The fatigue life analysis and estimation are done on the counter moment beam by means of partial stress/strain fatigue analysis,which is also an important method of the finite life design.

• 采用局部应力应变疲劳分析的方法对斗轮驱动电机支承梁进行了疲劳寿命分析及预估，该方法也可作为有限寿命设计的重要手段。