Chinese Journal of Ship Research, Volume. 16, Issue 6, 140(2021)
Experimental study on wheel load distribution characteristics of truck tires
Figures & Tables(26)
![[in Chinese]](/Images/icon/loading.gif){kind=icon}
Table 1. Load cases
Table 2. Relationship between tire footprint area, size and load
View tableView in ArticleTable 2. Relationship between tire footprint area, size and load
载荷 W/t 轮印面积 S/m2 有效面积 λS/m2 矩形轮印 尺寸(2B′×2L′)/m2 有效矩形轮印 尺寸(2B×2L)/m2 2 0.0360 0.023 04 0.27×0.133 0.216×0.107 3 0.0449 0.028 74 0.27×0.166 0.216×0.133 4 0.0540 0.034 56 0.27×0.200 0.216×0.160 5 0.0648 0.041 47 0.27×0.240 0.216×0.192
Table 3. Testing results of each pressure point under different load cases
View tableView in ArticleTable 3. Testing results of each pressure point under different load cases
载荷W/t 压力/MPa 测点1 测点2 测点3 测点4 测点5 测点6 测点7 测点8 2 2.010 1.439 1.092 0.321 0.485 0.285 0.748 0.765 3 2.114 1.552 1.170 0.356 0.532 0.389 0.904 0.840 4 2.219 1.804 1.200 0.39 0.485 0.496 1.044 0.853 5 2.334 1.978 1.261 0.373 0.565 0.567 1.217 0.899
Table 4. Modified results of each pressure point under different load cases
View tableView in ArticleTable 4. Modified results of each pressure point under different load cases
载荷W/t 压力/MPa 测点1 测点2 测点3 测点4 测点5 测点6 测点7 测点8 2 0.77 1.09 0.79 0.32 0.79 0.77 1.09 0.77 3 1.25 1.23 0.87 0.36 0.83 1.25 1.23 0.84 4 1.36 1.42 0.90 0.39 0.85 1.36 1.42 0.85 5 1.45 1.60 0.96 0.37 0.87 1.45 1.60 0.90
Table 5. Mises stress of each strain point under different load cases
View tableView in ArticleTable 5. Mises stress of each strain point under different load cases
载荷W/t Mises压力/MPa 测点1 测点2 测点3 测点4 测点5 测点6 测点7 测点8 测点9 2 13.01 16.57 12.67 48.68 149.35 45.24 8.14 6.75 7.47 3 18.50 22.94 17.94 68.30 168.00 63.96 7.75 3.28 5.85 4 23.53 28.42 22.76 91.83 168.00 87.44 6.22 9.99 4.37 5 28.26 33.34 27.23 119.82 168.00 114.77 5.94 17.59 7.92
Table 6. Tested strain data of measuring points 7, 8, 9 under different load cases
View tableView in ArticleTable 6. Tested strain data of measuring points 7, 8, 9 under different load cases
载荷/t 测点7试验应变/μm 测点8试验应变/μm 测点9试验应变/μm 0° 45° 90° 0° 45° 90° 0° 45° 90° 2 −79.77 −47.70 −68.77 −72.36 −70.82 −55.33 −69.48 −90.35 −68.47 3 −50.06 −65.89 −93.07 23.19 −18.09 −43.14 −26.99 −47.28 −76.18 4 −6.48 −68.05 −83.31 142.19 42.51 −48.90 35.19 27.11 −40.12 5 39.96 −51.74 −51.81 255.11 99.75 −56.80 96.03 95.76 2.17
Table 7. Displacement results under different load cases
View tableView in ArticleTable 7. Displacement results under different load cases
载荷W/t 2 3 4 5 位移/mm 2.63 3.56 4.34 5.07
Table 8. Parameters for each load case
View tableView in ArticleTable 8. Parameters for each load case
载荷/t a b c 2 38.984 158.863 0.562 3 44.210 116.607 0.701 4 56.491 102.955 0.718 5 64.274 81.347 0.706
Table 9. Error analysis of pressure under different load cases
View tableView in ArticleTable 9. Error analysis of pressure under different load cases
载荷 压力值及误差 测点1 测点2 测点3 测点4 测点5 测点6 测点7 测点8 W=2 t 试验值/MPa 0.77 1.09 0.79 0.32 0.79 0.77 1.09 0.77 计算值/MPa 0.94 1.19 0.59 0.56 0.59 1.09 1.03 0.66 误差/% 22.1 9.2 −25.3 75 −25.3 41.6 −5.5 −14.3 平均误差/% 3.8 W=3 t 试验值/MPa 1.25 1.23 0.87 0.36 0.83 1.25 1.23 0.84 计算值/MPa 1.06 1.24 0.74 0.7 0.74 1.18 1.09 0.77 误差/% −15.2 0.8 −14.9 94.4 −10.8 −5.6 −11.4 −8.3 平均误差/% 4.1 W=4 t 试验值/MPa 1.36 1.42 0.9 0.39 0.85 1.36 1.42 0.85 计算值/MPa 1.13 1.29 0.76 0.72 0.76 1.25 1.12 0.78 误差/% −16.9 −9.2 −15.6 84.6 −10.6 −8.1 −21.1 −8.2 平均误差/% 8.4 W=5 t 试验值/MPa 1.45 1.6 0.96 0.37 0.87 1.45 1.6 0.9 计算值/MPa 1.14 1.27 0.76 0.71 0.76 1.26 1.08 0.75 误差/% −21.4 −20.6 −20.8 91.9 −12.6 −13.1 −32.5 −16.7 平均误差/% 15.7
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Shiwei HE, Hui LIU, Genglin ZHANG, Deyu WANG. Experimental study on wheel load distribution characteristics of truck tires[J]. Chinese Journal of Ship Research, 2021, 16(6): 140
Paper Information
Category: Ship Structure and Fittings
Received: Sep. 21, 2020
Accepted: --
Published Online: Mar. 28, 2025
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