lamb wave

Lamb wave based Structural Health Monitoring method is one of the most interesting hotspots for SHM. Lamb wave is a typical non-stationary signal.

基于Lamb波的损伤监测方法是结构健康监测中一个研究热点，而Lamb波是典型的非平稳信号。

Boundary element study for NDT using Lamb wave in large-aperture thin-wall pipe

边界元法用于大孔径薄管的兰姆波无损检测

Finally, Damage Localization system for composite materials based on lamb wave methods using wavelet analysis is discussed in detail.

最后，仔细讨论了基于Lamb波主动监测技术的结构损伤定位研究。

The varied dispersion curves worked out this paper is helpful in application of ultrasonic Lamb wave.

文章计算出的多种频散曲线对超声兰姆波的应用是有益的.

This integral can describe the efficiency of second-harmonic generation accompanying the primary Lamb wave time-domain pulse, as well as the dispersion degree between the primary and the double frequency Lamb waves.

该积分表达式可表征基频兰姆波时域脉冲传播过程中的二次谐波发生效率，以及基频与二倍频兰姆波模式之间的频散程度。

Experimental research on damage detection of metal plate using Lamb wave

利用Lamb波金属薄板结构损伤识别试验研究

The SAW sensors include Rayleigh wave, shear horizontal acoustic plate wave, Love wave and Lamb wave sensors.

表面声波传感器依其波型分类，主要包括瑞利波、水平切变声板波、乐甫波和兰姆波传感器；

The Magnetostrictive Generation of Lamb Wave by Electromagnetic Acoustic Transducer and Its Characters

兰姆波的电磁超声磁致伸缩式激励及其特性

This paper introduced a new Lamb wave sensor based on the analysis of nowaday methods for measuring sound velocity in liquid.

在分析现有液体声速测量方法的基础上，提出了一种新的兰姆波传感器。

Ultrasonic Lamb wave tomography of through hole flaws in isotropic thin plates

各向同性薄板中横穿孔缺陷的超声兰姆波层析成像

This paper investigates the analysis of ultrasonic Lamb wave in non-destructive testing ( NDT) field and the application of time-frequency method in on-line damage monitoring of smart composite structures.

本文采用时频分析方法进行Lamb波超声无损检测信号的处理，对其在智能复合材料结构损伤在线检测中的应用进行了研究。

There are the relationship between elastic modulus and phase-speed and surface-displacement of Lamb wave.

随着弹性模量的变化,兰姆波相速度和表面位移场与弹性模量之间有一定的对应关系.

Combining ray tracing with algebraic reconstruction technique ( ART), ultrasonic Lamb wave tomography for through hole flaws is developed.

综合射线追踪与代数重建技术（ART），发展了横穿孔缺陷的超声兰姆波层析成像方法。

Development of Lamb Wave Based Active Structural Health Monitoring System

基于Lamb波主动结构健康监测系统的研制

A new damage localization method is proposed to locate lamb wave.

研究结果表明:本文提出的损伤定位方法能有效地确定出在复合材料中的损伤.

Excitation of Lamb wave by a point source and ultrasonic angle probe

点源和超声楔形换能器激发的兰姆波

The acoustic wave sensor is a kind of new sensors which adapts to the development trend of the micro sensor and MEMS, mainly includes SAW sensor, Lamb wave sensor, Love wave sensor and so on.

声波传感器是适应微传感器和微机电系统发展趋势的一种新型传感器，主要包括声表面波传感器、兰姆波传感器、乐甫波传感器等。

Through second-order perturbation approximation and modal expansion approach, the second-harmonic generation of a primary Lamb wave propagating in layered structures has been analyzed, and the general solution to second-harmonic displacement fields has been obtained.

采用二阶微扰近似和模式展开方法，对分层结构中兰姆波的二次谐波发生问题进行了深入研究，得到了二次谐波声场的一般表达式。