基于传感器的推进分系统极性测试系统

Polarity test system of propulsion subsystem based on sensors

为了有效地检测卫星推进分系统极性的正确性,保证其功能正常运行,提出了一种基于气压传感器的推进分系统极性测试系统。该系统包括探测模块、信号处理模块和辅助模块。探测模块主要探测喷头的气压强度。信号处理模块对气压强度和采集到的指令与脉宽进行对比。辅助模块主要由供电模块、显示模块和测试计算机的通信端口组成。试验结果表明,该极性测试系统能够准确地测试卫星推进分系统的极性,结果直观、易于判读,具有良好的可操作性。

In order to effectively detect the polarity correctness of the satellite propulsion subsystem,ensure the normal operation of its function,the article puts forward a polarity test system of the propulsion subsystem based on the barometric pressure sensor.The system includes a detection module,a signal processing module and auxiliary module.The detection module mainly detected the pressure intensity of the nozzles.The signal processing module compared the pressure intensity with the collected instructions and pulse width.The auxiliary module is mainly composed of the power supply module,the display module and the computer communication port.