| 基于Nastran的某轻卡加速异响问题优化研究 |
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| 引用本文： | 丁闻宇,杨静.基于Nastran的某轻卡加速异响问题优化研究[J].汽车实用技术,2021(2). |
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| 作者姓名： | 丁闻宇 杨静 |
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| 作者单位： | 江铃汽车股份有限公司产品开发技术中心 |
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| 摘 要： | 为解决某轻卡加速轰鸣问题,文章基于Nastran有限元法,对车架第二横梁及优化方案进行了模态分析,并通过NVH振动测试试验,有效解决了该车型加速异响轰鸣问题,满足设计目标要求。
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| 关 键 词： | 轻卡 加速异响 性能优化 |
Optimization of Resonance Problem of ECU Bracket of Light Truck Based on Nastran |
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| Authors: | Ding Wenyu Yang Jing |
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| Affiliation: | (Product Development&Technical Center,Jiangling Motors Co,Ltd,Jiangxi Nanchang 330001) |
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| Abstract: | In order to solve the problem of acceleration and roar of a light truck,based on the Nastran finite element method,the modal analysis of the second cross beam and optimization scheme of the frame is carried out,and the NVH vibration test is carried out,which effectively solves the problem of abnormal noise and noise of the vehicle,and meets the design requirements. |
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| Keywords: | Light truck Acceleration noise Performance optimization |
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