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author:

季韬 (季韬.) [1] | 陈彩艺 (陈彩艺.) [2] | 陈永波 (陈永波.) [3] | 庄一舟 (庄一舟.) [4] | 梁咏宁 (梁咏宁.) [5]

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CQVIP PKU CSCD

Abstract:

采用U型管微压测定装置测定不同预湿程度陶粒在轻骨料混凝土中的吸水返水过程,采用扫描电子显微镜(SEM)观察轻骨料混凝土界面结构形貌,采用新型环形约束收缩装置研究了部分约束条件下轻骨料混凝土的拉伸徐变特性.结果表明:随着陶粒预湿程度的提高,陶粒在轻骨料混凝土中的吸水能力下降,返水能力提高,陶粒与水泥石界面结合程度加强,轻骨料混凝土的拉伸徐峦值废.小.

Keyword:

吸水返水特性 拉伸徐变 轻骨料混凝土 预湿程度

Community:

  • [ 1 ] 福州大学土木工程学院,福建福州350108

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Source :

建筑材料学报

ISSN: 1007-9629

Year: 2012

Issue: 5

Volume: 15

Page: 690-696

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 1

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