【摘要】 文章首先阐述了航天器对于测温传感器的需求 ,并对目前航天器在地面试验和飞行试验中 ,所采用的主要测温传感器的特点进行了概述。然后 ,以目前航天器在轨运行中应用最为广泛的热敏电阻为研究对象 ,介绍了它在航天器中的应用方案 ,以及为保证其测温精度、工艺可实施性和可靠性所应注意的问题。更多还原

【Abstract】 This paper firstly presents the requirments for temperature sensor in spacecraft,and then the characteristics of the main temperature sensors used in the flight and ground test of the spacecraft are summarized.Thereafter,by taking the widest used thermistor during the flight operation of spacecraft as the example,its application scheme in spacecraft is introduced.Additionally,the problems of the thermistor associated with the measurement precision,technical feasibility and reliability,which should be noticed,are also introduced.更多还原