空气耦合超声集成模块 AIRSCAN+
空气耦合超声无损检测技术是一种非接触式免耦合剂的超声无损检测技术,AIRSCAN+系列空气耦合超声成像检测开发平台是专门针对空气耦合超声检测研发的一款高端开放研发平台。适用于各种非接触式空气耦合超声成像检测系统集成方案。
检测系统示意图
AIRSCAN+空耦主机的主要技术参数如下:
|
通道数 |
8 |
|
激励 |
200 Vpp |
|
激励波形 |
任意波形激励，支持 LFM 线性调频脉冲压缩激励 |
|
脉冲串个数 |
1 -20 |
|
重复频率 |
1 KHz @ 200 KHz激励 |
|
接收带宽 |
50 kHz-20 MHz |
|
接收灵敏度 |
27 bits |
|
采样频率 |
可达100 MHz |
|
总增益 |
160 dB |
|
数据通讯 |
100MB/s网口 |
|
编码器接口 |
支持XY轴编码器 |
|
触发类型 |
内触发，外触发 |
[1]HAN B Y, JIANG C, OMER A M, et al. A generic time-frequency analysis-based signal processing and imaging approach for air-coupled ultrasonic testing[J]. NDT & E International, 2024 (under review). Manuscript No.: NDTEINT-S-24-00129.
[2]Wang, B., & Zhao, B. (2023). In-situ defect measurement method for CFRP plate based on air-coupled ultrasonic Lamb wave. In Proceedings of the 17th Symposium on Piezoelectricity, Acoustic Waves, and Device Applications (pp. 1-5).
[3]Wang, B., Shi, W., Zhao, B., & Tan, J. (n.d.). A modal decomposition imaging algorithm for ultrasonic detection of delamination defects in carbon fiber composite plates using air-coupled Lamb waves.2024.
