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Energy Analysis of Ventilated Roof
Abstract The thermal performance of the building envelope is an important requirement for guaranteeing both a comfortable indoor climate and building’s energy efficiency. Ventilated facades and ventilated roofs could be considered as a passive cooling system that contribute to realize low energy building. The energy advantages provided by the ventilation of structures, during the summer, is the reduction of the cooling load due to the combined effect of the shading of the external wall and the heat removed by the air flow rate in the ventilated duct. The objective of this study is to evaluate, the effects of the pitch angle, the intensity of solar radiation, size and shape of the cavity, on the thermal behaviour of ventilated roof. The results show the amount of the Energy Saving obtainable by the ventilation of the roof.
Energy Analysis of Ventilated Roof
Abstract The thermal performance of the building envelope is an important requirement for guaranteeing both a comfortable indoor climate and building’s energy efficiency. Ventilated facades and ventilated roofs could be considered as a passive cooling system that contribute to realize low energy building. The energy advantages provided by the ventilation of structures, during the summer, is the reduction of the cooling load due to the combined effect of the shading of the external wall and the heat removed by the air flow rate in the ventilated duct. The objective of this study is to evaluate, the effects of the pitch angle, the intensity of solar radiation, size and shape of the cavity, on the thermal behaviour of ventilated roof. The results show the amount of the Energy Saving obtainable by the ventilation of the roof.
Energy Analysis of Ventilated Roof
Patania, F. (author) / Gagliano, A. (author) / Nocera, F. (author) / Ferlito, A. (author) / Galesi, A. (author)
2011-01-01
9 pages
Article/Chapter (Book)
Electronic Resource
English