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author:

王德辉 (王德辉.) [1] (Scholars:王德辉) | 史才军 (史才军.) [2]

Indexed by:

CQVIP PKU CSCD

Abstract:

为了研究水泥-硅灰-矿粉-粉煤灰胶凝体系下超高强混凝土(UHSC)的硬化过程,采取正交设计,研究了硅灰、矿粉、粉煤灰和水胶比对UHSC水化、微观结构和强度的影响.掺入硅灰降低了UHSC的氢氧化钙(CH)含量和孔隙率,在一定掺量下可提高UHSC的抗压强度.掺入矿粉降低了UHSC的CH含量,在一定掺量下降低了孔隙率,提高了强度.掺入粉煤灰降低了UHSC的CH含量和早期强度,但增大了其早期孔隙率.UHSC的CH含量和孔隙率和水胶比成正比,强度和水胶比成反比.

Keyword:

强度 微观结构 水化 水胶比 胶凝材料 超高强混凝土

Community:

  • [ 1 ] [王德辉]福州大学
  • [ 2 ] [史才军]湖南大学

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Source :

硅酸盐通报

ISSN: 1001-1625

CN: 11-5440/TQ

Year: 2018

Issue: 12

Volume: 37

Page: 3951-3956,3962

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 5

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