固体推进剂燃烧驱动CO_2气动激光小信号增益测量  

Measurement of small-signal gain on solid propellant combustion driven CO_2 gasdynamic laser

作　　者：汤海滨[1] 王云萍[2] 祝寿恩[1] 姜宗福[2] 

机构地区：[1]北京航空航天大学宇航学院,北京100083 [2]国防科学技术大学理学院,湖南长沙410073

出　　处：《强激光与粒子束》2001年第6期683-686,共4页High Power Laser and Particle Beams

基　　金：国家自然科学基金资助课题 (697880 0 4)

摘　　要：介绍了固体推进剂燃烧驱动 CO2 气动激光小信号增益测量的原理、方法及实验系统 ,重点说明小信号增益测量光路设计、热敏电阻红外探测器工作原理、增益输出信号滤波和放大电路设计及数据采集系统的硬件配置和软件编制原则 ,给出典型实验测量结果。实验证明 ,采用放大法可较为准确的测量固体推进剂燃烧驱动 CO2An introduction is given to the principle, method and experiment system of measurement of small-signal gain on solid propellant combustion driven CO2 gas dynamic laser. The design of optical path measurement of small-signal gain, operating principle of thermistor infrared detector, design of filter and amplifier circuit of gain output signal and hardware configuration as well as rules and methods of software development of data acquisition system are mainly presented. The typical experimental results are also given, which show that the amplification method can measure the small-signal gain accurately.

关 键 词：燃烧驱动 气动激光器 小信号增益测量 固体推进剂 CO2 二氧化碳 

分 类 号：TN248.22[电子电信—物理电子学] TN247