147 publication(s) trouvée(s)
Article scientifique
Design and development of a low-cost system to convert solar thermal energy into electricity for households in South Africa using solar concentrators
South Africa is, due its specific latitude location in the southern hemisphere, exposed to high solar irradiation levels. Black thermal …
Article scientifique
Improving reliability of the power distribution system in Goma (DRC) using solar distributed generation
The existing power distribution system of the city of Goma in the Democratic Republic of the Congo has many problems, …
Article scientifique
International procurement policies influencing renewable energy siting – implications for South Africa
The South African Renewable Independent Power Producer Procurement Programme selects bid winners based on bid tariff (70% weighting) and various …
Article scientifique
Optimal sizing for a grid-connected hybrid renewable energy system: A case study of the residential sector in Durban, South Africa
Many countries, including South Africa, have introduced policies and incentives to increase their renewable energy capacities in order to address …
Article scientifique
Outlook for the biomass energy sector in Mozambique: Policies and their challenges
To overcome the negative impacts of unsustainable exploitation of forest resources, the Mozambican government has been trying to regulate the …
Article scientifique
moderating and mediating role of local government in the community engagement strategy of a renewable energy company in South Africa
Adopting a qualitative case study approach of a renewable energy company in South Africa, the research investigated community engagement within …
Article scientifique
Design and application of a distributed generation hosting capacity algorithm
Distribution networks in Southern Africa and elsewhere are witnessing an unprecedented growth of consumer-side distributed generation (DG) courtesy of governmental …
Article scientifique
Development of low-cost reflective plate thermal energy absorber systems for application in South Africa
An innovative solar heat collector system was developed from low-cost materials by applying innovative design technology and using adaptive technologies. …
Article scientifique
An empirical analysis of volatility in South African oil prices
Volatility of the oil price has been around since the 1970s and an understanding of how it evolves provides insight …
Article scientifique
A cost-benefit analysis of implementing a 54 MW solar PV plant in a South African platinum mining company: A case study
A reliable and secure supply of energy is a prerequisite for adequate output and economic growth – especially in a …
Article scientifique
Factors influencing the use of firewood post-electrification in rural South Africa: The case of Ga-Malahlela village
Despite improved electrification rates and several government policies introduced to encourage rural households to switch from traditional to modern fuels, …
Article scientifique
The extent, characteristics and potential of solar powered irrigation systems in South Africa
South Africa has been identified as having a high potential for solar powered irrigation. However, there has been a lag …
Article scientifique
The South African informal sector’s socio-economic exclusion from basic service provisions: A critique of Buffalo City Metropolitan Municipality’s approach to the informal sector
This study explores the exclusion of informal micro-enterprises from the provision of basic urban infrastructure services in Duncan Village in …
Article scientifique
Preparation of bio-oil from Scenedesmus acutus using thermochemical liquefaction in a 1 L reactor
Biomass from microalgae is a potential feedstock for biofuels production. It poses no threat to food security as it does …
Article scientifique
Drivers of cooking energy choices by meal-types among smallholder farmers in western Kenya
There are gaps in research needed to enhance policy intervention for rural households’ transitions from traditional biomass to cleaner energy …
Article scientifique
Effective tracking of nationally determined contributions: A case study on South Africa
The Paris Agreement’s enhanced transparency framework requires that all Parties track and report progress toward their nationally determined contributions (NDCs). …
Article scientifique
A complex systems view of climate and development issues in South African coal power expansion
The implementation of climate change policy in South Africa inevitably requires decision-makers to navigate issues of development. This paper explores …
Article scientifique
South African shale gas economics: Analysis of the breakeven shale gas price required to develop the industry
Is Karoo shale gas an economically viable option for providing the gas needed for the South African power grid? Dispatchable …
Article scientifique
Estimating wind power generation capacity in Zimbabwe using vertical wind profile extrapolation techniques: A case study
Only 40% of Zimbabwe’s population has access to electricity. The greater proportion of the power is generated from thermal stations, …
Article scientifique
Evaluation of the coefficient of performance of an air source heat pump unit and an air to water heat pump
Air source heat pump (ASHP) water heaters are efficient devices for sanitary hot water heating. The coefficient of performance (COP) …