| 带有环形阀片的阻尼阀可靠性研究 |
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| 引用本文： | 陈轶杰,杨占华,雷强顺,王亚军,宁丹.带有环形阀片的阻尼阀可靠性研究[J].力学学报,2009,41(5):815-820. |
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| 作者姓名： | 陈轶杰 杨占华 雷强顺 王亚军 宁丹 |
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| 作者单位： | 中国北方车辆研究所底盘部件技术部中国北方车辆研究所底盘部件技术部中国北方车辆研究所底盘部件技术部中国北方车辆研究所底盘部件技术部中国北方车辆研究所底盘部件技术部 |
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| 基金项目： | 武器装备部预研资助项目(623010202.4)~~ |
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| 摘 要： | 针对跑车试验时油气弹簧中节流阀片受冲击失效的现象，提出了研究阻尼阀水击压强的必要性，建立了带有环形节流阀片的阻尼阀物理模型. 运用水击理论及解偏微分方程的特征线法，创造性地对给定阻尼阀结构进行了水击建模计算. 编程分析节流阀片失效的原因，系统研究了常通孔结构参数变化对阻尼阀所受瞬态冲击及其阻力值的影响规律，提出需从屈服和疲劳强度两个方面入手对阀门可靠性进行校核，并给出计算实例，完善了现有阀系设计的算法. 所得结论可以作为可靠性研究的参考，同时避免了阀片断裂的再次发生.
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| 关 键 词： | 油气弹簧 节流阀片 阻尼阀 水击模型 常通孔 |
| 收稿时间： | 2008-09-08 |
| 修稿时间： | 2009-01-19 |
RESEARCH ON THE RELIABILITY OF DAMPING VALVE WITH ANNULAR SLICE |
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| Chen Yijie
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Yang Zhanhua
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Lei Qiangshun
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Wang Yajun
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Ning Dan.RESEARCH ON THE RELIABILITY OF DAMPING VALVE WITH ANNULAR SLICE[J].chinese journal of theoretical and applied mechanics,2009,41(5):815-820. |
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| Authors: | Chen Yijie Yang Zhanhua Lei Qiangshun Wang Yajun Ning Dan |
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| Institution: | China North Vehicle Research Institute, Beijing 100072, ChinaChina North Vehicle Research Institute, Beijing 100072, ChinaChina North Vehicle Research Institute, Beijing 100072, ChinaChina North Vehicle Research Institute, Beijing 100072, ChinaChina North Vehicle Research Institute, Beijing 100072, China |
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| Abstract: | Water hammer pressure of throttle valve is presented based on the invalidation of throttle slice in hydro-pneumatic spring during the field tests.The physical model of throttle valve with annular slice is built.The water hammer calculation of damping valve is performed by using the water hammer theory and the solving method of latent line for the partial differential equations.The invalidation reasons of throttle slice are analyzed through numerical simulation.The influences of throttle orifice structure on... |
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| Keywords: | hydro-pneumatic spring throttle slice damping valve water hammer model throttle orifice |
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