桩基完整性检测中低应变反射波法检测技术研究  

Research on Low Strain Reflection Wave Method for Testing the Integrity of Pile Foundations

作　　者：翁剑辉 Weng Jianhui(Fujian Jianyan Engineering Testing Co.Ltd.,Fuzhou,Fujian 350108)

机构地区：[1]福建省建研工程检测有限公司,福建福州350108

出　　处：《江西建材》2023年第10期109-110,113,共3页Jiangxi Building Materials

摘　　要：低应变反射波法是一种常用的桩基无损检测技术,具有设备简便、灵活性强、成本较低、效率较高等优势。文中从前期准备、现场布置、信号采集等方面探究低应变技术的应用方法,并基于可用桩和缺陷桩的工程实例,分析低应变反射波曲线图,对其完整性进行判断,以期为低应变反射波的实际应用提供有效参考。Low strain reflected wave method is a commonly used non-destructive testing technology for pile foundations,which has the advantages of simple equipment,strong flexibility,low cost,and high efficiency.This article explores the application methods of low strain technology from three aspects:preliminary preparation,on-site layout,and signal acquisition.Based on engineering examples of available and defective piles,the low strain reflected wave curve is analyzed to judge its integrity,To provide effective reference for the practical application of lowstrainreflectedwaves.

关 键 词：低应变反射波法 桩基完整性 检测技术 

分 类 号：TU473[建筑科学—结构工程]