
Relationship between loading rate and aspect ratio
Figures of the Article
-
SHPB test system
-
Test coal samples
-
Schematic diagram of sample loading
-
Force balance at both ends of samples with different l/d
-
Time-history course of dynamic shear stress curves of coal samples with different l/d
-
Failure modes of samples under different l/d
-
Relationship between dynamic shear strength and impact pressure
-
Relationship between dynamic shear strength and l/d
-
Curves of dynamic shear strength of coal samples with l/d under different values of parameter a
-
Relationship between dynamic shear strength and loading rate
-
Relationship between loading rate and aspect ratio
-
CT scan slices of coal
Tables of the Article
-
p/MPa /(GPa·s-1) 加载率/(GPa·s-1) 平均值 理论值 0.25 91.81 90.90 89.09 95.14 85.75 0.35 138.91 137.68 139.58 143.50 130.64 0.45 232.41 229.61 231.52 225.60 230.82 0.55 335.75 322.44 318.52 321.34 310.23 -
l/d 0.4 0.6 0.8 内部三维裂隙 裂隙体积/mm3 21.70 26.20 50.00
Related articles
-
2022, 44(1): 98-106. DOI: 10.11779/CJGE202201009
-
2015, 37(8): 1539-1543. DOI: 10.11779/CJGE201508026
-
2014, 36(zk2): 106-112. DOI: 10.11779/CJGE2014S2018
-
2013, 35(zk2): 1151-1154.
-
2013, 35(2): 348-354.
-
2012, 34(8): 1548-1553.
-
2010, 32(10)
-
2010, 28(9)
-
2007, 29(2): 294-298.
-
1998, 20(2): 79-81.