全矢动平衡中最佳平衡位置研究

Research on optimal balancing position in full vector dynamic balancing

介绍了基于双通道信息融合技术的全矢动平衡的具体算法,并通过对转子-轴承系统动力学模型分析,推导了全矢动平衡中各关键参数的计算公式。利用有限元软件ANSYS对转子-轴承系统仿真模拟,并进行了双圆盘和三圆盘的全矢动平衡仿真计算,然后对平衡效果进行一一对比,结果表明:在全矢动平衡中平衡面位置的选择会直接影响到动平衡的精度,通过对全矢动平衡最佳平衡面的选择,可以进一步提高全矢动平衡的精度,有效提高动平衡的准确性和可靠性。

A specific algorithm of full vector dynamic balancing based on dual channel information fusion technology is introduced.And through analyzing the dynamics model of rotor-bearing system,the parameters formula of full vector dynamic balancing is derived.Then simulation for rotor-bearing system is made by using finite element ANSYS,and simulative calculation for double disc and three disc full vector dynamic balancing is carried out,which balancing effect is compared one by one.The result shows that,the selection of balancing position directly affects balance precision of dynamic balance.Through selecting the optimal balancing surface,the accuracy of full vector dynamic balancing can be further improved,which enhance the accuracy and reliability of the dynamic balance.