Sensitivity Analysis of Microstructure Parameters and Mechanical Strength during Consolidation of Cemented Paste Backfill

Table 4

Microparameter calculation.

No.	Microcosmic parameters	Curing times
		3d	7d	14d	28d	56d
1	Total area of image	288000	288000	288000	288000	288000
2	Pore number	75	84	78	51	52
3	Total pore area	27227	37935	32581	32279	52809
4	Maximum pore area	4876	6254	6869	5519	10770
5	Average pore area	363.02	451.61	417.71	632.92	1015.57
6	Average length of long axis	35.22	44.55	40.21	48.26	48.75
7	porosity	0.09	0.13	0.11	0.11	0.18
8	Uniformity coefficient	3.11	2.18	4.29	3.56	4.59
9	Sorting coefficient	3.20	1.77	2.77	2.27	2.59
10	curvature coefficient	0.82	1.19	0.91	1.09	0.92
11	Average shape coefficient	0.26	0.20	0.26	0.25	0.29
12	fractal dimension	0.94	0.95	0.95	0.91	0.93
13	Weighted probability entropy	0.86	0.85	0.84	0.86	0.89