Research Article

Systems Design, Fabrication, and Testing of a High-Speed Miniature Motor for Cryogenic Cooler

Figure 16

Linear stability map for 1st and 2nd bending modes shown as a function of speed: (a) Bearing damping = 1 N-sec/mm, and (b) Bearing damping = 0.01 N-sec/mm. Positive log decrements indicate a stable system.
936251.fig.0016a
(a)
936251.fig.0016b
(b)