23 articles in this issue
Teresa Hattingh
“Never doubt that a small group of thoughtful, committed citizens can change the world. Indeed, it is the only thing that ever has.” -Margaret Mead (1901-1978), American anthropologist This annual Special Edition once again combines outstanding ... see more
Eduan Hugo,Johann Holm
The technological world is ever-evolving, and industries worldwide must match the pace of inevitable change. We are in the midst of the fourth industrial revolution, and many are suggesting that there may be a fifth industrial revolution in sectors where ... see more
M Machesa,L Tartibu,M Okwu
Supplier selection in a manufacturing system is highly complex owing to the nature and structure of organisations, necessitating a paradigm shift from the rule-of-thumb and classical methods of supplier selection to a reliable technique that uses a hybrid... see more
Ralmar Marsh,A.C. Brent,Imke de Kock
While sustainable construction has gained increasing international attention, a limited number of studies address the issue of sustainable construction in South Africa. The adoption and implementation of sustainable solutions in the South African construc... see more
Paul Ozor,Eveth Nwobodo-Anyadiegwu,C Mbohwa
Computerised software systems have undeniably continued to gain recognition in the implementation of reliable maintenance policies in today’s Industries. While significant investigations corroborating the importance of management technology in developed e... see more
Ruby Ichikowitz,Teresa Hattingh
Electronic waste, also known as e-waste, is the fastest growing waste stream in South Africa, and poses a serious environmental risk if mismanaged. Through appropriate recycling processes and the recovery of raw materials such as gold and copper, e-waste ... see more
Chantelle van Aarde,Andries Gous,Marius Kleingeld
Budgets are used to predict and measure a mine’s performance. Problems arise when the budget is developed by financial resources with little focus on operational changes. The implementation of energy-saving measures, and the number of workdays or time-of-... see more
Marli Droomer,James Bekker
Targeted marketing has become more popular over the last few years, and knowing when a customer will require a product can be of enormous value to a company. However, predicting this is a difficult task. This paper reports on a study that investigates pre... see more
Lelani Oosthuizen,Imke de Kock,Josephine Musango
Energy sectors are faced with the interconnected challenges of urbanisation and providing a growing population with accessible and sustainable energy that facilitates economic development, energy security, and poverty reduction. The Sustainable Developmen... see more
Linda Weiland,Craig Law,Bernadette Sunjka
Air traffic management is a complex multi-disciplinary socio-technical system of systems that directly supports the air transportation industry. With the introduction of new technologies into the air traffic management system, there is a lack of understan... see more
Mncedisi Dewa,Andre van der Merwe,Stephen Matope
Most industrial machinery and equipment used by the South African manufacturing sector is powered by either a direct current or an alternating current electricity supply. With the recent frequent power cuts caused by load shedding, operations managers hav... see more
Christa Searle,Victoria Harper
Water scarcity is both a global and a local phenomenon. In order to address this, investigations into water demand management strategies and the conservation tendencies of a population are imperative. This paper investigates the tendencies of a residentia... see more
J Watkins,Bernadette Sunjka
This paper explores the synergies that exist between lean construction and green building across all the development phases in a construction project to enhance sustainable development practices in South Africa. Using a systematic literature review, 68 ar... see more
Stefani van der Merwe,Imke de Kock,Josephine Musango
The impact of restricted access to sustainable energy is the worst in vulnerable urban poor areas, and so an alternative approach to energy innovations is needed. To explore the possibilities for energy innovations, gender needs to be taken into account. ... see more
Le-Ann Botes,W Hamer,D Nell,P Goosen,H Brand
New technological developments allow for an increase in data generation. There is a parallel increase in business intelligence systems. As a result, numerous operational reports are continuously developed to measure operational performance. Many studies s... see more
Anthon Botha
“Go to the ant, … consider its ways and be wise!” (Proverbs 6:6). We have progressed using biomimicry to inform our engineering designs and processes. Yet we have learnt very little in finding our inspiration from nature for leading in our complex world. ... see more
Philani Zincume,Wyhan Jooste
The aim of this study was to identify, validate, and describe the determinants of supervisor effectiveness in the context of engineering team-based organisations. Five supervisor effectiveness determinants were identified through the use of the systematic... see more
Lauren Christopher,Marne de Vries
Agile methodologies were created for small co-located teams; but their benefits are now needed for projects with multiple, geographically dispersed teams. This raises the issue of scaled Agile — the modification of Agile to suit grander endeavours. This a... see more
Henry Wynand Huysamen,William Allan Kinnear,Theodorus Ernst Fonternel,Edwin Turton,Ina Yadroitsava,Igor Yadroitsev
This study aims to determine whether additive manufacturing can be used to produce a safe and reliable video laryngoscope. Different designs were proposed and evaluated with a mannequin for usability. Finite element analysis (FEA) was done to estimate the... see more
Malan van Tonder,Deon Johan de Beer,Harry Wichers
The need for companies to adopt a quality management strategy has significantly increased in recent times as a result of global competition and more demanding customers. It is important to integrate quality throughout the product lifecycle, which includes... see more
Daniel Kirkman,Andre van der Merwe,Ian Campbell
The development of a novel method of additive manufacturing involving the support-free extrusion of a photopolymer is discussed. The objectives of the paper are the presentation of mechanical and electrical hardware developments for a freeform additive ma... see more
Adriaan Wessels,Anton du Plessis,Ina Yadroitsava,Johan Els,Igor Yadroitsev
Effective quality control of implants made using additive manufacturing is an important task for suppliers to comply fully with existing regulations and certifications. To study the influence of porosity on the mechanical behaviour of mandibular implants ... see more
Brett Giddy,Johan van der Merwe
This study investigated the feasibility of a parametric mandible reconstruction plate in order to reduce surgical lead time, improve fit, and reduce residual stresses. The parametric plates were generated on the basis of simulated cephalometric measuremen... see more