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混凝土桩基础超声波探缺原理及典型缺陷对比验证分析
引用本文:郭文龙,韩之江,赵雷,刘志华,郝海峰.混凝土桩基础超声波探缺原理及典型缺陷对比验证分析[J].山西交通科技,2013(3):70-73.
作者姓名:郭文龙  韩之江  赵雷  刘志华  郝海峰
作者单位:[1]山西省交通科学研究院黄土地区公路建设与养护技术交通行业重点实验室,山西太原030006 [2]中交公路养护工程技术有限公司西安设计咨询事业部,陕西西安710065
摘    要:超声波无损检测是混凝土桩基础完整性检测中最常采用的方法之一,由于钢筋混凝土材料组成的复杂性和超声波声学参数的敏感性,对检测人员掌握仪器的工作原理和工程经验提出越来越高的要求。详细阐述混凝土桩基础超声波检测的原理,并结合工程实践,对经过钻芯验证过的典型缺陷的波形及其声学特征做了详细的对比分析,可为检测人员和检测仪器的进一步智能化提供可靠的经验参考。

关 键 词:混凝土桩  基础  无损检测  超声波  钻芯法

The Comparison and Validation Analysis of Principle and Typical Defects of Ultrasonic Defects Detection Based on Concrete Pile
GUO Wen-long,HAN Zhi-jiang,ZHAO Lei,LIU Zhi-hua,HAO Hai-feng.The Comparison and Validation Analysis of Principle and Typical Defects of Ultrasonic Defects Detection Based on Concrete Pile[J].Shanxi Science & Technology of Communications,2013(3):70-73.
Authors:GUO Wen-long  HAN Zhi-jiang  ZHAO Lei  LIU Zhi-hua  HAO Hai-feng
Institution:1.Key Laboratory of Highway Construction and Maintenance Technique in Loess Area,Shanxi Transportation Research Institute,Taiyuan,Shanxi 030006 China; 2.Highway Maintenance Engineering Technology Co.,Ltd, Ministry of Transport,Xi'an,Shaanxi 710065,China)
Abstract:Combined with the engineering practice,this paper described the principle of ultrasonic detection based on concrete pile in detail,compared and analyzed the typical defect waveform and its acoustic characteristics verified by drilling core method.It also provided the reliable experience and reference for the further intelligent detection and instrument.
Keywords:concrete pile  foundation  nondestructive testing  ultrasonic wave  drilling core method
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