CVRP). The k-medoid clustering method …
Article scientifique
MEASURING TREATMENT EFFECTS OF ONLINE VIDEOS ON ACADEMIC PERFORMANCE USING DIFFERENCE-IN-DIFFERENCES ESTIMATIONS
Supplementing student learning with online videos has produced mixed results in respect of improving academic performance. This study proposed that …
Article scientifique
EVALUATION OF THE FACTORS CHARACTERISING HIGH-PERFORMING MAINTENANCE TEAMS IN THE PETROCHEMICAL INDUSTRY
Historically, the maintenance function of an organisation was viewed as a ‘necessary evil’; however, the view has shifted to seeing …
Article scientifique
THE DEVELOPMENT OF A TECHNOLOGY ROADMAP FOR FERROCHROME PRODUCERS
A 30-year technology roadmap for the South African ferrochrome industry is developed to address the increasing cost of electricity and …
Article scientifique
SIMULATING THE SENSITIVITY OF UNDERGROUND VENTILATION NETWORKS TO FLUCTUATING AMBIENT CONDITIONS
The weather directly impacts ventilation systems, especially large industrial systems found in underground mines. Underground mine ventilation systems have high …
Article scientifique
SUSTAINABILITY AND THE CONCEPT OF SHARED VALUE AND THE 4TH INDUSTRIAL REVOLUTION: A BIBLIOMETRIC ANALYSIS OF TWO SCIENTIFIC NETWORKS
The role of the technologies, concepts, and philosophies associated with the Fourth Industrial Revolution (4IR) has been argued to hold …
Article scientifique
ASSESSMENT OF LOCAL CHROMITE SAND AS ‘GREEN’ REFRACTORY RAW MATERIALS FOR SAND CASTING APPLICATIONS IN A POST-PANDEMIC WORLD
In a post-pandemic world, health and environmental safety will become a more important issue than it was before the COVID-19 …
Article scientifique
APPLICATION OF AN INTEGRATED MODEL TO A CONSTRUCTION AND BUILDING INDUSTRY FOR ENERGY- SAVING ASSESSMENT
The activities of the building and construction industry have made it one of the highest energy consumers and thus one …
Article scientifique
OPTIMISATION OF A RESIN-COATED CHROMITE SAND FOR RAPID SAND CASTING APPLICATIONS
Applications of three-dimensional printing (3DP) to sand casting have been well-established in the last two decades. The preferred raw material …
Article scientifique
ON THE PATH TO ARTIFICIAL INTELLIGENCE: THE EFFECTS OF A ROBOTICS SOLUTION IN A FINANCIAL SERVICES FIRM
As ever-increasing advances in automation and artificial intelligence solutions create more opportunities for businesses to streamline their operations, the key …
Article scientifique
THE STRATEGIC COMPETITIVENESS OF THE SOUTH AFRICAN MINING INDUSTRY IN THE AGE OF THE FOURTH INDUSTRIAL REVOLUTION
The South African mining industry has a history of a range of major challenges, including high operating costs that have …
Article scientifique
INVESTIGATION OF THE PROPERTIES OF DIRECT ENERGY DEPOSITION ADDITIVE MANUFACTURED 304 STAINLESS STEEL
One of the main considerations in adopting the additive manufacturing (AM) technology is whether the material properties of the AM-produced …
Éditorial
NOTE FROM THE EDITOR
Despite the challenges of COVID-19, the journal experienced again a successful year. It seems that the “working-from-home” model that a …
Article scientifique
MINIMISING ELECTRICITY COSTS BY DEVELOPING AN EFFECTIVE COMBINATION OF ALTERNATIVE ENERGY SOURCES
This study evaluates the high electricity costs faced at a carpet manufacturing company. Research was conducted by focusing on the …