CN201327530Y - Magnetic susceptibility measuring device based on enhanced Moses effect - Google Patents

Abstract

The utility model relates to a magnetic susceptibility measuring device based on enhanced Moses effect, belonging to the measurement technology field; the magnetic susceptibility measuring device comprises a magnetic field generating device, a temperature regulating device, a height measuring instrument, a measuring container and a remote observing and recording system. The measuring container is arranged in the effective magnetic field space generated by the magnetic field generating device, and the height measuring instrument is arranged on a transparent plane window of the measuring container. The magnetic susceptibility measuring device of the utility model can measure the magnetic susceptibility of liquid, solid and gas and has wide range of magnetic susceptibility measurement, and the magnetic susceptibility of materials at different temperatures can also be measured.

Description

A kind of based on the magnetic susceptibility measurement device that strengthens Moses's effect

Technical field

The utility model belongs to field of measuring technique, and is particularly a kind of based on the magnetic susceptibility measurement device that strengthens Moses's effect.

Background technology

Magnetic susceptibility is to describe the important physical amount of material magnetization character.According to the electron theory of the structure of matter, can prove that the magnetic susceptibility of material and its micromechanism have very confidential relation.By measuring the magnetic susceptibility of these materials, can obtain many information of relevant their micromechanisms.Whether magnetic susceptibility exists aspects such as unpaired electron and complex structure type to have important application in judging material molecule.Calculating unpaired electron number in the molecule by the mensuration of material magnetic susceptibility is the effective ways that become the key situation in the research molecule.In environmental system, natural materials such as soil, rock, sediment, air borne dust and the secondary substance that mankind's activity produced often show different magnetic characteristics, they include the magnetic type of mineral, ferromagnetic crystal grain content with material, size constitutes and the proportioning combination is relevant, have reflected integrated informations such as its source matrix, build environment, handling process and deposition to a certain extent.Utilize difference and contact and the indicated environment intension thereof of material on magnetic characteristic in the environmental system, can study environmental process, environmental activity and environmental problem under the different spatial and temporal scales, and then disclose the historical and machine-processed of Environment Change.The magnetic susceptibility measurement instrument is in the mensuration of material electronic structure, the measurement of the magnetic response of material in artificial magnetic field that natural material such as soil, sediment and rock and mankind's activity produce in the environmental magnetism, the extraction of geology, geographical environment information, and the magnetic of magnetic fluid, the mensuration of stability and the application in field such as industrial gasses analysis have great significance.Therefore, the magnetic susceptibility measurement instrument and equipment has caused showing great attention to of many scientific workers.

Present stage, the method for measurement of species magnetic susceptibility mainly contained: the AC mutual induction method of magnetic balance method and utilization electromagnetic principle.Measuring magnetic susceptibility with the magnetic balance method is a kind of physical measurement method of routine, and at present, China is amorphous products still, and it is that 0.1 milligram accurate micro-analytical balance, electromagnet and direct supply assembles voluntarily that applying unit adopts sensibility reciprocal mostly.According to the heterogeneity of determinand, the magnetic balance method is divided into Gouy method, Quincke method and Faraday method again.The Gouy method is applicable to the magnetic susceptibility of measuring paramagnetic or diamagnetic substance, and it is simple that it has equipment, characteristics such as processing ease, but required sample size is big, precision is not good enough, is not suitable for to measure magnetic and superparamagnetism sample.The Quincke method does not need the density of independent measurement sample, but it only is applicable to the magnetic susceptibility of measuring liquids and gases, and required sample size is also very big.More than the temperature variant relation of magnetic susceptibility of two kinds of equal inconvenient study samples of method.Faraday method experimental procedure is loaded down with trivial details, and the operating process relative complex is used for scientific research and engineering and made troubles.And the AC mutual induction mensuration mainly is applicable to the measurement of metal magnetic susceptibility, and specific aim is stronger, and measuring object is more single.Have the people to propose in succession to carry out magnetic susceptibility measurement with new methods such as laser arrangement and the two spectrometer methods of NMR in recent years, yet these methods relatively are fit to measure the magnetic susceptibility of transitional element ionic compound, the scope of application is narrow.

The utility model content

At above existing technical matters, it is a kind of based on the magnetic susceptibility measurement device that strengthens Moses's effect that the utility model provides.

Magnetic susceptibility measurement device based on enhancing Moses effect of the present utility model comprises field generator for magnetic, temperature control equipment, height-gauge, measuring vessel and remote observation register system, measuring vessel is positioned at the effective magnetic field space that field generator for magnetic produces, and measuring vessel is positioned on the temperature control equipment or temperature control equipment inside; Measuring vessel is for having the container of a planar transparent window at least, and the remote reviewing register system is the computer that has video camera; Height-gauge is fitted on the planar transparent window of measuring vessel, and can be on the planar transparent window adjusting position as required.

When the mode that adopts the bottom heating heated, measuring vessel was positioned on the temperature control equipment, and when the temperature control equipment that adopts is a tubular construction, and when heating simultaneously around container, measuring vessel is positioned at temperature control equipment inside.

Field generator for magnetic is for producing the field generator for magnetic of gradient magnetic, and the magnetic induction density that is produced is 0 to 15T, and the Distribution of Magnetic Field situation of field generator for magnetic is known.

The height-gauge that the utility model is selected for use is a graduated scale, the selection standard of video camera be can be from the image of computer record the scale of resolution calibration scale.

Principle of work of the present utility model is:

Strengthening Moses's effect is meant to be placed on standard flow B and treats on the fluid measured A that the interphase of two kinds of fluids can produce very tangible deformation under certain magnetic field condition.The expression formula of interphase deformation height is:

$h={\mathrm{<figure-callout\; id="1"\; label="K"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">K</figure-callout>}}_1\frac{|{\mathrm{<figure-callout\; id="1"\; label="B"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">B</figure-callout>}}_1^2-{\mathrm{<figure-callout\; id="2"\; label="B"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">B</figure-callout>}}_2^2|(X_1-X_2)}{{2\mathrm{\&mu;}}_{0}g({\mathrm{\&rho;}}_1-{\mathrm{\&rho;}}_2)}---\left(1\right)$

In the formula, h is the difference in height at two different deformation places of interphase, μ ₀Be permeability of vacuum, X ₁For treating the volume susceptibility of fluid measured, X ₂Be the volume susceptibility of standard flow, B ₁And B ₂Be respectively the magnetic induction density at two different deformation places of interphase, ρ ₁For treating the density of fluid measured, ρ ₂Be the density of standard flow, g is a local gravitational acceleration, K ₁Being the correction factor that edits according to the actual measurement condition, is a characteristic.

Form fluid-mixing with the fluid measured for the treatment of of definite density respectively by standard flow, under the experiment condition of determining, measure the difference in height at two different deformation places of two kinds of fluid interface with known magnetic susceptibility and density, formula (1) is out of shape

${\mathrm{<figure-callout\; id="1"\; label="X"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">X</figure-callout>}}_1=\frac{{\mathrm{\&mu;}}_{0}2\mathrm{<figure-callout\; id="1"\; label="hg\; K"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">hg</figure-callout>}}{K_{}}{\mathrm{\&rho;}}_1+X_2-\frac{{\mathrm{\&mu;}}_{0}2\mathrm{<figure-callout\; id="1"\; label="hg\; K"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">hg</figure-callout>}}{K_{}}{\mathrm{\&rho;}}_2---\left(2\right)$

Formula just can calculate the magnetic susceptibility numerical value for the treatment of fluid measured thus.By observing interfacial fluctuating situation, can judge the magnetic for the treatment of fluid measured.

To the measurement of magnetized solid rate, solid to be measured can be mixed with the liquid (solution or colloid) of determining volume, measure liquid magnetic susceptibility according to strengthening Moses's effect principle, the pass of magnetic susceptibility is under the same substance different volumes:

${\mathrm{<figure-callout\; id="2"\; label="K"\; filenames="Y20082021918400101.png,Y20082021918400102.png"\; state="\{\{state\}\}">K</figure-callout>}}_2=\frac{X_3{V}_{1}M}{m}=\frac{X_4{V}_{2}M}{m}=X_M---\left(3\right)$

X in the formula ₃Be corresponding liquid volume magnetic susceptibility, X ₄Be solid volume magnetic susceptibility to be measured, V ₁Be the volume of corresponding liquid, V ₂Be solid volume to be measured, m is a solid masses to be measured, and M is a solid molal weight to be measured, X _MBe solid molar susceptibility to be measured, its value is the function of temperature, K ₂Being the correction factor to deviation, is a characteristic.To can get after formula (3) distortion

${\mathrm{<figure-callout\; id="4"\; label="X"\; filenames="Y20082021918400101.png"\; state="\{\{state\}\}">X</figure-callout>}}_4=K_2\frac{X_3{X}_1}{V_2}---\left(4\right)$

And then can obtain the magnetic susceptibility of solid to be measured.

Magnetic susceptibility measurement method based on the design of enhancing Moses effect of the present utility model is:

Adopt above-mentioned magnetic susceptibility measurement measurement device fluid magnetic rate or magnetized solid rate concrete steps to be:

With the fluid of known density and magnetic susceptibility as standard flow, determine to treat the density of fluid measured, when measuring the magnetic susceptibility of solid, solid to be measured is prepared into solution or colloid as treating fluid measured, to treat that then fluid measured and standard flow place measuring vessel, apply magnetic field by field generator for magnetic to measuring vessel, by temperature control equipment design temperature condition, obtain standard flow and treat the difference in height of two measurement points on the interphase of fluid measured by height-gauge, calculate then and treat that fluid measured is in the magnetic susceptibility that sets under the temperature conditions; By formula (2) calculate the magnetic susceptibility for the treatment of fluid measured.

When measuring the magnetized solid rate, determine the volume of solid to be measured, this solid is prepared into solution or colloid as treating fluid measured, determine its volume and density, calculate the magnetic susceptibility of solution to be measured or colloid by preceding method, more by formula (4) calculate the magnetic susceptibility of solid to be measured.

When standard flow when treating that fluid measured can not be dissolved each other, two kinds of fluids are directly put into measuring vessel, when standard flow when treating that fluid measured can be dissolved each other, two kinds of fluids are successively put into measuring vessel by the density size, and standard flow and treat to want between fluid measured blooming, require added film in standard flow with treat between the fluid measured, and do not have gas between film and two kinds of fluids.

The method that height-gauge is measured two measurement point differences in height of interphase is: certain interphase measurement point of measurement plane transparent window is with respect to the height of measuring vessel bottom, it is the first measurement point height, change the position of height-gauge then, measuring the height of another interphase measurement point with respect to the measuring vessel bottom, is the second measurement point height; Require first measurement point and second measurement point under different magnetic induction density, the difference of first measuring height and second measuring height is difference in height h to be measured, and the magnetic induction density of first measurement point and the second measurement point position is respectively B ₁And B ₂

The variation of interphase height is collected by video camera, and in computer record, the selection standard of video camera be can be from document image the scale of resolution calibration scale.

When needs are measured the magnetic susceptibility of material under the different temperatures, regulate the temperature for the treatment of fluid measured in the measuring vessel by temperature control equipment, can obtain magnetic susceptibility under the test substance condition of different temperatures according to said method.

When treating that fluid measured is gas, measuring vessel need be sealed; Measurement gas is in temperature T ₀Magnetic susceptibility the time, determine that this gas is T in temperature ₀The time density, the addition of adjustments of gas.

Standard flow can be selected diamagnetism and two kinds of fluids of paramagnetism of known density and magnetic susceptibility respectively according to the positive and negative difference of fluid magnetic rate to be measured; The magnetic fluid of color density of perhaps selecting known magnetic susceptibility is as standard flow.

Field generator for magnetic among the utility model embodiment is superconducting intense magnetic field generating means, commercial permanent magnet or electromagnet.The effective magnetic field space that field generator for magnetic produces is the each point magnetic field intensity space that illustrates in the product description.

The used standard flow of the utility model is looked the positive and negative difference of fluid magnetic rate to be measured, can select diamagnetism and two kinds of fluids of paramagnetism of known density and magnetic susceptibility respectively.When actual measurement, in order to be easy to observe phenomena, the magnetic fluid of color density that also can select known magnetic susceptibility as required is as standard flow.

The major advantage of magnetic susceptibility measurement device of the present utility model is: can measure liquid magnetic susceptibility, magnetized solid rate and gas magnetic susceptibility, be different from the magnetic susceptibility of measuring ore etc., can measure the magnetic susceptibility of weak magnetic substance and magnetic fluid, have magnetic susceptibility measurement scope widely, and can measure the magnetic susceptibility of material under the different temperatures.Magnetic susceptibility measurement device using method of the present utility model is easy to operate, accuracy is high.

Description of drawings

Fig. 1 is the magnetic susceptibility measurement device Facad structure synoptic diagram in the utility model enforcement;

Fig. 2 is the magnetic susceptibility measurement device side structural representation in the utility model enforcement;

Among the figure, 1, field generator for magnetic, 2, measuring vessel, 3, video camera, 4, graduated scale, 5, standard flow, 6, treat fluid measured, 7, temperature control equipment, 8, first measurement point, 9, second measurement point.

Embodiment

The height-gauge that the utility model is selected for use is a graduated scale, and precision is 0.001mm.

Measuring vessel among the utility model embodiment is selected transparent cuboid container for use, and a sidewall of measuring vessel is as the planar transparent window; Standard flow and treat that the volume ratio of fluid measured, the riding position of measuring vessel and the selection of magnetic induction density can guarantee that the highest deformation place of interphase is positioned at a side of planar transparent window simultaneously, minimum deformation place of interphase is positioned at another side of planar transparent window, the highest deformation place is as first measurement point or second measurement point, minimum deformation place is as second measurement point or first measurement point, so that observation and calculating.

Temperature control equipment is selected electric resistance heater for use among the utility model embodiment.

Adopt isopyknic standard flow among the utility model embodiment and treat fluid measured, be not limited to only adopt equal-volume to mix during practical application so that observe and calculate.

Embodiment 1

Based on the magnetic susceptibility measurement device that strengthens Moses's effect as illustrated in fig. 1 and 2, field generator for magnetic 1 is selected JMTD-6T300 type superconducting intense magnetic field generating means for use, with its horizontal positioned.Put a temperature control equipment 7 in the field generator for magnetic chamber, put a measuring vessel 2 that posts graduated scale 4 on the temperature control equipment 7, measuring vessel 2 sizes (length * wide * height) are 80mm * 30mm * 80mm.The standard flow 5 that is injected in the container can be observed by video camera 3 with the interphase height change situation for the treatment of fluid measured 6, video camera 3 is transferred on the computer record at any time with image, image is carried out data acquisition, difference in height by 4 measurement interphase first measurement points 8 of the graduated scale on the measuring vessel 2 and second measurement point 9 can obtain two kinds of fluid interface height change data.

As standard flow, the density of benzene is 0.8213g/cm with the organism benzene of known density and magnetic susceptibility ³, magnetic susceptibility is-8.900 * 10 ^-6By accurate configuration, obtaining density is 1.1328g/cm ³Copper-bath, its magnetic susceptibility literature value is 8.584 * 10 ^-6

(benzene is organism with the copper-bath for preparing and isopyknic benzene, density is little, on the copper-bath upper strata, two kinds of liquid do not dissolve each other) the injection measuring vessel, apply magnetic field by field generator for magnetic to measuring vessel, the center maximum magnetic induction of field generator for magnetic transfers to 4.000T, and the magnetic induction density of the interphase first measurement point position is B ₁, the magnetic induction density of the interphase second measurement point position is B ₂, this moment B ₁Value is 2.984T, B ₂Value is 1.951T; Graduated scale is placed on interphase first measurement point and interphase second measurement point respectively, measures 2 height; Through editing the correction factor K under this experiment condition ₁Value is 1.To aim at the interphase place of two liquid with the video camera that computer connects, after liquid in containers to be measured is stable, observe, can obtain the situation of change of two kinds of liquid interface, can obtain corresponding picture by grabgraf by video camera.Wherein temperature conditions is 20 ℃.

Find that by the gained picture being carried out data acquisition and processing (DAP) the difference in height of fluid-mixing interphase first measurement point and second measurement point is 11.607mm, can be calculated the magnetic susceptibility of copper-bath to be measured by formula (2).Can get density through calculating is 1.1328g/cm ³Copper-bath magnetic susceptibility be 8.568 * 10 ^-6, being paramagnet, the relative error of measured value and literature value is 0.19%, measuring accuracy is higher, satisfies measurement requirement.

Embodiment 2

Field generator for magnetic based on the magnetic susceptibility measurement device that strengthens Moses's effect is selected JMTD-12T100 type superconducting intense magnetic field generating means for use, with its horizontal positioned, measuring vessel is selected resistant to elevated temperatures transparent vessel for use, container dimensional (length * wide * height) is 250mm * 30mm * 80mm, and the measurement mechanism other parts are with embodiment 1.

As standard flow, argon gas magnetic susceptibility is-0.06053 * 10 in the time of 670 ℃ with the argon gas of known density and magnetic susceptibility ^-6Liquid metal aluminium density to be measured is 2.702g/cm ³, the magnetic susceptibility literature value is 1.090 * 10 during the aluminium fusing ^-6, a certain amount of aluminium is put into the thermostable transparent container, its fusing back volume accounts for half of measuring vessel volume, is 0.5170kg/m according to the density of argon gas 670 ℃ the time ³Standard in container, charge into quantitative argon gas, then seal of vessel.By temperature control equipment heating measuring vessel, making the measuring vessel internal temperature is 670 ℃, apply magnetic field by field generator for magnetic to measuring vessel, the center maximum magnetic induction of field generator for magnetic transfers to 12.0000T, and the magnetic induction density of the interphase first measurement point position is B ₁, the magnetic induction density of the interphase second measurement point position is B ₂, this moment B ₁Value is 12.0000T, B ₂Value is placed on interphase first measurement point and interphase second measurement point for 1.8382T respectively with graduated scale, measures 2 height; Through editing the correction factor K under this experiment condition ₁Value is 1.Temperature conditions is 670 ℃ during measurement, other experimental implementation such as embodiment 1.

Find that by the gained picture being carried out data acquisition and processing (DAP) the difference in height of fluid-mixing interphase first measurement point and second measurement point is 2.199mm, can be calculated the magnetic susceptibility of liquid aluminium to be measured by formula (2).It is 1.101 * 10 that result of calculation can get liquid aluminium magnetic susceptibility ^-6, being paramagnet, the relative error of measured value and literature value is 1.0%, measuring accuracy is higher, satisfies measurement requirement.

Embodiment 3

Based on the magnetic susceptibility measurement device that strengthens Moses's effect with embodiment 1.

As standard flow, the density of benzene is 0.8213g/cm with the organism benzene of known density and magnetic susceptibility ³, magnetic susceptibility is-8.900 * 10 ^-6Get the copper sulphate powder that quality is 13.25g, its volume is 3.6775cm ³, its magnetic susceptibility literature value is 3.760 * 10 ^-4By accurate configuration, can obtain volume is 100cm ³Copper-bath, experiment condition and experimental implementation be with embodiment 1, the correction factor K under this experiment condition ₂Value is 1.61.After obtaining copper-bath magnetic susceptibility, the magnetic susceptibility that can obtain the copper sulphate pressed powder according to formula (4) is 3.751 * 10 ^-4, be paramagnet, with the relative error of literature value be 0.2%, measuring accuracy is higher, satisfies measurement requirement.

Embodiment 4

Based on the magnetic susceptibility measurement device preferred dimension (length * wide * height) that strengthens Moses's effect be the transparent vessel of 280mm * 30mm * 80mm as measuring vessel, the measurement mechanism other parts are with embodiment 1.

The measurement of gas magnetic susceptibility.As standard flow, the density of benzene is 0.8213g/cm with the organism benzene of known density and magnetic susceptibility ³, magnetic susceptibility is-8.900 * 10 ^-6Atmospheric density to be measured is 1.237kg/m ³, benzene is injected transparent vessel, its volume accounts for half of transparent vessel volume, then transparent vessel is sealed.Apply magnetic field by field generator for magnetic to transparent vessel, the center maximum magnetic induction of field generator for magnetic transfers to 6.000T, and the magnetic induction density of the interphase first measurement point position is B ₁, the magnetic induction density of the interphase second measurement point position is B ₂, this moment B ₁Value is 6.000T, B ₂Value is placed on interphase first measurement point and interphase second measurement point for 2.166T respectively with graduated scale, measures 2 height.Through editing the correction factor K under this experiment condition ₁Value is 1.Wherein temperature conditions is 20 ℃, other experimental implementation such as embodiment 1.

Find that by the gained picture being carried out data acquisition and processing (DAP) the difference in height of fluid-mixing interphase first measurement point and second measurement point is-14.340mm to be calculated the magnetic susceptibility of air to be measured by formula (2).The result of calculation gas magnetizing rate of can having leisure is 3.51 * 10 ^-7, be paramagnet, satisfy measurement requirement.

Embodiment 5

Based on the magnetic susceptibility measurement device that strengthens Moses's effect with embodiment 1.

As standard flow, the density of copper-bath is 1.1328g/cm with the copper-bath of known density and magnetic susceptibility ³, magnetic susceptibility is 8.584 * 10 ^-6Magnetic fluid density to be measured is 1.000g/cm ³, magnetic fluid is mixed (magnetic fluid density is little, and on the copper-bath upper strata, two kinds of liquid do not dissolve each other) back with the copper-bath equal-volume and injects measuring vessel.Apply magnetic field by field generator for magnetic to measuring vessel, the center maximum magnetic induction of field generator for magnetic transfers to 0.030T; The magnetic induction density of the interphase first measurement point position is B ₁, the magnetic induction density of the interphase second measurement point position is B ₂, this moment B ₁Value is 0.0224T, B ₂Value is placed on interphase first measurement point and interphase second measurement point for 0.0115T respectively with graduated scale, measures 2 height.Through editing the correction factor K under this experiment condition ₁Value is 1.Wherein temperature conditions is 20 ℃, other experimental implementation such as embodiment 1.

Find that by the gained picture being carried out data acquisition and processing (DAP) the difference in height of fluid-mixing interphase first measurement point and second measurement point is-10.670mm to be calculated the magnetic susceptibility of magnetic fluid to be measured by formula (2).It is 9.445 * 10 that result of calculation can get magnetic fluid magnetic susceptibility ^-2, product magnetic susceptibility value 9.375 * 10 under the same condition that is provided with producer ^-2Relative error be 0.7%, measuring accuracy is higher, satisfies measurement requirement.

Embodiment 6

Based on the magnetic susceptibility measurement device that strengthens Moses's effect with embodiment 1.

As standard flow, the density of benzene is 0.8213g/cm with the benzene of known density and magnetic susceptibility ³, magnetic susceptibility is-8.900 * 10 ^-6Magnetic fluid density to be measured is 1.000g/cm ³, will determine that earlier the magnetic fluid of volume injects measuring vessel, blooming on magnetic fluid, and film is fixed on the container, more isopyknic benzene is injected measuring vessel.Apply magnetic field by field generator for magnetic to measuring vessel, the center maximum magnetic induction of field generator for magnetic transfers to 0.060T; The magnetic induction density of the interphase first measurement point position is B ₁, the magnetic induction density of the interphase second measurement point position is B ₂, this moment B ₁Value is 0.045T, B ₂Value is placed on interphase first measurement point and interphase second measurement point for 0.029T respectively with graduated scale, measures 2 height.Through editing the correction factor K under this experiment condition ₁Value is 0.8.Wherein temperature conditions is 20 ℃, other experimental implementation such as embodiment 1.

Find that by the gained picture being carried out data acquisition and processing (DAP) the difference in height of fluid-mixing interphase first measurement point and second measurement point is 20.356mm, can be calculated the magnetic susceptibility of magnetic fluid to be measured by formula (2).It is 9.459 * 10 that result of calculation can get magnetic fluid magnetic susceptibility ^-2, product magnetic susceptibility value 9.375 * 10 under the same condition that is provided with producer ^-2Relative error be 0.9%, measuring accuracy is higher, satisfies measurement requirement.

Claims (3)

1, a kind of based on the magnetic susceptibility measurement device that strengthens Moses's effect, it is characterized in that: this device comprises field generator for magnetic, temperature control equipment, height-gauge, measuring vessel and remote observation register system, measuring vessel is positioned on the temperature control equipment or temperature control equipment inside, and place in the effective magnetic field space of field generator for magnetic generation, measuring vessel is for having the container of a planar transparent window at least; The remote reviewing register system is the computer that has video camera; Height-gauge is fitted on the planar transparent window of measuring vessel.

2, according to claim 1ly a kind ofly it is characterized in that based on the magnetic susceptibility measurement device that strengthens Moses's effect described field generator for magnetic requirement can produce gradient magnetic, the magnetic induction density that is produced is 0 to 15T.

3, according to claim 1 a kind of based on the magnetic susceptibility measurement device that strengthens Moses's effect, it is characterized in that described height-gauge is a graduated scale.

Images