CN106787547A - A kind of axial magnetic flux two-phase doubly salient permanent magnet motor - Google Patents
A kind of axial magnetic flux two-phase doubly salient permanent magnet motor Download PDFInfo
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- CN106787547A CN106787547A CN201710111939.9A CN201710111939A CN106787547A CN 106787547 A CN106787547 A CN 106787547A CN 201710111939 A CN201710111939 A CN 201710111939A CN 106787547 A CN106787547 A CN 106787547A
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- 230000005291 magnetic effect Effects 0.000 title claims abstract description 33
- 230000004907 flux Effects 0.000 title claims abstract description 21
- 238000004804 winding Methods 0.000 claims abstract description 44
- 238000005516 engineering process Methods 0.000 abstract description 5
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 4
- 230000005284 excitation Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000976 Electrical steel Inorganic materials 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 230000002146 bilateral effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000005294 ferromagnetic effect Effects 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000000819 phase cycle Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003786 synthesis reaction Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/14—Stator cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/17—Stator cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/24—Rotor cores with salient poles ; Variable reluctance rotors
- H02K1/246—Variable reluctance rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
- H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses a kind of axial magnetic flux two-phase doubly salient permanent magnet motor, technical problem to be solved is：For the structure excessively big shortcoming of complicated, itself energy consumption that the existing electric system referred in background technology is present.Adopt the technical scheme that：A kind of axial magnetic flux two-phase doubly salient permanent magnet motor, including stator sleeve, stator disk A, stator salient poles A, armature winding A, permanent-magnetic clamp, armature winding B, stator salient poles B, rotating shaft, rotor core and stator disk B.Axial magnetic flux two-phase doubly salient permanent magnet motor of the present invention, high efficiency, high power density and simple structure, novelty.
Description
Technical field
The present invention relates to a kind of motor, specifically a kind of axial magnetic flux two-phase doubly salient permanent magnet motor belongs to motor technology
Field.
Background technology
Double salient-pole electric machine is a kind of motor of the new structure being suggested the 1950's, into the nineties after obtain people
Extensive concern and further investigation, it has the advantages that firm, easily manufactured simple structure, reliable operation, easy to maintain,
Wind-power electricity generation occasion has good application prospect.
Double salient-pole electric machine belongs to variable reluctance motor, and variable reluctance motor includes two kinds of unilateral salient pole and bilateral salient pole, in order to obtain
Maximum magnetic resistance maxima and minima ratio, and preferably energy converting between mechanical characteristic are obtained, double salient-pole electric machine is received and ground
Study carefully the more pro-gazes of personnel.Typical variable reluctance motor using magnetic resistance, magnetic flux always to the small Route Set of magnetic resistance in, as
During electric motor operation, the stator winding of energization attracts ferromagnetic rotor with magnetic force, magnetic force is produced tangential component, that is, it is right to produce
The torque of rotor.The power-up sequence of stator according to corresponding to the rotor-position that position sensor is detected most beneficial for rotor
That phase stator of rotational torque forward is produced to be powered, rotor is turned after turning over certain angle by next generation most beneficial for rotor
The one of square is mutually powered.Control system constantly changes the energization phase sequence of stator winding, rotor is persistently rotated to a direction.
Variable reluctance motor contains switched reluctance machines, stepper motor and double salient-pole electric machine, and double salient-pole electric machine includes
Doubly salient permanent magnet motor, electric excitation biconvex electrode electric machine, flux-reversal double salient-pole electric machine and flux switching double-salient motor.Switch
Reluctance motor (SRM) be different from stepper motor, it be it is a kind of have position feed back motor synchronizing motor, its rotating speed by motor driving
What torque and the moment of resistance of load were together decided on.Stepper motor is open loop work, and its rotating speed is determined by pulse frequency.Switch magnetic
Resistance motor have simple rotor structure, rotor is pressed into by silicon steel sheet stack, does not have coil and magnet steel on rotor, be adapted to high temperature with
And worked under rotating speed high, the research of going all out in aircraft electric field has been obtained, but switched reluctance machines are matched somebody with somebody with power inverter all the time
Close work so that its power generation operation becomes complicated and less reliable.
The drawbacks of to avoid switched reluctance machines, operationally causes incipient fault, and be arranged on for permanent magnet and open by scientific research personnel
Close in reluctance motor structure, form doubly salient permanent magnet motor (DSPM).It is double when the rotor length of pole arc meets certain relation
Total air-gap permeance of salient-pole machine is steady state value, and now Operating Point of Permanent Magnet will not change with the rotation of rotor, therefore biconvex
Pole motor does not have location torque when static, and the interlinkage flux on double salient-pole electric machine winding is only directly proportional to magnetic conductance.Double-salient-pole electricity
The magnetic resistance that high-coercive force, the permanent magnet of low magnetic permeability, therefore double salient-pole electric machine magnetic circuit are mounted with the stator of machine is big, winding inductance
It is smaller, make current commutation to be rapidly completed.Additionally, when double salient-pole electric machine is as work, magnetic linkage and magnetic that armature-reaction is produced
Kinetic potential be far smaller than permanent magnet produce magnetic linkage and magnetomotive force, therefore synthesis magnetic linkage mainly determined by permanent magnet.Switching magnetic-resistance electricity
The armature-reaction of machine is determined that its winding current is much larger than doubly salient permanent magnet motor, therefore bisalient-pole permanent-magnet is electric by armature supply completely
Machine produces less heat and noise when working.
The content of the invention
The technical problems to be solved by the invention are：For the structure that the existing electric system referred in background technology is present
The big shortcoming of excessively complicated, itself energy consumption.
The purpose of the present invention is to propose to a kind of with high efficiency, high power density and simple structure, novel axial magnetic flux
Two-phase doubly salient permanent magnet motor.
In order to solve the above technical problems, the present invention is adopted the technical scheme that：
A kind of axial magnetic flux two-phase doubly salient permanent magnet motor, including stator sleeve, stator disk A, stator salient poles A, armature
Winding A, permanent-magnetic clamp, armature winding B, stator salient poles B, rotating shaft, rotor core and stator disk B；
The magnetizing direction of permanent-magnetic clamp is axial charging, and permanent-magnetic clamp is embedded in stator sleeve, and permanent-magnetic clamp is located at stator sleeve axle
To length middle position and stator sleeve is divided into upper stator sleeve and lower stator sleeve；
Stator disk A and stator disk B are separately positioned on two ends of stator sleeve and positioned at the inside of stator sleeve,
Stator disk A, stator disk B and stator sleeve constitute rotor chamber；
There are four fan-shaped stator salient poles A, four fan-shaped stator salient poles towards projection in the plane of rotor chamber in stator disk A
Armature winding A is respectively provided with A；
There are four fan-shaped stator salient poles B, four fan-shaped stator salient poles towards projection in the plane of rotor chamber in stator disk B
Armature winding B is respectively provided with B；
Four sector stator salient poles A and four sector stator salient poles B upper-lower positions are to correspond to set；
Rotor core is arranged in rotating shaft and in rotor chamber；Rotor core includes being sleeved in rotating shaft and following rotating shaft
The ring set of rotation, radially evagination is uniformly arranged three segmental rotor salient poles on the outer surface of ring set；Three sectors turn
Sub- salient pole is located between four sector stator salient poles A and four sector stator salient poles B, three segmental rotor salient poles and four sectors
The first air gap is left between stator salient poles A, the second gas is left between three segmental rotor salient poles and four fan-shaped stator salient poles B
Gap；
Four fan-shaped stator salient poles A, four sector stator salient poles B and three segment angles of segmental rotor salient pole, big footpaths
With path all same.
Axial magnetic flux two-phase doubly salient permanent magnet motor of the present invention, two windings relative in armature winding A constitute a phase, electricity
Two windings relative in pivot winding B constitute a phase, and armature winding A and armature winding B relative winding constitutes a phase.
Axial magnetic flux two-phase doubly salient permanent magnet motor of the present invention, the number of rotor iron core salient pole is at least 3, less than existing
Technical scheme, advantageously reduces iron loss and mitigates controller burden.
Improvement to technical solution of the present invention, the path of fan-shaped stator salient poles A and the interior circle hole radius phase of stator disk A
Together, fan-shaped stator salient poles B is identical with the interior circle hole radius of stator disk B.
Improvement to technical solution of the present invention, the first air gap is equal with interstice so that whole motor is into symmetrical above and below
Structure.
Beneficial effect
Present invention beneficial effect compared with prior art：
1st, axial magnetic flux two-phase doubly salient permanent magnet motor of the present invention, high efficiency, high power density and simple structure, novelty.
2nd, axial magnetic flux two-phase doubly salient permanent magnet motor of the present invention, excitation field is set up using permanent magnet, can reduce motor
Copper loss, improves electric efficiency.
Brief description of the drawings
Fig. 1 is structure sectional view of the invention.
Fig. 2 is the schematic view of the mounting position of rotor core and rotating shaft.
Fig. 3 is the structural representation of stator salient poles A.
Wherein, 1, stator sleeve；2nd, stator disk A；3rd, stator salient poles A；31st, fan-shaped stator salient poles A；4th, armature winding A；
5th, permanent-magnetic clamp；6th, armature winding B；7th, stator salient poles B；8th, rotating shaft；9th, rotor core；91st, ring set；92nd, segmental rotor salient pole；
10th, stator disk B.
Specific embodiment
To make present disclosure more obvious understandable, done further below in conjunction with accompanying drawing 1- Fig. 3 and specific embodiment
Description.
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that specific embodiment described herein is only used to explain the present invention, not
For limiting the present invention.
As shown in figure 1, axial magnetic flux two-phase doubly salient permanent magnet motor of the invention, including stator sleeve 1, stator disk
A2, stator salient poles A3, armature winding A4, permanent-magnetic clamp 5, armature winding B6, stator salient poles B7, rotating shaft 8, rotor core 9 and stator
Disk B10.
Stator salient poles A3 is made up of (referring to shown in accompanying drawing 3) four sector stator salient poles A31, and stator salient poles B7 is by four fans
Shape stator salient poles B is constituted.
The magnetizing direction of permanent-magnetic clamp 5 is axial charging, and permanent-magnetic clamp 5 is embedded in stator sleeve 1, and permanent-magnetic clamp is located at stator sleeve
The middle position of axial length and stator sleeve is divided into upper stator sleeve and lower stator sleeve.
Stator disk A2 and stator disk B10 are separately positioned on two ends of stator sleeve and in stator sleeve
Portion, stator disk A2, stator disk B10 and stator sleeve 1 constitute rotor chamber.
There are four fan-shaped stator salient poles A, four fan-shaped salient stators towards projection in the plane of rotor chamber in stator disk A2
Armature winding A4 is respectively provided with the A of pole；There are four fan-shaped stator salient poles B towards projection in the plane of rotor chamber in stator disk B10,
Armature winding B6 is respectively provided with four fan-shaped stator salient poles B.
Four sector stator salient poles A and four sector stator salient poles B upper-lower positions are to correspond to set.
Rotor core 9 is arranged in rotating shaft 8 and in rotor chamber；Rotor core includes being sleeved in rotating shaft and following turning
The ring set 91 of axle rotation, radially evagination is uniformly arranged three segmental rotor salient poles 92 on the outer surface of ring set；Three
Segmental rotor salient pole is located between four sector stator salient poles A and four fan-shaped stator salient poles B, three segmental rotor salient poles and four
Leave the first air gap between individual fan-shaped stator salient poles A, the is left between three segmental rotor salient poles and four fan-shaped stator salient poles B
Two air gaps；Referring to shown in accompanying drawing 2.
Four fan-shaped stator salient poles A, four sector stator salient poles B and three segment angles of segmental rotor salient pole, big footpaths
With path all same.
This axial magnetic flux two-phase doubly salient permanent magnet motor, the permanent-magnetic clamp 5 of axial charging is embedded in the interposition of stator sleeve 1
Put, for motor provides excitation field；Armature winding A4, armature winding B6 are around on stator salient poles A3, stator salient poles B7 respectively, electricity
Machine connects power load when doing generator operation, motor connects power supply when doing electric operation.
Two windings relative in armature winding A4 constitute a phase, and two windings relative in armature winding B6 constitute one
Phase, armature winding A4 and armature winding B6 windings opposing upper and lower constitute a phase, and whole motor amounts to two phase windings.
The operation principle of the present embodiment：
When the present invention is as generator operation, prime mover drives rotating shaft 8 and rotor core 9 to rotate, due on rotor core 9
The presence of rotor iron core salient pole, rotor core 9 can cause the magnetic flux size of armature winding A4, armature winding B6 to be sent out when rotating
Changing, so as to induce electromotive force in armature winding A4, armature winding B6, size and the rotor of induced electromotive force turn
Speed is relevant.
When the present invention is as motor running, according to the present position of rotor core 9, by armature winding A4, armature winding
Electric current forward or backwards is passed through in two phase windings that B6 is constituted, you can produce the phase of torque, biphase current to differ 90 °.
Part that the present invention does not relate to is communicated with prior art or realized using prior art.
What is be not specifically noted in all description of the invention is prior art or can be realized by existing technology,
It should be appreciated that for those of ordinary skills, can according to the above description be improved or be converted, and it is all this
A little modifications and variations should all belong to the protection domain of appended claims of the present invention.
Claims (3)
1. a kind of axial magnetic flux two-phase doubly salient permanent magnet motor, it is characterised in that：Including stator sleeve, stator disk A, salient stator
Pole A, armature winding A, permanent-magnetic clamp, armature winding B, stator salient poles B, rotating shaft, rotor core and stator disk B；
The magnetizing direction of permanent-magnetic clamp is axial charging, and permanent-magnetic clamp is embedded in stator sleeve, and it is axially long that permanent-magnetic clamp is located at stator sleeve
The middle position of degree and stator sleeve is divided into upper stator sleeve and lower stator sleeve；
Stator disk A and stator disk B are separately positioned on two ends of stator sleeve and positioned at the inside of stator sleeve, stator
Disk A, stator disk B and stator sleeve constitute rotor chamber；
There are four fan-shaped stator salient poles A towards projection in the plane of rotor chamber in stator disk A, on four fan-shaped stator salient poles A
It is respectively provided with armature winding A；
There are four fan-shaped stator salient poles B towards projection in the plane of rotor chamber in stator disk B, on four fan-shaped stator salient poles B
It is respectively provided with armature winding B；
Four sector stator salient poles A and four sector stator salient poles B upper-lower positions are to correspond to set；
Rotor core is arranged in rotating shaft and in rotor chamber；Rotor core includes being sleeved in rotating shaft and following rotating shaft to rotate
Ring set, radially evagination is uniformly arranged three segmental rotor salient poles on the outer surface of ring set；Three segmental rotors are convex
Pole is located between the fan-shaped stator salient poles B of four sector stator salient poles A and four, three segmental rotor salient poles and four sector stators
The first air gap is left between salient pole A, interstice is left between three segmental rotor salient poles and four fan-shaped stator salient poles B；
Four fan-shaped stator salient poles A, four sector stator salient poles B and three segment angles of segmental rotor salient pole, big footpath and small
Footpath all same.
2. axial magnetic flux two-phase doubly salient permanent magnet motor as claimed in claim 1, it is characterised in that：Fan-shaped stator salient poles A's
Path is identical with the interior circle hole radius of stator disk A, and fan-shaped stator salient poles B is identical with the interior circle hole radius of stator disk B.
3. axial magnetic flux two-phase doubly salient permanent magnet motor as claimed in claim 1, it is characterised in that：First air gap and the second gas
Gap is equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710111939.9A CN106787547B (en) | 2017-02-28 | 2017-02-28 | Axial magnetic flux two-phase doubly salient permanent magnet motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710111939.9A CN106787547B (en) | 2017-02-28 | 2017-02-28 | Axial magnetic flux two-phase doubly salient permanent magnet motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106787547A true CN106787547A (en) | 2017-05-31 |
| CN106787547B CN106787547B (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710111939.9A Active CN106787547B (en) | 2017-02-28 | 2017-02-28 | Axial magnetic flux two-phase doubly salient permanent magnet motor |
Country Status (1)
| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846123A (en) * | 2017-10-23 | 2018-03-27 | 史立伟 | The reluctance motor of exhaust gas turbine driving |
| CN108448755A (en) * | 2018-04-11 | 2018-08-24 | 南京工业大学 | A kind of axial magnetic flux two-phase electric excitation biconvex electrode electric machine |
| CN110518765A (en) * | 2019-08-30 | 2019-11-29 | 沈阳工业大学 | A kind of claw type stator yoke insertion permanent magnet auxiliary birotor axial direction double salient-pole electric machine |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201041974Y (en) * | 2007-02-07 | 2008-03-26 | 熊巨藩 | A dual protrusion pole axial magnetic field permanent magnetic electromotor |
| CN102761216A (en) * | 2012-07-23 | 2012-10-31 | 徐宁 | Electrical excitation generator with winding-free rotor |
| CN103615465A (en) * | 2013-11-29 | 2014-03-05 | 南京工业大学 | Novel permanent magnet biased axial magnetic levitation bearing |
| CN105245073A (en) * | 2015-11-16 | 2016-01-13 | 南京理工大学 | Stator permanent-magnetic doubly salient disc-type motor |
-
2017
- 2017-02-28 CN CN201710111939.9A patent/CN106787547B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201041974Y (en) * | 2007-02-07 | 2008-03-26 | 熊巨藩 | A dual protrusion pole axial magnetic field permanent magnetic electromotor |
| CN102761216A (en) * | 2012-07-23 | 2012-10-31 | 徐宁 | Electrical excitation generator with winding-free rotor |
| CN103615465A (en) * | 2013-11-29 | 2014-03-05 | 南京工业大学 | Novel permanent magnet biased axial magnetic levitation bearing |
| CN105245073A (en) * | 2015-11-16 | 2016-01-13 | 南京理工大学 | Stator permanent-magnetic doubly salient disc-type motor |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107846123A (en) * | 2017-10-23 | 2018-03-27 | 史立伟 | The reluctance motor of exhaust gas turbine driving |
| CN107846123B (en) * | 2017-10-23 | 2019-12-06 | 南京秦淮紫云创益企业服务有限公司 | Exhaust turbine driven reluctance machine |
| CN108448755A (en) * | 2018-04-11 | 2018-08-24 | 南京工业大学 | A kind of axial magnetic flux two-phase electric excitation biconvex electrode electric machine |
| CN110518765A (en) * | 2019-08-30 | 2019-11-29 | 沈阳工业大学 | A kind of claw type stator yoke insertion permanent magnet auxiliary birotor axial direction double salient-pole electric machine |
| CN110518765B (en) * | 2019-08-30 | 2021-08-24 | 沈阳工业大学 | Claw-shaped stator yoke part embedded permanent magnet auxiliary double-rotor axial double-salient-pole motor |
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| CN106787547B (en) | 2019-12-31 |
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Effective date of registration: 20221226 Address after: Room 801, Building 8, South Shuangpu Road, Qiaolin District, Pukou District, Nanjing, Jiangsu 210,000 Patentee after: Nanjing Lichuang Intelligent Equipment Co.,Ltd. Address before: 210009, 5 new model street, Gulou District, Jiangsu, Nanjing Patentee before: NANJING University OF TECHNOLOGY |