85 publication(s) trouvée(s)
Article scientifique
Recloser based energy exposure assessment of a distribution network
The optimised placement of reclosers on a distribution network is known to improve the reliability of a power system. Furthermore, …
Article scientifique
Wind power variability during the passage of cold fronts across South Africa
Wind is a naturally variable resource that fluctuates across timescales and, by the same token, the electricity generated by wind …
Article scientifique
Investigating diffuse irradiance variation under different cloud conditions in Durban, using k-means clustering
Diffuse irradiance is important for the operation of solar-powered devices such as photovoltaics, so it is important to analyse its …
Article scientifique
Pyrolytic topping of coal-algae composite under mild inert conditions
Co-processing of coal and biomass has been a focus of several research studies aimed at addressing the negative environmental attributes …
Article scientifique
Perspectives on integrated water resource management and its relevance in understanding the water-energy-climate change nexus in South Africa
It is increasingly acknowledged that the water-energy-climate change (WECC) nexus is one of the synergies that pose a significant risk …
Article scientifique
SAWEA's WindAc 2019 Conference Editorial
This academic peer-reviewed journal is an open access journal and publishes articles on technical, economic, policy, environmental and social aspects …
Article scientifique
Inferential based statistical indicators for the assessment of solar resource data
The drive to reduce fossil fuel dependency led to a surge in interest in renewable energy as a replacement fuel …
Article scientifique
A ray tracer model for analysis of solar concentrating systems
This study describes a 3D ray tracer model for analysis of a small-scale solar concentrating system where thermal heat is …
Article scientifique
Development of a large-area, low-cost solar water-heating system for South Africa with a high thermal energy collection capacity
A low-cost heat-exchanger system that can be used in high-pressure/low-pressure isolated solar water-heating systems in South Africa was developed for …
Article scientifique
Reactive power and harmonic compensation: A case study for the coal-mining industry
This study reports on a case study in Grootegeluk Mine: Exxaro Coal, Lephalale, South Africa, in terms of power factor …
Article scientifique
Influences of microalgae biomass on the thermal behaviour of waste coal fines
For this study, waste coal fines were treated with live microalgae slurry at varying biomass ratios to form coal-microalgae blends. …
Article scientifique
Developing a small photovoltaic power supply system with adaptive technologies for rural Africa: Design, cost and efficiency analyses
The objective of this study was to design a small-scale photovoltaic system to support electricity supply to a rural village …
Article scientifique
Energy flow estimation-control of two interconnected microgrids
Being dependent on weather, photovoltaic and wind system energy contributions fluctuate and are not continuously available, and sometimes not in …
Article scientifique
An overview of salient factors, relationships and values to support integrated energy-economic systems dynamic modeling
Integrated energy-economic modelling is needed to support the development of energy and climate policies. This study asserts that it is …
Article scientifique
The vulnerability of the South African electricity transmission network infrastructure to weather and climate: A review
Meteorological factors have an influence on global energy systems. This study reviewed some of the latest research contributions from other …
Article scientifique
Design and performance evaluation of wood-burning cookstoves for low-income households in South Africa
Many cookstove programmes implemented around the world aimed to reduce fuel consumption and pollutant emissions through the dissemination and adoption …
Article scientifique
Experiences with improved cookstoves in Southern Africa
This study explores user experiences with improved cookstoves, drawing on findings from household surveys conducted in South Africa, Mozambique, Malawi …
Article scientifique
System adequacy in the Southern African Power Pool: A case for capacity mechanisms
The requirement for increased investment in electrical energy infrastructure in the Southern African Power Pool (SAPP) region is contextualised. Background …
Article scientifique
Perceived success of energy strategies for South Africa’s financial services industry
Energy strategies have become a global focal point involving both individuals and organisations. These strategies are implemented widely by developed …
Article scientifique
The viability of biomethane as a future transport fuel for Zambian towns: A case study of Lusaka
The objective of the study was to determine the viability of biomethane as a transport fuel for Zambian urban towns. …
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