煤系地层常见岩石力学参数.pdf

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1、常见岩层力学参数容重d/弹性模量E体积模量K/GPa剪切模量G/GPa内聚力摩擦角抗拉强度组号岩石名称泊松比v3(kg/m)/GPaK=E/(3(1-2v))G=E/(2(1+v))/MPa/°/MPa粉砂岩246019.510.838.130.22.75381.84泥岩24618.756.083.470.261.2300.605砂质泥岩25105.4252.562.360.1472.16360.75细砂岩287333.421.0113.520.2353.2421.29砂岩248713.55.976.010.1232.06401.13113煤1

2、3805.34.912.010.321.25320.15泥岩248317.79.977.350.2041.2320.58粉砂岩246019.510.838.130.23.75381.84砂岩258025.012.2210.790.1592.5423.6砂质泥岩253010.855.124.730.1472.45402.01粉砂岩246019.510.838.130.22.75381.84中砂岩25805.993.32.50.204.0371.2土层19600.250.280.0930.350.85250.35细砂岩25404.012.71.60

3、.252.0351.02煤14000.990.850.380.311.0280.5粗砂岩25607.074.22.90.225.0341.5砂页岩26008.145.13.30.232.0372.0粉砂岩26309.105.03.80.206.0352.5.煤14301.201.00.460.301.2280.6砂页岩岩26608.515.73.40.255.0352.6粉砂268010.085.64.20.208.0383.5中粗砂岩263036.118.722.00.26812.1363破裂带介质13200.9130.6560.360.17

4、80.07230粉砂岩266512.206.275.190.1811.544.57.8硬煤18512.201.050.9560.151.88421.774软煤13000.400.630.1450.390.34300.2粉砂岩265014.388.055.980.2015.345.411.9表土18600.0460.03830.01770.30.016275基层土17600.0180.01250.00710.260.01923砂质泥岩（IV625602.6612.221.020.30.7331类）中细粉砂岩27215.203.472.080.25

5、5.237.62.81泥岩28912.602.171.00.301.339.41.15细砂岩32583.512.011.450.212.4422.167泥岩26993.612.861.40.292.8392.48煤14200.500.460.190.320.8200.01中细砂岩29775.892.892.540.163.240.93.7泥岩27683.401.721.450.171.840.73.36泥岩265012.27.824.920.246.829砂岩235012.58.335.000.258.9358II煤15401.741.450.

6、670.32.539泥岩265012.88.215.160.246.029.砂岩235013.28.805.280.258.635砂质泥岩25011.77.504.720.247.529III煤14701.331.300.500.332.839砂岩230013.28.805.280.258.533IV煤15001.51.470.560.332.639砂岩255013.59.005.400.258.235粗砂岩289021.115.298.310.2712.430.613.1泥岩22505.84.392.270.284.925.23.811-2煤

7、14204.22.501.720.222.1129.52.6粉砂岩27308.04.303.360.197.132.910.2912-1煤18203.81.921.620.171.8924.21.9细砂岩25709.06.253.570.269.231.48.512-2煤14603.21.671.360.182.327.82.3粉砂岩216010.06.674.000.2510.232.19.7顶板26005.003.332.00.250.85301.22细砂岩279038.4520.1416.270.183.8436.75砂质泥岩252014

8、.5310.765.70.271.18351.178-1煤14202.401.90.930.290.2200.2810砂质泥岩244614.5310.