PSI - Issue 59

632 O. Fomin et al. / Procedia Structural Integrity 59 (2024) 629–635 4 Oleksij Fomin, Serhii Kara, Dmytro Turovets, Andrii Klymash, Serhii Kuzmenko / Structural Integrity Procedia 00 (2023) 000 – 000

Fig. 2. Locations of strain gauges on the device for transporting semi-trailers on a platform wagon (a) front view; (b) back view.

Fig. 3. Scheme of installing wedges under the wheels of the experimental car.

3. Results and discussion The results of stress values determined during impact tests are given in Tables 1 and 2. The results of stress values determined during the wedge drop test are given in Table 3. Table 1. Results of determination of stresses during impact tests from the side device for transportation of semi-trailers on a platform wagon and an installed semi-trailer in a loaded state. Channel Unit of measurement hit number 1 2 3 4 5 6 7 8 9 10 1 7.76 10.93 16.8 22.16 13.06 277.42 165.68 208.45 20.05

168.73 -152.47 -37.37 37.99 49.23 97.45 -71.72 -170.6 128.88 47.97 34.46 -68.26 93.03 158.63

2 3 4 5 6 7 8 9

-31.24 -4.35 -8.85 -12.45 -8.54 4.86 26.14 5.95 8.84 -9.55 12.22 47.59 -5.2

-31.57 -4.49 -8.7 -5.83 -13.14 -7.73 5.04 24.92 6.65 10.47 -8.69 12.32 49.19

-50.82 -10.89 -15.61 -11.54 -32.89 23.9 12.97 41.69 10.85 23.15 -14.46 -32.2 68.33

-54.03 -8.82 -16.56 -8.52 -20.51 -18.51 -11.89 45.05 11.42 20.64 -18.49 -21.06 54.88

-52.49 -9.81 -16.24 -10.19 -29.25 -18.89 -10.99 49.03 11.09 20.84 -15.59 -32.06 57.89

-98.07 -18.89 -25.53 16.16 -37.87 44.85 -113.88 56.57 16.95 -27.15 -36.75 -42.34 129.49

-129 -28.78 -15.71 28.09 54.41 -48.43 -174.29 88.19 29.51 29.09 -40.21 57.09 119.81

-163.58 -37.32 25.95 48.32 95.32 -52.59 -225.97 131.04 45.81 47.98 -58.67

-56.57 -8.39 20.27 -13.1 -35.98 20.29 -8.97 42.09 10.89 -21.29 -15.46 -23.64 40.81

MPa

10 11 12 13

91.5

Auto coupling

tone

167.49