Abstract: Based on the application of fiber bragg grating osmometer (water level gauge) in diversion of Yellow River to Dragon Lake, following issues are summarized in this paper, namely the basic principle and method of installation and burying of fiber bragg grating osmometer (water level gauge) , integration of monitoring system and analysis of monitoring results, etc. The good application effect of fiber bragg grating osmometer guarantees the stable operation of the project which is worthy reference.

Key words: fiber bragg grating, osmometer, application

摘要： 根据郑州引黄灌溉龙湖调蓄工程光纤光栅渗压计（水位计）的应用情况，概述了光纤光栅渗压计（水位计）的基本原理、安装埋设方法、监测系统集成、监测成果整理与分析等。光纤光栅渗压计在龙湖调蓄工程上取得了良好的应用效果，为工程的施工和安全稳定运行提供了有力的保障，为类似光纤光栅安全监测工作提供了参考和借鉴。

关键词: 光纤光栅, 渗压计, 应用