飞机螺旋桨发动机桨叶力矩平衡测量方法研究

The Measurement Methods for Torque Balance of Airplane Propeller Blades

研究了飞机螺旋桨桨叶力矩平衡的测量方法，分析比较了天平力矩平衡测量法和传感器力矩平衡测量法两种测量方法，给出了桨叶力矩平衡测量的要求及两种测量方法的原理并分析了2种方法的优缺点。重点介绍了根据天平力矩平衡测量方法研制的桨叶力矩平衡机的机构和特点，并通过试验验证了天平力矩平衡测量法的可行性。

The measurement methods of torque balance on airplane propeller blades is studied. Balance torque balance method and sensor torque balance method are analyzed. At first the requirement to properly measure blade torque balance is outlined, then the principles of these two methods and their advantages and weaknesses are described. The structure and characteristics of the blade torque balance equipment are presented. Finally, through experimental efforts, the feasibility of the balance torque balance method is proved.