Articles | Volume 14, issue 2
https://doi.org/10.5194/ms-14-333-2023
https://doi.org/10.5194/ms-14-333-2023
Research article
 | 
28 Aug 2023
Research article |  | 28 Aug 2023

Noise analysis and optimization of the gear transmission system for two-speed automatic transmission of pure electric vehicles

Shi Zhaoyao, Liu Shikai, Yue Huijun, and Wu Xiaoxiao

Cited articles

Abe, T., Bonhard, B., Cheng, M. T., Bosca, M., and Na, L.: High Frequency Gear Whine Control by Driveshaft Design Optimization, SAE 2003 Noise & Vibration Conference and Exhibition, Traverse City, Michigan, United States, 5 May 2003, https://doi.org/10.4271/2003-01-1478, 2003. 
Ando, K., Kanda, Y., Fujita, Y., Hamdi, M. A., and Mrkholt, J.: Analysis of High Frequency Gear Whine Noise by Using an Inverse Boundary Element Method, SAE 2005 Noise and Vibration Conference and Exhibition, Traverse City, Michigan, United States, 16 May 2005, https://doi.org/10.4271/2005-01-2304, 2005. 
Choi, C., Ahn, H., Yu, J., Han, J.-S., Kim, S.-C., and Park, Y.-J.: Optimization of Gear Macro-geometry for Reducing Gear Whine Noise in Agricultural Tractor Transmission, Comput. Electron. Agr., 188, 106358, https://doi.org/10.1016/j.compag.2021.106358, 2021. 
Choy, F. K., Ruan, Y. F., Tu, Y. K., Zakrajsek, J. J., and Townsend, D. P.: Modal Analysis of Multistage Gear Systems Coupled With Gearbox Vibrations, J. Mech. Design, 114, 486–497, https://doi.org/10.1115/1.2926577, 1992. 
Harris, S. L.: Dynamic Loads on the Teeth of Spur Gears, P. I. Mech. Eng., 172, 87–112, https://doi.org/10.1243/PIME_PROC_1958_172_017_02, 1958. 
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Short summary
Aiming to address the noise reduction problem of two-speed automatic transmission of a pure electric vehicle, in the study, through the vehicle noise test, the noise source and noise cause were analyzed and the gear modification optimization method and the gear modification effect were explored.
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