Hygrometric Characterization of New Bio Sourced Materials for Building Construction

Taoufiq Kaoutari, Yousra Taouirte, Hasna Louahlia*, Mohamed Boutouil, Steve Goodhew, François Streif

*Corresponding author for this work

Research output: Chapter in Book/Report/Conference proceedingConference proceedings published in a bookpeer-review

Abstract

This paper treats the moisture-related characteristics of bio-based construction materials. Experiments were conducted using the wet cup method and the isothermal adsorption method. This last method provided information on the amount of absorbed moisture by each material, while the wet cup method measured the amount of moisture vapor crossing the material and the moisture resistance of the material. Two different samples were studied and compared: the first one is from a lightweight earth material having a good thermal insulation property. The second one is the cob material characterized by its durability and mechanical structures. By assuming that the absorbed moisture flux is equivalent to the flux passing through the material under steady state conditions, the study was able to calculate transfer coefficients such as water vapor permeability, moisture diffusion coefficient, and ambient transfer coefficient.

Original languageEnglish
Title of host publicationAdvances in Thermal Science and Energy - Proceedings of the 19th International Days on Thermal Science and Energy, JITH 2022
EditorsFazia Ali-Toudert, Abdeslam Draoui, Kamel Halouani, Mohammed Hasnaoui, Abdelmajid Jemni, Lounès Tadrist
PublisherSpringer Science and Business Media Deutschland GmbH
Pages438-446
Number of pages9
ISBN (Print)9783031439339
DOIs
Publication statusPublished - 2024
Event19th edition of the International Days on Thermal Science and Energy, JITH 2022 - Tangier, Morocco
Duration: 15 Nov 202217 Nov 2022

Publication series

NameLecture Notes in Mechanical Engineering
ISSN (Print)2195-4356
ISSN (Electronic)2195-4364

Conference

Conference19th edition of the International Days on Thermal Science and Energy, JITH 2022
Country/TerritoryMorocco
CityTangier
Period15/11/2217/11/22

ASJC Scopus subject areas

  • Automotive Engineering
  • Aerospace Engineering
  • Mechanical Engineering
  • Fluid Flow and Transfer Processes

Keywords

  • Bio sourced materials
  • CO reduction
  • Moisture transfer
  • Porous materials
  • Positive energy
  • Vapor permeability

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