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液体火箭发动机性能可靠性的随机仿真方法
引用本文:王海燕,刘红军.液体火箭发动机性能可靠性的随机仿真方法[J].火箭推进,2006,32(4):26-30.
作者姓名:王海燕  刘红军
作者单位:西安航天动力研究所,陕西,西安,710100
摘    要:分析了影响液体火箭发动机性能可靠性的随机扰动来源,提出了一种基于随机仿真的发动机性能可靠性的预估方法,并以某型号液氧/煤油补燃循环上面级发动机为研究对象,采用随机仿真方法对该发动机的性能可靠性进行计算,获得了该发动机主要性能参数的分布规律和在给定偏差范围内主要性能参数的可靠性。

关 键 词:液体火箭发动机  随机仿真  可靠性
文章编号:(2006)04-0026-05
收稿时间:2006-01-08
修稿时间:2006-03-06

Stochastic simulation method of performance reliability estimation on liquid propellant rocket engine
Wang Haiyan,Liu Hongjun.Stochastic simulation method of performance reliability estimation on liquid propellant rocket engine[J].Journal of Rocket Propulsion,2006,32(4):26-30.
Authors:Wang Haiyan  Liu Hongjun
Abstract:In this paper, the random disturbance factors that affect liquid propellant rocket engine performance are analyzed. An engine reliability estimation method that based on stochastic simulation is put forward. Using the stochastic simulation method, the reliability of a liquid oxygen/kerosene staged combustion cycle upstage engine is analyzed, and the regularity distribution of main performance parameters and the reliability of these parameters within certain deviation range are obtained.
Keywords:liquid propellant rocket engine  stochastic simulation  reliability
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