Study on a New Rock Fracability Evaluation Model of Shale Gas Reservoir

Table 3

Comparison of the 2D and 3D fracture complexity analysis results after the core being pressed.

Test no.	Normalized fracture inclination dispersion	Normalized fracture area ratio	2D fracture complexity	2D fracability index	Normalized fracture porosity	Normalized fracture inclination dispersion	3D fracture complexity	3D fracability index
1	45.3	55.2	50.3	32.8	36.6	13.7	25.1	17.7
2	12.5	55.6	34.1	24.3	24.8	32.9	28.9	11.1
3	50.9	58.6	54.7	30.8	23.5	44.0	33.7	14.9
4	53.4	55.5	54.5	35.5	25.9	34.8	30.4	17.9
5	48.2	58.4	53.3	29.2	16.0	46.9	31.4	14
6	58.8	58.3	58.6	27.8	70.0	27.0	48.5	12.9
7	54.9	75.7	65.3	27.3	56.3	32.5	44.4	14.3
8	34.5	58.2	46.4	30.7	10.0	33.8	21.9	18.8
9	67.8	76.3	72.1	29.9	17.2	46.5	31.9	17
10	75.1	60.7	67.9	39.6	24.9	32.5	28.7	18
11	50.7	56.1	53.4	25.5	8.7	42.6	25.7	13.8
12	69.4	44.3	56.8	22.3	16.5	32.8	24.7	11.4
13	65.4	48.3	56.8	21.9	4.7	45.7	25.2	10.7
14	54.2	43.7	49.0	18.9	2.1	40.5	21.3	8.7
15	13.3	46.0	29.7	13.4	3.9	29.7	16.8	6
16	85.5	41.6	63.6	34.5	2.9	19.0	10.9	17.1