READ ME File For 'Effect of baseplate flexibility and rail pad stiffness on slab track dynamics'

Dataset DOI: 10.5258/SOTON/D3459

Date that the file was created: April, 2025

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

Date of data collection: Sept 2017 to Dec 2019

Information about geographic location of data collection: Southampton and Doncaster, UK

Related projects: None

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SHARING/ACCESS INFORMATION
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Licenses/restrictions placed on the data, or limitations of reuse: CC BY NC 4.0


This dataset supports the publication:
AUTHORS: Xianying Zhang, David J. Thompson, Evangelos Ntotsios, Boniface Hima, Giacomo Squicciarini 
TITLE: Effect of baseplate flexibility and rail pad stiffness on slab track dynamics
JOURNAL: Engineering Structures
PAPER DOI IF KNOWN:

Links to other publicly accessible locations of the data: n/a

Links/relationships to ancillary or related data sets: n/a


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DATA & FILE OVERVIEW
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This dataset contains:

Data relating to figures in the paper, in Excel format

The figures are as follows:

Figure 3 Comparison between the measured and predicted mobility of the freely suspended baseplate: (a) point mobility at the centre of the rail seat, (b) transfer mobility to a point close to the corner, indicated in Figure 2

Figure 6 Comparison between the measured and predicted point mobility at the centre of the mounted baseplate 

Figure 9 Dynamic stiffness magnitude plotted against frequency for static preload of 20 kN

Figure 12 Comparison between the measured and predicted driving point mobility on the rail, excited above a fastener. Model including flexible baseplate and frequency-dependent (FD) pad stiffness. (a) Rail pad No. 1, (b) Rail pad No. 3. 

Figure 13 Comparison between measured and predicted TDR. Model including flexible baseplate and frequency-dependent (FD) pad stiffness. (a) Rail pad No. 1; (b) Rail pad No. 3.

Figure 14 Driving point mobility on the rail, excited above a fastener, for different values of rail pad stiffness, predicted using model including flexible baseplate and frequency-dependent pad stiffness. 

Figure 15 TDR for different values of rail pad stiffness, predicted using model including flexible baseplate and frequency-dependent pad stiffness.

Figure 16 Driving point mobility on the rail, excited above a fastener, predicted using different realisations of the model. (a) Rail pad No. 1, (b) Rail pad No. 3. 

Figure 17 TDR predicted using different realisations of the model. (a) Rail pad No. 1, (b) Rail pad No. 3. 

Figure 18 Baseplate transmissibility averaged over five positions on the baseplate. Comparison between measurements and predictions using different variants of the model for rail pad No 2.