磁致伸缩效应

第三章介绍了磁致伸缩效应的概念，从自发形变、形状效应和场致形变三个方面对磁致伸缩机理进行了解释，总结了GMM的基本特性，并给出了GMM的本构方程。

In the third chapter , the conception of magnetostrictive effect was explained , and its mechanism was attributed to three factors : self-deformation , field-deformation and shape effects . The characteristics of GMM and the linear piezo-magnetic equations were crucial issues of this chapter .

对磁致伸缩效应及其起源机制进行了探讨。

The magnetostrictive effect and its origin mechanism was discussed .

基于磁致伸缩效应的FBG电流传感器

Fiber Bragg Grating Current Sensor Based on Magnetostrictive Effect

传感头的设计是基于磁致伸缩效应，采用光纤光栅法布里&珀罗（Fabry-Perot）干涉仪结构。

Sense organ which utilizes twin fiber bragg grating Fabry-Perot interferometer in a single-mode fiber .

结果表明：所制备的PZT薄膜具有完全的钙钛矿型结构；钙钛矿锰氧化物中的磁致伸缩效应及相分离研究

The results show that the films are in the perovskite phase . Study on Magnetostriction and Phase Separation of Perovskite Manganites

Fe-V合金α～x曲线偏折、磁性转变及磁致伸缩效应的电子理论分析

Electronic theory analysis of abrupt deviation of direction of a ~ x curve , change of magnetic moment and magnetostriction of Fe-V binary alloys

基于光纤Bragg光栅的应变敏感性和磁性材料的磁致伸缩效应，提出了将光纤Bragg光栅应用于磁场传感测量的方案。

Based on fiber Bragg grating susceptibility to stress and magnetostriction effect of magnetic materials , the scheme of using the fiber Bragg grating on detection for magnetic field is put forward in this paper .

结果表明：对于铁磁性材料，在磁场强度较低、材料磁化未达到饱和时，磁致伸缩效应在EMAT超声波的产生中起主导作用；

It is indicated that for the ferromagnetic material the magnetostriction effect dominates the EMAT phenomenon for ultrasonic wave generation in low magnetic field intensity , while the material has not reached its magnetizing saturation .

结合几何非线性弹性理论，并将磁致伸缩效应等效为GMF上体积力作用下的变形效应，建立了GMF双层膜的几何非线性变形模型，推导出了GMF在磁场作用下的挠曲线方程。

So with combining the nonlinear elastic theory , a nonlinear deformation model of bimorph GMF is established , based on the assumption that the magnetostriction effect is equivalent to the effect of body force loaded on GMF .

基于逆磁致伸缩效应的残余应力检测方法

Detecting mothod of residual stress based on reversible magnetostriction effect

一种基于超磁致伸缩效应的新型液压高速开关阀的研究

Study on a Hydraulic High Speed On-off Valve Based on Hyper-magnetostrictive Effect

基于磁致伸缩效应的导波无损检测技术研究进展

Progress in Research of Guided Wave NDT Technique Based on Magnetostrictive Effect

固体的铁磁性材料在磁场作用下具有磁致伸缩效应。

The solid ferromagnetic material has magnetostrictive effect in the magnetic field .

基于磁致伸缩效应的管道检测纵向导波模型

A model of detection of longitudinal guided waves of pipes based on magnetostrictive effect

基于磁致伸缩效应的液体密度在线测量方法

Liquid Density On-Line Measuring Based on Magnetostriction Effect

基于磁致伸缩效应的钢管导波检测可行性

Feasibility of Detecting Defects in Steel Pipe Using Guided Waves Based on Magnetostrictive Effect

磁致伸缩效应在疲劳寿命预测中的应用

On Research of Fatigue Life by Magnetostriction Methode

六磁极差动式逆磁致伸缩效应应力传感器的设计

Design of Differential Stress Sensor with Six Magnetic Pole Based on Counter Magnetostriction Effect

磁致伸缩效应光纤微分干涉电流传感器

Research on Magnetostrictive Fiber-optic Differentiating Current Sensors

在结构转变点附近，样品室温磁致伸缩效应出现极大值。

The sample of composition near the transformation point has the maximum value of magnetostriction .

磁致伸缩效应及其在无损检测中的应用研究

Magnetostrictive effect and its application to NDT

基于非晶态合金的逆磁致伸缩效应应变计的研究

Study on the Strain Gauge Based on the Counter - magnetostriction Effect of Amorphous Alloys

该传感器利用磁致伸缩效应和超声效应二者的结合达到位移测量目的。

The transducer utilizes a combination of magnetostriction effect and ultrasonic effect for the displacement measuring .

磁致伸缩效应在圆管中激励纵向导波的理论和试验研究

Theoretical and experimental study on generation of longitudinal guided waves in circular pipes based on magnetostrictive effect

利用逆磁致伸缩效应检测钢铁结构应力状态

Inverse magnetostriction effective and it 's application to the NDT & e for stress of steel and iron structure

本文介绍了逆磁致伸缩效应扭矩传感器的结构、工作原理及实验分析。

This paper introduces the structure , operating principles and experimental analysis for the counter magnetic telescopic effect torque sensor .

利用逆磁致伸缩效应的铁磁材料应力无损检测技术在无损检测领域中已经发展成熟。

A non-destructive testing technique of stress of ferromagnetic substance applying reverse magnetostriction effect has maturely developed in non-destructive testing domain .

开发了上位管理软件，与传感器一起组成了完整的基于磁致伸缩效应的新型罐储自动计量系统。

Together with superior management software which is newly programmed , the new type automatic tank gauging system is built up .

使用合适的功率放大器驱动激励线圈，是实现基于磁致伸缩效应无损检测技术的关键环节。

It is important to apply a suitable power amplifier to drive the transmitting coil in magnetostrictive nondestructive testing ( NDT ) .

提出多浮子相对位移测量法，实现了基于磁致伸缩效应的油品密度高精度在线测量。

Multi-floater relative displacement method is brought forward , and on-line measurement of liquid density based on Magnetostriction Effect is realized with high precision .