Application of PLC and Transducer in Ultrasonic Automatic Flaw Detection System PLC和变频器在超声波自动探伤系统的应用
The piezoelectric pressure transducer is applied to dynamic balancing measurement system for measuring the vibration caused by imbalanced mass. 利用压电式力传感器作为动平衡测量系统中的敏感元件来测量不平衡质量引起的振动。
The relation of transmitting coefficient with transducer ′ s position was discussed with some theoretical algorithms and experiments. 用理论计算和室内实验方法研究了声波采油中换能器位置与透射系数的关系。
It explained how can the system control the coal quantity exactly by using controller, transducer and PLC. 文中说明了该系统如何使用控制器、变频器及PLC实现对给煤机给煤量的精确控制。
Application of the Optical Fiber Sensor and Underwater Acoustic Transducer on the Marine Technology 光纤传感器和水声学及其换能器在海洋技术上的应用
The characteristics of the signal conditioning circuit of this transducer are analyzed in detail. 同时,详细分析了该传感器的信号调理电路特点。
Pitching vibration of ultrasonic bonding transducer can affect the bonding quality of IC. 以超声键合换能系统为研究对象,分析了其俯仰振动对超声键合质量的影响。
At same time, the application of active current feedback data amplifier is introduced in amplifying signal of transducer. 同时介绍了有源电流反馈数据放大器在传感器信号放大中的应用。
Application of Transducer and PLC in the Reform of the Concentration Air-conditioning System 变频器和PLC在集中空调系统改造中的应用
The measurement of length and the weight was realized, using the servo system and the weight sensor with weight transducer. 该设备采用伺服系统和带有重量变送器的称重传感器,实现了长度和重量测量,提高了测量精度和系统稳定性。
In this paper, we present a frequency conversion electromotor system organized by voltage vector transducer and induction-motor. 本文研究了用电压矢量变频器和感应电动机构成的变频电动机系统。
The system of the ultrasonic transducer is the key component of the bonding equipment in the thermosonic bonding system. 在热超声键合系统中,超声换能系统是键合装备的核心部分。
Research on Transducer and Data Acquisition System for 12-Electrode ECT 12电极ECT传感器和数据采集系统的研究
Faraday effect in magneto-optic glass fiber and its application to all-fiber current transducer are studied in this thesis. 本文对磁光玻璃光纤的磁致旋光效应及其在全光纤电流传感器中的应用进行了研究。
This article introduces many kinds of ultrasonic transducers, transducer focus, and digital beam forming technology. 概述了各种超声医学成像换能器现状,以及换能器聚焦和数字波束成像技术。
The design and experiment result of the shock vibration peak transducer are introduced. 介绍了冲击振动峰值传感器设计和实验结果。
The structure and material of traducer elastomer were researched, in order to develop a transducer for micro-electronic balance. 为开发一种微型电子秤用小量程传感器,文章对传感器弹性体的材料和结构进行了研究。
This new piezoelectric film is an excellent material for microwave composite resonator and acoustic transducer. 苏尔兹型静止混合器为制作微波复合谐振器和微波声换能器提供了性能优良的新型压电薄膜材料。
The dynamic optimum design of high-frequency ultrasonic transducer was studied to improve thermosonic packaging efficiency and reduce packaging temperature. 为提高热超声封装效率、降低封装温度,研究了高频超声换能器的动力学优化设计。
A new type of microcomputer transducer of electric variables is introduced, which is based on AC samples. 介绍一种基于交流采样技术的新型微机电量变送器,并且针对其特点提出了对其自检的方法。
To enhance resolution of Ultrasonic Image System, an ultrasonic transducer used for testing bimetal clad layer was developed. 为了提高超声成像系统的分辨率,研制了用于检测双金属转子复合层扩散焊连接质量的超声换能器。
The piezoelectric transducer and the variable amplitude bar are designed by four-terminal network method. 为说明设计方法,利用四端网络法对压电换能器和变幅杆进行了设计。
Inspection installation and water tightness transducer of echo sounder on berth. 测深仪换能器船台安装和水密性检查。
The dynamic equation of force transducer is set up by using the FEM in this article. 利用有限元法建立了力传感器的动力学方程。
A configuration of magnetostrictive transducer to excite torsional guided wave in steel pipe was investigated. 对磁致伸缩扭转导波传感器进行了实验研究。
A portable broadband transducer using the radially polarized piezoelectric cylindrical tube has been designed and fabricated. 利用径向极化的压电圆管制作了一种便携式宽频带换能器。
The paper describes the error analysis for this accuracy angular position transducer and the method for eliminating the error. 文中对这种高精度角位置传感器产生误差原因进行了分析,并给出了有效消除误差的方法。
Meanwhile, two examples about calibrating transducer's dynamic response characteristic are given. 同时,给出了采用正弦压力发生器校准传感器动态特性的两个实例。
Pressure switch, limit switch or analog transducer. 压力开关、限制开关或模拟传感器。
In the end of this paper, the recent development trends of magnetostrictive transducer materials are presented. 文末还介绍了磁致伸缩换能器材料的最新发展动态。