CN110460175A - A kind of axial magnetic flux concentratred winding type mixed excitation electric machine - Google Patents
A kind of axial magnetic flux concentratred winding type mixed excitation electric machine Download PDFInfo
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- CN110460175A CN110460175A CN201910683071.9A CN201910683071A CN110460175A CN 110460175 A CN110460175 A CN 110460175A CN 201910683071 A CN201910683071 A CN 201910683071A CN 110460175 A CN110460175 A CN 110460175A
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- excitation
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- 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
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- 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
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
- H02K21/04—Windings on magnets for additional excitation ; Windings and magnets for additional excitation
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/28—Layout of windings or of connections between windings
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The invention discloses a kind of axial magnetic flux concentratred winding type mixed excitation electric machines.The motor includes a stator disc and two rotor disks, and wherein stator disc includes stator core, armature winding, excitation winding and magnetic guiding loop, and rotor disk includes rotor back yoke, leading pole block and permanent magnet；It is provided with stator slot at left and right sides of the stator core of stator disc, armature winding is mounted in the conductive magnetic yoke of stator core；Two rotor disks are separately positioned on stator disc two sides, and rotor number of poles matches to form concentratred winding electric machine structure with number of stator slots；Permanent magnet and leading pole block are alternately mounted on rotor disk, and two rotor disks pole that is staggered is mounted on stator disc two sides, and wherein leading pole block extends in radial direction to outer ring, and forms the additional air gap of excitation field in the axial direction with magnetic guiding loop in stator core.Power density of the present invention is high, flux control range is wide, with important application prospects in drive system of electric automobile, hybrid power electricity generation system, aviation electric propulsion system.
Description
Technical field
The present invention relates to axial flux permanent magnet motor technical field, especially a kind of axial magnetic flux concentratred winding type mixing is encouraged
Magneto.
Background technique
It is convenient that mixed excitation electric machine integrates magneto high efficiency, high power density and electromagnetic type synchronous motor flux control
The advantages of, the two advantage is played to greatest extent.By the adjusting of exciting current, weak magnetism speed expansion ability is greatly improved, and low speed turns greatly
The efficiency of square and high speed weak magnetic field operation is obviously improved；It can guarantee to turn under low torque load by the adjusting of exciting current simultaneously
Square precision controlling, and strong overload capacity in short-term is further increased, so as to take into account hub motor well in following four
The requirement of aspect: 1. the efficient operation area range of wide speed range operation motor body needs further expansion；2. strong overload with
Wide revolving speed weak magnetic ability has both simultaneously；3. torque precision should be able to be effectively ensured under wide load torque variation range；4. high
Speed runs the lower safety for guaranteeing entire vehicle electrical system of back-emf impact after lower armature supply weak magnetic control failure.And axial magnetic field
Magneto has torque density high, and stator structure is various informative, and overload capacity is strong, and axial arrangement is compact to wait significant advantages, fits
It closes and is integrated in vehicle hub, therefore composite excitation axial direction electric machine is as hub motor, in distributed-driving electric automobile field
With biggish application value and prospect.
Composite excitation motor in axial magnetic field has caused the extensive concern of domestic and foreign scholars at present.Existing composite excitation
Axial magnetic field permanent magnet motor is all excitation winding to be introduced on the basis of the mixed excitation electric machine of conventional axial magnetic field, or use rotor
The structure of magnetic shunt path realizes the non-brushing of electrical excitation, or excitation winding is added on stator using rotor magnetic pole Splittable structure.
For example, (the Comparative study of new axial field permanent magnet hybrid of document 1
Excitation machines, EGIET Electric Power Applications, 2017) in
The axis magnetic field mixed excitation electric machine torque density with higher of description and preferable flux control characteristic, however the type motor
Rotor needs to lose the peculiar advantage of the frivolous structure of axial direction electric machine in axially-extending, it is difficult to realize one as hub motor
Change integrated.Journal article (Design, Analysis, and the Control of that IEEE Trans.Ind.Electron. is delivered
A Hybrid Field-Controlled Axial-Flux Permanent-Magnet Motor, Metin Aydin,
Surong Huang, Thomas A.Lipo, IEEE Transactions on Industrial Electronics,
Volume:57, Issue:1, Jan.2010) described in axial magnetic field mixed excitation electric machine using magnetic pole Splittable knot
Structure, the structure introduce excitation winding on stator, and adjustable magnetic ability is greatly improved compared to magneto, however should
Structure excitation winding is larger as the leakage field among stator, and power density needs to be further increased, while the peace of excitation winding
It fills empty part and receives certain limitation；Dual-feeding mixed excitation axial magnetic field magento motor disclosed in patent CN200510112091
Also belong to the type mixed excitation electric machine structural topology.In addition, in recent years the tremendous development of reluctance motor also derive it is a series of
Mixed excited magnetic pass switching type axial magnetic field motor, such as a kind of double H-shaped stator iron disclosed in patent CN201710086123
A kind of disc type bimorph transducer mixing disclosed in heart birotor composite excitation type axial magnetic flux switch permanent magnet motor, CN201610944356
Exciting motor belongs to mixed excited magnetic pass switching type axial magnetic field motor, and the type motor is convenient with flux control, ties
The advantages such as structure is simple；However the basic principle of the type motor is come to the power density of motor body and the elevator belt of structural strength
Biggish challenge, uses magnetic flux unipolarity to switch, and iron core utilization rate is low, it is difficult to which the torque face for reaching synchronous excitation motor is close
Degree is horizontal.
Summary of the invention
The purpose of the present invention is to provide the wide axial magnetic flux concentratred winding types of a kind of power density height, flux control range
Mixed excitation electric machine.
The technical solution for realizing the aim of the invention is as follows: a kind of axial magnetic flux concentratred winding type mixed excitation electric machine, packet
A stator disc and two rotor disks are included, wherein stator disc includes stator core, armature winding, excitation winding and magnetic guiding loop, is turned
Sub-disk includes rotor back yoke, leading pole block and permanent magnet；
It is provided with 12N stator slot at left and right sides of the stator core of the stator disc, N is natural number, and armature winding is mounted on
In the conductive magnetic yoke of stator core, armature winding is ring structure；The excitation winding is mounted on stator core outer ring or stator iron
Intracardiac circle or stator core Internal and external cycle are installed simultaneously；
Described two rotor disks are separately positioned on stator disc two sides, and rotor number of poles matches to form concentratred winding with number of stator slots
Electric machine structure；The permanent magnet and leading pole block are alternately mounted on rotor disk, form the pole 10N rotor field, two rotor disks
The pole that is staggered is mounted on stator disc two sides, and wherein leading pole block extends in radial direction to outer ring, and with led in stator core
Magnet ring forms the additional air gap of excitation field in the axial direction.
As a kind of specific example, the stator slot groove profile of the stator core is consistent with quantity, and stator core uses silicon steel
Piece steel coil strip is around forming, or uses soft-magnetic composite material die cast.
As a kind of specific example, the stator core uses modular construction, and slots and reserved determine in stator core
The thickness of sub- volume and the thickness of stator tooth are identical.
As a kind of specific example, when the excitation winding is mounted on armature winding outer ring, magnetic guiding loop be mounted on excitation around
Group outer ring, when excitation winding is mounted on armature winding inner ring, magnetic guiding loop is mounted on magnet exciting coil inner ring；Stator core Internal and external cycle is same
When installation excitation winding when, magnetic guiding loop is mounted on stator cage, and stator cage is in magnetic guiding loop outer ring.
As a kind of specific example, the magnetic guiding loop using silicon-steel sheet coiled around form or using soft-magnetic composite material die casting and
At.
As a kind of specific example, the material of the leading pole block is identical as stator core or magnetic guiding loop.
Compared with prior art, the present invention its remarkable advantage is: (1) using the form of slotted ring shape concentratred winding, subtract
Small happy axial end portion winding electrical loss, improves the efficiency of motor；(2) structure of modular stator is used, winding uses flat wire
Straight forming technology improves winding copper factor and wire winding performance, improves torque density；(3) axis of SMC material is utilized
Guide magnetic action realizes parallel circuits, and permanent magnetic circuit and electrical excitation flux coupled are small, and adjustable magnetic effect is good, reduce permanent magnet
Demagnetization risk；(4) axial magnetic field structure is used, excitation winding circular ring structure is easy to improve copper factor, and axial length is short, is easier to
It is integrated in wheel hub.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of axial magnetic flux concentratred winding type mixed excitation electric machine of the invention, wherein (a) is excitation
Winding is mounted on mixed excitation electric machine explosive view when stator core outer ring, (b) is mounted on stator core outer ring for excitation winding
When mixed excitation electric machine perspective view, mixed excitation electric machine explosive view when (c) being mounted on stator core inner ring for excitation winding.
Fig. 2 is stator core of 12 slots 10 to polar axis to flux concentrating coiled pipe type mixed excitation electric machine in the embodiment of the present invention
Structural schematic diagram.
Fig. 3 is the structural schematic diagram of rotor magnetizer in the embodiment of the present invention.
Fig. 4 is the structural schematic diagram of rotor permanent magnet in the embodiment of the present invention.
Fig. 5 is that 12 slots 10 are fixed to the modularization of flux concentrating coiled pipe type mixed excitation electric machine to polar axis in the embodiment of the present invention
The structural schematic diagram of son.
Fig. 6 is that 12 slots 10 are fixed to the modularization of flux concentrating coiled pipe type mixed excitation electric machine to polar axis in the embodiment of the present invention
The structural schematic diagram of sub- individual module.
In figure: 1, stator core；2, armature winding；3, permanent magnet；4, excitation winding；5, magnetic guiding loop；6, leading pole block；7,
Rotor back yoke.
Specific embodiment
Axial magnetic flux concentratred winding type mixed excitation electric machine of the present invention, including a stator disc and two rotor disks, wherein
Stator disc includes stator core 1, armature winding 2, excitation winding 4 and magnetic guiding loop 5, and rotor disk includes rotor back yoke 7, leading pole block
6 and permanent magnet 3；
12N stator slot is provided at left and right sides of the stator core 1 of the stator disc, N is natural number, and armature winding 2 is installed
In the conductive magnetic yoke of stator core 1, armature winding 2 is ring structure；The excitation winding 4 be mounted on 1 outer ring of stator core or
1 inner ring of stator core or 1 Internal and external cycle of stator core are installed simultaneously；
Described two rotor disks are separately positioned on stator disc two sides, and rotor number of poles matches to form concentratred winding with number of stator slots
Electric machine structure；The permanent magnet 3 and leading pole block 6 are alternately mounted on rotor disk, form the pole 10N rotor field, two rotors
Intertwining to open a pole and be mounted on stator disc two sides, wherein leading pole block 6 extends in radial direction to outer ring, and with stator core 1
Upper magnetic guiding loop 5 forms the additional air gap of excitation field in the axial direction.
Further, the stator slot groove profile of the stator core 1 is consistent with quantity, and stator core 1 uses silicon steel sheet steel band
It winds, or uses soft-magnetic composite material die cast.
Further, the stator core 1 uses modular construction, and the stator volume of slotting reserved in stator core 1
Thickness is identical as the thickness of stator tooth.
Further, when the excitation winding 4 is mounted on 2 outer ring of armature winding, magnetic guiding loop 5 is mounted on outside excitation winding 4
Circle, when excitation winding 4 is mounted on 2 inner ring of armature winding, magnetic guiding loop 5 is mounted on 4 inner ring of magnet exciting coil；1 Internal and external cycle of stator core
When installing excitation winding 4 simultaneously, magnetic guiding loop 5 is mounted on stator cage, and stator cage is in magnetic guiding loop outer ring.
Further, the magnetic guiding loop 5 is using silicon-steel sheet coiled around forming or formed using soft-magnetic composite material die casting.
Further, the material of the leading pole block 6 is identical as stator core 1 or magnetic guiding loop 5.
Invention is further described in detail in the following with reference to the drawings and specific embodiments.
Embodiment
In conjunction with Fig. 1, a kind of axial magnetic flux concentratred winding type mixed excitation electric machine of the present invention, including a stator disc and two
Rotor disk, wherein stator disc includes stator core 1, armature winding 2, excitation winding 4 and magnetic guiding loop 5, and rotor disk includes rotor back
Yoke 7, leading pole block 6 and permanent magnet 3；
Fig. 1 (a) is mixed excitation electric machine explosive view when excitation winding is mounted on stator core outer ring, and Fig. 1 (b) is excitation
Winding is mounted on mixed excitation electric machine perspective view when stator core outer ring, and Fig. 1 (c) is that excitation winding is mounted in stator core
Mixed excitation electric machine explosive view when circle.
In conjunction with Fig. 2,12 stator slots are provided at left and right sides of the stator core 1 of the stator disc, armature winding 2 is mounted on fixed
In the conductive magnetic yoke of sub- iron core 1, armature winding 2 is ring structure, and excitation winding 4 is mounted on 2 inner ring of armature winding or outer ring, magnetic conduction
Ring 5 is mounted on 4 outer ring of excitation winding；
In conjunction with Fig. 3, Fig. 4, described two rotor disks are separately positioned on stator disc two sides, and rotor number of poles is matched with number of stator slots
Form concentratred winding electric machine structure；The permanent magnet 3 and leading pole block 6 are alternately mounted on rotor disk, and two rotor disks are staggered
One pole is mounted on stator disc two sides, and wherein leading pole block 6 extends and magnetic guiding loop 5 in stator core 1 in radial direction to outer ring
The additional air gap of excitation field is formed in the axial direction.
Further, in conjunction with Fig. 5, Fig. 6, the stator slot groove profile of the stator core 1 is consistent with quantity, and stator core 1 is adopted
With silicon steel sheet steel coil strip around forming, or use soft-magnetic composite material die cast；The stator volume for slotting reserved in stator core 1
Thickness it is identical as the thickness of stator tooth；Modular construction can be used in stator core 1.
Further, the excitation winding 4 may be mounted at 1 outer ring of stator core, 1 inner ring of stator core or stator
1 Internal and external cycle of iron core is installed simultaneously；The magnetic guiding loop 5 is mounted on 4 outer ring of excitation winding；The magnetic guiding loop 5 using silicon-steel sheet coiled around
It forms or is formed using soft-magnetic composite material die casting.
Further, the material of the leading pole block 6 is identical as stator core 1 or magnetic guiding loop 5.
The present invention uses the form of slotted ring shape concentratred winding, reduces happy axial end portion winding electrical loss, improves motor
Efficiency；Using the structure of modular stator, winding uses flat wire straight forming technology, improves winding copper factor and coiling work
Skill performance, improves torque density；It is acted on using the axial magnetic conduction of SMC material, realizes parallel circuits, permanent magnetic circuit and electricity are encouraged
Magnetic flux coupled is small, and adjustable magnetic effect is good, reduces permanent magnet demagnetization risk；Using axial magnetic field structure, excitation winding annulus knot
Structure is easy to improve copper factor, and axial length is short, it is easier to which wheel hub is integrated.
Claims (6)
1. a kind of axial magnetic flux concentratred winding type mixed excitation electric machine, which is characterized in that including a stator disc and two rotors
Disk, wherein stator disc includes stator core (1), armature winding (2), excitation winding (4) and magnetic guiding loop (5), and rotor disk includes turning
Sub- back yoke (7), leading pole block (6) and permanent magnet (3)；
12N stator slot is provided at left and right sides of the stator core (1) of the stator disc, N is natural number, armature winding (2) installation
In the conductive magnetic yoke of stator core (1), armature winding (2) is ring structure；The excitation winding (4) is mounted on stator core
(1) outer ring or stator core (1) inner ring or stator core (1) Internal and external cycle are installed simultaneously；
Described two rotor disks are separately positioned on stator disc two sides, and rotor number of poles matches to form concentratred winding motor with number of stator slots
Structure；The permanent magnet (3) and leading pole block (6) are alternately mounted on rotor disk, form the pole 10N rotor field, two rotors
Intertwining to open a pole and be mounted on stator disc two sides, wherein leading pole block (6) extends in radial direction to outer ring, and and stator core
(1) magnetic guiding loop (5) forms the additional air gap of excitation field in the axial direction on.
2. axial magnetic flux concentratred winding type mixed excitation electric machine according to claim 1, which is characterized in that the stator iron
The stator slot groove profile of the heart (1) is consistent with quantity, and stator core (1) is multiple around forming, or using soft magnetism using silicon steel sheet steel coil strip
Condensation material die cast.
3. axial magnetic flux concentratred winding type mixed excitation electric machine according to claim 1 or 2, which is characterized in that described fixed
Sub- iron core (1) uses modular construction, and the thickness phase of the thickness for the stator volume for slotting reserved in stator core (1) and stator tooth
Together.
4. axial magnetic flux concentratred winding type mixed excitation electric machine according to claim 1 or 2, which is characterized in that described to encourage
When magnetic winding (4) is mounted on armature winding (2) outer ring, magnetic guiding loop (5) is mounted on excitation winding (4) outer ring, excitation winding (4) peace
When mounted in armature winding (2) inner ring, magnetic guiding loop (5) is mounted on magnet exciting coil (4) inner ring；Stator core (1) Internal and external cycle is pacified simultaneously
When filling excitation winding (4), magnetic guiding loop (5) is mounted on stator cage, and stator cage is arranged in magnetic guiding loop outer ring.
5. axial magnetic flux concentratred winding type mixed excitation electric machine according to claim 4, which is characterized in that the magnetic guiding loop
(5) using silicon-steel sheet coiled around forming or formed using soft-magnetic composite material die casting.
6. axial magnetic flux concentratred winding type mixed excitation electric machine according to claim 5, which is characterized in that the leading pole
The material of block (6) is identical as stator core (1) or magnetic guiding loop (5).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910683071.9A CN110460175B (en) | 2019-07-26 | 2019-07-26 | Axial magnetic flux concentrated winding type hybrid excitation motor |
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| CN201910683071.9A CN110460175B (en) | 2019-07-26 | 2019-07-26 | Axial magnetic flux concentrated winding type hybrid excitation motor |
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| CN110460175A true CN110460175A (en) | 2019-11-15 |
| CN110460175B CN110460175B (en) | 2020-11-06 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994821A (en) * | 2019-12-31 | 2020-04-10 | 郑州轻工业大学 | Magnetic flux modulation stator structure using axial sectional type hysteresis loop |
| CN111049288A (en) * | 2019-12-31 | 2020-04-21 | 郑州轻工业大学 | Surrounding type winding magnetic flux modulation stator structure |
| CN111541351A (en) * | 2020-04-30 | 2020-08-14 | 南京理工大学 | Double-stator single-rotor axial magnetic field hybrid excitation synchronous motor |
| CN112054610A (en) * | 2020-09-21 | 2020-12-08 | 广州市昊志机电股份有限公司 | Stator module, motor and direct-drive rotary table |
| CN112737152A (en) * | 2020-12-17 | 2021-04-30 | 郑州轻工业大学 | Novel centralized automatic magnetic-regulating speed-regulating motor stator structure |
| CN113437849A (en) * | 2021-07-09 | 2021-09-24 | 沈阳工业大学 | Double-rotor single-stator axial magnetic flux hybrid excitation motor |
| TWI756120B (en) * | 2021-04-27 | 2022-02-21 | 鴻銘節能股份有限公司 | Improved structure of disc generator |
| CN116317421A (en) * | 2023-05-15 | 2023-06-23 | 湖南大学 | Single-stator double-rotor axial magnetic flux hybrid excitation counter-rotating motor |
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| CN109660098A (en) * | 2019-02-28 | 2019-04-19 | 郑州大学 | A kind of covert two-rotor axial magnetic flux Circular Winding synchronous motor of pole-changing |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110994821A (en) * | 2019-12-31 | 2020-04-10 | 郑州轻工业大学 | Magnetic flux modulation stator structure using axial sectional type hysteresis loop |
| CN111049288A (en) * | 2019-12-31 | 2020-04-21 | 郑州轻工业大学 | Surrounding type winding magnetic flux modulation stator structure |
| CN111541351A (en) * | 2020-04-30 | 2020-08-14 | 南京理工大学 | Double-stator single-rotor axial magnetic field hybrid excitation synchronous motor |
| CN111541351B (en) * | 2020-04-30 | 2022-04-01 | 南京理工大学 | Double-stator single-rotor axial magnetic field hybrid excitation synchronous motor |
| CN112054610A (en) * | 2020-09-21 | 2020-12-08 | 广州市昊志机电股份有限公司 | Stator module, motor and direct-drive rotary table |
| CN112737152A (en) * | 2020-12-17 | 2021-04-30 | 郑州轻工业大学 | Novel centralized automatic magnetic-regulating speed-regulating motor stator structure |
| CN112737152B (en) * | 2020-12-17 | 2021-10-22 | 郑州轻工业大学 | Centralized automatic magnetic-regulating speed-regulating motor stator structure |
| TWI756120B (en) * | 2021-04-27 | 2022-02-21 | 鴻銘節能股份有限公司 | Improved structure of disc generator |
| CN113437849A (en) * | 2021-07-09 | 2021-09-24 | 沈阳工业大学 | Double-rotor single-stator axial magnetic flux hybrid excitation motor |
| CN113437849B (en) * | 2021-07-09 | 2023-10-24 | 沈阳工业大学 | Double-rotor single-stator axial magnetic flux hybrid excitation motor |
| CN116317421A (en) * | 2023-05-15 | 2023-06-23 | 湖南大学 | Single-stator double-rotor axial magnetic flux hybrid excitation counter-rotating motor |
| CN116317421B (en) * | 2023-05-15 | 2023-08-29 | 湖南大学 | Single-stator double-rotor axial magnetic flux hybrid excitation counter-rotating motor |
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| CN110460175B (en) | 2020-11-06 |
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