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双组元统一推进系统加注混合比改进算法及应用
引用本文:定宇,袁莉芳,王庆华. 双组元统一推进系统加注混合比改进算法及应用[J]. 航天器工程, 2011, 20(4): 60-64
作者姓名:定宇  袁莉芳  王庆华
作者单位:北京空问飞行器总体设计部,北京,100094
摘    要:卫星双组元统一推进系统加注混合比,是确定卫星氧化剂和燃烧剂加注量的重要参数。正确地确定加注混合比可以减少卫星的呆重,增加推进剂余量和卫星寿命。文章在原有混合比计算的基础上,分析了在轨不同阶段的不同压力、温度条件下10N推力器和490N变轨发动机的流量情况和入口压力、氧化剂和燃烧剂压力变化情况,利用推力器和变轨发动机地面...

关 键 词:卫星  推进剂混合比  地面热试车  气路检测

Improved Algorithm and its Application of the Mixture Ratio of Propellant for Bipropellant-united Propulsion System
DING Yu,YUAN Lifang,WANG Qinghua. Improved Algorithm and its Application of the Mixture Ratio of Propellant for Bipropellant-united Propulsion System[J]. Spacecraft Engineering, 2011, 20(4): 60-64
Authors:DING Yu  YUAN Lifang  WANG Qinghua
Affiliation:(Beijing Institute of Spacecraft System Engineering,Beijing 100094,China)
Abstract:The mixture ratio is the ratio of oxidizer to fuel,and it is the important parameter to calculate the amount of propellant.By choosing the right mixture ratio,unwanted weight can be less,and the life span of the satellite can be extended.On the basis of t
Keywords:satellite  mixture ratio of propellant  ground hot-firing test  gas circuit detection
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