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Browsing by Supervisor "Liebenberg, Leon"
Now showing items 1-4 of 4
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(University of Pretoria, 2010-08-25)Industrial tray air-dryers are increasingly used for the drying of agricultural products. The main drawback of these dryers is the non-uniform velocity distribution in the drying zone resulting in a non-uniform drying of ...
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(University of Pretoria, 2007)The phase-out of ozone-depleting refrigerants, such as R-12 and R-22, according to the Montreal Protocol of 1987, has provided the incentive to increase the thermal efficiency of current heating and refrigeration systems. ...
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(University of Pretoria, 2010-06-04)It is common practice to design water chiller units and heat exchangers in such a way that they do not operate within the transition region. This is mainly due to the perceived chaotic behaviour as well as the paucity of ...
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(University of Pretoria, 2008-05-19)The conceptual design and basic layout of a modular refrigerant test system capable of flow condensation and evaporation were performed. The purpose of this study was the investigation of flow patterns during refrigerant ...
Now showing items 1-4 of 4