基于集成树算法的岩石黏聚力和内摩擦角预测方法

李地元,杨博,刘子达,刘永平,赵君杰

Prediction Method of Rock Cohesion and Internal Friction Angle Based on Ensemble Tree Algorithm

Diyuan LI,Bo YANG,Zida LIU,Yongping LIU,Junjie ZHAO

表6 岩样物理力学参数测试结果

Table 6 Test results of physical and mechanical parameters of rock samples

编号 VP ρ UCS BTS c φ 1 4 204 2.86 53.4 1.16 11.1 30.17 2 4 544 2.88 25.3 3.11 10.8 30.40 3 3 489 2.63 26.8 2.14 9.68 30.57 4 5 102 2.61 44.7 2.55 11.6 32.48 5 3 247 2.7 42 4.94 9.48 30.52 6 4 138 2.83 65 3.16 14.6 34.92 7 4 861 2.73 71.3 2.08 11.7 33.68 8 4 965 2.82 61.2 1.81 11.6 34.50 9 6 184 2.78 59.6 1.41 16.4 31.70 10 4 721 2.73 47.1 8.29 11.8 28.38 11 4 385 2.74 45.5 9.83 13.4 28.58 12 5 326 2.64 50.4 7.82 12.6 32.00 13 6 569 2.76 72.7 6.47 19.1 36.35 14 4 439 2.94 102 7.91 14.2 30.70