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在复合结构上使用相位阵列超声波和脉冲热学进行基于融合的多模式补充非破坏性测试和评估.

Muhammet E Torbali¹, Argyrios Zolotas¹, Nicolas P Avdelidis¹

¹School of Aerospace, Transportation and Manufacturing, Cranfield University, Cranfield MK43 0AL, UK.

Materials (Basel, Switzerland)

|July 27, 2024

概括

此摘要是机器生成的。

结合阶段阵列超声波测试 (PAUT) 和脉冲温度计 (PT),可以改善多层结构中的缺陷检测. 互补的融合提供了更完整的了解整个材料厚度的缺陷.

关键词:

结合了NDT和E的组合.复合结构是复合结构的结构.在NDT&E中的核聚变.多式多态的NDT&E 非破坏性测试是指非破坏性测试.阶段阵列超声波测试阶段阵列超声波测试脉冲热谱是一种脉冲热谱.

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科学领域:

材料科学材料科学材料科学
非破坏性测试和评估 (NDT&E)
结构健康监测结构健康监测

背景情况:

单模非破坏性测试方法在检查多层结构方面存在局限性.
阶段阵列超声波测试 (PAUT) 与表面异常作斗争,而脉冲温度计 (PT) 则具有有限的深度透.

研究的目的:

调查PAUT和PT的集成,以加强对多层结构的检查.
为了应对表面级探测和深度透的互补挑战.

主要方法:

使用基于质量中心的注册方法来对齐检查数据.
应用了包括最大,加权平均,深度驱动组合 (DDC) 和波纹分解在内的补充融合技术.

主要成果:

与单个方法相比,补充融合显著改善了在多个层中检测缺陷的总数.
虽然单个方法显示了更高的MAE,但合并图像提供了更全面的缺陷概述.
个人检查方法往往会高估缺陷大小.

结论:

PAUT和PT的互补融合增强了多层结构中的缺陷识别.
这种综合方法可以更彻底地评估整个材料厚度的缺陷.
利用多种NDT模式对于改善结构分析和完整性至关重要.