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| 基桩浅部严重缺陷检测的理论探讨与工程实践 | |
| 引用本文： | 潘纪顺,吕芝全,刘长来,任隽.基桩浅部严重缺陷检测的理论探讨与工程实践[J].物探与化探,2000,24(6):464-469. |
| 作者姓名： | 潘纪顺 吕芝全 刘长来 任隽 |
| 作者单位： | 1. 中国科学技术大学,安徽,合肥,230026 2. 中国地震局地球物理勘探中心,河南,郑州,450002 3. 陕西省地震局,陕西,西安,710068 |
| 摘 要： | 从理论上给出了当基桩存在浅部严重缺陷时,在受到瞬态激振力的情形下,桩体上段振动的数学模型,并结合工程实践,描述了其低应变实测曲线的特征 |
| 关 键 词： | 基桩 缺陷 阻尼波动方程 曲线特征 |
| 收稿时间： | 1999-09-06 |
| 修稿时间： | 2000-06-20 |
THEORETIC DISCUSSION AND ENGINEERING PRACTICE FOR THE DETECTION OF SEVERE DEFECTS IN THE UPPER PARTS OF A FOUNDATION PILE |
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| PAN Ji-shun,LU Zhi-quan,LIU Chang-lai,REN Jun.THEORETIC DISCUSSION AND ENGINEERING PRACTICE FOR THE DETECTION OF SEVERE DEFECTS IN THE UPPER PARTS OF A FOUNDATION PILE[J].Geophysical and Geochemical Exploration,2000,24(6):464-469. | |
| Authors: | PAN Ji-shun LU Zhi-quan LIU Chang-lai REN Jun |
| Institution: | 1. University of Science and Technology of China, Hefei 230026, China; 2. Geophysical Prospecting Center of China Seism Bureau, Zhengzhou 450002, China; 3. Seism Bureau of Shaanxi province, Xi'an 710068, China |
| Abstract: | A mathematical model of the vibration at the upper segment of a pile when there exist severe defects is put forward based on theoretical analysis, and the curve characteristics of its low strain test is described according to engineering practice under condition of transient shock. |
| Keywords: | foundation pile defect damped wave equation curve charact |
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