CN106100283A - Independent winding dual-side flat plate type permanent-magnetism linear motor - Google Patents
Independent winding dual-side flat plate type permanent-magnetism linear motor Download PDFInfo
- Publication number
- CN106100283A CN106100283A CN201610577977.9A CN201610577977A CN106100283A CN 106100283 A CN106100283 A CN 106100283A CN 201610577977 A CN201610577977 A CN 201610577977A CN 106100283 A CN106100283 A CN 106100283A
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- permanent magnet
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- linear motor
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
- H02K41/02—Linear motors; Sectional motors
- H02K41/03—Synchronous motors; Motors moving step by step; Reluctance motors
- H02K41/031—Synchronous motors; Motors moving step by step; Reluctance motors of the permanent magnet type
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- Electromagnetism (AREA)
- Power Engineering (AREA)
- Linear Motors (AREA)
Abstract
The invention discloses independent winding dual-side flat plate type permanent-magnetism linear motor, including primary, secondary and air gap.Primary includes armature winding, primary magnetic conduction iron core and permanent magnet array.There are two primary components on secondary both sides, form bilateral structure.Primary magnetic conduction iron core forms a big open slot structure, and notch arranges permanent magnet array.Primary magnetic conduction iron core opposed open groove while arranging armature winding, the primary armature winding in secondary two, both sides is same phase winding, but electrical angle differs 180 °.Secondary magnetic conductive iron and the gap composition being to have salient-pole structure.Two air gaps are formed between two primary and secondaries.Motor is monophase machine or polyphase machine, and polyphase machine is the modular combination of monophase machine.The permanent magnet of permanent-magnetism linear motor of the present invention and armature winding are respectively positioned on primary, and use big teeth groove to design, and are beneficial to realize winding heat radiation and use big electric load to design, to improve thrust, and the simple light weight of secondary structure simultaneously.
Description
Technical field
The present invention relates to independent winding dual-side flat plate type permanent-magnetism linear motor, belong to techniques of linear motor field.
Background technology
Integral drive technology based on linear electric motors, eliminate middle complicated drive mechanism, in lathe, elevator isoline
Motion applications, and its application the most gradually expands to and produces and each field of life.But with dynamo-electric machine system
Difference, the linear induction motor system (except electromagnetic launch application high speed height accelerates linear electric motors) that major part directly drives can not be adopted
Improve power density with design at high speed and reduce volume mass, therefore, the volume mass of linear electric motors to be reduced, can only post uncommon
Hope in the pushing force density improving motor.
Improve motor pushing force density, can from improve electric load, magnetic loading and changes of magnetic field frequency several from the standpoint of,
Existing permanent magnetic linear synchronous motor, winding technique complex process, winding heat radiation difficulty, limit the raising of electric load.In addition
Existing permanent magnetic linear synchronous motor, no matter by primary or secondary trigger switch, mover quality is the biggest so that motor necessarily exports
In the case of thrust, acceleration and the dynamic property of motor are restricted.
Summary of the invention
The technical problem to be solved is: provides independent winding dual-side flat plate type permanent-magnetism linear motor, solves
The problem that existing permanent magnetic linear synchronous motor pushing force density is low, acceleration is low.
The present invention solves above-mentioned technical problem by the following technical solutions:
Independent winding dual-side flat plate type permanent-magnetism linear motor, described motor is monophase machine or polyphase machine, heterogeneous electricity
Machine is the modular combination of monophase machine, and monophase machine includes upper and lower two primary, a middle secondary and primary and secondary
Between formed two air gaps；Primary includes armature winding, primary magnetic conduction iron core, permanent magnet array, and primary magnetic conduction iron core is ring
Shape open slot structure, and open slot is near secondary side, permanent magnet array is horizontally disposed in open slot, and adjacent two
The pole span of individual permanent magnet is τ, armature winding be wound on primary magnetic conduction unshakable in one's determination relative with open slot on, two primary correspondences
Armature winding be same phase winding, but electrical angle mutual deviation 180 °, two primary magnetic conduction iron core relative secondary are symmetrical；Secondary includes edge
The secondary magnetic conductive iron of horizontal direction linear array, there is gap in adjacent two secondary magnetic conductive iron, and adjacent two secondary are led
Distance between magnetic core is 2 τ；Two primary are positioned at secondary both sides and form bilateral slab construction, and secondary trigger switch does straight line fortune
Dynamic.
As the preferred version of the present invention, described permanent magnet array includes (2n+1) individual permanent magnetism vertically magnetized
Body, n is positive integer, there is gap, and the magnetizing direction of two adjacent permanent magnets is contrary, be positioned at secondary between two adjacent permanent magnets
The opposite polarity of level both sides relative position permanent magnet.
As the preferred version of the present invention, described permanent magnet array uses Halbach array structure, including in the horizontal direction
The permanent magnet being arranged in order, each permanent magnet is made up of the horizontal charging permanent magnet of the vertical charging permanent magnet in the left side and the right, and position
In two pieces of permanent magnets that secondary both sides relative position vertically magnetizes, its magnetizing direction is contrary, is positioned at secondary both sides relative to position
Two pieces of permanent magnets that place's level magnetizes, its magnetizing direction is identical.
As the further scheme of the present invention, described monophase machine also includes two back yoke magnetic conductive iron, and described back yoke is led
Magnetic core is respectively arranged at the back yoke of permanent magnet array.
As the further scheme of the present invention, described adjacent two secondary magnetic conductive iron are provided with non-magnetic in there is gap
Or the supporting construction of weak magnetic conduction.
As the preferred version of the present invention, the adjacent alternate primary width unshakable in one's determination of described polyphase machine is (k ± 2/M) τ, its
In, k is natural number, and M is the number of phases of polyphase machine.
The present invention uses above technical scheme compared with prior art, has following technical effect that
1, independent winding dual-side flat plate type permanent-magnetism linear motor of the present invention, winding and permanent magnet are respectively positioned in primary, independent
Winding construction makes winding technique technique simple, it is easy to accomplish cooling, is conducive to improving electromagnetic load, thus improves pushing force density.
2, independent winding dual-side flat plate type permanent-magnetism linear motor of the present invention, secondary structure is simple, it is easy to processing.And secondary matter
Amount is light, does mover and moves along a straight line, under identical thrust output, it is possible to obtain bigger acceleration and speed.
3, independent winding dual-side flat plate type permanent-magnetism linear motor of the present invention, it is easy to accomplish the design of each phase moduleization and application,
Respectively the least without electric coupling, magnetic coupling between phase, when certain phase winding fault, do not affect other phase, it is easy to accomplish faults-tolerant control, have
It is beneficial to improve the reliability of motor.
Accompanying drawing explanation
Fig. 1 is the two-dimensional structure schematic diagram of the embodiment of the present invention one monophase machine.
Fig. 2 is the two-dimensional structure schematic diagram of the embodiment of the present invention two monophase machine.
Fig. 3 is the two-dimensional structure schematic diagram of the embodiment of the present invention three monophase machine.
Fig. 4 is the two-dimensional structure schematic diagram of the embodiment of the present invention four three phase electric machine.
Wherein, 1-armature winding, 2-primary magnetic conduction is unshakable in one's determination, and 3-permanent magnet array, 31-permanent magnet, 32-permanent magnet, 4-is forever
Gap between magnet, 5-air gap, 6-level magnetic conductive iron, the gap between 7-level magnetic conductive iron, 8-groove, 9-back yoke magnetic conduction
Iron core, the horizontal charging permanent magnet of 10-.
Detailed description of the invention
Embodiments of the present invention are described below in detail, and the example of described embodiment is shown in the drawings, the most ad initio
Represent same or similar element to same or similar label eventually or there is the element of same or like function.Below by ginseng
The embodiment examining accompanying drawing description is exemplary, is only used for explaining the present invention, and is not construed as limiting the claims.
As it is shown in figure 1, be the two-dimensional structure schematic diagram of the embodiment of the present invention one monophase machine.The present embodiment is single-phase electricity
Machine, including primary, secondary and two air gaps.Primary by armature winding 1, primary magnetic conduction iron core 2, permanent magnet array 3 and permanent magnet
Between gap 4 form.Primary magnetic conduction unshakable in one's determination 2 is annular opening structure, is being internally formed big open slot 8 structure, notch
Permanent magnet array 3 is set in the horizontal direction.The permanent magnetism that in permanent magnet array 3, total (2n+1) block magnetizes in the vertical direction
Body, n is natural number, and the magnetizing direction of adjacent permanent magnet is contrary, forms the arrangement architecture of N-S-N polarity.Between permanent magnet away from
From for τ.In view of the exploitativeness of assembling, gap 4 is set between permanent magnet, can arrange non-magnetic or weak in this gap 4
The material of magnetic conduction, can play the effect of fixed permanent magnet.
Secondary has salient pole effect, secondary magnetic conductive iron 6 and gap 7 form secondary.Between neighboring secondary magnetic conductive iron
Distance be 2 τ, i.e. according to the cycle be 2 τ formed arrays.The support knot of non-magnetic or weak magnetic conduction is equally set in gap 7
Structure.
Two primary are positioned at secondary both sides, form dual-side flat plate type structure.Two gas are formed between two primary and secondaries
Gap 5.The secondary trigger switch of motor moves along a straight line.
Groove 8 at two primary magnetic conduction iron cores 2 relative while being wound with armature winding, they are same phase winding, but
The phase place mutual deviation of armature winding 180 ° in two primary.A primary the most wherein, winding construction is A-X, primary at another,
Winding is X-A.Two armature winding can be connected in series or in parallel.
Work process and the principle of the permanent-magnetism linear motor of the present invention are as follows:
The magnetic flux that primary permanent magnet body sends, forms closed-loop path through air gap 5, secondary magnetic conductive iron 6, primary magnetic conduction unshakable in one's determination 2,
And with armature winding 1 linkage, along with mover moves, secondary with primary relative to change in location, big with the magnetic flux of armature winding linkage
Little and direction changes, thus produces sensing back-emf in armature winding 1.Along with mover moves, logical in armature winding
Entering corresponding electric current, motor i.e. produces the thrust of horizontal direction.
The armature winding of the present invention and permanent magnet are respectively positioned in primary, and winding technique technique is simple, and is easily achieved heat radiation
Design, is advantageously implemented big electromagnetic load design, thus improves pushing force density.Secondary structure is simple, by trigger switch, mover matter
Amount is light, is beneficial to improve acceleration.
As in figure 2 it is shown, be the two-dimensional structure schematic diagram of the embodiment of the present invention two monophase machine.The present embodiment and embodiment one
Essentially identical, its difference essentially consists in: arrange back yoke magnetic conductive iron 9 at permanent magnet array by groove direction.
The present embodiment is conducive to reducing permanent magnet leakage field, and it is simple to make permanent magnet paste assembly technology.
As it is shown on figure 3, be the two-dimensional structure schematic diagram of the embodiment of the present invention three monophase machine.The present embodiment and embodiment two
Essentially identical, its difference essentially consists in: permanent magnet array uses Halbach permanent magnet array structure, primary notch each extremely under
Including m block permanent magnet, as a example by m=2, each include down the permanent magnet that vertical charging permanent magnet and level magnetize, be positioned at time
Vertically magnetize two pieces of permanent magnets of level both sides relative position, its magnetizing direction is contrary, is positioned at secondary both sides relative position
Two pieces of permanent magnets magnetizing of level, their magnetizing direction is identical.
The present embodiment is conducive to improving magnetic field sine, improves magnetic loading.
As shown in Figure 4, for the two-dimensional structure schematic diagram of the embodiment of the present invention four three phase electric machine.The present embodiment and embodiment one
Difference be: embodiment one is monophase machine, and embodiment three is three phase electric machine.The present embodiment is three phase electric machine, B phase motor and C
The structure of phase motor is identical with the structure of A phase motor, and each phase motor module arranges in the horizontal direction, adjacent two-phase induction motor it
Between the horizontal direction width of magnetic conductive iron be (k ± 2/3) τ, k be natural number.Winding uses three phase supply, can be sinusoidal wave
Or square wave is powered.This motor uses modularized design, the least without electric coupling, magnetic coupling, when certain phase winding fault between each phase
Time, do not affect other phase, it is easy to accomplish faults-tolerant control, be conducive to improving the reliability of motor.
Motor can also use heterogeneous structure (M phase), and adjacent alternate primary interferric width is (k ± 2/M) τ.Then winding is adopted
Use heterogeneous power supply mode.
Above example is only the technological thought that the present invention is described, it is impossible to limit protection scope of the present invention with this, every
The technological thought proposed according to the present invention, any change done on the basis of technical scheme, each fall within scope
Within.
Claims (6)
1. independent winding dual-side flat plate type permanent-magnetism linear motor, described motor is monophase machine or polyphase machine, polyphase machine
Modular combination for monophase machine, it is characterised in that monophase machine includes upper and lower two primary, a middle secondary and just
Two air gaps formed between level and secondary；Primary includes armature winding, primary magnetic conduction iron core, permanent magnet array, primary magnetic conduction
Iron core is annular opening groove structure, and open slot is near secondary side, and permanent magnet array is horizontally disposed in open slot,
And the pole span of two adjacent permanent magnets is τ, armature winding be wound on primary magnetic conduction unshakable in one's determination relative with open slot on, two
Primary corresponding armature winding is same phase winding, but electrical angle mutual deviation 180 °, two primary magnetic conduction iron core relative secondary are symmetrical；Secondary
Level includes the secondary magnetic conductive iron of linear array in the horizontal direction, and adjacent two secondary magnetic conductive iron exist gap, and adjacent two
Distance between individual secondary magnetic conductive iron is 2τ；Two primary are positioned at secondary both sides and form bilateral slab construction, secondary trigger switch
Move along a straight line.
Independent winding dual-side flat plate type permanent-magnetism linear motor the most according to claim 1, it is characterised in that described permanent magnet battle array
Row include (2n+1) individual permanent magnet vertically magnetized, and n is positive integer, there is gap between two adjacent permanent magnets, and
The magnetizing direction of two adjacent permanent magnets is contrary, is positioned at the opposite polarity of secondary both sides relative position permanent magnet.
Independent winding dual-side flat plate type permanent-magnetism linear motor the most according to claim 1, it is characterised in that described permanent magnet battle array
Row use Halbach array structure, and including the permanent magnet being arranged in order in the horizontal direction, each permanent magnet is vertically magnetized by the left side
The horizontal charging permanent magnet of permanent magnet and the right forms, and is positioned at two pieces of permanent magnets that secondary both sides relative position vertically magnetizes,
Its magnetizing direction is contrary, is positioned at two pieces of permanent magnets that secondary both sides relative position level magnetizes, and its magnetizing direction is identical.
4. according to independent winding dual-side flat plate type permanent-magnetism linear motor described in Claims 2 or 3, it is characterised in that described single-phase
Motor also includes that two back yoke magnetic conductive iron, described back yoke magnetic conductive iron are respectively arranged at the back yoke of permanent magnet array.
5. according to independent winding dual-side flat plate type permanent-magnetism linear motor described in Claims 2 or 3, it is characterised in that described adjacent
Two secondary magnetic conductive iron are provided with the supporting construction of non-magnetic or weak magnetic conduction in there is gap.
Independent winding dual-side flat plate type permanent-magnetism linear motor the most according to claim 1, it is characterised in that described polyphase machine
Adjacent alternate primary width unshakable in one's determination is (k ± 2/M) τ, and wherein, k is natural number, and M is the number of phases of polyphase machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577977.9A CN106100283B (en) | 2016-07-21 | 2016-07-21 | Independent winding dual-side flat plate type permanent-magnetism linear motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610577977.9A CN106100283B (en) | 2016-07-21 | 2016-07-21 | Independent winding dual-side flat plate type permanent-magnetism linear motor |
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| CN106100283A true CN106100283A (en) | 2016-11-09 |
| CN106100283B CN106100283B (en) | 2018-08-28 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849567A (en) * | 2016-11-25 | 2017-06-13 | 南京航空航天大学 | A kind of flux switch permanent magnet motor of high power density |
| CN106981968A (en) * | 2017-05-03 | 2017-07-25 | 南京航空航天大学 | The continuous pole dual-side flat plate type permanent-magnetism linear motor of independent winding |
| CN107086756A (en) * | 2017-05-09 | 2017-08-22 | 南京航空航天大学 | Low-thrust fluctuates independent winding permanent-magnetism linear motor |
| CN107086755A (en) * | 2017-05-09 | 2017-08-22 | 南京航空航天大学 | Independent winding modularization permanent-magnetism linear motor |
| CN107104524A (en) * | 2017-05-09 | 2017-08-29 | 南京航空航天大学 | The continuous pole permanent magnet motor of independent winding |
| CN107425687A (en) * | 2017-05-09 | 2017-12-01 | 南京航空航天大学 | The continuous pole permanent magnet synchronous fault-tolerant motor of vat structural module |
| WO2018205219A1 (en) * | 2017-05-11 | 2018-11-15 | 宇生自然能源科技股份有限公司 | Magnetic pole misalignment power generation device |
| WO2018223361A1 (en) * | 2017-06-09 | 2018-12-13 | 宇生自然能源科技股份有限公司 | Magnetic pole dislocation power generation apparatus with magnetic gap |
| WO2018223360A1 (en) * | 2017-06-09 | 2018-12-13 | 宇生自然能源科技股份有限公司 | Magnetic pole dislocation electric apparatus with magnetic gap |
| CN109038989A (en) * | 2017-06-09 | 2018-12-18 | 宇生自然能源科技股份有限公司 | Has the magnetic pole dislocation electric device of magnetic gap |
| CN109842264A (en) * | 2017-11-24 | 2019-06-04 | 哈尔滨工业大学 | A kind of dual-side flat plate type permanent-magnetism linear motor |
| CN109962597A (en) * | 2019-04-26 | 2019-07-02 | 南京航空航天大学 | A kind of modularization secondary is without the bilateral primary permanent magnet formula switched relutance linear motor in yoke portion |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254581A (en) * | 2005-03-10 | 2006-09-21 | Niitekku:Kk | Open/close driving method of sliding door and open/close unit |
| CN103915971A (en) * | 2014-04-14 | 2014-07-09 | 南京航空航天大学 | Three-dimensional magnetic flux permanent magnet linear motor of multi-air-gap independent winding structure |
| CN104065234A (en) * | 2013-11-28 | 2014-09-24 | 南京航空航天大学 | Bilateral primary permanent magnet linear motor without yoke at secondary |
| CN105391202A (en) * | 2015-11-20 | 2016-03-09 | 武汉理工大学 | Stator electro-magnetic vernier motor |
-
2016
- 2016-07-21 CN CN201610577977.9A patent/CN106100283B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006254581A (en) * | 2005-03-10 | 2006-09-21 | Niitekku:Kk | Open/close driving method of sliding door and open/close unit |
| CN104065234A (en) * | 2013-11-28 | 2014-09-24 | 南京航空航天大学 | Bilateral primary permanent magnet linear motor without yoke at secondary |
| CN103915971A (en) * | 2014-04-14 | 2014-07-09 | 南京航空航天大学 | Three-dimensional magnetic flux permanent magnet linear motor of multi-air-gap independent winding structure |
| CN105391202A (en) * | 2015-11-20 | 2016-03-09 | 武汉理工大学 | Stator electro-magnetic vernier motor |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106849567A (en) * | 2016-11-25 | 2017-06-13 | 南京航空航天大学 | A kind of flux switch permanent magnet motor of high power density |
| CN106981968A (en) * | 2017-05-03 | 2017-07-25 | 南京航空航天大学 | The continuous pole dual-side flat plate type permanent-magnetism linear motor of independent winding |
| CN107086756A (en) * | 2017-05-09 | 2017-08-22 | 南京航空航天大学 | Low-thrust fluctuates independent winding permanent-magnetism linear motor |
| CN107086755A (en) * | 2017-05-09 | 2017-08-22 | 南京航空航天大学 | Independent winding modularization permanent-magnetism linear motor |
| CN107104524A (en) * | 2017-05-09 | 2017-08-29 | 南京航空航天大学 | The continuous pole permanent magnet motor of independent winding |
| CN107425687A (en) * | 2017-05-09 | 2017-12-01 | 南京航空航天大学 | The continuous pole permanent magnet synchronous fault-tolerant motor of vat structural module |
| WO2018205219A1 (en) * | 2017-05-11 | 2018-11-15 | 宇生自然能源科技股份有限公司 | Magnetic pole misalignment power generation device |
| WO2018223361A1 (en) * | 2017-06-09 | 2018-12-13 | 宇生自然能源科技股份有限公司 | Magnetic pole dislocation power generation apparatus with magnetic gap |
| WO2018223360A1 (en) * | 2017-06-09 | 2018-12-13 | 宇生自然能源科技股份有限公司 | Magnetic pole dislocation electric apparatus with magnetic gap |
| CN109038989A (en) * | 2017-06-09 | 2018-12-18 | 宇生自然能源科技股份有限公司 | Has the magnetic pole dislocation electric device of magnetic gap |
| CN109842264A (en) * | 2017-11-24 | 2019-06-04 | 哈尔滨工业大学 | A kind of dual-side flat plate type permanent-magnetism linear motor |
| CN109962597A (en) * | 2019-04-26 | 2019-07-02 | 南京航空航天大学 | A kind of modularization secondary is without the bilateral primary permanent magnet formula switched relutance linear motor in yoke portion |
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