| 动车组油泵轴承异音的分析与研究 |
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| 引用本文： | 张伟,张显文,修方渊,李正元. 动车组油泵轴承异音的分析与研究[J]. 内燃机与配件, 2022, 0(5): 139-141. DOI: 10.3969/j.issn.1674-957X.2022.05.046 |
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| 作者姓名： | 张伟 张显文 修方渊 李正元 |
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| 作者单位： | 中车青岛四方机车车辆股份有限公司质量管理部,青岛266111 |
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| 摘 要： | 对某新型平台动车组牵引变压器油泵轴承异音进行了原因分析,最终通过对故障轴承的能谱分析,确定故障原因,并提出了新的组装工艺及油泵封闭装配室降尘量监测优化方案。
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| 关 键 词： | 轴承 异音 疲劳剥落 工艺优化 |
Analysis and Research on Abnormal Noise of EMU Oil Pump Bearings |
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| ZHANG Wei,ZHANG Xianwen,XIU Fangyuan,LI Zhengyuan. Analysis and Research on Abnormal Noise of EMU Oil Pump Bearings[J]. Internal Combustion Engine & Parts, 2022, 0(5): 139-141. DOI: 10.3969/j.issn.1674-957X.2022.05.046 |
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| Authors: | ZHANG Wei ZHANG Xianwen XIU Fangyuan LI Zhengyuan |
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| Affiliation: | (Quality Management Department,CRRC Qingdao Sifang Rolling Stock Co.,Ltd.,Qingdao 266111,China) |
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| Abstract: | The abnormal noise of the oil pump bearing of the traction transformer of a new platform EMU was analyzed.Finally,the energy spectrum analysis of the faulty bearing was used to determine the cause of the failure,and a new assembly process and an optimization plan for monitoring the dust reduction in the closed assembly room of the oil pump were proposed. |
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| Keywords: | bearing abnormal sound fatigue spalling process optimization |
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