卫星服务舱湿度控制系统性能分析及改进研究  

Analysis of characteristics and an improvement of the humidity control system for the satellite service module

作　　者：刘罡[1] 杨坚华[1] 

机构地区：[1]兰州物理研究所,兰州730000

出　　处：《航天器环境工程》2009年第6期580-584,500,共5页Spacecraft Environment Engineering

摘　　要：文章介绍了卫星服务舱湿度控制系统的组成及工作原理。采用分析和测定相结合的方法建立了基于传递函数的系统的数学模型,通过试验验证了该模型的准确性,并用模型分析了系统性能,分析结果表明系统性能满足了技术指标的要求。文章最后提出了进一步提高系统性能的主要途径,这为改进系统设计提供了理论依据。The paper presents the structure and the working principle of a humidity control system for the satellite service module.The mathematical model of the system based on the transfer function is constructed by combining the analysis and the measurement.The accuracy of the model is verified by the test,and the system characteristics are analyzed in terms of the model.The analysis results show that the system can meet the technological requirements.Further possible improvements of the system characteristics are outlined,which provides a basis for improving the design of the system.

关 键 词：卫星服务舱 湿度控制系统 相对湿度 数学模型 

分 类 号：V47[航空宇航科学与技术—飞行器设计] V444.3