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N. Marc-Alain Mutombo, Freddie Inambao, Glen Bright
The conversion of solar irradiance into electricity by a photovoltaic module (PV) is 6? 7% of the incoming energy from the sun depending on the type of technology and the environmental parameters. More than 80% of incoming energy from the sun is reflecte...
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Semakula Maroa, Freddie Inambao
The growth in demand for power generation and energy from alternative fuels at low cost and friendly to the natural environment is increasing. This study used waste plastic pyrolysis oil (WPPO) and ethanol to apply direct blending of conventional diesel,...
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Lumbumba Taty-Etienne Nyamayoka, Gloria Adedayo Adewumi, Freddie Liswaniso Inambao
The concept of harvesting energy in the ambient environment arouses great interest because of the demand for wireless sensing devices and low-power electronics without external power supply. Harvesting energy by vibration with piezoelectric materials can...
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Tatenda J. Bvumbe, Freddie L. Inambao
The demand for air conditioning is increasing due to changing architectural trends and increased standards of living and indoor comfort conditions. Coupled to this, refrigerants used in conventional refrigeration systems have detrimental effects on the e...
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Andrew C. Eloka-Eboka, Ogbene Gillian Igbum, Freddie L. Inambao
Optimization of the production process in biodiesel production holds huge prospects. A reduced cost option is the optimization of process variables that affect yields and purity of biodiesel, which was achieved in this study. Optimized production and dir...
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Shadreck M. Situmbeko, Freddie L. Inambao
Solar thermal energy (STE) technology refers to the conversion of solar energy to readily usable energy forms. The most important component of a STE technology is the collectors; these absorb the shorter wavelength solar energy (400-700nm) and convert it...
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Tatenda J. Bvumbe, Freddie L. Inambao
A 35kW pilot solar powered absorption cooling system was designed and constructed at Moot Hospital in Pretoria to investigate the technical and economic performance of the technology. Technically, the system produced an estimated 43.938MWh of cooling ene...
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