高灵敏度的氟里昂气体传感器是检测氟里昂泄漏的关键元件,本文叙述了氟里昂气敏器件的制作工艺、敏感原理、测试方法及测试结果。
Freon sensor with high sensitivity is key device for detecting freon leak. The manufacture technology, sensitivity mechanism, measure method and parameter of samples have beendiscribed in this paper.
六维加速度传感器是航空航天、军事、机器人等特殊领域用于多维加速度检测和运动控制的关键元件。
Six-axis accelerometer is used as the important key element for detecting and control in the field of navigation, military affairs and robotic etc.
其中选用MQ-2型半导体可燃气体敏感元件烟雾传感器实现烟雾的检测,具有灵敏度高、响应快、抗干扰能力强等优点,而且价格低廉,使用寿命长。
Which use MQ-2 combustible gas sensor-type semiconductor sensors to achieve smoke smoke detection, high sensitivity, fast response, strong anti-interference, etc, and the price low, long service life.
通过性能试验得出,该检测系统具有检测范围大,稳定性好,响应速度快,抗激活和传感元件使用寿命长等显著优点。
Through the performance test it got out, this testing system has advantages of large measuring range, stability, fast response, activation resistance and long life for its sensor.
介绍了采用负温度系数热敏电阻器为检测元件的风速传感器的测量原理;
The measuring principle of a wind speed sensor which employs a negative temperature coefficient (NTC) thermistor as detector is described.
制备的固定化酶可在用于农药残留快速检测的酶传感器中作为生物识别元件使用。
The prepared immobilized enzyme can be used as bio-recognition element for rapid detection of pesticide residues.
通过性能试验得出,该检测系统具有检测范围大、稳定性好、响应速度快、抗激活和传感元件使用寿命长等显著优点。
Through the performance test, this testing system has advantages of large measuring range, stability, fast response, activation resistance and long life for its sensor.
但对于小型仪器、仪表那样的结构,由于传感元件小型化的限制,其隔振效果的检测,还没有理想的测试手段。
But for midget structure such as aircraft instruments, to detect their effects of vibration isolation, there have been no ideal measuring means.
该泵密封油室内设置有高精度抗干扰漏水检测传感器,及定子绕组内预埋了热敏元件,对水泵电机绝对保护。
The pump seal oil leakage indoor settings are high-precision interference detection sensors, and embedded within the stator windings of the thermal components, absolute protection of the pump motor.
本文介绍了使用低势垒肖特基二极管(LBSD)作为检测微波信号功率元件的微波毫微瓦功率传感器。
Microwave nW power sensor USES low barrier schottky diode (LBSD) as a component for testing the power of microwave signals.
对磁敏传感器和永磁磁钢的工作特性进行了研究。通过有限元仿真分析,确定了磁敏检测结构的基本元件和主要结构参数。
The new plan of magnetic-sensing detection is presented, whose elements and structure parameters are selected with finite element numerical simulation.
该方法不需要速度检测元件,从而为无速度传感器矢量控制系统的电气参数测试提供了一种有效、可行的方案。
Because of requiring no speed detecting devices, this method is effective, simple and practical conception for the electrical parameter measurement of sensorless vector control system.
核心检测元件-干湿球传感器。
热催化元件是广泛地用于瓦斯检测的一种传感器,其非线性特性影响了瓦斯检测的准确性。
A catalytic sensor has been widely used for methane detection. Its nonlinear characteristic has lowed the accuracy of the methane detection.
本系统在利用原有的浓度检测技术前提下,应用光纤作为传输传感元件并结合荧光技术,可以实现海藻浓度高精度的在线测量。
Basing on old consistency measuring skill, the system applies optical-fiber as transmitting device with fluorescent technique to realize high efficiency on-line measuring of alga concentration.
以各种位置开关、传感器和执行元件为电站的数据采集和控制的接口,下位机具有数据检测和控制功能。
Slave computers have data detection and control function with the help of the data capture and control interfaces which are composed of all kinds of position switches, sensors and execution units.
下位机利用新型的电子式电量传感器AD7751作为电量测量元件,实现多点电量检测和窃电侦测。
The electrical gathering stsyem makes use of a new type of energy sensor AD7751, as energy test component to measure many energy parameters and have fault detection scheme.
介绍了采用新型传感元件GP- 16火焰检测电子管实现非接触式火焰检测的方法,并给出了完成其功能的电路图。
A method of realizing untouched fire test by a new transducer GP 16 fire test electron tube was introduced, and the circuit for finishing the functions was given.
介绍了一种采用动反馈式扬声器的管道有源自适应噪声控制系统,系统中动反馈扬声器既作为有源消声系统的执行元件,也作为检测控制效果的声传感器。
An active adaptive noise control system in ducts is proposed, which adopts a motional feedback loudspeaker not only as an noise controlling actuator but also as a detecting sensor.
纳米光纤探针作为近场光学显微镜和纳米光纤生物传感器中的关键元件,用于微小尺度物体的检测和分析。
Fiber-optical nanoprobes are the key elements for detecting and analyzing micro-scale objects in near-field optical microscopes and fiber-optical nano-biosensors.
这种张力传感器元件是检测力的元件,其电阻值与作用于其上的力成比例。
A strain gauge is a force-sensing element whose resistance changes in proportion to the amount of force applied to the element.
升力检测系统包括基于压阻式升力传感器的检测元件和基于PAC的数据采集及记录的控制系统。
The lift measurement system includes lift sensor and data collecting and analyzing control system based on PAC (PC based PLC).
测距是利用超声波传感器来实现,光强检测是通过光敏元件实现,定时功能由89c52单片机定时器实现的。
Distance measurement is realized by ultrasonic sensors, light intensity detection is achieved by photosensitive element, timer function is realized by 89c52's timer.
提出了一种圆度误差测量数据采集系统,该系统采用非接触电涡流传感器作为圆度误差数据的检测元件,采用高速数据采集卡采集圆度误差数据。
The detecting element adopts the non-contacting current vortex sensors in the system. The data collecting of circular error is equiped with the high speed acquisition card.
气体检测的关键结构单元是气敏元件和气体传感器。
The key construction unit to gas inspection is sensitive element for gas and gas transducer.
在对两种分离点在线检测方法比较和分析的基础上,采用了基于热交换原理的微型热膜传感器作为系统的测量元件。
Two methods of online measurement principle were compared, and micro thermal film sensor based on thermal exchange principle was adopted.
光纤倏逝波生物传感器是基于光波在光纤内以全反射方式传输时产生倏逝波的原理熏以生物分子作为敏感元件进行检测的一类新兴传感器。
The fiber-optic biosensor, which employs biological molecules as the sensoring element, is a relatively new kind of sensor on the basis of evanescent wave principle.
为解决这一问题,本文介绍了一种采用集成温度传感器MAX6613作为检测元件,MSP430F 149作为CPU的温度监控系统。
For solve this problem, the paper introduces a temperature scrutiny system, that USES integration temperature sensor MAX6613 for the check component, MSP430F149 for CPU.
为解决这一问题,本文介绍了一种采用集成温度传感器MAX6613作为检测元件,MSP430F 149作为CPU的温度监控系统。
For solve this problem, the paper introduces a temperature scrutiny system, that USES integration temperature sensor MAX6613 for the check component, MSP430F149 for CPU.
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