基于灰色关联与层次分析的脆性指数预测方法——以准噶尔盆地吉木萨尔凹陷芦草沟组致密储层为例

刘庆, 张镇, 杨帅, 李枫凌

Method for brittleness index prediction based on grey correlation and analytic hierarchy process:A case study of the tight reservoirs in the Lucaogou Formation of the Jimusaer Sag,Junggar Basin

LIU Qing, ZHANG Zhen, YANG Shuai, LI Feng-Ling

表5 判断矩阵

Table 5 Judgment matrix

元素 GR/API Rt/ (Ω·m) ρ/ (g·cm-3) CNL/0.01 ΔT/ (μs·s-1) GR 1 3 3 5/3 5/3 Rt 1/3 1 3 5/3 5/3 ρ 1/3 1/3 1 35 /3 CNL 3/5 3/5 1/3 1 3 ΔT 3/5 3/5 3/5 1/3 1