Dong-ming LI, Wan-lei WANG, Ying JIA, Shuai LÜ. Structural optimization of radial containment ultrasonic suspension bearing[J]. Optics and Precision Engineering, 2021, 29(10): 2375
- Optics and Precision Engineering
- Vol. 29, Issue 10, 2375 (2021)
Fig. 1. Schematic diagram of gas squeeze film bearing
Fig. 2. Shell model
Fig. 3. Shell simplified into rectangular flat elastic thin plate
Fig. 4. Bending moment analysis of composite beam
Fig. 5. Elastic thin plate subjected to concentrated load
Fig. 6. Flowchart of NSGA-II algorithm
Fig. 7. Pareto frontier
Fig. 8. Ultrasonic suspension bearing prototype
Fig. 9. Radial vibration amplitude test
Fig. 10. Acquisition of radial vibration amplitude signal
Fig. 11. Amplitude changes with excitation frequency
Fig. 12. Radial suspension force test experiment
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Table 1. Ten sets of optimal solutions
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Table 2. Size parameters of ultrasonic suspension bearing prototype
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Table 3. Comparison of theoretical value and experimental measurement result
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Table 4. Experimental results of radial levitation force measurement
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