泵压式液体火箭发动机变推力方案选择

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Thrust regulation scheme selection for turbopump-fed rocket engine with variable thrust

1.
School of Astronautics, Northwestern Polytechnical University, Xi′an 710072, China
2.
Xi′an Aerospace Propulsion Institute, Xi′an 710100, China

摘要: 简述了泵压式变推力液体火箭发动机的现状和应用前景,提出了几种泵压式发动机推力调节方案,分析了各方案的优缺点,阐述了系统方案选择须重点考虑的几个方面.以某泵压式发动机为模型发动机,利用系统参数平衡仿真计算结果,对各种调节方案综合分析,确定了可行的系统调节方案,可用于指导模型发动机的工程研制.
- 航空、航天推进系统 /
- 变推力发动机 /
- 泵压式 /
- 推力调节方案
Abstract: The development status and application prospect of liquid propellant rocket engine with variable thrust were summarized,and a few adjust scheme for variable thrust of turbopump-fed rocket engine were put forward;their advantages and disadvantages were analyzed,meanwhile several important aspects for adjust scheme selection of turbopump-fed rocket engine were introduced.One turbopump-fed rocket engine was regarded as a model engine to analyze the system parameter balance calculation result for all adjust schemes.Feasible system adjust schemes were determined to facilitate the engineering research and design of model engine.
- aerospace propulsion system /
- rocket engine with variable thrust /
- turbopump-fed /
- thrust adjust scheme

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