Acta Aeronautica et Astronautica Sinica ›› 2024, Vol. 45 ›› Issue (4): 628321-628321.doi: 10.7527/S1000-6893.2023.28321
• Special Topic: Vibration Identification and Suppression Technology of Aeroengine • Previous Articles Next Articles
Lifang CHEN1,2, Yabing SUN1,2(), Shuhua ZHOU1,2, Qiang GAO3, Baodong QIAO3, Dong LI1,2
Received:
2022-11-28
Revised:
2023-02-13
Accepted:
2023-03-06
Online:
2024-02-25
Published:
2023-03-10
Contact:
Yabing SUN
E-mail:syb19943210@163.com
Supported by:
CLC Number:
Lifang CHEN, Yabing SUN, Shuhua ZHOU, Qiang GAO, Baodong QIAO, Dong LI. Fan rotor local balancing method based on real data inversion[J]. Acta Aeronautica et Astronautica Sinica, 2024, 45(4): 628321-628321.
Table 1
Machine 1 dynamic stiffness Kcs
转速/(r·min-1) | 历史初始振幅/mil | 历史原始不平衡量/(g·mm) | |||
---|---|---|---|---|---|
5 400 | 0.47 | 1 000 | 2.68 | 1.019 6 | 2.63 |
5 650 | 1.38 | 1 038 | 1.03 | 1.019 0 | 1.02 |
5 800 | 1.80 | 1 001 | 0.81 | 1.018 6 | 0.79 |
5 970 | 3.20 | 957 | 0.46 | 1.018 2 | 0.45 |
6 230 | 4.50 | 903 | 0.34 | 1.017 5 | 0.33 |
6 410 | 3.90 | 850 | 0.39 | 1.016 9 | 0.38 |
6 600 | 3.50 | 878 | 0.47 | 1.016 4 | 0.46 |
6 861 | 2.90 | 851 | 0.60 | 1.015 6 | 0.59 |
7 200 | 2.30 | 791 | 0.77 | 1.014 4 | 0.76 |
7 650 | 2.00 | 686 | 0.87 | 1.012 8 | 0.86 |
8 000 | 1.75 | 700 | 1.11 | 1.011 4 | 1.09 |
8 400 | 2.00 | 645 | 0.98 | 1.009 7 | 0.97 |
Table 2
Machine 2 dynamic stiffness Kcs
转速/(r·min-1) | 历史初始振幅/mil | 历史原始不平衡量/(g·mm) | |||
---|---|---|---|---|---|
5 600 | 1.3 | 1 415 | 1.47 | 1.019 0 | 1.45 |
5 800 | 2.7 | 1 291 | 0.69 | 1.018 6 | 0.68 |
6 000 | 3.3 | 1 036 | 0.49 | 1.018 1 | 0.48 |
6 200 | 4.7 | 1 175 | 0.41 | 1.017 5 | 0.41 |
6 400 | 3.6 | 1 287 | 0.63 | 1.017 0 | 0.62 |
6 600 | 3.2 | 1 627 | 0.96 | 1.016 4 | 0.94 |
6 800 | 2.8 | 1 566 | 1.12 | 1.015 8 | 1.10 |
7 000 | 2.7 | 1 799 | 1.41 | 1.015 1 | 1.39 |
7 200 | 2.0 | 1 635 | 1.84 | 1.014 4 | 1.82 |
7 400 | 1.5 | 1 443 | 2.27 | 1.013 7 | 2.24 |
7 600 | 1.6 | 1 264 | 1.97 | 1.013 0 | 1.94 |
7 800 | 1.8 | 1 901 | 2.77 | 1.012 2 | 2.74 |
8 000 | 2.0 | 2 181 | 3.01 | 1.011 4 | 2.98 |
8 200 | 2.1 | 2 368 | 3.27 | 1.010 6 | 3.24 |
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