1. Research Repository
  2. Faculty of Engineering
  3. Civil Engineering
Please use this identifier to cite or link to this item: http://repo.lib.jfn.ac.lk/ujrr/handle/123456789/10008
Full metadata record
DC FieldValueLanguage
dc.contributor.authorKrishnya, S.-
dc.contributor.authorElakneswaran, Y.-
dc.contributor.authorYoda, Y.-
dc.contributor.authorKitagaki, R.-
dc.date.accessioned2023-12-28T07:22:39Z-
dc.date.available2023-12-28T07:22:39Z-
dc.date.issued2023-
dc.identifier.urihttp://repo.lib.jfn.ac.lk/ujrr/handle/123456789/10008-
dc.description.abstractThepredictionofchlorideingressionincement-basedmaterialhas gainedagreatdealofinterestamongresearchersasitcauseslong-termstructuraldamageinbuildingsbychloride-inducedreinforcementcorrosion.TheCl− diffusioninmortarisinfluencedbyinternalfactorsincludingpore-structureand hydrateswhicharedeterminedbyclinkerproperties,mixturerecipe,andcuring conditionsandexposureconditions.TheCl−penetrationinmortarleadstothe modificationofthemicrostructureandpore-solutionduetothedisequilibriumof thehydrates-poresolutionsystem.Consideringthecomplexityoftheprocessby incorporatingallaforementionedfactorsandinteractionofCl−withhydrates, anewmodelishereinproposedforpredictingthemicrostructureofthemortar duringtheCl−diffusion.Inthiswork,themicrostructureofmortarisconsideredasathree-phasematerial:aggregates,interfacialtransitionzone(ITZ)and bulkpaste,andITZisrealisticallyconsideredashighW/Cpastecomparedto theinitialW/C.ThedevelopedCOMSOL-IPHREEQCmodelinvolveshydration modelforcalculatingthedissolutionofclinkerinbulkpasteandITZ,thermodynamicmodelincludingthesurfacecomplexationmodeltopredictthehydrates andtheCl−adsorptionbyhydrates,homogenizationapproachtocomputethe averagehydrates,porosity,poresolutioncompositionanddiffusionparametersof themortarandCOMSOLMultiphysicstoperformthetransportationcalculation. Thepredictedresultsarevalidatedwithexperimentalresultsavailableintheliteraturestoverifythereliabilityoftheproposedmodel.TheeffectofITZonthe penetrationofCl−isalsoassessedinthiswork.en_US
dc.language.isoenen_US
dc.publisherSpringeren_US
dc.subjectChloride ion diffusionen_US
dc.subjectHydration productsen_US
dc.subjectInterfacial transition zoneen_US
dc.subjectPorosityen_US
dc.subjectCOMSOL-IPHREEQCen_US
dc.titleNumerical Simulation of ChlorideI on Ingression in Mortar incorporating the Effect of ITZ using an integrated COMSOL-IPHREEQC Frameworken_US
dc.typeArticleen_US
dc.identifier.doihttps://doi.org/10.1007/978-3-031-33211-1_62en_US
Appears in Collections:Civil Engineering

Files in This Item:
File Description SizeFormat 
Numerical Simulation of Chloride Ion Ingression in Mortar Incorporating the Effect of ITZ Using an Integrated C (1).pdf859.79 kBAdobe PDFView/Open
Show simple item record


Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.