Results 21 to 30 of about 8,235 (219)

A review on the advances of the study on FRP-Concrete bond under hygrothermal exposure [PDF]

open access: yes, 2023
The environmental exposure dramatically influences the performance of externally applied Fiber Reinforced Polymer (FRP) in the long run. Temperature and humidity are two common environmental factors that alter the bond behavior of the FRP application ...
Tafsirojjaman, T.   +4 more
core   +1 more source

Hygrothermal performance and damage risk of green roofs

open access: yes, 2022
S.141-163Green roofs become more and more popular especially in cities where they can help to improve the microclimate by reduced peak temperatures compared to conventional roof surfaces. They also reduce the gutter loads by rain water retention and save
Künzel, Hartwig M.   +2 more
core   +1 more source

Hygrothermal properties relationships in historic bricks

open access: yesHygrothermal properties relationships in historic bricks, 2023
As part of an ongoing research project to better understand the hygrothermal performance of solid masonry brick buildings, the material properties of dozens of historic fired clay bricks have been measured. This paper discusses the relationship between density, porosity, capillary and saturation moisture content as well as thermal conductivity. A clear
Roels, Staf   +3 more
openaire   +1 more source

Predicting the population dynamics of the house dust mite 'Dermatophagoides pteronyssinus' (Acari: pyroglyphidae) in response to a constant hygrothermal environment using a model of the mite life cycle [PDF]

open access: yes, 2007
A generalised model of the life cycle of a house dust mite, which can be tailored to any particular species of domestic mite, is presented. The model takes into account the effects of hygrothermal conditions on each life cycle phase.
Pretlove, Stephen   +17 more
core   +1 more source

Hygrothermal impact of adhesive-applied rooftop photovoltaic system

open access: yes, 2022
S.69-82Adhesive mounting of photovoltaic (PV) modules on residential roofs can significantly reduce the installed cost. The potential for undesirable moisture buildup under the module, however, may reduce shingle life and degrade the underlying roof ...
Shukla, N.   +3 more
core   +1 more source

Hygrothermal Durability and Damage Evolution of Bio-Epoxy-Based Composites Reinforced with Different Fibre Types. [PDF]

open access: yesPolymers (Basel)
basalt, and flax fibres. Fibre yarns and bio-composites were exposed for 3000 h at 60 °C and 98% relative humidity. The tensile strength reduction in the fibres and the interfacial shear strength (IFSS) reduction in the composites were assessed after ...
Iftikhar A   +8 more
europepmc   +2 more sources

Effects of hygrothermal stress on the failure of CFRP composites [PDF]

open access: yes, 2015
This paper investigates the hygrothermal effects on the failure mechanisms in bending of carbon fibre reinforced polymer (CFRP) composites. Accelerated diffusion testing was carried out by immersion at 50 °C constant temperature and 70 bar hydrostatic ...
Meng, M.   +10 more
core   +1 more source

Periodic Hygrothermal Properties of Salix Liquefaction Products / Isocyanate Rigid Foam Materials

open access: yesBioResources, 2023
Under specific circumstances, the liquefaction product of biomass polyol can be converted into hard polyurethane foam. In this study, the rigid foam material (RPUF) was created by reacting the liquefaction product of Salix psammophila with isocyanate ...
Xuelin Wang   +5 more
doaj   +2 more sources

Effect of hygrothermal environment on mechanical properties and damage mechanism of CFRP

open access: yesCailiao gongcheng, 2019
The moisture absorption properties of carbon fiber reinforced plastics (CFRP) laminates treated with three kinds of hygrothermal environments (relative humidity 85% RH, temperature 25, 70, 85℃ respectively) were investigated by accelerated moisture ...
YANG Xu-dong   +3 more
doaj   +1 more source

Hygrothermal properties of domestic T800 carbonfiber/epoxy composites

open access: yesJournal of Aeronautical Materials, 2019
Scanning electron microscope (SEM) was used to study the morphologies of 3 kinds of domestic T800 carbon fiber (CCF800). Infrared spectrogram was used to analyse the structure of CCF800 sizing agent.
SUI Xiaodong   +4 more
doaj   +1 more source

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