| 基于道路友好性的重型汽车半主动空气悬架联合仿真 |
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| 引用本文： | 赵晶,何锋,王浩宇,邹俊辉.基于道路友好性的重型汽车半主动空气悬架联合仿真[J].起重运输机械,2011(10):36-40. |
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| 作者姓名： | 赵晶 何锋 王浩宇 邹俊辉 |
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| 作者单位： | 贵州大学蔡家关校区机械工程学院;贵州大学机械工程学院; |
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| 基金项目： | 国际科技合作计划项目,黔科合外G字[2009]700105号 |
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| 摘 要： | 以车辆的道路友好性及操纵稳定性为研究目标,针对某重型汽车阻尼可调式半主动空气悬架,通过试验得到空气悬架刚度曲线。采用阻尼可调式减振器,利用ADAMS/View建立了车辆1/4动力学模型。在Matlab中设计了模糊控制器,利用滤波白噪声法实现了对随机路面激励的仿真模拟。通过联合仿真,对悬架的道路友好性进行分析。结果表明,采用模糊控制阻尼可调式半主动空气悬架与被动悬架相比,轮胎动变形均方根值降低了5.81%,道路破坏系数降低了12.38%,悬架的动位移降低了13.33%,道路友好性及操纵稳定性得到很大程度的提高。
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| 关 键 词： | 重型汽车 空气悬架 半主动 道路友好性 联合仿真 |
Road friendliness-based heavy-duty vehicle semi-active air suspension co-sim ulation |
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| Zhao Jing,He Feng,Wang Haoyu,Zou Junhui.Road friendliness-based heavy-duty vehicle semi-active air suspension co-sim ulation[J].Hoisting and Conveying Machinery,2011(10):36-40. |
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| Authors: | Zhao Jing He Feng Wang Haoyu Zou Junhui |
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| Affiliation: | Zhao Jing,He Feng,Wang Haoyu,Zou Junhui |
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| Abstract: | Taking the road-friendliness and the operation stabi li ty of the vehicle as the study target,the paper obtains stiffness curve of hea vy-duty vehicle damping adjustable semi-active air suspension by testing.Usin g the adjustable damping shock absorber and ADAMS/View,the paper establishes th e 1/4 vehicle dynamic model.In Matlab fuzzy controller is designed,the random road excitation simulation is realized via the use of filtering white noise meth od,and the road-friendliness of the suspension is analyzed t... |
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| Keywords: | heavy-duty vehicle air suspension semi-active road-friendliness co-simulation |
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