| 减压阀性能试验与内部流场数值计算 |
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| 引用本文： | 余晓明,茅忠明,孔彪龙. 减压阀性能试验与内部流场数值计算[J]. 上海理工大学学报(社会科学版), 2009, 31(2) |
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| 作者姓名： | 余晓明 茅忠明 孔彪龙 |
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| 作者单位： | 余晓明,YU Xiao-ming(上海理工大学,能源与动力工程学院,上海,200093);茅忠明,MAO Zhong-ming(上海理工大学,光电信息与计算机工程学院,上海,200093);孔彪龙,KONG Biao-long(上海市通用机械技术研究所,上海,200431) ? |
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| 摘 要： | 研制了减压阀的全自动性能与寿命试验系统.通过采用模块化系统设计来满足不同规格系列产品的多工况运行与各类试验要求,通过对比分析阀芯结构改进前后的流量压降曲线及阀门内部流场特性的数值模拟,说明曲面形阀芯结构能够达到稳定流动状态,并减小了各种工况条件下的阻力损失.
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| 关 键 词： | 减压稳压阀 性能与寿命试验 内流场分析 数值模拟 |
Computer assistant test and numerical simulation analysis for pressure reducing valve |
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| YU Xiao-ming,MAO Zhong-ming,KONG Biao-long. Computer assistant test and numerical simulation analysis for pressure reducing valve[J]. Journal of University of Shanghai For Science and Technilogy(Social Science), 2009, 31(2) |
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| Authors: | YU Xiao-ming MAO Zhong-ming KONG Biao-long |
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| Affiliation: | 1.School of Energy and Power Engineering;University of Shanghai for science and technology;Shanghai 200093;China;2.School of Optical-Electrcal and Computer Engineering;University of Shanghai for Science and Technology;3.Shanghai Research Institute of General Machinery;Shanghai 200431;China |
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| Abstract: | The performance test of reduced pressure valve and the length-of-life test system were developed.The modular design of the system can satisfy multi-operation modes and various kinds of experimental request for different specification series of products.The curves of flow-rate to pressure drop before and after the improment of the valve core structure were compared and the numerical simulation of valve interior flow field characteristic was carried out.It is concluded the curved surface shape of valve core s... |
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| Keywords: | pressure reduing/sustaining valve performance and life test inter flow field analysis numerical simulation |
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