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振动环境下双级溢流阀的建模与分析

DOI: 10.15918/j.tbit1001-0645.2015.01.003

Keywords: 双级溢流阀 振动 数学模型 服役性能

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Abstract:

为研究溢流阀在液压能源启动过程、整机振动环境下保持必要的服役性能,建立了振动环境下双级溢流阀的数学模型及特性的分析方法. 研究结果表明:溢流阀先导阀作成平衡活塞防振尾端结构形式可以实现减振、消声、稳压的功能;双级溢流阀分为先导阀开启前、主阀开启前和稳定工作3个阶段;整机振动对双级溢流阀压力控制性能的影响大;结构参数决定了溢流阀的延迟时间和动态特性

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