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Mathematical Problems in Engineering
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2020
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Article
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Tab 3
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Research Article
Influence Factors of Vibration Response on Supporting-Thrusting System of Tunnel Boring Machine
Table 3
The equivalent stiffness of propelling oil cylinder under different thrusting strokes.
Number
Thrusting stroke (m)
x
Equivalent stiffness (N/m)
1
0.3
6.10
e
8
2
0.7
3.23
e
8
3
1.1
2.20
e
8
4
1.5
1.66
e
8
5
1.9
1.34
e
8
