Analysis of Solar Cooling Technology in UAE and Outlook with South African Conditions
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Energy piles represent an innovative technology that can help provide sustainable geothermal heating or cooling energy for thermal conditioning purposes. In hot-dominated climates, the interest is to inject heat in the ground and extract energy for space-c ...
2024
When lake surface waters above the temperature of maximum density 4◦C cools, the verysurface fluid parcels become denser than their neighbours below. The latter process leads to a gravitationally unstable density distribution which may trigger ‘free convec ...
2021
Energy demand for cooling of buildings is projected to drastically increase in the next decades. Urban areas in tropical Asia are expected to contribute a major share to this growing demand. These areas are characterized by a high urban density and a diver ...
EPFL2021
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This study presents a novel set-up for desiccant-based cooling and dehumidification systems. In this cycle, a solid desiccant and conventional combined cooling and power (CCP) systems, based on the ejector refrigeration cycle (ERC) and the organic Rankine ...
IOP2019
In the context of global warming, it is important to find solutions to decrease emission of greenhouse gases. It becomes clear that reducing energy consumption will be a big part of this challenge. The operation of buildings (heating, cooling and lighting) ...
2020
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In this work, we describe a new approach for compact and energy-efficient cooling of converters where multiple miniaturized microfluidic cold-plates are attached to transistors providing local heat extraction. The high pressure drop associated with microch ...
2020
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WaterShed is an urban structure that takes advantage of usable rainwater to cool ambient air in pedestrian areas, publics spaces and transportation hubs. The system addresses pedestrian thermal comfort in conditions of heatwave, which can be life threateni ...
2022
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With the advent of a new generation of switchable absorber coatings, overheating and the resulting stagnation of solar thermal collectors – until recently a common problem even in central European latitudes – can be successfully overcome. Based on thermoch ...
EPFL LESO-PB2020
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Evaporative cooling systems consume high water, but low electricity for their operation. On the other hand, vapor compression systems consume no water, but high electricity. Water and energy systems are interconnected at different levels. Therefore, water ...
2019
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Climate change is having and will have drastic consequences for high density populated areas such as cities. There is thus a need to develop more tools to evaluate new strategies for adaptation to and mitigation of changing temperatures. Additional functio ...
