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Table 4 Vehicle collision acceleration response under different D

From: Research on the Influence of Multiple Parameters on the Responses of a B-type Subway Train

Empty stroke D(mm) Maximum collision instantaneous acceleration (g)
Vehicle M1 Vehicle M2 Vehicle M3 Vehicle M4 Vehicle M5 Vehicle M6
20 2.8739 1.3181 0.9199 0.7526 1.0643 1.1362
23.75 2.8739 1.3181 0.9199 0.7526 1.0643 1.1362
27.5 2.8739 1.3181 0.9199 0.7519 1.0582 1.1358
31.25 2.8739 1.3181 0.9199 0.7512 1.057 1.1357
35 2.8739 1.3181 0.9199 0.7509 1.0568 1.1355
38.75 2.8739 1.3181 0.9199 0.7504 1.0549 1.1351
42.5 2.8739 1.3181 0.9199 0.7503 1.055 1.1352
46.25 2.8739 1.3181 0.9199 0.7498 1.0532 1.1351
50 2.8739 1.3181 0.9199 0.7491 1.052 1.1349
Relative change (%) 0 0 0 − 0.47 − 1.16 − 0.11