风机混凝土扩展基础施工冷缝缺陷检测与评估技术- 关键词：风机；混凝土；扩展基础；缺陷；冲击回波； [gap=1212]Key words: wind turbine; concrete; foundation; detection; impact-echo;
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Impact Echo Tests 脉冲回波试验
impact echo method 冲击回波试验
Impact-echo Method 冲击回波法 ; 敲击回波法
impact echo signal 脉冲回波信号
impact echo scanning 冲击回波扫描
Based on the character of wavelet transform theory, the impact-echo method is used to detect cracks in concrete structures. The collected signal is analyzed by the wavelet transform.
基于小波变换原理的特点,运用冲击回波法检测有裂缝缺陷的混凝土结构,通过对采集到的信号进行小波变换分析,提取反映裂缝缺陷的特征信息。
参考来源 - 大体积混凝土结构裂缝检测与分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The applications of impact-echo method on nondestructive testing for concrete structures are researched in this paper.
本文针对冲击回波法在混凝土无损检测中的应用展开研究。
The measuring results in field show that the impact-echo method is effective in measuring the depth of surface-opening crack.
现场测试表明，该方法对开口裂缝深度的测试是相当有效的。
The traditional non-destructive method of pipe piles and concrete plates is impact-echo technique based on one-dimensional stress wave theory, and it can detect the big defects.
对管桩和混凝土板的传统无损检测方法则是基于一维波动理论的冲击回波方法，这种方法只能检测比较大的缺陷。
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