The pressure sensing element is based on optical fiber ′ s microbend effect, a long enhanced PVC pipe is used to isolate the sensing element. 传感头是利用光纤的微弯效应制成的压力传感器,用耐油铝塑管对光纤和传感头进行封装。
Study on Formaldehyde Gas Sensitivity of Optical Waveguide Sensing Element Based on MB/ PVP Thin Film MB/PVP薄膜光波导传感元件对甲醛的气敏性研究
A vertical spring compensates for the weight of the sensing element. An aneroid is a sealed bellows which is sensitive to changes in atmospheric pressure. 用一根垂直弹簧补偿敏感元件的负荷。膜盒是一种密封的弹簧绉纹管,可以感受到大气压力的变化。
A temperature and pressure measurement method is introduced, which is based on a cantilever with single fiber Bragg grating as the sensing element. 介绍了一种以悬臂梁为基底,单光纤光栅为传感元件,测量温度和压力的方法。
To ensure accurate sub-dura ICP monitoring, the sensing element must be facing the cortex. 为了能准确检测硬模下ICP,感应元件需面对皮质。
'Never,' answered the mender of roads, recovering his perpendicular. A vertical spring compensates for the weight of the sensing element. 没有,补路工恢复了直立姿势回答。用一根垂直弹簧补偿敏感元件的负荷。
Properties of pH Sensors Modified by PAN/ Co-Co_3O_4 as Sensing Element 聚苯胺/钴-氧化钴膜作传感元件的pH传感器的性能
Failure to position the sensing element facing the cortex may result in inaccurate ICP readings. 没能使感应元件需面对皮质可能会导致不准确的ICP读数。
The sensing element necessary for controlling room temperature is called a thermostat. 控制室温所需要的那种传感元件称为恒温器。
As LVDT sensors are inductive, there is no electrical connection across the sensing element ensuring clean data and a long life. 由于LVDT的传感器感应,现时并没有一条干净的遥感数据元素确保电气连接和长寿命。
The passive ring resonator is the core sensing element in the micro optic waveguide gyroscope. Its performances influence the minimum resolution and the error items of gyroscope directly. And, it is the key of the design and manufacturing. 光波导无源环形谐振器是微型光波导陀螺的核心敏感部件,其性能直接影响陀螺的极限分辨率和各误差项,是此种陀螺设计和制造中的关键。
The Features and Applications of Sensing Element Technology 传感器技术的特点与应用
The sensing element has been designed without direct contact with samples. 该传感器采用非接触式设计,即感应元件与样品没有直接的物理接触。
This paper presents a theoretical and experimental study on optical fiber temperature sensor with semiconductor as sensing element. 本文利用半导体材料吸光谱随温度改变的原理,设计制作了数字显示的光纤测温仪,并对这种光纤温度传感器进行了理论和实验研究。
This fiber optic accelerometer is based on Michelson interferometer, and its sensing element is a mass wrapped by single-mode optical fiber. 该加速度计基于迈克尔逊干涉仪结构,其敏感元件由两个缠绕着光纤的顺变柱体支撑着一个质量块构成,可以近似看成阻尼简谐振子系统。
Fe_2O_3 thin film gas sensing element has been prepared by using of MOCVD technique. 本文采用MOCVD技术制备了薄膜型Fe2O3气敏元件。
The performance of sensing element are studied. The response time of moisture absorption is 280 ms and moisture release is 620 ms. 对元件的特性进行了研究,其吸湿响应时间为280ms,脱湿响应时间为620ms。
Piezoelectric ceramic is used here as the sensing element. 该传感器采用压电陶瓷作为敏感元件;
Magneto optic properties of Faraday sensing element has much affect on the performance of the Optic Fiber Current Sensor. 法拉第传感材料的磁光性能对于光纤电流传感器的性能有重要的影响。
The method has been verified by applying it to a fuzzy temperature sensor in which a thermocouple is used as the sensing element. 该方法在以热偶为感温元件的模糊温度传感器上的应用表明,多级映射原理是可行和有效的。
In chapter 3, the process of sensors is elaborated, the sensing element and coverboard. 第三章详细阐述了压阻式加速度传感器的制作工艺,包括芯片工艺和盖板工艺。
The principle of sensing element of actuator in electric-hydraulic governor was analyzed, and rare earth was used in magnetic components to improve the time constant. 分析了电液调速器的执行器敏感元件的工作原理,设计改进了其关键参数,采用优良的稀土磁性元件,改善电磁部件的机电时间常数,并对改进前后的电液调速器进行了对比试验。
Oriented to the power distribution and control problems of a new type of variable displacement piston pump featuring high pressure and low noise, a load sensing element and a control system are developed and its constant flowrate characteristic is theoretically analyzed and tested. 针对新型高压低噪声柱塞变量泵的功率分配和控制问题,设计制造了负载敏感元件及控制系统,对这种泵的恒流特性进行了理论分析和试验研究。
The coupling problem between sensitive element and sensing element in etching depth sensor is discussed. 对离子束蚀刻深度传感器敏感元件与传感元件间的耦合问题进行了探讨。
Taken a FBG as the sensing element, the theory and experiment of the single-point senor are resolved. 以光纤光栅为传感单元,对单点传感器进行理论和实验研究。
As a sensing element, optical grating transforms information measured to the movement of reflected wavelength that is wavelength coding. As a result, it can not be influenced by the fluctuation of optical source power and system loss. 作为传感器件,光纤光栅把被测参量的信号转化为其反射波长的偏移,既波长编码,因此可以不受光源的功率波动和系统损耗的影响。
Make the reflective optical fiber sensor as the sensing element to measure the liquid level, investigate the hardware architecture of the system such as key device choice and photoelectric conversion circuit design etc. as well as the potential error analysis in the process of measuring. 3. 选择表面反射式光纤传感器作为传感元件来进行液面高度的测量,研究了关键器件的选择、光电转换电路的设计等硬件系统的架构以及测量过程中可能产生的误差进行了分析。
The chapter 4 introduces several engineering applications in which the FBG sensors served as key sensing element. 第四章介绍了光纤光栅传感器在实际工程中的应用。
A kind of integrated strain gauge is presented, which is fit for the thin shell cylinder type of sensing element to compose the miniature six axis force sensor. 针对薄壁圆筒形弹性体本文提出了一种集成式的电阻应变计,阐述了它与弹性体组成微型六维力/力矩传感器敏感部件的方法,及其设计和制作过程。
Fiber ring resonator is the core sensing element in the R-FOG, so it is meaningful to conduct research on its characteristics. 光纤环形谐振腔是R-FOG系统的核心敏感部件,因此,对它的特性进行研究具有重要意义。