CN103558568B - The magnetic characteristic measurement apparatus of electrical sheet and combinations thereof structure difference stress direction - Google Patents
The magnetic characteristic measurement apparatus of electrical sheet and combinations thereof structure difference stress direction Download PDFInfo
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- CN103558568B CN103558568B CN201310568621.5A CN201310568621A CN103558568B CN 103558568 B CN103558568 B CN 103558568B CN 201310568621 A CN201310568621 A CN 201310568621A CN 103558568 B CN103558568 B CN 103558568B
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Abstract
The present invention relates to a kind of magnetic characteristic measurement apparatus of electrical sheet and combinations thereof structure difference stress direction, mainly it is made up of main magnetic circuit module, pressure measuring module, pressure-loaded module, signal detection module, supporting module, main magnetic circuit module is arranged in supporting module, the outside of main magnetic circuit module and top are provided with pressure measuring module and pressure-loaded module, and signal detection module is arranged on the middle part of main magnetic circuit module.The present invention can measure monolithic electrical steel piece two dimension difference stress under magnetic characteristic, can measure again lamination direction difference stress under magnetic characteristic it is achieved that multi-purpose machine, simplify apparatus structure, saved manufacturing cost.
Description
Technical field
The invention mainly relates to the magnetic characteristic measurement apparatus under a kind of electrical sheet difference stress, more particularly to a kind of electricity
The magnetic characteristic measurement apparatus of work steel disc and combinations thereof structure difference stress direction.
Background technology
The electrical sheet result that its magnetic characteristic characterizes under different stress is different.Scientific research work at present
What author mainly studied is electrical sheet magnetic characteristic at the standard conditions, seldom considers different stress special to electrical sheet magnetic
The impact of property.But electrical sheet all can be subject to the outer masterpiece such as different degrees of extruding or stretching in actual application
With.Such as real transformer has carried out binding, extruding etc. in process of production and has processed to electrical sheet unshakable in one's determination, electric machine iron core electrician
Steel disc has been also carried out stamping process etc..The different magnetic characteristics that the different stress magnetic material of research reflects are to explication de texte electricity
The loss of gas equipment, temperature rise etc. have far-reaching significance.Instantly, research electrical sheet magnetic characteristic under the effect of different directions external force
It is particularly important.
It is presently considered different stress and is still belonged to electrical sheet magnetic characteristic measurement apparatus research, in this respect the starting stage
Research is all also in laboratory stage.Domestic in this respect also basic without reference to abroad also only considering single or two
Magnetic characteristic measurement apparatus under the difference stress of direction.The two-dimensional magnetic property under monolithic electrical steel piece difference stress can be measured, and
The magnetic characteristic under the difference stress of lamination direction can be measured, there is presently no such device.Apparatus of the present invention both can measure list
Two-dimensional magnetic property under piece electrical sheet difference stress, the magnetic that again can measure under the difference stress of multi-disc electrical sheet lamination direction is special
Property, this device has carried out innovation it is achieved that multi-purpose machine in structure, had both simplified apparatus structure, also saves manufacturing cost.
Content of the invention
Goal of the invention
The invention provides two-dimensional magnetic property under monolithic electrical steel piece difference stress both can have been measured, multi-disc electricity can be measured again
Magnetic characterization devices under the difference stress of work steel disc lamination direction.Its objective is to overcome some shortcomings of conventional art to carry out in structure
Innovation, it is achieved that multi-purpose machine, both simplified apparatus structure, also saved manufacturing cost.
Technical scheme
The present invention is achieved through the following technical solutions:
A kind of electrical sheet and combinations thereof structure difference stress direction magnetic characteristic measurement apparatus it is characterised in that:Mainly
It is made up of main magnetic circuit module, pressure measuring module, pressure-loaded module, signal detection module, supporting module, main magnetic circuit module sets
Put in supporting module, the outside of main magnetic circuit module and top are provided with pressure measuring module and pressure-loaded module, signal detection
Module is arranged on the middle part of main magnetic circuit module.
Main magnetic circuit module is made up of about two vertical c-type iron yokes, i.e. the first c-type iron yoke and the second c-type iron yoke, c-type
Iron yoke one end is removable iron yoke that can be movable, and first c-type iron yoke one end is the first removable iron yoke, the second c-type iron yoke one
End is the second removable iron yoke, and removable iron yoke is folded by upper and lower two pieces duplicate low-loss crystal electrical sheets and forms;
The port of the second c-type iron yoke is wound around the magnet exciting coil in X-direction, and the port of the first c-type iron yoke is wound around the excitation wire in Y-direction
Circle;First removable iron yoke is provided with two folders, the first folder and the second folder, and the second removable iron yoke also is provided with two
Folder, the 3rd folder and the 4th folder.
Pressure-loaded module includes pressure loader, pressure or pulling force loader, pressure applies plate, and pressure loader is arranged
Above supporting table, first pressure or pulling force loader is fixed on the second folder, second pressure or pulling force loader are fixed on
On 4th folder, first pressure applies plate, second pressure applies plate and the 3rd pressure applies plate and is arranged at below supporting table.
Pressure measuring module is mainly made up of pressometer, and first pressure measuring device and second pressure measuring device are arranged on
On support column;3rd pressometer is arranged in supporting table.
Signal detection module is monolithic detection module or lamination detection module.
Monolithic detection module is placed in the middle of two c-type iron yokes and two removable iron yokes, is made up of four coil windings,
The induction coil that two of which is used for measuring magnetic flux density is X-direction magneticflux testing coil and Y-direction magneticflux testing
Coil, the induction coil that two other is used for measuring magnetic field intensity is X-direction magnetic field intensity detection coil and Y-direction magnetic field intensity
Detection coil;Tested electrical sheet is placed on the indentation, there of two c-type iron yokes of main magnetic circuit module, tested electrical sheet central area
Equidistant punching has four circular holes, X-direction magneticflux testing coil and Y-direction magneticflux testing coil to be mutually perpendicular to through circle
Hole is wrapped on tested electrical sheet;It is close to below four center of circular holes of tested electrical sheet be placed with supporting plate, X-direction magnetic
Field intensity detection coil and Y-direction magnetic field intensity detection coil are mutually perpendicular to be wrapped on supporting plate.
Lamination detection module is placed in the middle of two c-type iron yokes and two removable iron yokes, including support box, support box
Outside is uniformly wound with double winding, for measuring the winding of magnetic flux density for magneticflux testing coil with for measuring magnetic
The winding of field intensity is magnetic field intensity detection coil, is placed with electrical sheet lamination inside support box.
Supporting module includes support member, support column, supporting table, base, bracing frame and lifter;Four support columns, four
Support member is fixed on base, and bracing frame is fixed on four support columns, and supporting table is fixed on four support column tops;Lifter
It is fixed on submounts.
3rd, advantage and effect:
Beneficial effects of the present invention are as follows:
In the main magnetic circuit device of the present invention, two magnetic circuits are separate, reduce two magnetic circuits and influence each other.
Iron yoke adopts the moveable core construction of c-type, and the advantage of this structure is:Reduce material, cost-effective, reduce
Iron core weight, iron core only with tested print and impressed pressure(Pulling force)There is gap at place, which reduces what machining accuracy was brought
Measurement error, decreases the magnetic pressure fall producing due to seam.
This device can measure the magnetic characteristic under monolithic electrical steel piece two dimension difference stress, and can measure lamination direction difference should again
Magnetic characteristic under power, it is achieved that multi-purpose machine, simplifies apparatus structure, has saved manufacturing cost.
Brief description:
Fig. 1 is overall structure diagram of the present invention;
Fig. 2 is main magnetic circuit module diagram;
Fig. 3 is single sheet measurement main magnetic circuit side view;
Fig. 4 is magneticflux testing loop construction schematic diagram;
Fig. 5 is magnetic field intensity detection coil structural representation;
Fig. 6 measures main magnetic circuit side view for lamination;
Fig. 7 is lamination detection module schematic diagram;
Fig. 8 is single sheet measurement system schematic;
Fig. 9 is lamination measuring system schematic diagram.
Description of reference numerals:
1st, the first removable iron yoke, the 2, second removable iron yoke, the 3, first c-type iron yoke, the 4, second c-type iron yoke, 5, first
Folder, the 6, second folder, the 7, the 3rd folder, the 8, the 4th folder, 9, first pressure measuring device, 10, lifter, the 11, the 3rd pressure
Measuring device 12, first pressure or pulling force loader, 13, second pressure or pulling force loader, 14, pressure loader, 15, support
Post, 16, supporting table, 17, support member, 18, the magnet exciting coil in Y-direction, 19, first pressure apply plate, 20, second pressure measurement
Device, 21, the magnet exciting coil in X-direction, 22, the magnet exciting coil in Y-direction, 23, tested electrical sheet, 24, X-direction magnetic flux density
Detection coil, 25, Y-direction magneticflux testing coil, 26, the magnet exciting coil in X-direction, 27, second pressure apply plate, 28,
Magnetic field intensity detection coil, 29, aperture, 30, supporting plate, 31, X-direction magnetic field intensity detection coil, 32, Y-direction magnetic field intensity
Detection coil, 33, electrical sheet lamination, 34, magnetic field intensity detection coil and magneticflux testing coil, 35, support box, 36,
Magneticflux testing coil, the 37, magnetic field intensity detection coil, the 38, the 3rd pressure applies plate, and 39, base, 40, bracing frame.
Specific embodiment:
The present invention is described further below in conjunction with the accompanying drawings:
The present invention is a kind of magnetic characteristic measurement apparatus of electrical sheet and combinations thereof structure difference stress direction, in such as Fig. 1
Shown:Mainly it is made up of main magnetic circuit module, pressure measuring module, pressure-loaded module, signal detection module, supporting module, main
Magnetic circuit module is arranged in supporting module, and the outside of main magnetic circuit module and top are provided with pressure measuring module and pressure-loaded mould
Block, signal detection module is arranged on the middle part of main magnetic circuit module.
Main magnetic circuit module is made up of about two vertical c-type iron yokes, and two magnetic circuits are separate, decreases two magnetic circuits
Influence each other.C-type iron yoke one end can be movable, and movable part iron yoke is by upper and lower two pieces duplicate low-loss crystal
Electrical sheet folds and forms it is therefore an objective to for clamping tested electrical sheet to apply pulling force to it, and reduces material, saves
Cost, reduce iron core weight, iron core only with tested print and impressed pressure(Pulling force)There is gap at place, which reduces processing essence
Spend the measurement error brought, decrease the magnetic pressure fall producing due to seam.It is wrapped multiturn fine copper wire in the port of iron yoke, use
To set up main field;Two its materials of c-type iron yoke are all to be folded by low-loss crystal orientation electrical sheet of the same race to form.
As shown in Figure 2, main magnetic circuit module is made up of about two vertical c-type iron yokes, i.e. the first c-type iron yoke 3 and
Two c-type iron yokes 4, c-type iron yoke one end is removable iron yoke that can be movable, and the first c-type iron yoke 3 one end is the first removable iron yoke
1, the second c-type iron yoke 4 one end is the second removable iron yoke 2, and removable iron yoke is by upper and lower two pieces duplicate low-loss crystal
Electrical sheet folds and forms;The port of the second c-type iron yoke 4 is wound around the magnet exciting coil 21,26 in X-direction, the first c-type iron yoke 3
Port is wound around the magnet exciting coil 18,22 in Y-direction;First removable iron yoke 1 is provided with two folders, the first folder 5 and second
Folder 6, the second removable iron yoke 2 also is provided with two folders, the 3rd folder 7 and the 4th folder 8.Main magnetic circuit module is passed through to support
Part 17 is fixed on base 39.
Pressure-loaded module includes pressure loader 14, pressure or pulling force loader, pressure applies plate, pressure loader 14
It is arranged on above supporting table 16, first pressure or pulling force loader 12 are fixed on the second folder 6, second pressure or pulling force load
Device 13 is fixed on the 4th folder 8, and first pressure applies plate 19, second pressure applies plate 27 and the 3rd pressure applies plate 38 and is all provided with
Put below supporting table 16, it is the opposite applying plate 19 in first pressure that the 3rd pressure applies plate 38, second pressure applies plate 27
Adjacent with first pressure applying plate 19.Pressure-loaded module mainly provides power source to make by equipment such as motor or air compressors
It drives iron yoke or miscellaneous part to apply pressure or pulling force to the electrical sheet of measurement.
Pressure measuring module is mainly made up of pressometer, and first pressure measuring device 9 and second pressure measuring device 20 set
Put on support column 15;3rd pressometer 11 is arranged in supporting table 16, and pressometer Main Function is that measurement loads
Pressure size on electrical sheet.
Signal detection module is two sets of different detection winding groups when measuring monolithic electrical steel piece or lamination electrical sheet
Become;Signal detection module is monolithic detection module or lamination detection module, and during detection monolithic electrical steel piece, signal detection module is
Monolithic detection module, during detection lamination electrical sheet, signal detection module is lamination detection module.
As shown in Fig. 3, Fig. 4 and Fig. 5, monolithic detection module is placed on two c-type iron yokes(First c-type iron yoke 3 and the 2nd C
Sections yoke 4)With two removable iron yokes(First removable iron yoke 1 and the second removable iron yoke 2)Centre, by four coil windings
Composition, for measuring, the induction coil of magnetic flux density is X-direction magneticflux testing coil 24 to two of which and Y-direction magnetic flux is close
Degree detection coil 25, the induction coil that two other is used for measuring magnetic field intensity is X-direction magnetic field intensity detection coil 31 and Y side
To magnetic field intensity detection coil 32;Tested electrical sheet 23 is placed on the indentation, there of two c-type iron yokes of main magnetic circuit module, tested electricity
The equidistant punching in work steel disc 23 central area has four circular holes 29, X-direction magneticflux testing coil 24 and the inspection of Y-direction magnetic flux density
Test coil 25 is mutually perpendicular to be wrapped on tested electrical sheet 23 through circular hole 29;It is close to four circular holes of tested electrical sheet 23
29 central lower are placed with supporting plate 30, and X-direction magnetic field intensity detection coil 31 and Y-direction magnetic field intensity detection coil 32 are mutual
Vertical wrap is on supporting plate 30.
As shown in Figure 6 and Figure 7, lamination detection module is placed on two c-type iron yokes(First c-type iron yoke 3 and the second c-type ferrum
Yoke 4)With two removable iron yokes(First removable iron yoke 1 and the second removable iron yoke 2)Centre, including support box 35, support
The outside of box 35 is uniformly wound with double winding, and the winding for measuring magnetic flux density is magneticflux testing coil 36 and uses
Winding to measure magnetic field intensity is magnetic field intensity detection coil 37, is placed with electrical sheet lamination 33 inside support box 35.
Supporting module includes support member 17, support column 15, supporting table 16, base 39, bracing frame 40 and lifter 10;Four
15, four support members 17 of support column are fixed on base 39, and bracing frame 40 is fixed on four support columns 15, and supporting table 16 is fixing
At four support column 15 tops, whole supporting module plays the effect of a support to consolidating its measurement apparatus;Lifter 10 is straight
Connect and be fixed on above base 39.
As shown in Figure 8 and Figure 9, the magnetic characteristic measurement of this electrical sheet of the present invention and combinations thereof structure difference stress direction
Device can carry out magnetic characteristic measurement to monolithic electrical steel piece or lamination electrical sheet.
Measuring system by computer, data acquisition module, low-pass filtering module, Isolation Amplifier Module, power amplifier module,
Isolation voltage changing module and above-mentioned magnetic characteristic measurement apparatus are constituted, and computer connects data acquisition module, and data acquisition module connects
Isolation Amplifier Module and low-pass filtering module, low-pass filtering module connects power amplifier module, and power amplifier module connects isolation
Voltage changing module, isolation voltage changing module connects Isolation Amplifier Module by signal detection module, and signal detection module connects main magnetic circuit
Module, main magnetic circuit module passes through the pressure-loaded module and pressure measuring module that the arrange thereon magnetic characteristic to tested electrical sheet
Measure.
Signal detection module is two sets of different detection winding groups when measuring monolithic electrical steel piece with electrical sheet lamination
Become.
During measurement monolithic, it is made up of four coil windings, wherein as Fig. 4, two are used for measuring the induction coil of magnetic flux density
X-direction magneticflux testing coil 24 and Y-direction magneticflux testing coil 25 are in addition as strong for measuring magnetic field in Fig. 5 two
The induction coil X-direction magnetic field intensity detection coil 31 of degree and Y-direction magnetic field intensity detection coil 32.Tested electricity as shown in Figure 4
The equidistant punching in work steel disc print central area has four small sircle holes, respectively with two single turn fine copper wire X-direction magneticflux testings
Coil 24 and Y-direction magneticflux testing coil 25 are mutually perpendicular to be wrapped on tested electrical sheet 23 through aperture, for surveying
Amount X-direction and the magnetic flux density of Y-direction;With the little plastic plate of square, examined with two multiturn fine copper wire X-direction magnetic field intensities
Test coil 31 and Y-direction magnetic field intensity detection coil 32 are mutually perpendicular to be wrapped on supporting plate 30, are close to tested electrician
Place below four center of circular holes of steel disc print, the magnetic field intensity for measuring X-direction and Y-direction measures.
During measurement lamination, such as Fig. 7 has an independent hollow support box of cuboid 35, and the outside of this plastic casing uniformly twines
Around double winding, a set of winding magneticflux testing coil 36 being used to measurement magnetic flux density, other set is used to survey
The winding magnetic field intensity detection coil 37 of amount magnetic field intensity, is used for inside plastic casing placing electrical sheet lamination 33.
The step being measured using apparatus of the present invention during magnetic characteristic under electrical sheet difference stress is as follows:
1st, magnetic characteristic measurement under monolithic electrical steel piece difference stress:
(1)As shown in Figure 3 tested electrical sheet 23 is put in measurement apparatus first, adjusting each folder 5,6,7 and 8 will
Electrical sheet clamps, and adjusts pressure loader 14, applies plate 19 by first pressure and second pressure applies plate 27 and loads one
Downward pressure is on electrical sheet, so that electrical sheet will not move horizontally in loading level direction pulling force.First pass through
Pressure or pulling force loader(First pressure or pulling force loader 12 and second pressure or pulling force loader 13), on electrical sheet
Plus the pressure that gives of any direction or pulling force, the size of loading force is by first pressure measuring device 9 and second pressure measuring device
20 automatic measurements are out.
(2)As shown in figure 8, direction of arrow representation signal flow direction, the computer program generation X side based on LabVIEW
To with Y-direction two-way sine voltage signal, export low-pass filtered device through data collecting card and filter the high frequency in its signal and make an uproar
Acoustical signal, obtains larger excitation signal through power amplifier, through isolating transformer by power amplifier and measuring apparatus
Separate, excitation signal A is loaded on the magnet exciting coil 21 and 26 in X-direction in Fig. 2, and excitation signal B is loaded in Y-direction
Magnet exciting coil 18 and 22 on, in tested electrical sheet produce mechanical periodicity magnetic field.
(3)By X-direction magneticflux testing coil 24 in Fig. 4(Coil F)With Y-direction magneticflux testing coil 25(Line
Circle C)Signal and Fig. 5 in X-direction magnetic field intensity detection coil 31(Coil E)With Y-direction magnetic field intensity detection coil 32(Line
Circle D)Signal by isolated amplifier amplify be then returned to data collecting card, magnetic flux density waveform is by carrying out with standard signal
Relatively, then it is adjusted to sending signal, until error reaches in the range of setting 0.5%.Then measure the magnetic field in the case of this
Waveform, thus obtains a hysteresis ring.
(4)Change the amplitude size of excitation voltage by LabVIEW software, repeat above-mentioned(1)-(3)Process, thus
To a hysteresis ring race;Therefore just obtain electrical sheet in this pressure(Or pulling force)Under magnetic characteristic.
(5)Adjust pressure or pulling force loader(First pressure or pulling force loader 12 and second pressure or pulling force loader
13), apply a different pressure, repeat above-mentioned(1)-(4)Process is it is possible to the magnetic obtaining electrical sheet under different stress is special
Property.In whole measurement process, excitation voltage is gradually loaded from small to large, until print reaches depth saturation.
2nd, magnetic characteristic measurement under lamination electrical sheet difference stress:
(1)As shown in Figure 6 tested electrical sheet lamination 33 is put in measurement apparatus first, adjusts pressure loader 14,
Plate 19 is applied by first pressure and the 3rd pressure applies plate 38 and loads a downward pressure on electrical sheet, loading force
Size is by second pressure measuring device 11 automatic measurement out.
(2)As shown in figure 9, direction of arrow representation signal flow direction, the computer program based on LabVIEW produces sinusoidal
Voltage signal, filters the HF noise signal in its signal, puts through overpower through the data collecting card low-pass filtered device of output
Big device obtains larger excitation signal, separates power amplifier and measuring apparatus through isolating transformer, and excitation signal G loads
In tested electrical sheet, on magnet exciting coil 21 and 26 in the X-direction in Fig. 6, produce the magnetic field of mechanical periodicity.
(3)By magneticflux testing coil 36 in Fig. 6(Coil H)And magnetic field intensity detection coil 37(Coil I)Signal
By isolated amplifier amplify be then returned to data collecting card, magnetic flux density waveform by being compared with standard signal, then
It is adjusted to sending signal, until error reaches in the range of setting 0.5%.Then measure the magnetic field intensity waveform in the case of this,
Thus obtain a hysteresis ring.
(4)Change the amplitude size of excitation voltage by LabVIEW software, repeat above-mentioned(1)-(3)Process, thus
To a hysteresis ring race;Therefore just obtain electrical sheet in this pressure(Or pulling force)Under magnetic characteristic.
(5)Adjust pressure loader 14, apply a different pressure, repeat above-mentioned(1)-(4)Process is it is possible to obtain
The magnetic characteristic of electrical sheet under different stress.In whole measurement process, excitation voltage is gradually loaded from small to large, until
Print reaches depth saturation.
The present invention can measure the magnetic characteristic under monolithic electrical steel piece two dimension difference stress, can measure lamination direction different again
Magnetic characteristic under stress, it is achieved that multi-purpose machine, simplifies apparatus structure, has saved manufacturing cost.
Claims (5)
1. a kind of electrical sheet and combinations thereof structure difference stress direction magnetic characteristic measurement apparatus it is characterised in that:By main magnetic
Road module, pressure measuring module, pressure-loaded module, signal detection module, supporting module are constituted, and main magnetic circuit module is arranged on props up
On hold mode block, the outside of main magnetic circuit module and top are provided with pressure measuring module and pressure-loaded module, and signal detection module sets
Put the middle part in main magnetic circuit module;
Main magnetic circuit module is made up of about two vertical c-type iron yokes, i.e. the first c-type iron yoke(3)With the second c-type iron yoke(4), the
One c-type iron yoke(3)One end is the first removable iron yoke(1), the second c-type iron yoke(4)One end is the second removable iron yoke(2), on
State removable iron yoke and folded by upper and lower two pieces duplicate low-loss crystal electrical sheets and form;Second c-type iron yoke(4)End
Mouth is wound around the magnet exciting coil in X-direction(21、26), the first c-type iron yoke(3)Port be wound around Y-direction on magnet exciting coil(18、
22);First removable iron yoke(1)It is provided with two folders, the first folder(5)With the second folder(6), the second removable iron yoke
(2)On also be provided with two folders, the 3rd folder(7)With the 4th folder(8);
Pressure-loaded module includes pressure loader(14), two pressure or pulling force loader, three pressure apply plates, pressure adds
Carry device(14)It is arranged on supporting table(16)Top, first pressure or pulling force loader(12)It is fixed on the second folder(6)Above, second
Pressure or pulling force loader(13)It is fixed on the 4th folder(8)On, first pressure applies plate(19), second pressure apply plate(27)
Apply plate with the 3rd pressure(38)It is arranged at supporting table(16)Lower section;
Supporting module includes support member(17), support column(15), supporting table(16), base(39), bracing frame(40)And lifter
(10);Four support columns(15), four support members(17)It is fixed on base(39)On, bracing frame(40)It is fixed on four support columns
(15)On, supporting table(16)It is fixed on four support columns(15)Top;Lifter(10)It is fixed on base(39)Above.
2. the magnetic characteristic measurement apparatus of electrical sheet according to claim 1 and combinations thereof structure difference stress direction, its
It is characterised by:Pressure measuring module is made up of three pressometer, first pressure measuring device(9)With second pressure measuring device
(20)It is arranged on support column(15)On;3rd pressometer(11)It is arranged on supporting table(16)On.
3. the magnetic characteristic measurement apparatus of electrical sheet according to claim 1 and combinations thereof structure difference stress direction, its
It is characterised by:Signal detection module is monolithic detection module or lamination detection module.
4. the magnetic characteristic measurement apparatus of electrical sheet according to claim 3 and combinations thereof structure difference stress direction, its
It is characterised by:Monolithic detection module is placed in the middle of two c-type iron yokes and two removable iron yokes, by four coil windings groups
Become, the induction coil that two of which is used for measuring magnetic flux density is X-direction magneticflux testing coil(24)Close with Y-direction magnetic flux
Degree detection coil(25), two other(31、32)The induction coil being used for measuring magnetic field intensity is X-direction magnetic field intensity detection line
Circle(31)With Y-direction magnetic field intensity detection coil(32);Tested electrical sheet(23)It is placed on two c-type iron yokes of main magnetic circuit module
Indentation, there, tested electrical sheet(23)The equidistant punching in central area has four circular holes(29), X-direction magneticflux testing coil
(24)With Y-direction magneticflux testing coil(25)It is mutually perpendicular to through circular hole(29)It is wrapped in tested electrical sheet(23)On;
It is close to tested electrical sheet(23)Four circular holes(29)Central lower is placed with supporting plate(30), the detection of X-direction magnetic field intensity
Coil(31)With Y-direction magnetic field intensity detection coil(32)It is mutually perpendicular to be wrapped in supporting plate(30)On.
5. the magnetic characteristic measurement apparatus of electrical sheet according to claim 3 and combinations thereof structure difference stress direction, its
It is characterised by:Lamination detection module is placed in the middle of two c-type iron yokes and two removable iron yokes, including support box(35),
Frame box(35)Outside be uniformly wound with double winding, for measure magnetic flux density winding be magneticflux testing coil
(36)It is magnetic field intensity detection coil with the winding for measuring magnetic field intensity(37), support box(35)The inside is placed with electrical sheet
Piece lamination(33).
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Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1670639A1 (en) * | 1988-05-12 | 1991-08-15 | Всесоюзный научно-исследовательский проектно-конструкторский и технологический институт электромашиностроения | Device for measuring magnetic characteristics of ferromagnetic closed samples |
JP2003194903A (en) * | 2001-12-28 | 2003-07-09 | Jfe Engineering Kk | Tensile force adding apparatus for measuring magnetism |
JP2005069933A (en) * | 2003-08-26 | 2005-03-17 | Nippon Steel Corp | Instrument and method for measuring magnetism |
CN101762797A (en) * | 2010-01-14 | 2010-06-30 | 沈阳工业大学 | Monolithic measuring system and measuring method thereof for two-dimensional magnetic property of electrical steel sheet |
JP2011133383A (en) * | 2009-12-25 | 2011-07-07 | Nishi Nippon Electric Wire & Cable Co Ltd | Device for measuring two-dimensional vector magnetism |
CN103064042A (en) * | 2012-12-27 | 2013-04-24 | 保定天威集团有限公司 | Measuring model and measuring method for performance of silicon steel sheets on transformer product |
CN203616463U (en) * | 2013-11-15 | 2014-05-28 | 沈阳工业大学 | Electrical steel sheet and magnetic property measuring device of combination structure of electrical steel sheets in different stress directions |
-
2013
- 2013-11-15 CN CN201310568621.5A patent/CN103558568B/en not_active Expired - Fee Related
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
SU1670639A1 (en) * | 1988-05-12 | 1991-08-15 | Всесоюзный научно-исследовательский проектно-конструкторский и технологический институт электромашиностроения | Device for measuring magnetic characteristics of ferromagnetic closed samples |
JP2003194903A (en) * | 2001-12-28 | 2003-07-09 | Jfe Engineering Kk | Tensile force adding apparatus for measuring magnetism |
JP2005069933A (en) * | 2003-08-26 | 2005-03-17 | Nippon Steel Corp | Instrument and method for measuring magnetism |
JP2011133383A (en) * | 2009-12-25 | 2011-07-07 | Nishi Nippon Electric Wire & Cable Co Ltd | Device for measuring two-dimensional vector magnetism |
CN101762797A (en) * | 2010-01-14 | 2010-06-30 | 沈阳工业大学 | Monolithic measuring system and measuring method thereof for two-dimensional magnetic property of electrical steel sheet |
CN103064042A (en) * | 2012-12-27 | 2013-04-24 | 保定天威集团有限公司 | Measuring model and measuring method for performance of silicon steel sheets on transformer product |
CN203616463U (en) * | 2013-11-15 | 2014-05-28 | 沈阳工业大学 | Electrical steel sheet and magnetic property measuring device of combination structure of electrical steel sheets in different stress directions |
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