基于正交试验的细尾砂—分级尾砂充填体强度研究
|
黄仁东,李哲
|
Study on the Strength of Fine Tailings-graded Tailings Packing Body Based on Orthogonal Test
|
Rendong HUANG,Zhe LI
|
|
表6 极差分析结果
|
Table 6 Range analysis results
|
|
变量类型 | 水平 | A | B | C | D | 显著性大小 |
---|
3 d抗压强度/MPa | k11 | 0.40 | 1.29 | 0.63 | 0.67 | B>A>C>D | k12 | 0.48 | 0.83 | 0.61 | 0.75 | k13 | 0.67 | 0.63 | 0.58 | 0.63 | k14 | 0.85 | 0.40 | 0.76 | 0.75 | k15 | 1.05 | 0.29 | 0.86 | 0.65 | R1 | 0.65 | 1.00 | 0.29 | 0.12 | 7 d抗压强度/MPa | k21 | 0.62 | 2.51 | 0.93 | 1.20 | B>A>C>D | k22 | 0.89 | 1.29 | 1.10 | 1.03 | k23 | 1.27 | 1.02 | 1.05 | 1.16 | k24 | 1.21 | 0.63 | 1.04 | 1.45 | k25 | 1.89 | 0.42 | 1.75 | 1.05 | R2 | 1.27 | 2.09 | 0.82 | 0.42 | 28 d抗压强度/MPa | k31 | 1.21 | 5.29 | 2.39 | 2.63 | B>A>C>D | k32 | 1.59 | 3.26 | 2.30 | 2.80 | k33 | 2.31 | 2.18 | 2.10 | 2.24 | k34 | 3.52 | 1.21 | 2.90 | 2.72 | k35 | 4.27 | 0.95 | 3.21 | 2.51 | R3 | 3.06 | 4.34 | 1.11 | 0.56 | 扩散度/cm | k41 | 38.56 | 38.96 | 27.28 | 43.42 | D>C>A>B | k42 | 35.70 | 36.16 | 30.86 | 40.06 | k43 | 34.62 | 30.42 | 34.46 | 32.00 | k44 | 32.84 | 31.84 | 35.60 | 28.58 | k45 | 26.38 | 30.72 | 39.90 | 24.04 | R4 | 12.18 | 8.54 | 12.62 | 19.38 |
|
|
|