Research Article
Variations on Reservoir Parameters of Oil Shale Deposits under Periodic Freeze-Thaw Cycles: Laboratory Tests
Figure 9
Variation of freeze-thaw cycles on the stress and strain of the measured oil shale samples.
(a) Obtained stress-strain of dry rock sample |
(b) Obtained stress-strain of saturated rock sample |
(c) Stress-strain under 2 times of freeze-thaw cycle |
(d) Stress-strain under 4 times of freeze-thaw cycle |
(e) Stress-strain under 8 times of freeze-thaw cycle |
(f) Stress-strain under 16 times of freeze-thaw cycle |
(g) Stress-strain under 24 times of freeze-thaw cycle |