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流体喉部横流喷嘴的雾化特性

张扬 谢侃 岳明辉 郭常超 徐启 王宁飞

张扬, 谢侃, 岳明辉, 郭常超, 徐启, 王宁飞. 流体喉部横流喷嘴的雾化特性[J]. 航空动力学报, 2017, 32(5): 1074-1081. doi: 10.13224/j.cnki.jasp.2017.05.007
引用本文: 张扬, 谢侃, 岳明辉, 郭常超, 徐启, 王宁飞. 流体喉部横流喷嘴的雾化特性[J]. 航空动力学报, 2017, 32(5): 1074-1081. doi: 10.13224/j.cnki.jasp.2017.05.007
Atomization characteristics of cross-flow injector in the fluidic nozzle throat[J]. Journal of Aerospace Power, 2017, 32(5): 1074-1081. doi: 10.13224/j.cnki.jasp.2017.05.007
Citation: Atomization characteristics of cross-flow injector in the fluidic nozzle throat[J]. Journal of Aerospace Power, 2017, 32(5): 1074-1081. doi: 10.13224/j.cnki.jasp.2017.05.007

流体喉部横流喷嘴的雾化特性

doi: 10.13224/j.cnki.jasp.2017.05.007

Atomization characteristics of cross-flow injector in the fluidic nozzle throat

  • 摘要: 为了研究横流喷嘴的雾化效果以及对发动机推力的影响,采用互击式直流喷嘴、逆向式直流喷嘴和水平式直流喷嘴进行了冷流试验.研究了不同试验工况下喷管出口喷雾场雾滴的索太尔平均直径与发动机的推力特性.研究结果表明:随着压比的增加,雾滴直径减小;相同的压比下,雾滴直径最小的喷射方案为喉扩喷射,雾化质量最好的喷嘴为互击式直流喷嘴;同时在喉扩喷射方案下,3种喷嘴的扼喉能力与推力比随着流量比的增加而提高.

     

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出版历程
  • 收稿日期:  2015-09-17
  • 刊出日期:  2017-05-28

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