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涡扇发动机高空起动模型研究

周文祥 黄金泉

周文祥, 黄金泉. 涡扇发动机高空起动模型研究[J]. 航空动力学报, 2007, 22(8): 1384-1390.
引用本文: 周文祥, 黄金泉. 涡扇发动机高空起动模型研究[J]. 航空动力学报, 2007, 22(8): 1384-1390.
ZHOU Wen-xiang, HUANG Jin-quan. Research on the startup model of turbofan engine at high altitude[J]. Journal of Aerospace Power, 2007, 22(8): 1384-1390.
Citation: ZHOU Wen-xiang, HUANG Jin-quan. Research on the startup model of turbofan engine at high altitude[J]. Journal of Aerospace Power, 2007, 22(8): 1384-1390.

涡扇发动机高空起动模型研究

Research on the startup model of turbofan engine at high altitude

  • 摘要: 基于慢车以上的部件级模型, 通过外推部件特性, 建立了双转子涡扇发动机部件级高空起动模型, 可执行高空风车起动或起动机起动仿真.模型考虑了起动过程中油气比对燃烧效率的影响, 燃烧室、高低压涡轮的热惯性及起动过程中总压恢复系数的变化, 采用容积动力学方法避免了迭代运算, 仿真结果表明该模型具有实时性, 仿真转速误差小于5%, 能够满足发动机高空起动性能仿真的需求.

     

  • [1] Agrawal R K,Yunis M.A generalized mathematical model to estimate gas turbine starting characteristics[R].ASME 81-GT-202,1981.
    [2] Kim J H,Song T W,Kim T S,et al.Dynamic simulation of full startup procedure of heavy-duty gas turbines[J].Journal of Engineering for Gas Turbines and Power,2002,124:510-516.
    [3] 黄向华,郑绪生.基于逐级叠加法的航空发动机起动模型研究[J].航空学报,2005,26(5):540-544.HUANG Xianghua,ZHENG Xusheng.Research on startup model of aircraft engine based on stage-stacking method[J].ACTA Aeronautica ET Astronautica Sinica,2005,26(5):540-544.
    [4] 雷积红,陈策,李军,等.基于BP神经网络的涡扇发动机部件特性研究[J].燃气涡轮试验与研究,2003,16(4):15-17.LEI Jihong,CHEN Ce,LI Jun,et al.A Study of Turbofan Component Characteristic Based on Back-propagation Network[J].Gas Turbine Experiment and Research,2003,16(4):15-17.
    [5] Chappell M A,McLaughlin P W.Approach to modeling continuous turbine engine operation from startup to shutdown[R].AIAA 91-2373,1991.
    [6] 冷步里,朱鸿义.模拟单转子发动机起动性能的计算模型[J].燃气涡轮试验与研究,1999,12(1):25-29.LENG Buli,ZHU Hongyi.Single spool engine starting characteristic simulation model[J].Gas Turbine Experiment and Research,1999,12(1):25-29.
    [7] 周文祥,黄金泉,窦建平.涡扇发动机部件级起动模型研究[J].航空动力学报,2006,21(2):248-253.ZHOU Wenxiang,HUANG Jinquan,DOU Jianping.Development of component-level startup model for a turbofan engine[J].Journal of Aerospace Power,2006,21 (2):248-253.
    [8] Sexton W R.A new method to control turbofan engine starting by varying compressor surge valve bleed[D].Blacksburg,Virginia State,USA:Thesis for Master's Degree of Virginia Polytechnic Institute and State University,2001:14-66.
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出版历程
  • 收稿日期:  2006-07-31
  • 修回日期:  2006-10-31
  • 刊出日期:  2007-08-28

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