摘要
介绍了电磁轴承的基本组成,通过对电磁力的力学方程进行分析,提出了低偏置磁通控制的思想,并从功放的角度出发分析了低偏置电流工作的优点。经过仿真及实验,结果表明,这种方法对于减少功耗损失、获得满意的动态响应和高频动态性能方面是行之有效的。
The composition of Electromagnetic Bearings Systems is introduced. The low-bias flux control is proposed by analyzing the dynamic equation of electromagnetic force. The advantage of low-bias current working mode is analyzed by analyzing amplifier. Aiter theoretical analysis and simulation, the results show that the method is effective for reducing the power loses and improving the dynamic response of EBS.
出处
《中国惯性技术学报》
EI
CSCD
2006年第4期80-84,共5页
Journal of Chinese Inertial Technology
基金
国家自然科学基金资助项目(5880203)
关键词
电磁轴承
低偏置磁通
电磁力
功率放大器
electromagnetic bearings
electromagnetic force
low-bias flux
power amplifier