8 Questions 12 Answers 0 Followers
Questions related from Hao Qiu
Hello everyone, Recently, I've been trying to conduct a vibration test to obtain the quality factor of a specimen. However, the support boundary inevitably affects the results. I have tried...
11 May 2022 1,443 2 View
Hello everyone, I am trying to calculate the eigenfrequencies of a structural system in COMSOL with the bolt pretension considered. The structural system is consisting of two circular plates, a...
05 December 2021 8,072 0 View
Hello everyone, Recently, I have read the paper MODELING THE EXCITATION OF LAMB AND SH WAVES BY POINT AND LINE SOURCES (2004, AIP Conference Proceedings). To fully understand it, I have studied...
16 April 2021 8,861 5 View
Hello everyone, Has anyone ever succeeded in calculating the energy reflection coefficients in LAMB wave edge reflection problem? Or any available code resources? I am a third-year master...
09 December 2020 1,283 3 View
Hello everyone, Recently, I am trying to simulate the flexural wave relating problems in an infinite (large enough) thin plate at low frequency using COMSOL. Frequency-domain and eigenfrequency...
19 October 2020 7,073 3 View
Hello everyone, Using the spectral collocation method (SCM), I have successfully obtained the complex wavenumber k, displacement U and stress field S of different LAMB modes. However, when I...
01 September 2020 3,918 2 View
Hello everyone! I'm trying to draw Lamb wave dispersion curves with MATLAB, and I have succeeded with calculating the results with a real wavenumber or a pure imaginary wavenumber. I'm not so...
09 August 2020 2,930 11 View
Hello everyone, I want to solve a elastic wave problem in Comsol using PDE module since my model have a different consititutive relation which is not included in the present modules. I have...
24 July 2020 7,468 3 View
