Optics and Precision Engineering, Volume. 31, Issue 22, 3245(2023)
Laser vision measurement and adaptive cooperative vibration control of double flexible beams
Figures & Tables(12)
Fig. 5. Schematic diagram of vibration detection when the flexible beam is moving
Fig. 9. Modal vibration curves under trapezoidal trajectory movement
Table 1. Dimensions and material parameters of flexible beams and PZT patches［15］
View tableView in ArticleTable 1. Dimensions and material parameters of flexible beams and PZT patches［15］
Parameter Flexible Beam PZT Dimensions/（mm×mm×mm） 800×150×2 60×25×2 Density/（kg·m-3） 1 980 7 500 Poisson's ratio 0.33 0.36 Young's modulus/GPa 27.2 56 Permittivity/（F·m-1） - 3 200 d31/（m·V-1） - -275×（-10）-12
Table 2. Monocular camera internal reference calibration results
View tableView in ArticleTable 2. Monocular camera internal reference calibration results
fx/mm fy/mm uo/pixel vo/pixel 2 684.338 2 2 684.588 1 798.560 7 546.591 9
Table 3. Controller parameter optimization results
View tableView in ArticleTable 3. Controller parameter optimization results
Control parameters k11 k12 A11 A12 A13 A21 A22 A23 Value -2.423 5 -18.093 2 0.001 0 0.771 2 0.004 0 0.004 8 0.321 4 0.536 3 Control parameters k21 k22 B11 B12 B13 B21 B22 B23 Value -4.660 4 -17.316 5 0.001 0 1.826 7 0.000 5 0.001 1 0.022 9 0.006 6
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Zhicheng QIU, Junfei HU, Min LI. Laser vision measurement and adaptive cooperative vibration control of double flexible beams[J]. Optics and Precision Engineering, 2023, 31(22): 3245
Paper Information
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Received: Jun. 12, 2023
Accepted: --
Published Online: Dec. 29, 2023
The Author Email: Min LI (limin@scut.edu.cn)
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