【摘要】 针对传统的欧拉方程计算涡轮钻具动态特性存在的局限性，采用质点系动量矩定理和叶栅实验分析理论，导出了涡轮钻具动态力矩特性的实用计算公式，有效地解决了欧拉方程难以解决的问题，从而为深入研究涡轮钻具的动态性能提供了理论依据。更多还原

【Abstract】 It has many limitations tocalculate dynamic moment in a turbodrill with Eular equation. A pratical formula for calculating the moment is presented. The formula can solve the problem that can’ t be solved by Euler equation, providing a scientific basis for studying the performance of turbodill.更多还原