卫星热控电压测量模块研制

Research and Design of Satellite's Thermal Control Voltage Measurement Module

卫星热控电压测量是保障卫星可靠性、安全性的重要环节。由于测量的特殊性,要求研制与整星热控系统相适合的电压测试模块。采用信号隔离、输入保护等措施保证测量的安全性;采用较高分辨力数据采集及量化技术、以及自校准技术保证测量的可靠性。通过微处理器控制测量过程,LAN接口实现计算机数据传输和通信控制,提高了测量效率。

Measurement for satellite＇s thermal control voltage is an important part to guarantee satellite＇s reliability and security.Because the particularity of the measurement,it needs to research and design a voltage measurement module which is fit for the whole satellite＇s thermal control system.Signals isolation and input protection are used to guarantee the safety of measurement,and techniques of advanced data collection,quantity conversion and automatic calibration are used for reliability of measurement.The measurement process is controlled by microprocessor,and the computer＇s data transfer and communication control are realized by LAN interface,the efficiency of measurement is improved a lot.