航天推进技术研究院主办
Han Chao,Xia Zhixun,Hu Jianxin.Numerical study on combustion stability for water ramj et[J].Journal of Rocket Propulsion,2008,34(06):27-30.
水冲压发动机燃烧稳定性数值研究
- Title:
- Numerical study on combustion stability for water ramj et
- Keywords:
- water ramjet; combustion instability; numerical simulation
- 分类号:
- V433.9
- 文献标志码:
- A
- 摘要:
- 建立了水冲压发动机燃烧稳定性计算模型,对一次进水水冲压发动机燃烧室内 流场进行数值模拟。研究了燃烧室长度、水燃比、液滴直径等因素对水冲压发动机燃烧稳定 性的影响。研究表明,适当增加燃烧室长度、采用多次迸水以减小局部水燃比并选取适当的 雾化器。有利于水冲压发动机的稳定燃烧。
- Abstract:
- The now field of a sinde injection water raInjet was calculated based on the model which was established in the p印er.Efkcts of chamber length,wate卜fuel ratio and droplet size on combustion stability were resea_rched.It is shown that increasing chamber length,multiple water injection to decrease local water—fuel ratio and choosing pmper atomizer wiU benifit combustion stabi— lity.
参考文献/References:
[l]杨V,安德松w E.液体火箭发动机燃烧不稳定性[M].
北京:科学出版社.2001.
[2]柳长安,吴宝元,王玉峰.冲压发动机转级流场数值仿真
研究[J].火箭推进,2007,33(5):18—22.
[3]庄逢辰,张中光,聂万胜,等.MMH/I、』T0火箭发动机燃烧
动态稳定性数值评定[J].推进技术,200l(0):68—69+77.
[4]缪万波,夏智勋,郭健,等.金属,水反应冲压发动机理论
性能计算与分析[J].推进技术,2005(6):85—88.
[5]Kim Y M,Chen C P,Ziebart J P.Numerical simulation of
Combustion Instabiljty in Liquid—Fueled Engines[R].
AIAA一92一0775.
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备注/Memo
收稿日期:2008_08—05;修回日期:2008一09—15。 作者简介:韩超(1983一),女,博士生,研究领域为水冲压发动机技术。