From: Seismic Retrofitting of RC Circular Columns Using Carbon Fiber, Glass Fiber, or Ductile PET Fiber
Column index | Test results moment (kNm) | Analysis results moment (kNm), curvature (10–5 rad/mm) | My_calc/My_test (%) | Mu_calc/Mu_test (%) | Curvature ductility Φu/Φy | ||||
---|---|---|---|---|---|---|---|---|---|
Yield | Ultimate | ||||||||
My_test | Mu_test | My_calc | Φy | Mu_calc | Φu | ||||
C-3-control | 183 | 199 | 150 | 1.12 | 192 | 3.38 | 82.0 | 96.3 | 3.0 |
C-3-PET (hoop fibers only) | 166 | 238 | 152 | 1.14 | 213 | 7.87 | 91.4 | 89.4 | 6.9 |
C-3-PET (hoop + axial fibers) | 153 | 1.14 | 223 | 7.68 | 92.0 | 93.5 | 6.7 | ||
C-3-HF-hoop | 173 | 210 | 149 | 1.13 | 200 | 6.64 | 86.4 | 95.5 | 5.7 |
C-3-HF-spiral | 166 | 233 | 89.7 | 86.1 |