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人工挖孔嵌岩桩低应变检测中的若干力学概念浅析
Some Mechanics Problem Analysis on Low Strain Integrity Testing of Mosaie Pile with Man-Excavated Shaft
【摘要】 本文从五个方面详细介绍了低应变检测技术中的一些常见问题:低应变检测的理论基础;桩底反射信号的识别;高频、低频波的选择;桩头处理方法;时域分析与频域分析的关系等,对工程实践中基桩检测技术的正确运用具有一定的参考价值。
【Abstract】 In this article, five aspect’s problem was discussion, including theoretical base of Low strain integrity testing; Reflection signal identification on the bottom of pile; chosen between high frequency wave and low frequency wave; treatment on the top of pile; relation between time domain analysis and frequency domain analysis. It may be used as better reference material about installing correct Low strain integrity testing parameters.
【关键词】 低应变检测;
应力波;
频域分析;
时域分析;
嵌岩桩;
【Key words】 low strain integrity testing; stress wave; frequency-domain analysis; time-domain analysis; mosaie pile;
【Key words】 low strain integrity testing; stress wave; frequency-domain analysis; time-domain analysis; mosaie pile;
- 【文献出处】 重庆建筑 ,Chongqing Architecture , 编辑部邮箱 ,2006年Z1期
- 【分类号】TU473.1
- 【下载频次】79