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碳纤维增强塑料 (CFRP) 的非破坏性测试使用共振流传感器

Ming Ma¹, Shiyu Liu², Ronghua Zhang³

¹School of Life Sciences, Tiangong University, Tianjin 300387, China.

Sensors (Basel, Switzerland)

|June 19, 2024

概括

本研究引入了一种LC共振器,带有感应到数字转换器 (LDC),用于有效检测碳纤维增强聚合物 (CFRP) 缺陷. 这种方法简化了复杂的电路,提高了信号质量和非破坏性测试的抗干扰能力.

科学领域:

非破坏性测试是指非破坏性测试.
材料科学是一种材料科学.
电气工程电气工程电气工程

背景情况:

厄迪电流测试 (ECT) 是金属缺陷检测的标准.
CFRP测试通常需要更高的频率或复杂的线圈设计,使小型化和电路设计复杂化.
现有的方法在实现高信号噪声比 (SNR) 和CFRP的抗干扰方面面临挑战.

研究的目的:

设计一个使用感应到数字转换器 (LDC) 的LC共振器,以简化和有效地检测CFRP缺陷.
在灵敏度,SNR和抗干扰能力方面评估LC共振器的性能.
展示一种用于复合材料的非破坏性评估的新方法.

主要方法:

线圈设计模拟以验证结构合理性.
用多个探针对LC共振器进行实验比较,以评估SNR和检测灵敏度.
干扰实验以证明LC共振器在CFRP缺陷检测中的抗干扰能力.

主要成果:

LC共振器设计通过模拟验证.
实验结果显示,LC共振器的SNR和检测灵敏度很高.
拟议的方法在CFRP缺陷检测方面显示出显著的抗干扰能力.

结论:

开发的带有LDC的LC共振器为CFRP缺陷检测提供了简化和有效的解决方案.
这种方法克服了传统ECT方法在电路复杂性和小型化方面的局限性.
液晶共振器对复合材料的先进非破坏性评估具有有前途的承诺,性能得到改善.

关键词:

在 LC 共振器中,这是一个反干扰防护系统.检测缺陷检测检测缺陷检测的方法厄迪电流测试厄迪电流测试起飞机起飞机起飞机起飞

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