【摘要】 针对日益严重的天然气管道泄漏问题,研制了一台基于吸收光谱技术的实用化机载天然气管道泄漏监测红外激光雷达.介绍了该仪器的工作原理,论述了该仪器的系统构成、设计方法,探讨了高精度激光稳频,实时定标系统等关键技术.地面试验和机载试验数据的分析结果证明了该仪器的工程实用性.更多还原

【Abstract】 The problem of natural gas pipeline leak becomes increasingly serious.A practical airborne natural gas pipeline inspection laser radar which is based on tunable diode laser spectroscopy was developed.The operating principle of this instrument was introduced,the system configuration and method of design were discussed.The key technologies including high-accuracy laser frequency stabilization and real time calibration were further discussed.The analysis results of ground and airborne test proved that the instrument can be applied in practical project.更多还原