| 燃气透平气固双向耦合湍流场中叶片冲蚀的数值模拟 |
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| 引用本文： | 鲁嘉华,凌志光.燃气透平气固双向耦合湍流场中叶片冲蚀的数值模拟[J].上海理工大学学报(社会科学版),2002,24(4):319-322,327. |
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| 作者姓名： | 鲁嘉华 凌志光 |
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| 作者单位： | 上海工程技术大学航空运输学院 上海200336
(鲁嘉华)，上海工程技术大学航空运输学院 上海200336(凌志光) |
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| 基金项目： | 上海市教委科技发展基金资助项目(2000E12) |
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| 摘 要： | 在对双级跨音速燃气透平三元黏性湍流场进行数值模拟的基础上,采用颗粒随机轨道模型和气固双向耦合的PSIC法求解了10万个颗粒直径分布为5~50 mm (体积分数为4.19×10-5 %)的运动轨迹,以冲蚀率统计模型分析了叶片冲蚀率分布、冲蚀率数值及影响因素等,计算结果比较符合叶片的实际冲蚀情况.
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| 关 键 词： | 燃气透平 气固双向耦合 颗粒湍流扩散 叶片冲蚀 数值模拟 |
Numerical simulation of blade erosion in particle-laden gas turbine in two-way-coupling turbulent field |
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| LU Jia-hu,LING Zhi-guang.Numerical simulation of blade erosion in particle-laden gas turbine in two-way-coupling turbulent field[J].Journal of University of Shanghai For Science and Technilogy(Social Science),2002,24(4):319-322,327. |
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| Authors: | LU Jia-hu LING Zhi-guang |
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| Institution: | Physics Department of Hengyang Normal Institute 421008 |
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| Abstract: | Innovation sustains the progress of a nation. It is a pressing task for all the teachers to cultivate students' innovative ability through all kinds of ways. This article has studied on how to optimize physics teaching methods, so as to cultivate the students' innovative spirit and quality and ability. |
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| Keywords: | gas turbine gas-solid two-way coupling particle turbulent dispersion blade erosion numerical simulation |
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