Research Article
Experimental Investigation on the Effect of Rubber Powder on Mechanical Properties of PVA Fiber Concrete
Table 5
Damping ratio of the concrete beam at each damage stage.
| | di (mm) | P0R0 | P1R0 | P1R5 | P1R10 | P1R15 | P1R20 |
| | 0 | 1.76% | 2.08% | 3.83% | 3.09% | 2.72% | 2.36% | | 5 | 4.12% | 3.04% | 5.31% | 3.63% | 4.18% | 3.39% | | 10 | 6.36% | 4.97% | 6.69% | 5.47% | 4.93% | 4.72% | | 20 | 4.43% | 5.38% | 7.82% | 6.13% | 6.48% | 5.91% | | 30 | 4.23% | 6.86% | 6.54% | 5.56% | 5.17% | 6.82% | | 40 | 3.89% | 5.72% | 6.02% | 5.08% | 4.78% | 6.43% |
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