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Author:

荆鹏 (荆鹏.) | 张雅琪 (张雅琪.) | 张金喜 (张金喜.) (Scholars:张金喜) | 宋心彤 (宋心彤.)

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incoPat zhihuiya

Abstract:

本发明公开了一种针对粗颗粒土三轴试验应变传感器的安装设备及安装方法,所述传感器装置包括充填硅胶材料的PVC管,钢针和霍尔效应/LVDT传感器,并根据霍尔效应传感器位置及PVC管直径对制样桶进行钻孔改造。充填硅胶材料的PVC管预置于粗颗粒土试样内部,长度约2‑3cm;径向传感器位于试样中部,且圆弧形悬臂长度大于试样周长;两个轴向传感器对称于试样两边,且位于试样中部1/3处。试验时,将钢针刺入预置PVC管内以连接试样和传感器,进而通过三轴仪测量试样的轴向及径向应变情况,本发明的安装方法,简单易操作,可有效避免循环三轴实验中传感器底座失稳,围压水侵入试样等情况,进而有效地提升试验测量精度。

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Patent Info :

Type: 发明申请

Patent No.: CN202110882953.5

Filing Date: 2021-08-02

Publication Date: 2024-02-23

Pub. No.: CN113624588B

Applicants: 北京工业大学

Legal Status: 授权

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 6

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