• Title/Summary/Keyword: Rapid hardening nano-cementitious composite

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Heat Performance of Rapid Hardening Nano-Cementitious Composite for Repairing of Concrete Structures (콘크리트 구조물 보수를 위한 초속경 나노-시멘트 복합체의 발열성능)

  • Cho, Sanghyeon;Lee, Heeyoung;Yu, Wonjun;Kim, Donghwi;Chung, Wonseok
    • Journal of the Korean Recycled Construction Resources Institute
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    • v.8 no.4
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    • pp.421-428
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    • 2020
  • Recently, excellent thermal and electrical performance of cementitious composites by mixing nano materials are being studied. The purpose of this study is to research the heat generation and power consumption of rapid hardening nano-cementitious composites. The experiment was carried out after setting the rapid hardening cementitious material, curing day, and supply voltage as parameters. Rapid hardening nano-cementitious materials were classified into cement paste, mortar, and concrete The heat performance of all rapid hardening nano-cementitious composites in curing 1 day has increased over 10℃. The rapid hardening nano-cementitious composites can exhibit heat performance within 1 day. The heat performance of the rapid hardening nano-cementitious composites is maintained after 28 days.