| 基于虚拟仪器的压电弯曲元测试系统研制 |
| |
| 引用本文： | 汪孔政.基于虚拟仪器的压电弯曲元测试系统研制[J].传感器与微系统,2010,29(9). |
| |
| 作者姓名： | 汪孔政 |
| |
| 作者单位： | 浙江大学软弱土与环境土工教育部重点实验室岩土工程研究所; |
| |
| 基金项目： | 国家自然科学基金海外和港澳青年学者合作研究基金资助项目，国家自然科学基金资助项目 |
| |
| 摘 要： | 为满足土力学研究与岩土工程对土体剪切波速高精度测试的要求,基于虚拟仪器技术研制了一种压电弯曲元波速测试系统.该系统硬件主要由弯曲元传感器、功率放大器、电荷放大器、计算机等组成;测试软件采用LabVIEW虚拟仪器平台开发,利用计算机声卡实现了信号的发生、采集功能.该系统构建成本低,测试效率高,已在砂土剪切波速测试中得到了应用.
|
| 关 键 词： | 虚拟仪器 压电 弯曲元 剪切波速 |
Research on piezoelectric bender element measurement system based on virtual instrument technology |
| |
| WANG Kong-zheng.Research on piezoelectric bender element measurement system based on virtual instrument technology[J].Transducer and Microsystem Technology,2010,29(9). |
| |
| Authors: | WANG Kong-zheng |
| |
| Affiliation: | WANG Kong-zheng (Key Laboratory of Soft Soils and Geo-enviromental Engineering,Ministry of Education,Institute of Geotechnical Engineering,Zhejiang University,Hangzhou 310058,China) |
| |
| Abstract: | In order to satisfy the demand of high precision of shear wave velocity measurement in soil mechanics and geotechnical engineering,a set of piezoelectric bender element system was developed based on virtual instrument technology.The system mainly consists of piezoelectric bender elements,power amplifier,charge amplifier,and computer,et al.The measurement software was programmed by LabVIEW,and the functions of signal generator and data acquisition were realized by the sound card.The system has the advantage ... |
| |
| Keywords: | virtual instrument piezoelectric bender elements shear wave velocity |
| 本文献已被 CNKI 万方数据 等数据库收录！ |
|
