Research Article
Stiffness and Crack Behavior of Unbonded Posttensioned Concrete Beam Strengthened with Aluminum Alloy Plate
Table 5
Comparison of calculation results and experimental results of deflection.
| No. | β′ | Calculation results of deflection (mm) | Initial residual deflection (mm) | Experimental result of deflection (mm) | Error (%) |
| SL2 | 0.19 | 79.5 | 15 | 90.0 | 6.67 | SL3 | 0.23 | 63.5 | 5 | 66.8 | 3.29 | SS1 | 0.18 | 95.4 | 20 | 106.4 | −8.08 | SS2 | 0.22 | 83.8 | 25 | 119.0 | 8.4 | SS3 | 0.23 | 72.0 | 15 | 89.7 | 3.01 |
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