1) vibration detection
振动检测
1.
Design of wireless vibration detection system based on MC13192
基于MC13192的无线振动检测系统的设计
2.
With high resolution and sensitivity, the nano-level vibration sensor based on tunneling effect is designed and vibration detection experiments are carried out.
设计了基于隧道效应的纳米级振动传感器,该传感器具有很高的灵敏度和分辨力,并用设计的振动传感器进行了纳米级振动检测试验。
3.
The vibration detection of a liquid rocket engine involves the collection of vibration data from the engine components,the extraction and measurement of vibration features that reflect the operational state of rocket engine and the decision making of measuring results.
液体火箭发动机振动检测涉及部件振动数据的收集、振动特征的抽取与度量以及度量结果的决策。
2) vibration Measurement
振动检测
1.
The vibration measurement of cable-stayed bridge is often made under restrictive vehicles traffic.
通常斜拉桥的振动检测在限制过桥车辆情况下进行,无法真实反映桥梁实际状态下固有的自振特性,同时也影响当地交通。
2.
According to the characteristic and demand of the work,the CCD detect technology is chosen in the bridge vibration measurement to realize the untouched and mobile automatic measurement.
根据桥梁振动检测的工作特点及要求,为实现非接触、动态自动化检测,基于CCD远距离、非接触测量技术,采用硬件电路设计完成了与USB端口的数据传输,通过确定固定条码标尺中心位置的上下偏移量实现对桥梁状态的检测。
3.
The vibration measurement of the practice engineering structure is very important and very complicated.
实际工程结构中的振动检测是十分重要的,也是十分复杂的,常用的结构振动检测传感器易受工程现场恶劣环境的影响,而光纤传感器具有小巧、抗电磁干扰、灵敏度高、适合长期监测等优点。
3) vibration test
振动检测
1.
In this paper, vibration test instrument is developed using LabVIEW.
舰炮的射击振动严重影响其射击精度、工作寿命和工作可靠性,本文利用LabVIEW开发了振动检测仪,用来检测舰炮身管的振动,具有一定的应用价值。
2.
With the spread of vibration test reliability in the field of product promotion, Vibration measurement applications are becoming increasingly important.
论文各章节主要内容概述如下: 第一章主要概述了振动检测技术的发展背景,电荷放大器在振动检测中的应用与发展,同时介绍了涡街流量计的发展状况,并提出了本论文的主要研究内容。
4) Vibration testing
振动检测
1.
Design of the machinery vibration testing instrument;
机械振动检测仪器的研制
2.
The principle and the advantage of the fiber bragg grating vibration testing are introduced,and its mathematical model of measuring acceleration is established.
介绍了光纤光栅振动检测原理及优点,建立了光纤光栅加速度振动检测的力学模型,分析岩土、结构、建筑行业低频微振动监测的单点光栅匹配解调方法,利用反卷积方法进行传感光栅中心波长的解调,并进行了模拟仿真和实验分析,通过对低频振动信号应用匹配光栅解调检测以及对信号频谱分析,得知该技术方法可行,能有效检测低频振动。
5) vibration detecting
振动检测
1.
Design and Application of Vibration Detecting System Based on FBG;
光纤Bragg光栅振动检测系统的设计与应用
2.
A wireless vibration detecting system was designed.
文中介绍一种基于振动检测的潜油电泵机组测速方案。
3.
The paper presented a new multi-functional vehicle safety monitor system, designed a function of antitheft based on vibration detecting and MMS, what\'s more, it changed the passive service way of traditional antitheft system, it can actively record abnormal things near the vehicle, it has high value in practical application.
本文提出了一种多功能汽车安全监视系统,设计了基于振动检测和彩信报警的防盗功能,并且一改传统报警器被动服务的特点,能够主动记录汽车周围的异常情况,具有较高的实际应用价值。
6) tiny vibration detecting
微振动检测
补充资料:点振子振动和点电极振子振动
分子式:
CAS号:
性质:又称点振子振动和点电极振子振动。振动能量绝大部分集中在点电极范围内,形成“能量封闭”的振动模式。振子电极面远小于压电陶瓷片的总面积,且与厚度有适宜的匹配关系。在交变电场作用下,沿厚度方向产生振动,其振幅随着至电极中心距离的增加,呈指数式衰减。谐振频率与压电陶瓷片的厚度有关。为提高频率通常将压电陶瓷片磨得很薄,有时考虑到压电陶瓷自身强度太低,可用特制的陶瓷片作垫片来防止压电陶瓷片损坏。常用于高频场合。
CAS号:
性质:又称点振子振动和点电极振子振动。振动能量绝大部分集中在点电极范围内,形成“能量封闭”的振动模式。振子电极面远小于压电陶瓷片的总面积,且与厚度有适宜的匹配关系。在交变电场作用下,沿厚度方向产生振动,其振幅随着至电极中心距离的增加,呈指数式衰减。谐振频率与压电陶瓷片的厚度有关。为提高频率通常将压电陶瓷片磨得很薄,有时考虑到压电陶瓷自身强度太低,可用特制的陶瓷片作垫片来防止压电陶瓷片损坏。常用于高频场合。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条