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Appropriate passive design approaches for the various climatic regions in South Africa

Author: Conradie, Dirk CU Date: Jan 2013 Previous chapters, Maximising the Sun (Conradie, 2011) and SA Climate Zones and Weather Files (Conradie, 2012), gave an introduction of the current South African climatic characteristics. This chapter explores appropriate passive design ... Read more
Ineffectiveness of foliar S-ABA application as an apple sunburn suppressant explained through effects on peel biochemistry and leaf ecophysiology

Author: Mupambi, G ; Schmeisser, M ; Dzikiti, Sebinasi ; Reynolds, S ; Steyn, WJ Date: Feb 2018 Sunburn is a physiological disorder that affects the visual quality of apple (Malus Domestica) fruit. In South Africa, producers estimate yield losses of up to 50% in green cultivars due to sunburn damage. Recent research in Japan has found ... Read more
Large-scale energy storage. Investigating improvements of redox flow batteries

Author: Swartbooi, Ashton M Date: Nov 2008 With fossil fuels facing depletion, research into the use of alternative fuel and energy sources has steadily increased. With the abundance of solar radiation available, especially in South Africa, solar energy could be utilised to provide a ... Read more
Maximising the sun

Author: Conradie, Dirk CU Date: Aug 2010 South Africa is blessed with some of the best quality solar radiation in the world. In the light of this many exciting opportunities exist to utilize the sun to its full potential in the design of energy efficient buildings. Passive solar ... Read more
Solar PV powered mobile cellular base station: Models and use cases in South Africa

Author: Aderemi, BA ; Chowdhury, SPD ; Olwal, T ; Abu-Mahfouz, Adnan MI Date: Sep 2017 The huge costs of operating a mobile cellular base station, and the negative impact of greenhouse gasses on the environment have made the solar PV renewable energy source a sought after. In addition to cost and environmental factor, abundant ... Read more
Solar ultraviolet radiation in South Africa and sun-related knowledge, attitudes and behaviours among South African adults: pilot study results

Author: Wright, C ; Albers, P Date: Sep 2011 While some sun exposure induces a sense of well-being and synthesis of vitamin D excess sun exposure has been associated with skin cancer, immune suppression and ocular cataracts. In South Africa, approximately 30% of all histologically-diagnosed ... Read more

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Browsing by Subject "Solar radiation"

Browsing by Subject "Solar radiation"

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