Evaluation of Shrinkage, Mass Changes and Fracture Properties of Fine-aggregate Cement-based Composites during Ageing

dc.contributor.authorKucharczyková, Barbaracs
dc.contributor.authorŠimonová, Hanacs
dc.contributor.authorKeršner, Zbyněkcs
dc.contributor.authorDaněk, Petrcs
dc.contributor.authorKocáb, Daliborcs
dc.contributor.authorMisák, Petrcs
dc.contributor.authorPőssl, Petrcs
dc.coverage.issue2017cs
dc.coverage.volume190cs
dc.date.accessioned2017-08-10T10:46:33Z
dc.date.available2017-08-10T10:46:33Z
dc.date.issued2017-06-02cs
dc.description.abstractThe paper deals with the experimental determination of relative length changes development during cement based composite ageing. Special moulds with the dimensions 100 × 60 × 1000 mm were used for the measurements. These moulds were filled and placed on an advanced weighing table that enables continuous recording of mass losses caused by free drying of the specimen surface. In this way, the mass losses and changes in the length of the cement composite in the moulds were measured simultaneously. The shrinkage moulds were modified in order to measure also the long-term relative deformation of fine-aggregate concrete specimens as a result of drying. The outputs of the measurement are given in the form of the diagrams displaying the relationship between the relative length changes or the mass losses and the time of cement composites ageing. Besides the measurement of length changes, three-point bending fracture tests at the age of 3 and 28 days were also performed. The modulus elasticity, effective fracture toughness and specific fracture energy values were determined from load versus deflection diagrams recorded during fracture experiments on the specimens with dimensions 40 × 40 × 160 mm.en
dc.formattextcs
dc.format.extent357-364cs
dc.format.mimetypeapplication/pdfcs
dc.identifier.citationProcedia Engineering. 2017, vol. 190, issue 2017, p. 357-364.en
dc.identifier.doi10.1016/j.proeng.2017.05.349cs
dc.identifier.issn1877-7058cs
dc.identifier.other136610cs
dc.identifier.urihttp://hdl.handle.net/11012/69321
dc.language.isoencs
dc.publisherElseviercs
dc.relation.ispartofProcedia Engineeringcs
dc.relation.urihttp://www.sciencedirect.com/science/article/pii/S187770581732489Xcs
dc.rightsCreative Commons Attribution-NonCommercial-NoDerivatives 4.0 Internationalcs
dc.rights.accessopenAccesscs
dc.rights.sherpahttp://www.sherpa.ac.uk/romeo/issn/1877-7058/cs
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/cs
dc.subjectcement compositeen
dc.subjectvolume changesen
dc.subjectshrinkageen
dc.subjectmass lossen
dc.subjectfracture testen
dc.titleEvaluation of Shrinkage, Mass Changes and Fracture Properties of Fine-aggregate Cement-based Composites during Ageingen
dc.type.driverconferenceObjecten
dc.type.statusPeer-revieweden
dc.type.versionpublishedVersionen
sync.item.dbidVAV-136610en
sync.item.dbtypeVAVen
sync.item.insts2020.03.30 16:58:16en
sync.item.modts2020.03.30 15:57:25en
thesis.grantorVysoké učení technické v Brně. Fakulta stavební. Ústav stavebního zkušebnictvícs
thesis.grantorVysoké učení technické v Brně. Fakulta stavební. Ústav stavební mechanikycs
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