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Author:

田瑞俊 (田瑞俊.) | 杜修力 (杜修力.) | 彭一江 (彭一江.)

Indexed by:

CQVIP PKU

Abstract:

为了测定全级配混凝土梁的抗弯强度,采用位移控制的加载有限元程序模拟了全级配混凝土梁的弯拉实验,得到了相应的弯曲拉伸应力一应变全曲线.数值模拟得到的梁的极限荷载、抗弯强度与试验结果基本吻合.数值模拟结果还表明,四级配混凝土梁的极限荷载高于三级配混凝土梁,但是抗弯强度低于三级配混凝土.梁的最终破坏表现为一条主裂缝贯通混凝土梁的横截面,表现出较强的拉应变软化现象和局部化现象.

Keyword:

全级配混凝土 抗弯强度 弯曲拉伸 数值模拟

Author Community:

  • [ 1 ] [田瑞俊]北京工业大学
  • [ 2 ] [杜修力]北京工业大学
  • [ 3 ] [彭一江]北京工业大学

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Source :

水力发电

ISSN: 0559-9342

Year: 2008

Issue: 2

Volume: 34

Page: 23-25

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 3

Chinese Cited Count:

30 Days PV: 0

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