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减压阀振动工程分析
引用本文:王定军. 减压阀振动工程分析[J]. 火箭推进, 2009, 35(1): 41-44
作者姓名:王定军
作者单位:西安航天动力研究所,陕西,西安,710100
摘    要:
姿态控制系统减压阀采用收缩喷嘴节流结构进行减压过程中,产生压力脉动,可能诱发调节系统低频或高频振动。调节系统的低频或高频振动进一步可能产生共振,引起减压阀失效。分析认为采用控制激振因素、控制系统固有频率、消减压力脉动和消耗振动能量的方法可以控制大幅度的振动。

关 键 词:姿态控制系统:减压阀  振动

Vibration analysis of the regulator
Wang Dingjun. Vibration analysis of the regulator[J]. Journal of Rocket Propulsion, 2009, 35(1): 41-44
Authors:Wang Dingjun
Affiliation:Xi'an Aerospace Propulsion Institute;Xi'an 710100;China
Abstract:
The regulator of the attitude control system is designed to decrease vessel pressure through the convergent nozzle. The regulating system has found low or high frequent vibration due to the pressure oscillation, and the sympathetic vibration can occur and induce regulator invalidation. The vibration can be reduced by controlling the triggering factors and intrinsic frequency, restraining pressure or draining kinetic energy.
Keywords:attitude control system  regulator  vibration  
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