一种用于压力检测的新型电磁超声传感器的设计
Changhong Chen1, Chunguang Xu1, Guangcan Yang1
1School of Mechanical Engineering, Beijing Institute of Technology, Beijing 100081, China.
Sensors (Basel, Switzerland)
|August 28, 2025
概括
这项研究引入了一种用于电磁超声波应力检测的新表面波传感器,该传感器将信号幅度提高111.1%. 这种新型设计提高了要求高的工业应用中的现场应力监测的准确性.
科学领域:
- 材料科学与工程
- 非破坏性测试
- 声学物理
背景情况:
- 精确的应力评估对于航空和国防设备的安全至关重要.
- 现有的电磁超声波 (EMU) 方法的信号幅度较低,适应现场测试能力较差.
- 限制阻碍了经济与金融联盟实践中的实时压力监测.
研究的目的:
- 开发一种新型的表面波传感器,用于增强EMU应力检测.
- 提高信号幅度和适应性,用于现场应力测量.
- 验证拟用于工业应用的传感器.
主要方法:
- 使用声弹性理论和EMU技术.
- 设计了一种新型的表面波传感器,
- 在6061合金上进行了有限元模拟和实验验证.
主要成果:
- 与传统传感器相比,信号幅度提高了111.1%.
- 在压力测量中显示的平均相对误差小于4.53%.
- 验证了传感器在随机压力条件下进行现场测试的可行性.
结论:
- 新的传感器设计显著提高了洛伦兹力分布和合效率.
- 拟议的方法提供了准确可靠的现场应力检测.
- 对于自动化检查系统和苛刻的工业环境来说,这种传感器具有很大的潜力.
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