Research Article
Dynamic Response Analysis of Segmental Lining under Ground Shock: A Simplified Calculation Method
Table 1
Coefficients of spring stiffness of joint.
| | Spring type | Different stages | Stiffness coefficient |
| | Circumferential spring | KO–H0 | 1.47 × 1010 N · m−1 | | KO–H1 | 1.16 × 108 N · m−1 | | KH1–H2 | −1.16 × 108 N · m−1 |
| | Radial spring | Kr | 1.28 × 109 N · m−1 |
| | Bending spring | KO–M1 | 1.25 × 108 N · m · rad−1 | | KM1–Mp1 | 1.62 × 107 N · m · rad−1 | | KO–M0 | 1.28 × 108 N · m · rad−1 | | KM0–Mp0 | 8.29 × 106 N · m · rad−1 |
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