Nonlinear Vibration Analysis of a Rigid Rotating Shaft Supported by the Magnetic Bearing : Influence of the Integral Feedback in the PID Control of the Vertical Shaft(Mechanical Systems)
磁気軸受で支持された剛性回転軸系の非線形振動解析 : 鉛直軸のPID制御時における積分フィードバックの影響(機械力学,計測,自動制御)

Tsuyoshi INOUE, Yasuhiko SUGAWARA
2009 TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series C  
Act . ive magnet 孟 c bearing ( AMB > becDmes t。 be widely used in vari 。 us kinds ef r σ Laring n コachinery . However , as the magne 〔 jc force is nonlinear , nonjinear phenoniena nnny occur when the rotating speed becemes higher a1ユ d し hc delay ( , f cont , rol f口rce relatlvely increag . es . IEl this p訊 pcr , the maglletic f〔コrce is nlodeled by considering both the second o じder delay of the elcctric curren ( and thc fir . 9t order de] a ) r ofthe magnetic tlux. The AMB f〔}rce is reprcg .
more » ... ed by a p 〔 } wer series func {ion 〔 〕f the e ] e {: tric currlent とtnd shaft displacenlent . The ロonlinear theoretical a ] ialysis r}f the vertical rigid rQtor supported by AMB with PID control theory isdcl コ 10rlstrated . The cffect of the c 〔 ) e 伍 c 孟 ent 〔 〕fthe integral feedback gn the non ! inear phenomena are darified theoretically and experin ユellta ユ 1y.
doi:10.1299/kikaic.75.556 fatcat:gndy35iy6vd3rmrrxy7ejycryy