READ ME File For 'A modelling approach for noise transmission through extruded panels in railway vehicles '

Dataset DOI: 10.5258/SOTON/D1789

ReadMe Author: David Thompson, University of Southampton, ORCID: 0000-0002-7964-5906

This dataset supports the publication:
AUTHORS:Hui Li, Giacomo Squicciarini, David Thompson, Jungsoo Ryue, Xinbiao Xiao, Dan Yao, Junlin Chen
TITLE:A modelling approach for noise transmission through extruded panels in railway vehicles 
JOURNAL:Journal of Sound and Vibration 
PAPER DOI IF KNOWN:DOI: 10.1016/j.jsv.2021.116095


This dataset contains:

Data relating to figures

The figures are as follows:

Figure 2. Cross-section model of the extruded panel. 
Figure 3. Dispersion curves for the extruded panel.
Figure 7.  (b) modal density calculated by the 2.5D FE model. 
Figure 9. Modal density of the 20 m long train floor. 
Figure 10. Radiation efficiencies of the global modes obtained by using modal summation approach and by the 2.5D FE/BE approach, results are calculated based on the equivalent panel that represents the whole structure. 
Figure 11. Radiation efficiencies of the strips obtained by the modal summation approach and by the 2.5D approach. (a) strips on the top plate, (b) strips on the bottom plate. The strips’ names are identified in Figure 1
Figure 13. (c) vibration level difference between the two sides of the extruded panel. 
Figure 14. Sound reduction index of the extrusion.
Figure 15. (a) Driving point mobility when a force is applied to the stiffener connecting strip B and C in the mid bay, (b) driving point mobility when a force is applied to strip B. Positions indicated in Figure 2. 
Figure 16. The radiation efficiency predicted by the SEA model compared with results obtained from WANDS software for excitation on strip B
Figure 17. The radiation efficiency predicted by the SEA compared with results obtained from WANDS software for excitation at a stiffener connecting strips B and C, (a) results on excitation side, (b) results on receiving side. 
Figure 18. Prediction of radiation efficiency compared with measurements 
Figure 20. Sound reduction index of the extrusion
Figure 21. Prediction of radiation efficiency compared with measurements.




Date of data collection: September 2017 ~ August 2020

Information about geographic location of data collection: University of Southampton, U.K.

Licence:Creative Commons Attribution 4.0


Related projects:
The associated paper received funding from China Scholarship Council.




Date that the file was created: 27/03, 2021