Fig. 1. Acceleration measurement axes
Fig. 2. Double amplitude of acceleration
Fig. 3. Train type[1]
Fig. 4. Accelerometer detection points
Fig. 5. Physics Toolbox Suite Pro[10]
Fig. 6. Acceleration results through the 13th to 18th stations (3 axes)
Fig. 7. Acceleration results of the one section (the 16th to 17th stations, 3 axes)
Fig. 8. Acceleration properties in the years of 1997 and 2017 (Y-axis)
Fig. 9. Acceleration properties in the years of 1997 and 2017 (Z-axis)
Table 1. Daegu metropolitan transit line 1 status[1]
Table 2. Train function [1]
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