Nonlinear dynamics of a drill bit under percussive activation

【Author】

Alexandre F.Depouhon;Vincent Denoёl;Emmanuel Detournay;Alexandre F.Depouhon;

【Abstract】

<正>Over the last decades,percussive drilling has become the main process for drilling hard rocks.Despite its extensive utilization in the exploitation of earth resources,the process is yet to be fully understood and modeled.In this paper,we propose a novel model,

【Keywords】

rock;

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