煤系地层常见岩石力学参数

1、常见岩层力学参数组号岩石名称容重d/ (kg/m3)弹性模量E/GPa体积模量K/GPaK=E/(3(1-2v)剪切模量G/GPaG=E/(2(1+v)泊松比v内聚力/MPa摩擦角/抗拉强度/MPa1粉砂岩246019.510.838.13 0.22.75381.84泥岩24618.756.083.47 0.261.2300.605砂质泥岩25105.4252.56 2.36 0.1472.16360.75细砂岩287333.421.01 13.52 0.2353.2421.29砂岩248713.55.97 6.01 0.1232.06401.1313煤13805.34.91 2.01 0.3

2、21.25320.15泥岩248317.79.97 7.35 0.2041.2320.58粉砂岩246019.510.83 8.13 0.23.75381.84砂岩258025.012.22 10.79 0.1592.5423.6砂质泥岩253010.855.12 4.73 0.1472.45402.01粉砂岩246019.510.83 8.13 0.22.75381.842中砂岩25805.99 3.32.50.20 4.0371.2土层19600.25 0.280.0930.35 0.85250.35细砂岩25404.01 2.71.60.25 2.0351.0煤14000.99 0.85

3、0.380.31 1.0280.5粗砂岩25607.07 4.22.90.22 5.0341.5砂页岩26008.14 5.13.30.23 2.0372.0粉砂岩26309.10 5.03.80.20 6.0352.5煤14301.20 1.00.460.30 1.2280.6砂页岩岩26608.51 5.73.40.25 5.0352.6粉砂268010.08 5.64.20.20 8.0383.53中粗砂岩263036.118.722.00.26812.136破裂带介质13200.9130.6560.360.1780.072304粉砂岩266512.20 6.275.190.18 11.

4、544.57.8硬煤18512.20 1.050.9560.15 1.88421.77软煤13000.40 0.630.1450.39 0.34300.2粉砂岩265014.38 8.055.980.20 15.345.411.95表土18600.0460.03830.01770.30.01627基层土17600.0180.01250.00710.260.019236砂质泥岩（IV类）25602.6612.22 1.02 0.30.73317中细粉砂岩27215.20 3.472.080.25 5.237.62.81泥岩28912.60 2.171.00.30 1.339.41.15细砂岩32

5、583.51 2.011.450.21 2.4422.16泥岩26993.61 2.861.40.29 2.8392.48煤14200.50 0.460.190.32 0.8200.01中细砂岩29775.89 2.892.540.16 3.240.93.7泥岩27683.40 1.721.450.17 1.840.73.368泥岩265012.27.82 4.92 0.246.829砂岩235012.58.33 5.00 0.258.935II煤15401.741.45 0.67 0.32.539泥岩265012.88.21 5.16 0.246.029砂岩235013.28.80 5.28

6、 0.258.635砂质泥岩25011.77.50 4.72 0.247.529III煤14701.331.30 0.50 0.332.839砂岩230013.28.80 5.28 0.258.533IV煤15001.51.47 0.56 0.332.639砂岩255013.59.00 5.40 0.258.2359粗砂岩289021.115.29 8.31 0.2712.430.613.1泥岩22505.84.39 2.27 0.284.925.23.811-2煤14204.22.50 1.72 0.222.1129.52.6粉砂岩27308.04.30 3.36 0.197.132.910

7、.212-1煤18203.81.92 1.62 0.171.8924.21.9细砂岩25709.06.25 3.57 0.269.231.48.512-2煤14603.21.67 1.36 0.182.327.82.3粉砂岩216010.06.67 4.00 0.2510.232.19.710顶板26005.00 3.332.0 0.25 0.85301.22细砂岩279038.45 20.1416.27 0.18 3.8436.75砂质泥岩252014.53 10.76 5.7 0.27 1.18351.178-1煤14202.40 1.9 0.93 0.29 0.2200.28砂质泥岩24

8、4614.53 10.76 5.7 0.27 1.18351.0砂质泥岩241714.53 10.76 5.7 0.27 1.18351.647-1煤13703.15 2.8 1.2 0.31 0.6270.4砂质泥岩254914.53 10.76 5.7 0.27 1.18351.31泥岩24376.90 4.3 2.8 0.23 0.7301.86-1煤13902.30 2.0 0.88 0.31 0.42240.3泥岩25458.11 5.8 3.2 0.27 1.2303.25细砂岩280028.85 16.04 12.02 0.20 3.47434.96粗砂岩270015.29 7.

9、35 6.63 0.15 3.04404.34细砂岩280028.85 16.04 12.02 0.20 3.47434.965-2煤14102.12 1.73 0.82 0.30 0.18200.2细砂岩259727.00 15.28 11.2 0.21 3.1423.485-1煤14102.12 1.73 0.82 0.30 0.18200.2细砂岩258633.40 18.02 14.02 0.19 3.8435.13砂质泥岩25207.88 4.9 3.2 0.23 1.18351.8泥岩25676.90 4.3 2.8 0.23 0.7301.684-1煤14602.43 2.12

10、0.93 0.31 0.5240.35泥岩24636.39 3.94 2.6 0.23 0.68300.98底板岩层24636.39 3.94 2.6 0.23 0.68300.9811砂岩26504.35 2.91.740.25 9.5414.217煤14001.49 2.080.540.38 1.2200.64砂质泥岩25503.45 2.611.350.28 7.6303.0砂岩26905.61 3.352.30.22 10.7414.969煤14001.49 2.080.540.38 1.2200.64砂岩26504.76 3.051.920.24 10.2404.8砂质泥岩26003

11、.84 2.911.50.28 7.8323.65石灰岩280010.69 5.574.530.18 11.4386.7砂质泥岩26003.84 2.911.50.28 7.8323.65石灰岩280010.69 5.574.530.18 11.4386.7常见岩层力学参数分类汇总类别岩石名称容重d/ (kg/m3)弹性模量E/GPa体积模量K/GPaK=E/(3(1-2v)剪切模量G/GPaG=E/(2(1+v)泊松比v内聚力/MPa摩擦角/抗拉强度/MPa煤11-2煤14204.22.51.720.222.1129.52.612-1煤18203.81.921.620.171.8924.21

12、.912-2煤14603.21.671.360.182.327.82.313煤13805.34.912.010.321.25320.154-1煤14602.432.120.930.310.5240.355-1煤14102.121.730.820.30.18200.25-2煤14102.121.730.820.30.18200.26-1煤13902.320.880.310.42240.37-1煤13703.152.81.20.310.6270.47煤14001.492.080.540.381.2200.648-1煤14202.41.90.930.290.2200.289煤14001.492.08

13、0.540.381.2200.64III煤14701.331.30.50.332.839II煤15401.741.450.670.32.539IV煤15001.51.470.560.332.639煤14000.990.850.380.311280.5煤14301.210.460.31.2280.6煤14200.50.460.190.320.8200.01软煤13000.40.630.1450.390.34300.2硬煤18512.21.050.9560.151.88421.77砂岩砂岩248713.55.976.010.1232.06401.1325802512.2210.790.1592.5

14、423.6235012.58.3350.258.935235013.28.85.280.258.635230013.28.85.280.258.533255013.595.40.258.23526504.352.91.740.259.5414.2126905.613.352.30.2210.7414.9626504.763.051.920.2410.2404.8粉砂岩246019.510.838.130.22.75381.84268010.085.64.20.28383.5246019.510.838.130.23.75381.84246019.510.838.130.22.75381.842

15、6309.153.80.26352.5266512.26.275.190.1811.544.57.8265014.388.055.980.215.345.411.9273084.33.360.197.132.910.22160106.6740.2510.232.19.7细砂岩287333.421.0113.520.2353.2421.2925404.012.71.60.25235132583.512.011.450.212.4422.16257096.253.570.269.231.48.5279038.4520.1416.270.183.8436.75280028.8516.0412.020

16、.23.47434.96280028.8516.0412.020.23.47434.9625972715.2811.20.213.1423.48258633.418.0214.020.193.8435.13中粗砂岩263036.118.7220.26812.136中砂岩25805.993.32.50.24371.2中细砂岩27215.23.472.080.255.237.62.81中细砂岩29775.892.892.540.163.240.93.7粗砂岩25607.074.22.90.225341.5289021.115.298.310.2712.430.613.1270015.297.356

17、.630.153.04404.34砂页岩26008.145.13.30.23237226608.515.73.40.255352.6泥岩泥岩24618.756.083.470.261.2300.605248317.79.977.350.2041.2320.5828912.62.1710.31.339.41.1526993.612.861.40.292.8392.4827683.41.721.450.171.840.73.36265012.27.824.920.246.829265012.88.215.160.2462922505.84.392.270.284.925.23.824376.94.

18、32.80.230.7301.825458.115.83.20.271.2303.2525676.94.32.80.230.7301.6824636.393.942.60.230.68300.98砂质泥岩25105.4252.562.360.1472.16360.75253010.855.124.730.1472.45402.0125011.77.54.720.247.529252014.5310.765.70.271.18351.17244614.5310.765.70.2715310.765.70.271.18351.64254914.5310.765.70.271.18351.3125207.884.93.20.231.18351.825503.452.611.350.287.630326003.842.911.50.287.8323.6526003.842.911.50.287.8323.65石灰岩石灰岩280010.695.5