CAJ | 학술논문

为满足某推进分系统压力调节流量范围大、控制要求精度高、可靠性高且需满足长时间在轨使用的要求，研制了一种高精度金属膜片式气体减压阀。对该逆向卸荷金属膜片式气体减压阀的方案设计、结构特点、关键技术以及达到的技术指标进行了总结，并给出了飞行试验验证结果，经飞行试验验证，减压阀飞行工作状态良好，满足使用要求。
위만족모추진분계통압력조절류량범위대、공제요구정도고、가고성고차수만족장시간재궤사용적요구，연제료일충고정도금속막편식기체감압벌。대해역향사하금속막편식기체감압벌적방안설계、결구특점、관건기술이급체도적기술지표진행료총결，병급출료비행시험험증결과，경비행시험험증，감압벌비행공작상태량호，만족사용요구。
The pressure regulator is one of the core units in space propulsion systems. The overall scheme design, structural characteristics, key technologies and achieved qualifications of the reverse unloading pneumatic pressure regulator with metal diaphragm are summarized. The key technology breakthrough achieved in the R＆D process is described. The verified results in the space flights testing indicate that the pressure regulator works well. Therefore, the research is significant for optimizing the structural parameters and reliable design of the regulator.