Abstract
Noise suppression is a particularly important part in the design and application of motors. In some large motors, the magnetostrictive force makes a great contribution to vibration and noise. In response to this problem, this project proposes a method of drilling holes in the motor stator and filling negative magnetostrictive materials to reduce the vibration and noise of the motor, so that the negative magnetostrictive effect of the material to be filled and the positive magnetostrictive effect of the silicon steel sheet are combined. The resulting deformation is offset, thereby reducing the vibration and noise of the motor. This paper first establishes the electromagnetic-mechanical coupling numerical model of the motor, carries out finite element simulation calculation, and analyzes the vibration of the stator silicon steel sheet, finds the suitable filling position and size of the material to be filled, and makes the model for verification. In this paper, the negative magnetostrictive material nickel is used for simulation and actual verification experiments.
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Acknowledgements
This article is supported by the National Natural Science Foundation of China (51577131) “Research on Methods of Suppressing Motor Vibration and Noise Based on Negative Magnetostrictive Effect”.
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Zhang, X., Song, Z., Wang, W., Han, Y. (2021). Research on Vibration and Noise Reduction of Motor Based on Negative Magnetostrictive Effect. In: Chen, W., Yang, Q., Wang, L., Liu, D., Han, X., Meng, G. (eds) The Proceedings of the 9th Frontier Academic Forum of Electrical Engineering. Lecture Notes in Electrical Engineering, vol 743. Springer, Singapore. https://doi.org/10.1007/978-981-33-6609-1_39
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DOI: https://doi.org/10.1007/978-981-33-6609-1_39
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