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QUENARD, Daniel; SALLES, Hérbet. Water vapor adsorption and transfer in microporous building materials: a network simulation. In: BUILDING SIMULATION, 2., 1991, Nice. Anais... Nice, 1991. p. 31-36.
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Número de Trabalhos: 1 (Com arquivo PDF disponíveis: 1)
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Dados do autor na base InfoHab:
Número de Trabalhos: 1 (Nenhum com arquivo PDF disponível)
Citações: Nenhuma citação encontrada
Índice h: Indice h não calculado  
Co-autores: Nenhum co-autor encontrado

Abstract

In this paper, we develop a discrete approach to describe the transport of condensible vapors through a microporous substance. We consider only isothermal water migration under uniform atmospheric air pressure, at temperature lower than 100ºC with negligible gravity. The pore-structure which is supposed to be representative of the material is built on a 2D random network of tubes. The basic phenomena (adsorption/desorption, diffusion, condensation) that occur during the water vapor transport in a single cylindrical pore at the steady state are taken into account. We underline that capillary condensation can be expected to cause vapor flow amplification of some few orders of magnitude. This phenomenon provides us with a possible explanation of some experimental results.
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