基于岩屑形貌分形特征的PDC齿破岩比功评估模型

赫文豪,李欣龙,张润青,刘利,史怀忠,黄中伟,熊超,陈振良,吴洪志

Evaluation model of rock-breaking specific energy for PDC cutter based on fractal characteristics of rock cutting morphology

Wenhao HE,Xinlong LI,Runqing ZHANG,Li LIU,Huaizhong SHI,Zhongwei HUANG,Chao XIONG,Zhenliang CHEN,Hongzhi WU

图4 PDC齿破岩比功预测值与实测值的拟合结果

Fig.4 Fitting results of predicted and measured values of PDC cutter rock-breaking specific energy