| SS3B电力机车车轴轮座显微裂纹分析及对策 |
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| 引用本文： | 王守加,吕士勇,封全保.SS3B电力机车车轴轮座显微裂纹分析及对策[J].铁道机车车辆,2004,24(6):27-29. |
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| 作者姓名： | 王守加 吕士勇 封全保 |
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| 作者单位： | 1. 铁道部驻大同电力机车厂验收室,山西,大同,037038
2. 中国北车大同电力机车有限公司技术中心,山西,大同,037038 |
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| 摘 要： | 进行了SS3B电力机车车轴的计算分析 ,结合微动疲劳理论分析了车轴轮座内侧产生显微疲劳裂纹的原因 ,提出了采用使车轴表层形成压应力和提高车轴强度的方法 ,提高SS3B电力机车车轴寿命的对策。
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| 关 键 词： | SS3B电力机车 疲劳寿命 对策 |
| 文章编号： | 1008-7842(2004)06-0027-03 |
| 修稿时间： | 2004年6月18日 |
Analysis and Countermeasure on Microscopical Crack on Axle Wheel - seat of SS3B Electric Locomotive |
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| WANG Shou-jia ,LU Shi-yong ,FENG Quan-bao.Analysis and Countermeasure on Microscopical Crack on Axle Wheel - seat of SS3B Electric Locomotive[J].Railway Locomotive & Car,2004,24(6):27-29. |
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| Authors: | WANG Shou-jia LU Shi-yong FENG Quan-bao |
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| Institution: | WANG Shou-jia 1,LU Shi-yong 2,FENG Quan-bao 2 |
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| Abstract: | Based on fatigue theory and computation on axle,the reason is analyzed that the axle wheel-seat occurs microscopical fatigue crack on SS3B electric locomotive.It is proposed that the axle fatigue durability can be improved by forming surface compressive stress and increasing strengthen intensity. |
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| Keywords: | SS 3B electric locomotive fatigue durability countermeasure |
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