Researching | Inertial motion adaptive feedforward based base perturbation suppression for magnetic bearings

Optics and Precision Engineering, Volume. 32, Issue 8, 1164(2024)

Inertial motion adaptive feedforward based base perturbation suppression for magnetic bearings

Yujie HUANG, Xiangbo XU^*, Lingbo ZHENG, and Lin LI

Author Affiliations

School of Technology， Beijing Forestry University， Beijing100000， China

show less

Abstract Get PDF(in Chinese)

Figures&Tables (17)

References (22)

Paper Information

Figures & Tables(17)

Fig. 1. System Coordinate of the AMB system

Download full size

View in Article

Fig. 2. Block diagram of the AMB system

Download full size

View in Article

Fig. 3. Block diagram of adaptive feedforward system

Download full size

View in Article

Fig. 4. Inertial feedforward system based on adaptive algorithm

Download full size

View in Article

Fig. 5. Magnetic levitation motor and experimental

Download full size

View in Article

Fig. 6. Schematic diagram of inertial measurement circuit

Download full size

View in Article

Fig. 7. s_ax under rotational perturbation without feedfoward control

Download full size

View in Article

Fig. 8. s_ax under rotational perturbation with feedfoward control

Download full size

View in Article

Fig. 9. s_ax under rotational perturbation with and without feedforward control

Download full size

View in Article

Fig. 10. s_ax under translational perturbation without feedfoward control

Download full size

View in Article

Fig. 11. s_ax under translational perturbation with feedfoward control

Download full size

View in Article

Fig. 12. s_ax under translational perturbation with and without feedforward control

Download full size

View in Article

Fig. 13. s_ax under complex perturbation without feedfoward control

Download full size

View in Article

Fig. 14. s_ax under complex perturbation with feedfoward control

Download full size

View in Article

Fig. 15. s_ax under complex perturbation with and without feedforward control

Download full size

View in Article

Table 1. Experimental object parameters

View in Article

Table 1. Experimental object parameters

参数	数值
转子质量 $m$ /kg	$35.9$
额定功率/kW	$100$
磁轴承到转子质心距离（A端） $l_{A}$ /m	$0.233$
磁轴承到转子质心距离（B端） $l_{B}$ /m	$- 0.157$
传感器到转子质心距离（A端） $l_{s A}$ /m	$0.312$
传感器到转子质心距离（B端） $l_{s B}$ /m	$- 0.220$
转子径向转动惯量 $I_{x 0}$ /（ $k g \cdot m^{- 2}$ ）	$0.420 0$
转子轴向转动惯量 $I_{z 0}$ /（ $k g \cdot m^{- 2}$ ）	$0.003 1$
径向电流刚度 $K_{i a}$ / $N \cdot A$	$967$
轴向电流刚度 $K_{i r}$ /（ $N \cdot A$ ）	$469$
径向位移刚度 $K_{h a}$ /（N·m）	$2.17 \times 10^{6}$
轴向位移刚度 $K_{h r}$ /（N·m）	$1.63 \times 10^{6}$

Table 2. Rotor displacement before and after feedforward control
View table
View in Article
Table 2. Rotor displacement before and after feedforward control
实验情形 PID/ $μ m$ PID+FF/ $μ m$ 优化效果/%
转动扰动 29.75 4.55 84.71
平动扰动 22.81 3.98 82.55
复杂扰动 22.72 4.26 81.25

Tools

Get Citation

Copy Citation Text

Yujie HUANG, Xiangbo XU, Lingbo ZHENG, Lin LI. Inertial motion adaptive feedforward based base perturbation suppression for magnetic bearings[J]. Optics and Precision Engineering, 2024, 32(8): 1164

Download Citation

EndNote(RIS)BibTex Plain Text

Set citation alerts for article

Save article for my favorites

Paper Information

Category:

Received: Nov. 27, 2023

Accepted: --

Published Online: May. 29, 2024

The Author Email: Xiangbo XU (xuxiangbo@bjfu.edu.cn)

DOI:10.37188/OPE.20243208.1164

Topics

laser devices and laser physics

Lasers and Laser Optics

laser manufacturing

Instrumentation, Measurement and Metrology