| 简单孔节流静压气体轴承优化设计的一种解析解法 |
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| 引用本文： | 宛敏红.简单孔节流静压气体轴承优化设计的一种解析解法[J].机械设计与制造,2011(2). |
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| 作者姓名： | 宛敏红 |
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| 作者单位： | 中国科学院,宁波材料技术与工程研究所,浙江省磁性材料及其应用技术重点实验室,宁波,315201 |
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| 基金项目： | 浙江省国际合作重大专项(2008C14046) |
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| 摘 要： | 静压气体轴承在工程中应用广泛,但其设计工作涉及的计算繁琐,工程中多采用图表法或数值计算法。为简化工程计算过程,也为研究气体轴承中各参数间的关系提供直观的分析依据,从解析角度研究了静压气体轴承的优化设计问题。以简单孔节流圆盘静压气体止推轴承为研究对象,以轴承刚度最大为优化准则,首先利用数值计算求出与供气压比对应的最佳节流压比,再利用最小二乘法拟合得到它们的解析关系式,以此为基础,进而求出最佳气膜厚度、最佳承载力、最大刚度和最佳气体流量的解析解,并与精确数值解进行了比较验证。得到的解析解,使气体轴承的工程设计简便、有效。
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| 关 键 词： | 静压气体轴承 优化设计 解析解 简单孔节流器 |
A Kind of analytical solution for the optimal design of the aerostatic bearing with a simple orifice-type restrictor |
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| WAN Min-hong.A Kind of analytical solution for the optimal design of the aerostatic bearing with a simple orifice-type restrictor[J].Machinery Design & Manufacture,2011(2). |
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| Authors: | WAN Min-hong |
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| Affiliation: | WAN Min-hong(Zhejiang Province Key Laboratory of Magnetic Materials and Application Technology,Ningbo Institute of Materials Technology & Engineering,Chinese Academy of Sciences,Ningbo 315201,China) |
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| Abstract: | Aerostatic bearings are widely applied in engineering,but the relating design and calculation is complicated,so most of the design work is done by use of charts or numerical method.A kind of analytical solution for optimal design is supplied in it to simplify the process of calculation,and provide an intuitive method for analyzing the relationships between various parameters in air bearings.Taking a circular aerostatic thrust bearing with a simple orifice-type restrictor as the study object and its maximal ... |
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| Keywords: | Aerostatic bearing Optimal design Analytical solution Simple orifice-type restrictor |
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