142 Ë 5 HTS Maglev experimental methods and set-up
Fig. 5.31:Vibration spectrum of the body frame at 400 Rpm [12].
Fig. 5.32:Vibration spectrum along the perpendicular direction on the clamp device of the liquid
nitrogen vessel at 400 rpm [12].
Fig. 5.33:Vibration spectrum along the horizontal direction on the clamp device of the liquid
nitrogen vessel at 400 rpm [12].