Research Article
Mechanical Recovery of Cracked Fiber-Reinforced Mortar Incorporating Crystalline Admixture, Expansive Agent, and Geomaterial
Table 4
Calculated dissipation energy gain under stress (σ) vs. CMOD curve, index of dissipation energy gain (IDEG) for different mix types.
| Mix type | Crack width (µm) | ED (N/mm) | IDEG | ED virgin | ED healed |
| OPC-28D | 75 | 1.31 | 0.41 | 0.31 | 79 | 1.49 | 0.46 | 0.31 | 104 | 2.11 | 0.52 | 0.25 | 109 | 2.27 | 0.58 | 0.26 | 141 | 1.12 | 0.19 | 0.17 | 146 | 1.27 | 0.25 | 0.20 |
| OPC-56D | 72 | 1.09 | 0.35 | 0.32 | 73 | 0.97 | 0.29 | 0.30 | 110 | 0.75 | 0.17 | 0.23 | 112 | 0.57 | 0.14 | 0.25 | 140 | 0.90 | 0.17 | 0.19 |
| SH1-28D | 71 | 1.80 | 0.51 | 0.28 | 74 | 1.78 | 0.53 | 0.30 | 107 | 2.14 | 0.47 | 0.22 | 112 | 2.24 | 0.55 | 0.25 | 139 | 1.96 | 0.39 | 0.20 | 140 | 2.06 | 0.42 | 0.20 |
| SH1-56D | 82 | 1.33 | 0.48 | 0.36 | 91 | 1.01 | 0.39 | 0.39 | 107 | 2.17 | 0.60 | 0.28 | 110 | 2.04 | 0.55 | 0.27 | 142 | 0.78 | 0.16 | 0.21 | 147 | 1.65 | 0.39 | 0.24 |
| SH2-28D | 81 | 1.90 | 0.65 | 0.34 | 83 | 1.76 | 0.58 | 0.33 | 113 | 1.93 | 0.49 | 0.25 | 117 | 1.85 | 0.49 | 0.26 | 134 | 2.36 | 0.50 | 0.21 | 140 | 2.06 | 0.39 | 0.19 |
| SH2-56D | 78 | 1.53 | 0.79 | 0.52 | 85 | 1.70 | 0.85 | 0.50 | 111 | 1.42 | 0.53 | 0.37 | 114 | 1.33 | 0.48 | 0.36 | 143 | 1.87 | 0.52 | 0.28 | 145 | 1.72 | 0.50 | 0.29 |
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