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多管吸气式两相脉冲爆震发动机实验
  • 期刊名称:航空动力学报
  • 时间:0
  • 页码:1935-1936-1937-1938
  • 分类:V235.22[航空宇航科学与技术—航空宇航推进理论与工程;航空宇航科学技术]
  • 作者机构:[1]西北工业大学动力与能源学院,西安710072
  • 相关基金:国家自然科学基金(51176158);西北工业大学基础研究基金(JC200912)
  • 相关项目:液态碳氢燃料动力装置中闪蒸机理及其燃烧特性的实验研究
作者: 张群|范玮|
中文摘要:

研制了总长为1500mm,直径为200mm的6管并联吸气式两相脉冲爆震发动机实验器,在接近大气压条件下,以汽油为燃料、以空气为氧化剂成功进行了该发动机模型实验,实验中单爆震管最高工作频率达到35Hz,发动机整体最高工作频率达到210Hz.研究中发展了多管吸气式脉冲爆震发动机点火控制策略,探索了不同点火控制策略对于发动机工作状态的影响规律,为将脉冲爆震发动机用于工程实际提供了技术储备.

英文摘要:

A six-tube air-breathing two phase pulse detonation engine(PDE) model has been developed with diameter of 200 mm and a total length of 1 500 mm.Under nearly atmospheric pressure,a proof-of-principle experiment on the engine model was successfully performed by using liquid gasoline/air mixture.Each tube in the PDE model can operate at a repetition frequency up to 35 Hz with all the tubes running at the same time experimentally.Therefore a frequency up to 210 Hz was reached in the PDE model.Several ignition control strategies were developed for the multi-tube air-breathing PDE model.Some rules of how different ignition control strategies affect the engine operation have been explored.The results in the investigation supplied a technology preparation to bring PDE to production.

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