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SIMULATION OF VENTILATION SYSTEMS IN A PROTECTED ENVIRONMENT USING COMPUTATIONAL FLUID DYNAMICS REA
Silva,Roberto C. da; Cordeiro Júnior,José J. F.; Pandorfi,Héliton; Vigoderis,Ricardo B.; Guiselini,Cristiane.
ABSTRACT Computational simulations of mass and energy flow help in implementing alternative cooling systems in protected environments. The aim of this study was to model and simulate the interaction between external and internal environments of a protected environment by means of computational fluid dynamics (CFD) techniques and validate micrometeorological variables for subsequent comparison between natural and indirect ventilation by ground heat exchangers. At the first phase, the micrometeorological variables global solar radiation (Qg), air temperature (Tair), and air relative humidity (RH) were monitored. The second phase consisted of the numerical modeling of finite volumes, with validation through recorded data, as well as simulation and comparison...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Numerical simulation; Micrometeorology; Protected cultivation; Finite elements.
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-69162017000300414
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Hourly interaction between wind speed and energy fluxes in Brazilian Wetlands - Mato Grosso - Brazil Anais da ABC (AABC)
RODRIGUES,THIAGO R.; CURADO,LEONE F.A.; PEREIRA,VINICIUS M.R.; SANCHES,LUCIANA; NOGUEIRA,JOSÉ S..
ABSTRACT Matter and energy flux dynamics of wetlands are important to understand environmental processes that govern biosphere-atmosphere interactions across ecosystems. This study presents analyses about hourly interaction between wind speed and energy fluxes in Brazilian Wetlands - Mato Grosso - Brazil. This study was conducted in Private Reserve of Natural Heritage (PRNH SESC, 16º39'50''S; 56º47'50''W) in Brazilian Wetland. According to Curado et al. (2012), the wet season occurs between the months of January and April, while the June to September time period is the dry season. Results presented same patterns in energies fluxes in all period studied. Wind speed and air temperature presented same patterns, while LE was relative humidity presented inverse...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Energy balance; Latent heat flux; Linear regression; Micrometeorology; Pantanal; Sensible heat flux.
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652016000602195
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