Environmental Microvibration Analysis Method for Vibration Isolation Research in High-Precision Laboratories
Abstract
:1. Introduction
2. Finite–Infinite Foundation–Soil Model
3. Vibration Input Load along Depth
3.1. Vibration Attenuation Model along Depth
3.2. Measurements and Model Validation
4. Analysis of Vibration Isolation Efficacy of Various Interventions
4.1. Analysis of Vibration Isolation Effects of Pile Length
4.2. Analysis of Vibration Isolation Effects of Foundation Burial Depth
4.3. Analysis of Vibration Isolation Effects of Slab Thickness
5. Conclusions
Author Contributions
Funding
Data Availability Statement
Conflicts of Interest
References
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Soil Layers | Thickness (m) | Density () | Poisson’s Ratio | Module of Elasticity E (MPa) | Shear Wave Velocity (m) |
---|---|---|---|---|---|
Back fill | 2 | 1880 | 0.40 | 85.9 | 127.7 |
Silty clay | 3 | 1870 | 0.35 | 90.4 | 133.8 |
Sandy clay | 6 | 1870 | 0.42 | 100.1 | 137.3 |
Sandy silt-like cohesive soil | 4 | 1890 | 0.42 | 123.6 | 151.7 |
Silty clay | 12 | 1660 | 0.32 | 102.4 | 152.9 |
Clay | 14 | 1740 | 0.39 | 200.4 | 203.5 |
Silty clay | 9 | 1940 | 0.39 | 226.1 | 211.7 |
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Cheng, Y.; Lu, K.; Huang, Q.; Ding, F.; Song, C. Environmental Microvibration Analysis Method for Vibration Isolation Research in High-Precision Laboratories. Buildings 2024, 14, 1215. https://doi.org/10.3390/buildings14051215
Cheng Y, Lu K, Huang Q, Ding F, Song C. Environmental Microvibration Analysis Method for Vibration Isolation Research in High-Precision Laboratories. Buildings. 2024; 14(5):1215. https://doi.org/10.3390/buildings14051215
Chicago/Turabian StyleCheng, Yang, Kangyi Lu, Qiuju Huang, Feng Ding, and Chunyu Song. 2024. "Environmental Microvibration Analysis Method for Vibration Isolation Research in High-Precision Laboratories" Buildings 14, no. 5: 1215. https://doi.org/10.3390/buildings14051215