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基于切换多胞LPV的涡扇发动机全包线中间状态控制

吴斌 黄金泉

吴斌, 黄金泉. 基于切换多胞LPV的涡扇发动机全包线中间状态控制[J]. 航空动力学报, 2016, 31(8): 2040-2048. doi: 10.13224/j.cnki.jasp.2016.08.031
引用本文: 吴斌, 黄金泉. 基于切换多胞LPV的涡扇发动机全包线中间状态控制[J]. 航空动力学报, 2016, 31(8): 2040-2048. doi: 10.13224/j.cnki.jasp.2016.08.031
WU Bin, HUANG Jin-quan. Intermediate state control of turbofan engine in full envelope based on switched polytopic LPV approach[J]. Journal of Aerospace Power, 2016, 31(8): 2040-2048. doi: 10.13224/j.cnki.jasp.2016.08.031
Citation: WU Bin, HUANG Jin-quan. Intermediate state control of turbofan engine in full envelope based on switched polytopic LPV approach[J]. Journal of Aerospace Power, 2016, 31(8): 2040-2048. doi: 10.13224/j.cnki.jasp.2016.08.031

基于切换多胞LPV的涡扇发动机全包线中间状态控制

doi: 10.13224/j.cnki.jasp.2016.08.031
基金项目: 

中央高校基本科研业务费专项资金(NP2012504);江苏省普通高校研究生科研创新计划(CXZZ12_0166)

详细信息
    作者简介:

    吴斌(1985-),男,江苏大丰人,博士生,主要从事航空发动机建模、控制研究.

  • 中图分类号: V233.7

Intermediate state control of turbofan engine in full envelope based on switched polytopic LPV approach

  • 摘要: 针对航空发动机全包线内参数变化范围较大,单一控制器很难保证全包线内的控制效果的问题,提出了基于切换多胞线性变参数(LPV)的发动机全包线中间状态控制方法.根据发动机的进口条件将飞行包线分为相互重叠的子区域,将多胞理论及状态重置切换方法引入控制器求解,给出了能够保证切换多胞LPV系统鲁棒稳定的线性矩阵不等式(LMI)条件;利用求解出的Lyapunov矩阵设计各子区域的LPV控制器,并结合几何位置调度策略实现子区域LPV控制;利用局部重叠的滞后切换策略和状态重置切换律实现全包线内各控制器的切换,并证明了该闭环切换系统的稳定性.最终以某型涡扇发动机为研究对象进行仿真验证,结果表明:采用该控制方法稳态误差能够控制在0.1%以内,超调量不大于0.5%.

     

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出版历程
  • 收稿日期:  2014-12-02
  • 刊出日期:  2016-08-28

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