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Browsing by Author "Brent, AC"

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Impact of mineral resource depletion

Author: Brent, AC ; Hietkamp, S Date: Sep 2006 In a letter to the editor, the authors comment on BA Steen's article on "Abiotic Resource Depletion: different perceptions of the problem with mineral deposits" published in the special issue of the International Journal of Life Cycle Assessment, ... Read more
Investigation into behaviours in and performances of a R&D operating unit

Author: Brent, AC ; Pretorius, MW Date: Jun 2009 The desire to improve the quality of life has driven research and development (R&D), and as a result technology. However, it has been noted that global R&D problems are, still, not well structured, and there are no unique solutions for the ... Read more
The need to strategically manage CSP fleet development and water resources: A structured review and way forward

Author: Duvenhage, F ; Brent, AC ; Stafford, William HL Date: Mar 2019 The rapid global growth in the use of renewable energy to reduce GHG emissions and mitigate climate change, through the inclusion of large amounts of PV and wind in existing electricity grids, has highlighted certain challenges. Most critically, ... Read more
The need to strategically manage CSP fleet development and water resources: A structured review and way forward

Author: Duvenhage, F ; Brent, AC ; Stafford, William HL Date: Mar 2019 The rapid global growth in the use of renewable energy to reduce GHG emissions and mitigate climate change, through the inclusion of large amounts of PV and wind in existing electricity grids, has highlighted certain challenges. Most critically, ... Read more
Optimising the concentrating solar power potential in South Africa through an improved GIS analysis

Author: Duvenhage, DF ; Brent, AC ; Stafford, William HL ; Van Den Heever, D Date: Jun 2020 Renewable Energy Technologies are rapidly gaining uptake in South Africa, already having more than 3900 MW operational wind, solar PV, Concentrating Solar Power (CSP) and biogas capacity. CSP has the potential to become a leading Renewable ... Read more
Population of the LEAP system to model energy futures in South Africa

Author: Taviv, R ; Trikam, A ; Lane, T ; O'Kennedy, K ; Mapako, M ; Brent, AC Date: May 2008 South Africa has ambitious goals for economic and social development, such as halving poverty and reducing unemployment to below 15% by 2014. A government investigation, supported by independent research, indicated that between 2004 and 2014 ... Read more
Principles of sustainability science to assess alternative energy technologies

Author: Brent, AC Date: Apr 2009 The emerging field of sustainability science recognizes the important role of technologies in reaching the conditional goals of sustainable development. Research in sustainable technologies requires transdisciplinarity to determine the ... Read more
Renewable rural electrification: Prediction of sustainability in South Africa. Case study: Wind and solar photo-voltaic with lead acid battery storage

Author: Rogers, DEC ; Brent, AC Date: 2009 A case study methodology and assessment of renewable energy technology and sustainable development is applied to a DME rural village project. Wind, solar and lead acid battery energy storage technologies were used for off-grid electrification. ... Read more
Renewable rural electrification: Prediction of sustainability in South Africa: Case study: Wind and solar photo-voltaic with lead acid battery storage

Author: Rogers, DEC ; Brent, AC Date: Nov 2008 A case study methodology and assessment of renewable energy technology and sustainable development is applied to a DME rural village project. Wind, solar and lead acid battery energy storage technology were used for off-grid electrification. ... Read more
Renewable rural electrification: sustainability assessment of mini-hybrid off-grid technological systems in the African context

Author: Brent, AC ; Rogers, DE Date: May 2009 The investigation summarised in this paper applied a sustainability assessment methodology on a renewable energy technological system in a rural village project that was commissioned by the South African Department of Minerals and Energy. The ... Read more
Renewable rural electrification: sustainability assessment of mini-hybrid off-grid technological systems in the African context

Author: Brent, AC ; Rogers, DE Date: May 2009 The investigation summarised in this paper applied a sustainability assessment methodology on a renewable energy technological system in a rural village project that was commissioned by the South African Department of Minerals and Energy. The ... Read more
Small-scale medical waste incinerators: experiences and trials in South Africa

Author: Rogers, DEC ; Brent, AC Date: 2006 Formal waste management services are not accessible for the majority of primary healthcare clinics on the African continent, and affordable and practicable technology solutions are required in the developing country context. In response, a ... Read more
South African energy model: a system dynamics approach

Author: Musango, JK ; Brent, AC ; Bassi, A Date: Jul 2009 This paper provides a South African energy model that was developed as a first step towards a comprehensive Threshold 21 model for South Africa. The energy sector consists of five sub-models, which are structured around the supply and demand ... Read more
South African research agenda to investigate the potential environmental, health and safety risks of nanotechnology

Author: Musee, N ; Brent, AC ; Ashton, PJ Date: Apr 2010 The South African perspective on nanotechnology, recently articulated through its national strategy, envisages nanotechnology to provide solutions to some of the country’s key development challenges, such as the provision of safe water and ... Read more
Sustainability assessment criteria for projects and technologies : judgements of industry managers

Author: Labuschagne, C ; Brent, AC Date: May 2007 Industries are increasingly under pressure to incorporate the objectives of sustainable development into company policies and decision-making processes. This study introduces a framework of sustainability assessment criteria that are relevant ... Read more
Sustainability cost accounting - Part 2: a case study in the South African process industry

Author: Brent, AC ; Van Erck, RPG ; Labuschagne, C Date: May 2007 Sustainability Cost Accounting (SCA) procedure has been introduced it expresses the impacts on sustainable development associated with a developed technology, by means of a common financial denominator. This paper uses a case study to demonstrate ... Read more
Sustainability cost accounting, Part 1: A Monetary procedure to evaluate the sustainability of technologies in the South African process industry

Author: Brent, AC ; Van Erck, RPG ; Labuschagne, C Date: Nov 2006 The development and management of new technologies is fundamental to the manufacturing sector as a core operational initiative. Managers of a new technology are increasingly pressurised to consider the economic, environmental, and social ... Read more
Sustainable development : a conceptual framework for the technology management field of knowledge and a departure for further research

Author: Brent, AC ; Pretorius, MW Date: May 2007 The complexity of integrating the concept of sustainable development and the reality of technology or innovation management practices has been argued. The purpose of the research was to establish a conceptual framework of the technology ... Read more
Systems analyses and the sustainable transfer of renewable energy technologies: a focus on remote areas of Africa

Author: Brent, AC ; Kruger, WJL Date: 2008 Sustainable energy provision is regarded as one of the most significant challenges facing the realm of development, especially in Africa where large proportions of the population still lack access to energy services. Although there have been ... Read more
Systems dynamics modelling to assess the sustainability of renewable energy technologies in developing countries

Author: Brent, AC ; Mokheseng, B ; Amigun, B ; Tazvinga, Henerica ; Musango, J Date: Apr 2011 The ‘water-energy nexus’ is now receiving more attention as policy- and decision-makers grapple with measures to enable the transition to a sustainable, low-carbon economy. South Africa, in particular, finds itself in a polycrisis in terms ... Read more

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