富有机质页岩高温热激增渗效果实验评价方法
康毅力,杨东升,游利军,李鑫磊,白佳佳,邵佳新,曾涛

Experimental evaluation method for permeability changes of organic-rich shales by high-temperature thermal stimulation
Yi-li KANG,Dong-sheng YANG,Li-jun YOU,Xin-lei LI,Jia-jia BAI,Jia-xin SHAO,Tao ZENG
表6 应力敏感实验评价结果
Table 6 Evaluation results of stress sensitivity experiment
有效应力/MPa渗透率/(10-3 μm2)

天然岩样

LMX-1Y

干燥岩样高温热激后

LMX-2Y

饱水岩样高温热激后

LMX-3Y

40.005 7710.028 4461.033 752
100.004 5770.017 0590.499 441
200.003 5120.012 7350.323 698
400.003 0190.009 9280.195 438
Ss0.180.290.42
应力敏感程度弱弱中等偏弱