| 基于孔径变化的气膜冷却孔的优化设计 |
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| 引用本文： | 王雷,王健.基于孔径变化的气膜冷却孔的优化设计[J].飞机设计,2008,28(4). |
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| 作者姓名： | 王雷 王健 |
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| 作者单位： | 大连理工大学,汽车工程学院,辽宁,大连,116023 |
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| 基金项目： | 国家重点基础研究发展计划(973计划) |
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| 摘 要： | 采用Spalart-Allmaras"一方程"湍流模型对前缘上游不同孔径的涡轮叶栅通道的温度场进行了数值模拟,并对结果进行了数值分析,得到了比流量、气膜冷却效率随孔径变化的函数,最后以此对气膜冷却孔进行了优化设计,从而对气膜冷却孔的设计提供了新的思路,为工程设计提供了有价值的参考.
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| 关 键 词： | 气膜冷却 孔径 数值模拟 优化设计 |
Optimization Design of Film Cooling Based on Different Aperture |
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| WANG Lei,WANG Jian.Optimization Design of Film Cooling Based on Different Aperture[J].Aircraft Design,2008,28(4). |
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| Authors: | WANG Lei WANG Jian |
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| Institution: | School of Automotive Engineering;Dalian University of Technology;Dalian 116023;China |
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| Abstract: | Standard Spalart-Allmaras "one formulation" turbulence model is used to simulation the up steam advancing edge of different aperture of the steam turbine cascade blade.Numerical analysis is carried out to get the function of specific discharge and film cooling efficiency changing with aperture and to make a optimization design of film cooling hole which provide a new design method and valuable reference. |
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| Keywords: | film cooling aperture numerical simulation optimization design |
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