This paper discussed the configuration and theory of the fiber-optic evanescent-field hydrogen gas sensor;andanalyzed the plating-technology of sensororgan;thengot the optimum thickness of the pd-film and the way of thickness-control of the pd-film.
文中论述了渐逝场型光纤氢气传感器的传感结构和工作原理,并对传感头镀膜技术进行了仔细分析,由此确定出钯膜的最佳厚度以及膜厚控制方法。
Research on the optical fiber temperature sensor network based on evanescent wave;
基于渐逝波耦合的网络化光纤温度传感器研究
U-shaped optical fiber sensors based on evanescent wave absorption are new sensors which can be popularized and can be used as chemical sensors.
对于U形光纤传感器的渐逝波穿透深度和灵敏度进行了计算与分析,并与普通直线传感器做了比较,具体讨论了影响U形传感器灵敏度的几何参数因素和灵敏度优化公式。
The mechanism of coupled evanescent wave temperature sensors is analyzed with the theory of strong coupling.
用强耦合理论分析了耦合式渐逝波温度传感器的传感机理,在此基础上设计了一种基于单片机的温度传感系统,并引入硬件和软件双重补偿修正,来消除前端电路噪声影响,达到提高测量结果稳定性的目的。
The conception of gradually-vanishing asset (GVA) is presented because quite a few assets are left unused frequently while their value vanishes gradually.
针对经常出现的资产闲置而价值逐渐消逝的现象,提出渐逝资产的概念。
Sometimes the demand of one kind of Gradually-vanishing asset exceeds its throughput, sometimes otherwise.
针对需求有时大于、有时又小于生产能力的一类渐逝资产,从控制资产流逝价值的目标出发,以列车卧铺为例,提出使需求接近生产能力的基本原则,引入二级差别定价方法。