Chunan Tang   

Professor
Supervisor of Doctorate Candidates
Supervisor of Master's Candidates

Main positions: President of international exchange committee of the Chinese Society of Rock Mechanics and Engineering CSRME
Other Post: Vice President of the Chinese Society of Rock Mechanics and Engineering CSRME

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Language:English

Paper Publications

Title of Paper:基于高性能计算的钢筋混凝土构件等间距裂缝形成过程研究

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Date of Publication:2009-01-01

Journal:工程力学

Included Journals:Scopus、EI、PKU、ISTIC、CSCD

Volume:26

Issue:3

Page Number:161-167

ISSN No.:1000-4750

Key Words:钢筋混凝土; 裂缝; 非均匀性; 高性能计算

Abstract:通过建立钢筋混凝土细观损伤软化力学模型,结合统计技术考虑混凝土细观非均匀性,采用并行三维真实破坏过程分析Parallel-RFPA3D(Real
   istic Failure Process
   Analysis)系统,模拟了不同力学特性的钢筋对钢筋混凝土构件在单轴拉伸作用下变形场分布以及破坏形态,分析了不同力学特性的钢筋对裂缝数及裂缝间
   距的影响.研究发现,饱和裂缝间距随钢筋弹性模量值的增加而减小,而裂缝的数量则随钢筋弹性模量值的增加而增多.在试件破坏过程中出现了等间距裂缝现象并
   通过数值试验分析了此破坏现象的力学机理.

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