Optics and Precision Engineering, Volume. 29, Issue 10, 2375(2021)

Structural optimization of radial containment ultrasonic suspension bearing

Dong-ming LI1... Wan-lei WANG1,*, Ying JIA2 and Shuai LÜ2 |Show fewer author(s)
Author Affiliations
  • 1School of Mechanical and Electrical Engineering, Dalian Nationalities University, Dalian6650, China
  • 2School of Mechanical Engineering, Dalian Jiaotong University, Dalian11608, China
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    Figures & Tables(16)
    Schematic diagram of gas squeeze film bearing
    Shell model
    Shell simplified into rectangular flat elastic thin plate
    Bending moment analysis of composite beam
    Elastic thin plate subjected to concentrated load
    Flowchart of NSGA-II algorithm
    Pareto frontier
    Ultrasonic suspension bearing prototype
    Radial vibration amplitude test
    Acquisition of radial vibration amplitude signal
    Amplitude changes with excitation frequency
    Radial suspension force test experiment
    • Table 1. Ten sets of optimal solutions

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      Table 1. Ten sets of optimal solutions

      编号长度/mm半径/mm壁厚/mm
      10.010 302 2660.005 000 0000.004 532 538
      20.015 572 3480.005 000 0000.002 000 024
      30.026 071 7230.006 600 5260.002 000 000
      40.030 244 3980.009 042 8580.002 000 000
      50.036 782 4070.009 532 0300.002 000 001
      60.040 233 7040.010 428 4750.002 053 027
      70.045 300 2870.013 495 8560.002 000 001
      80.051 411 1200.014 295 3140.002 021 935
      90.056 617 0900.016 960 1370.002 000 000
      100.060 000 0000.024 783 0940.002 000 000
    • Table 2. Size parameters of ultrasonic suspension bearing prototype

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      Table 2. Size parameters of ultrasonic suspension bearing prototype

      组别长/mm直径/mm壁厚/mm
      实验组40202
      对照组A30205
      对照组B40302
    • Table 3. Comparison of theoretical value and experimental measurement result

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      Table 3. Comparison of theoretical value and experimental measurement result

      理论值实验值误差/%
      振幅/μm0.3510.387.63
      谐振频率/kHz30.37927.2111.64
    • Table 4. Experimental results of radial levitation force measurement

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      Table 4. Experimental results of radial levitation force measurement

      组别倾斜角/(°)

      轴承和负载

      质量/g

      径向悬浮力/N
      实验组391651.28
      对照组A651060.45
      对照组B431310.96
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    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

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    Paper Information

    Category: Micro/Nano Technology and Fine Mechanics

    Received: Jun. 23, 2021

    Accepted: --

    Published Online: Nov. 23, 2021

    The Author Email: WANG Wan-lei (wwl@dlnu.edu.cn)

    DOI:10.37188/OPE.20212910.2375

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