强激光与粒子束, 2006, 18 (2): 197, 网络出版: 2006-10-19   

悬摆法测量气体推进剂激光推进冲量耦合系数

Measurement of impulse coupling coefficients of laser gas propulsion with a pendulum system
作者单位
1 西北工业大学,航天学院,西安,710072
2 装备指挥技术学院,基础部,北京,101416
摘要
给出了悬摆法测量激光推进冲量耦合系数的原理,分别以空气、氩气、氮气和氦气为推进剂,用悬摆法测量了抛物形推力器在能量不同的单脉冲TEA CO2激光辐照下的冲量耦合系数.实验结果表明:氩气的冲量耦合系数最高,氦气的冲量耦合系数最低;在实验测试的激光能量范围内,4种推进剂气体的激光推进冲量耦合系数基本上都随着激光能量的增加而线性增大,冲量耦合系数的相对误差为5.4%~6.4%.实验结果与国外相关实验结论一致.
Abstract
参考文献

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李修乾, 洪延姬, 何国强, 王军. 悬摆法测量气体推进剂激光推进冲量耦合系数[J]. 强激光与粒子束, 2006, 18(2): 197. 李修乾, 洪延姬, 何国强, 王军. Measurement of impulse coupling coefficients of laser gas propulsion with a pendulum system[J]. High Power Laser and Particle Beams, 2006, 18(2): 197.

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