| 基于ANSYS的液压锥阀流场分析及结构优化 |
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| 引用本文： | 王京涛,吴张永,岑顺锋,王晓波.基于ANSYS的液压锥阀流场分析及结构优化[J].机床与液压,2011,39(13). |
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| 作者姓名： | 王京涛 吴张永 岑顺锋 王晓波 |
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| 作者单位： | 昆明理工大学流体控制工程研究所,云南昆明,650093 |
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| 摘 要： | 阐述液压锥阀阀口产生气穴现象的原因及影响因素,建立液压锥阀的几何模型和数学模型,采用ANSYS软件对优化前后的液压锥阀阀口进行流场分析,得到阀口流场的压力分布图和速度矢量分布图.分析结果表明:采用二级节流并在阀芯及阀座的关键部位以过渡圆弧代替直角的锥阀结构,可以减小锥阀过流缝隙前后的压差,有效降低锥阀阀口气穴发生的可能性,并减小了噪声、振动和能量损失.
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| 关 键 词： | ANSYS软件 流场 锥阀 气穴 |
Flow Field Analysis and Structural Optimization of Hydraulic Poppet Valve Based on ANSYS |
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| WANG Jingtao,WU Zhangyong,CEN Shunfeng,WANG Xiaobo.Flow Field Analysis and Structural Optimization of Hydraulic Poppet Valve Based on ANSYS[J].Machine Tool & Hydraulics,2011,39(13). |
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| Authors: | WANG Jingtao WU Zhangyong CEN Shunfeng WANG Xiaobo |
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| Affiliation: | WANG Jingtao,WU Zhangyong,CEN Shunfeng,WANG Xiaobo (Hydraulic Control Engineering Research Institute,Kunming University of Science and Technology,Kunming Yunnan 650093,China) |
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| Abstract: | The cavitation generation causes and influencing factors of hydraulic poppet valve port were described.The geometry and mathematical models of poppet valve was established.ANSYS was used to analyze the flow field in the routine and optimized poppet valve port.The valve port flow pressure distribution and velocity vector distribution were got.The analysis results show:the hydraulic poppet valve structure with two throttle and transition arc in a key position can reduce the poppet valve pressure difference ov... |
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| Keywords: | ANSYS software Flow field Poppet valve Cavitation |
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