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喷管两相流耦合数值模拟与粒子热增量预测

苏鹏辉 艾邦成 潘宏禄

苏鹏辉, 艾邦成, 潘宏禄等 . 喷管两相流耦合数值模拟与粒子热增量预测[J]. 北京航空航天大学学报, 2012, (7): 900-904,909.
引用本文: 苏鹏辉, 艾邦成, 潘宏禄等 . 喷管两相流耦合数值模拟与粒子热增量预测[J]. 北京航空航天大学学报, 2012, (7): 900-904,909.
Su Penghui, Ai Bangcheng, Pan Hongluet al. Two-phase flow numerical simulation and particle impingement heating prediction in SRM nozzle[J]. Journal of Beijing University of Aeronautics and Astronautics, 2012, (7): 900-904,909. (in Chinese)
Citation: Su Penghui, Ai Bangcheng, Pan Hongluet al. Two-phase flow numerical simulation and particle impingement heating prediction in SRM nozzle[J]. Journal of Beijing University of Aeronautics and Astronautics, 2012, (7): 900-904,909. (in Chinese)

喷管两相流耦合数值模拟与粒子热增量预测

详细信息
  • 中图分类号: V438

Two-phase flow numerical simulation and particle impingement heating prediction in SRM nozzle

  • 摘要: 含有氧化铝粒子的两相流是固体火箭发动机喷管流场的重要特征.在有限体积方法框架下,采用基于热增量试验数据的粒子壁面反弹模型以及基于粒子轨道的单元内颗粒源(PSIC,Particle Source in Cell)两相流耦合算法,对喷管内两相流流场及粒子撞击产生的壁面热增量进行了计算和分析,研究了氧化铝粒子尺寸对粒子轨道分布和喷管壁面热增量分布的影响规律.研究结果表明:喷管扩张段内粒子稀疏区域范围随粒子直径增加而增大;粒子热增量只分布于喷管收缩段内,粒子直径越大,产生的壁面热增量越强.

     

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出版历程
  • 收稿日期:  2011-06-25
  • 网络出版日期:  2012-07-30

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