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混凝土高温动态压缩力学性能实验

陶俊林 秦李波 李奎 刘丹 贾彬 陈小伟 陈刚

爆炸与冲击2011,Vol.31Issue(1):101-106,6.
爆炸与冲击2011,Vol.31Issue(1):101-106,6.

混凝土高温动态压缩力学性能实验

Experimental investigation on dynamic compression mechanical performance of concrete at high temperature

陶俊林 1秦李波 1李奎 1刘丹 1贾彬 1陈小伟 1陈刚2

作者信息

  • 1. 西南科技大学土木工程与建筑学院,四川,绵阳,621010
  • 2. 中国工程物理研究院总体工程研究所,四川,绵阳,621900
  • 折叠

摘要

Abstract

An experimental setup was developed for rapid heating up concrete based on the principle of microwave heating and concrete specimens were manufactured. Dynamic compression experiments were conducted for the manufactured concrete specimens by using a split Hopkinson pressure bar system at different temperatures. The experimental results show that temperature is the primary factor for influencing the dynamic compression mechanical performance of concrete at high temperature and strain rate is the minor factor. Under dynamic compression, the concrete damage at high temperature can be divided into crack and fracture modes.

关键词

固体力学/力学性能/快速加热/混凝土/高温/SHPB

Key words

solid mechanics/ mechanical behavior/ rapid heating up/ concrete/ high temperature/SHPB

分类

数理科学

引用本文复制引用

陶俊林,秦李波,李奎,刘丹,贾彬,陈小伟,陈刚..混凝土高温动态压缩力学性能实验[J].爆炸与冲击,2011,31(1):101-106,6.

基金项目

国家自然科学基金项目(10602048,10972187) (10602048,10972187)

爆炸与冲击

OA北大核心CSCDCSTPCD

1001-1455

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