准静态建模一个全通道有效的磁修学阻尼器与形磁环的半静态建模
Huan Wu1, Yiming Hu2, Yinong Li1
1State Key Laboratory of Mechanical Transmission, Chongqing University, Chongqing 400030, China.
Materials (Basel, Switzerland)
|October 28, 2023
概括
一种带有轨状磁环的新型磁力振动阻尼器 (MRD) 通过增加阻尼力来增强车辆悬架. 一个新的模糊神经网络模型通过直接将缓冲力与结构大小联系起来来简化设计.
科学领域:
- 机械工程 机械工程
- 材料科学 材料科学 材料科学
- 控制系统 控制系统
背景情况:
- 磁电气阻尼器 (MRD) 是车辆悬架中的关键智能组件.
- 具有矩形磁电路的传统MRD在有效工作长度和压力方面存在局限性.
- 提高MRD性能对于先进的车辆悬架系统至关重要.
研究的目的:
- 提出一种新的全通道有效的磁铁阻尼器,带有梯形磁环 (FEMRD_TMR).
- 开发一种新的准静态模型,用于预测MRD压力,并简化结构设计.
- 提高对车辆悬架系统中MRD的理解和应用.
主要方法:
- 引入梯形磁环,以改善磁电路分布和增加有效工作长度.
- 使用Takagi-Sugeno (T-S) 模糊神经网络和磁电路计算的准静态模型的开发.
- 磁力流体 (MRF) 的线性化将压力转化为磁感应强度函数.
主要成果:
- FEMRD_TMR设计有效地分配磁流,增加有效工作长度并减少磁和.
- 新的近静态模型通过直接将阻尼力与结构尺寸相关联,简化了MRD设计.
- 与实验数据和传统模型相比,拟议的模型展示了直接性,可理解性和准确的减压力预测.
结论:
- 对于车辆悬架系统,FEMRD_TMR比传统的MRD设计提供了显著的改进.
- 基于TS模糊神经网络的新型准静态模型为MRD设计提供了更实用的方法.
- 这项研究通过改进MRD性能和设计方法来促进智能车辆悬架技术的进步.
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