亥姆霍兹线圈

采用亥姆霍兹线圈进行了试验验证。

The experiment verification is made by using the Helmholtz coil .

霍尔效应法测量亥姆霍兹线圈空间磁场均匀区

Measure the uniformity of Helmholtz coil space magnetic field with Hall effect method

利用亥姆霍兹线圈测定永磁体的Pc值

Use of Helmholtz Coils for Measurement of P_c of Permanent Magnets

本文介绍两种附加反向直流磁场的实验方法，即外加补偿的亥姆霍兹线圈，或直接借用ESR谱仪本身的快扫描线圈，来实现过零扫描。

Two kinds of methods to add reverse magnetic field have been recommended , one is adding compensating Helmholtz coils , another is applying direct current to the rapid scan sweep coils of ESR spectrometer .

亥姆霍兹线圈空间的磁场分布

The distribution of the magnetic field intensity of the helmholtz coils

亥姆霍兹线圈磁场均匀性的研究

Study on Uniformity of the Magnetic Field of Helmholtz Coils

圆电流和亥姆霍兹线圈磁场的研究

Study on agnetic field of a circular current and helmholtz ' coils

亥姆霍兹线圈的均匀磁场区

The Uniformly Distributed Region of the Magnetic Fild of the Helmholtz Coils

亥姆霍兹线圈磁场均匀区的理论计算

Theoretical Calculation of Megnetic Equal Region Inside Helmholtz Coil

由此讨论了亥姆霍兹线圈之间近轴和轴线上磁场的分布情况。

The distribution of magnetic field at and near by axial has been discussed .

一般环境中亥姆霍兹线圈的检测与补偿

Measuring and Compensating Helmholtz Coils in Typical Environment

高灵敏度数字式毫特仪的研制及在亥姆霍兹线圈磁场测量中的应用

Developing high sensitivity digital Milliteslameter and to apply in direct magnetic-field of the Helmholtz coils

亥姆霍兹线圈的磁场及其测量

Magnetic Field in Helmholtz Loop and Measurement

并给出亥姆霍兹线圈产生均匀磁场区的条件。

A condition of making uniform magnetic field on Helmholtz ' coils has been derived .

给出了一种测量亥姆霍兹线圈磁场分布的一种新方法。

The authors provide a kind of new method by which magnetic field distribution in Helmholtz loop is measured .

应用磁场叠加原理，得到亥姆霍兹线圈的磁场分布的普遍表达式。

Using superposition principle of magnetic field , a formula of magnetic field on Helmholtz ' coils has been obtained .

由于实验的需要，研究人员常用的磁场发生装置有：永磁铁、电磁铁、亥姆霍兹线圈和螺线管。

With the need , the researchers used are : permanent magnets , electromagnetic Helmholtz coils and solenoids as magnetic field devices .

不少物理实验仪器应用了亥姆霍兹线圈的均匀磁场区，但缺乏必要的使用限制性。

The uniformly distributed region of the magnetic field of Helmholtz coils has been used in many instruments for physical experiments without definite limitation .

亥姆霍兹线圈通过线圈固定板安装在底座滑块上，可以自由的在底座导轨上滑动。

A Helmholtz coil is installed on the base sliding block through the coil fixed plate and can slide freely on the base guide rail .

本文介绍了骨质疏松治疗系统的组成及工作原理。系统核心部件是治疗磁场线圈，采用变异的亥姆霍兹线圈研制而成，性能优良。

Describes the constitution and principle of osteoporosis therapy system , the core part of which is a magnetic field coil made up of variation Helmholts coil .

引入磁场均匀度的概念，对亥姆霍兹线圈磁场的均匀性进行了定量分析，并通过计算机模拟，得出了同一精度下，形成亥姆霍兹线圈均匀磁场的最佳条件。

Degree of homogeneity is introduced , thereafter the magnetic field of Helmholtz coil is studied , and the best conditions of this coil is investigated by computer .

论文还推导了产生空间任意方向旋转磁场，三轴正交亥姆霍兹线圈所应加载的电流之间的关系。

Additionally , the relationship of currents flowing into three axial perpendicular helmholtz coils is deduced in order to produce space rotational magnetic field with different directions at will .

建立了三组方形亥姆霍兹线圈电磁学模型，从而得到电流、线圈结构参数与磁场强度之间的关系。

To get the relationship between current , structure parameters of the coils and the magnetic field strength , electromagnetic model of the three-axis square Helmholtz coils is built .

利用滑块带动金属杆切割亥姆霍兹线圈中心区域匀强磁场的磁感应线，可以产生感应电动势。

Using the slider to drive a metal bar to cut perpendicularly the uniform magnetic field in the center of a Helmholtz coil , induction electromotive force could be produced .

根据空间磁矢量叠加原理，提出以三轴方形正交亥姆霍兹线圈叠加产生均匀空间万向旋转磁场的技术方案。

According to vector addition and the theories of Helmholtz coils generate uniform magnetic field , three axes orthogonal square coil system applied alternating current provides uniform rotating magnetic field .

本文首先阐述了粘滑运动原理，然后依此为理论基础，用Pro/E设计了三对亥姆霍兹线圈两两正交的驱动平台结构。

Firstly , we analyzed the principle of stick-slip motion , and applied Pro / E soft to design the structure of drive platform , which was made up of three pairs of orthometric Helmholtz coils .

只要合理配置3个共轴圆线圈的大小、线圈中的电流强度和线圈之间的距离，3个共轴圆线圈的磁场在强度和均匀性方面都优于亥姆霍兹线圈的磁场。

It is found that the magnetic induction and the uniformity of three coaxial circular coils are much better than that of the Helmholtz coil if the size , the current intensity and the distance of coils are arranged reasonably .

分析了亥姆霍兹线圈中心区域轴向磁场的分布，找到了一种估计线圈磁场均匀区的计算方法，并给出了均匀区分布曲线图。

The distribution of axial magnetic field around the centre of Helmholtz ' coils has been thoroughly analyzed , a numerical method for estimation of the homogeneity of coils ' magnetic field had been found , and the homogeneity curve is given .

该驱动电源可以驱动两轴亥姆霍兹线圈空间的一个平面内产生旋转磁场，用以实现对游动机器人的无缆驱动，本文详细介绍了设计的过程及方法。

This system can produce a rotating magnetic field in a plane by drive two sets of Helmholtz windings , used to drive the wireless micro in-pipe swimming robot . The paper made a detailed introduction about design method and process of the system .

自制的磁场发生器由振荡器、二阶系统、计数器、译码器、功率电路和亥姆霍兹线圈等部分组成，重点说明了二阶系统的设计制作，及其利用的开关电容技术实现信号的跟踪。

The self-made magnetic generator , which is composed of an oscillator , a second-order system , a scaler , a decoder , a circuit and Helmholtz-loops , account for designing and tailing a second-order system especially , which using switch capacitance technic implement tracking signal .