【摘 要】
：
针对磁流变液缓冲装置中环形轴向阻尼通道磁场利用率不高和和磁流变液易沉降的问题,提出了一种基于径向流动模式的磁流变胶泥缓冲装置.基于磁流变胶泥Herschel-Bulkley非线性
【机 构】
：
重庆大学光电技术及系统教育部重点实验室智能结构中心,重庆400044重庆交通大学交通运输学院,重庆400074
论文部分内容阅读
针对磁流变液缓冲装置中环形轴向阻尼通道磁场利用率不高和和磁流变液易沉降的问题,提出了一种基于径向流动模式的磁流变胶泥缓冲装置.基于磁流变胶泥Herschel-Bulkley非线性本构模型,推导出了流体在不同径向位置的径向速度分布表达式,进一步考虑到冲击环境下小损耗因素对阻尼通道内压降的影响,最终得到了缓冲力的理论计算方法.为验证理论分析的合理性,设计制作了磁流变胶泥缓冲装置样机,利用落锤冲击试验平台对其冲击特性进行了测试,结果表明在不同激励电流下的理论与实验冲击特性能较好吻合.
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