Moisture fixation and thermal properties of lime–hemp concrete

Paulien de Bruijn, Peter Johansson

Research output: Contribution to journalArticlepeer-review

Abstract

Lime–hemp concrete (LHC) is a sustainable building material that combines hemp shiv and building limes. Moisture fixation and thermal properties of LHC were determined so as to gain knowledge about the material’s behaviour in a cold, wet climate. Sorption isotherms were produced over the whole moisture range for two LHC mixes by means of glass jar tests and a pressure plate apparatus. Thermal properties were determined for the mixes at different relative humidities using a transient plane source method. The results showed relatively low thermal conductivity and a steep sorption isotherm in the interval between 95% and 100% RH.
Original languageEnglish
Pages (from-to)1235-1242
JournalConstruction and Building Materials
Volume47
DOIs
Publication statusPublished - 2013

Subject classification (UKÄ)

  • Materials Engineering

Free keywords

  • Lime–hemp concrete
  • Moisture fixation
  • Sorption isotherm
  • Glass jar test
  • Pressure plate apparatus
  • Thermal conductivity
  • Thermal diffusivity
  • Specific heat capacity
  • Sustainability
  • Hemp shiv

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