推进技术 ›› 1996, Vol. 17 ›› Issue (5): 14-17.

• • 上一篇    下一篇

液体火箭发动机故障实时仿真模型

陆曙军,张育林   

  1. 国防科技大学航天技术系;国防科技大学航天技术系
  • 发布日期:2021-08-15

REAL-TIME FAULT SIMULATION MODEL OF LIQUID ROCKET ENGINE

  1. Dept.of Aerospace Technology, National Univ.of Defense Technology, Changsha,410073;Dept.of Aerospace Technology, National Univ.of Defense Technology, Changsha,410073
  • Published:2021-08-15

摘要: 建立了液体火箭发动机的降阶非线性动态模型。针对已发生过的或极有可能发生的故障形式,进行了故障状态下动态特性模拟。仿真结果表明,所建模型较精确合理,并能实现实时随机仿真。

关键词: 液体推进剂火箭发动机;发动机故障;故障分析;实时模拟

Abstract: resent a reduce-order nonlinear dynamic model of a liquid rocket engine.For everykind of fault types,dynamic simulation under condition of fault has been carried out.The resultsindicate that top model is reasonable and accurate,and real-time random simulation is achieved.

Key words: Liquid propellant rocket Engine;Engine failure;Fault analysis;Real timesimulation