Research Article
Experimental Investigation on the Mixture Ratio and Diffusion Performance of Grouting Materials for Water Bursting Prevention in Coal Mines
Table 1
The design of orthogonal experiment according to the L16(45) method.
| | Material ID | Factors | | A | B | C | E | F | | (water-cement) | (fly ash) | (sodium silicate) | (−) | (−) |
| | S1 | A1 (0.8 : 1) | B1 (10%) | C1 (0%) | 1 | 1 | | S2 | A1 (0.8 : 1) | B2 (20%) | C2 (1%) | 2 | 2 | | S3 | A1 (0.8 : 1) | B3 (30%) | C3 (3%) | 3 | 3 | | S4 | A1（0.8 : 1) | B4 (40%) | C4 (5%) | 4 | 4 | | S5 | A2 (1 : 1) | B1 (10%) | C2 (1%) | 3 | 4 | | S6 | A2 (1 : 1) | B2 (20%) | C1 (0%) | 4 | 3 | | S7 | A2 (1 : 1) | B3 (30%) | C4 (5%) | 1 | 2 | | S8 | A2 (1 : 1) | B4 (40%) | C3 (3%) | 2 | 1 | | S9 | A3 (2 : 1) | B1 (10%) | C3 (3%) | 4 | 2 | | S10 | A3 (2 : 1) | B2 (20%) | C4 (5%) | 3 | 1 | | S11 | A3 (2 : 1) | B3 (30%) | C1 (0%) | 2 | 4 | | S12 | A3 (2 : 1) | B4 (40%) | C2 (1%) | 1 | 3 | | S13 | A4 (3 : 1) | B1 (10%) | C4 (5%) | 2 | 3 | | S14 | A4 (3 : 1) | B2 (20%) | C3 (3%) | 1 | 4 | | S15 | A4 (3 : 1) | B3 (30%) | C2 (1%) | 4 | 1 | | S16 | A4 (3 : 1) | B4 (40%) | C1 (0%) | 3 | 2 |
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