| 双活塞杆液压缸动态性能参数影响因素的研究 |
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| 引用本文： | 左岗永.双活塞杆液压缸动态性能参数影响因素的研究[J].机电产品开发与创新,2014(4):23-25. |
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| 作者姓名： | 左岗永 |
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| 作者单位： | 中国煤炭科工集团太原研究院; |
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| 摘 要： | 论文以设计的双活塞杆液压缸为研究对象,建立了液压缸的数学模型,分析得到液压缸的动态性能参数固有频率和阻尼比与液压缸的等效质量、负载客积和液压介质的弹性模量等因素有关.研究了活塞杆伸出过程中,液压缸固有频率和阻尼比动态性能参数值的变化,对阀控缸系统和容积式调速回路系统的数学建模和分析有重要的参考价值.
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| 关 键 词： | 双活塞杆液压缸 动态性能 固有频率 阻尼比 |
The Impacted Factors Research on Dynamic Performance Parameters of Double Piston Rod Hydraulic Cylinder |
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| ZUO Gang-Yong.The Impacted Factors Research on Dynamic Performance Parameters of Double Piston Rod Hydraulic Cylinder[J].Development & Innovation of Machinery & Electrical Products,2014(4):23-25. |
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| Authors: | ZUO Gang-Yong |
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| Affiliation: | ZUO Gang-Yong (Taiyuan Research Institute of China Coal Technology and Engineering Group Corp, Taiyuan Shanxi 030006, China) |
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| Abstract: | The designed double piston rod hydraulic cylinder is selected as the research object in this paper,the mathematical model of hydraulic cylinder is established, it is received by analyzing that the natural frequency and damping ratio of dynamic performance parameters for hydraulic cylinder are related to the factors such as equivalent mass.load capacity,the elastic modulus of hydraulic medium.In the process of the piston rod Stretched out, the change of natural frequency and damping ratio of dynamic performance parameters for hydraulic cylinder is obtained, which has important reference value to the mathematical modeling and analysis for valve controling cylinder system and cubage controling rate system. |
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| Keywords: | double piston rod hydraulic cylinder dynamic performance natural frequency damping ratio |
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