| 固体燃料冲压发动机附着点分析与模拟 |
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| 引用本文： | 谭建国,陈小前,杨涛,张为华.固体燃料冲压发动机附着点分析与模拟[J].推进技术,1999,20(6):36-39. |
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| 作者姓名： | 谭建国 陈小前 杨涛 张为华 |
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| 作者单位： | 国防科技大学航天技术系,长沙,410073 |
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| 基金项目： | 国家自然科学基金资助项目 |
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| 摘 要： | 对固体燃料冲压发动机冷流情况下，由突扩台阶产生的附着点进行了理论分析和数值模拟， 得出附着点与台阶高度成线性关系， 与燃烧室尺寸、壁面是否加质等因素有关， 但与入口空气流量无关， 所得结果与实验数据比较吻合。
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| 关 键 词： | 固体燃料冲压发动机 附面层 数值仿真 |
NUMERICAL SIMULATION AND ANALYSIS OF REATTACHMENT POINT FOR SFRJ |
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| Tan Jianguo,Chen Xiaoqian,Yang Tao and Zhang Weihua.NUMERICAL SIMULATION AND ANALYSIS OF REATTACHMENT POINT FOR SFRJ[J].Journal of Propulsion Technology,1999,20(6):36-39. |
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| Authors: | Tan Jianguo Chen Xiaoqian Yang Tao and Zhang Weihua |
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| Institution: | Dept.of Aerospace Technology,National Univ.of Defence Technology,Changsha,410073;Dept.of Aerospace Technology,National Univ.of Defence Technology,Changsha,410073;Dept.of Aerospace Technology,National Univ.of Defence Technology,Changsha,410073;Dept.of Aerospace Technology,National Univ.of Defence Technology,Changsha,410073 |
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| Abstract: | The location of reattachment point generated by abrupt sidestep in solid fuel ramjet(SFRJ),was analyzed through both theory and numerical simulation.Results show that the location is linear to height of sidestep.It is also related to size of combustor and mass flux from wall |
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| Keywords: | Solid fuel ramjet Boundary layer Numerical simulation |
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