Research Article
Identification of Sudden Stiffness Change in the Acceleration Response of a Nonlinear Hysteretic Structure
| Damage scenario | Damage novelty, location, and extent |
| Case 1 | t = 10 s, k2 = 102.64 kN/m ⟶ 61.58 kN/m |
| Case 2 | t = 10 s, k1 = 102.64 kN/m ⟶ 71.85 kN/m | t = 20 s, k2 = 102.64 kN/m ⟶ 71.85 kN/m |
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