CN107026545A - A kind of hybrid vehicle brushless Double-stator motor - Google Patents
A kind of hybrid vehicle brushless Double-stator motor Download PDFInfo
- Publication number
- CN107026545A CN107026545A CN201710442608.3A CN201710442608A CN107026545A CN 107026545 A CN107026545 A CN 107026545A CN 201710442608 A CN201710442608 A CN 201710442608A CN 107026545 A CN107026545 A CN 107026545A
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- China
- Prior art keywords
- stator
- magnetic ring
- adjustable magnetic
- internal rotor
- axial line
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Classifications
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- 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
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/02—Details
- H02K21/021—Means for mechanical adjustment of the excitation flux
-
- 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)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses a kind of hybrid vehicle brushless Double-stator motor, including motor casing（5）, motor casing（5）The first stator being inside from left to right arranged in order（1）, adjustable magnetic ring（3）With the second stator（4）, internal rotor（2）Positioned at the first stator（1）It is internal；Internal rotor（2）With the output shaft of internal combustion engine（6）Connection, internal combustion engine output shaft（6）It is supported on casing（5）Left side bearing hole in, adjustable magnetic ring（3）Connect main reducing gear input shaft（3‑3）, main reducing gear input shaft（3‑3）It is supported on casing（5）Right side bearing hole in；First stator（1）Axial line, internal rotor（2）Axial line, adjustable magnetic ring（3）Axial line and the second stator（4）Axial line coincides.Motor brushless, the slip ring structure, can reduce the complexity of electric machine structure, improve the reliability of motor work, reduce electrical machmary maintenance cost, are conducive to winding to radiate and raising rotor dynamic balancing performance, increase operating efficiency.
Description
Technical field
The invention belongs to field of hybrid electric vehicles, and in particular to a kind of hybrid vehicle brush-less permanent magnetic-magnetic resistance is combined
Formula Double-stator motor.
Background technology
Hybrid electric vehicle is transitional product of the fuel-engined vehicle to pure electric vehicle, in hybrid electric vehicle research, in order to overcome
Engine and system miscellaneous part are unable to cooperation in existing tandem, parallel drive device, for whole system volume
Heavy, complicated, power consumption discharge is big, and the problem of effectively can not export power, Chinese patent literature CN1929244A in
On March 14th, 2007 provides a kind of axial radial flux structure compound permanent-magnet machine.The design feature of the motor turns for permanent magnetism
Son is drum-shaped, and the left outer surface of p-m rotor has the permanent magnet of multiple axial chargings, and the inner circle wall of p-m rotor is installed
There is the permanent magnet of multiple radial magnetizings.
The problem of patent is present be：There is the winding of rotation on iron core, need to install on end face to the left brush,
Slip ring structure is that it charges or to stator as its power supply so that electric energy is inputted into batteries, while the presence of brush is added
Mechanical oscillation and noise, add mechanical wear and maintenance cost, reduce device reliability and transmission efficiency, while internal rotor
Winding also radiates difficulty.
The content of the invention
The problem of existing for existing axial radial flux structure compound permanent-magnet machine, technology to be solved by this invention
Problem is just to provide a kind of hybrid vehicle brushless Double-stator motor, motor brushless, the slip ring structure, can reduce motor
The complexity of structure, improves the reliability of motor work, reduces electrical machmary maintenance cost, turns while being conducive to winding to radiate and improve
Sub- dynamic balance performance, increases operating efficiency.
The technical problems to be solved by the invention realize that it includes motor casing, motor by such technical scheme
The first stator, adjustable magnetic ring and the second stator being from left to right arranged in order in shell, internal rotor are located at the first stator interior；
First stator inner surface has 12 salient poles, and three-phase centralization winding is embedded in the teeth groove of the first stator inner surface；It is interior
Rotor circumferentially equably leads directly to embedded eight pieces of permanent magnets；The right side of internal rotor is adjustable magnetic ring, and adjustable magnetic ring is by eight pieces of magnetic conductors
The cirque structure of composition is alternately arranged with eight pieces of non-magnetizers；Second stator is located at the right side of adjustable magnetic ring,
The left end face of second stator, which is radially diverged, is provided with eight fan grooves, is the second salient stator between adjacent two fan groove
Have in pole, the second stator salient poles and be wound with Exciting Windings for Transverse Differential Protection, three-phase between the second stator backlash, two neighboring second stator backlash
Distributed armature winding is wrapped in stator salient poles, and stator permanent magnet is attached to the second stator salient poles surface；
The output shaft connection of internal rotor and internal combustion engine, internal combustion engine output shaft is supported in the left side bearing hole of casing, and adjustable magnetic ring connects
Main reducing gear input shaft is connect, main reducing gear input shaft is supported in the right side bearing hole of casing；First stator axial line, internal rotor
Axial line, adjustable magnetic ring axial line and the second stator axial line coincide.
The solution have the advantages that：
1st, on internal rotor of the present invention only have permanent magnet and without winding, it is easy to cool down, solve the problems, such as heating in winding and rotor dynamic balancing；
Avoid using electric brush slip ring structure simultaneously, so as to realize motor non-brushing；Non-brushing makes electric machine structure simple, improves electromechanical energy
Conversion efficiency and reliability, without lubrication, reduce maintenance cost；
2nd, the centralized armature winding of three-phase, Exciting Windings for Transverse Differential Protection and permanent magnet are placed in the second stator simultaneously, in " pure permanent magnetism " and " pure electricity
Balance is obtained between excitation ", permanent magnet flux switch motor main field regulation difficulty, permanent magnet is solved and occurs irreversible demagnetization
The problem of risk, and it is low to avoid " electrical excitation " motor torque density, enhances air-gap field regulating power, it is adaptable to various evils
Bad environment；
3rd, in the present invention internal rotor and its permanent magnet, adjustable magnetic ring, the second stator and its permanent magnet constitutes magnetic gear transmission dress
Put, it utilizes magnetic drives, no Mechanical Contact, overcome the intrinsic mechanical fatigue of mechanical gear transmission device, frictional dissipation,
The shortcomings of vibration noise；Without lubrication in running, clean, without greasy dirt；It can separate drive connection in time in overload, have
Self-protection function, meanwhile, magnetic gear operates steadily the torque capacity that can accurately determine to transmit.
Brief description of the drawings
The brief description of the drawings of the present invention is as follows：
Fig. 1 is applied to the driving system structure figure of hybrid electric vehicle for the present invention；
Fig. 2 is the first stator and internal rotor sectional view；
Fig. 3 is adjustable magnetic ring sectional view；
Fig. 4 is the second stator left view；
Fig. 5 is the second stator top view.
In figure：1. the first stator；1-1. three-phases centralization winding；The stator salient poles of 1-2. first；2. internal rotor；Turn in 2-1.
Sub- permanent magnet；3. adjustable magnetic ring；3-1. magnetic conductor；3-2. non-magnetizer；3-3. main reducing gear input shafts；3-4. bearing；
4. the second stator；4-1. three-phases distribution armature winding；4-2. Exciting Windings for Transverse Differential Protection；The stator permanent magnets of 4-3. second；4-4. the
Two stator backlashes；The stator salient poles of 4-5. second；4-6. fan groove；
5. motor casing；6. internal combustion engine output shaft；7.AC/DC voltage inverters；8.DC/AC voltage inverters；9. battery.
Embodiment
The invention will be further described with reference to the accompanying drawings and examples：
As shown in figure 1, the present invention includes the first stator 1, the adjustable magnetic ring 3 being from left to right arranged in order in motor casing 5, motor casing 5
With the second stator 4, internal rotor 2 is located inside the first stator 1；
As shown in Figures 2 and 3, the inner surface of the first stator 1 has 12 salient pole 1-2, three-phase centralization winding 1-1 insertions first
In the teeth groove of stator inner surface；Internal rotor 2 circumferentially equably leads directly to embedded eight pieces of permanent magnet 2-1；The right side of internal rotor 2 is tune
Magnet ring 3, adjustable magnetic ring 3 is alternately arranged the cirque structure constituted by eight pieces of magnetic conductor 3-1 and eight pieces of non-magnetizer 3-2；Second
Stator 4 is located at the right side of adjustable magnetic ring 3；
As shown in Figure 4 and Figure 5, the left end face of the second stator 4, which is radially diverged, is provided with eight fan groove 4-6, and adjacent two is fan-shaped
It is to have the second stator backlash 4-4, two neighboring second on the second stator salient poles 4-5, the second stator salient poles 4-5 between groove 4-6
Exciting Windings for Transverse Differential Protection 4-2 is wound between the 4-4 of stator backlash, three-phase distribution armature winding 4-1 is wrapped on stator salient poles 4-5, it is fixed
Sub- permanent magnet 4-3 is attached to the second stator salient poles 4-5 surfaces；
As shown in figure 1, internal rotor 2 is connected with the output shaft 6 of internal combustion engine, internal combustion engine output shaft 6 is supported on the left side bearing of casing 5
Kong Zhong, adjustable magnetic ring 3 connects main reducing gear input shaft 3-3, and main reducing gear input shaft 3-3 is supported in the right side bearing hole of casing 5；
The axial line of first stator 1, the axial line of internal rotor 2, the axial line of adjustable magnetic ring 3 and the axial line of the second stator 4 coincide.
The operation principle of the present invention：
It is adjustable magnetic ring 3 between internal rotor and the second stator, the magnetic conductor of adjustable magnetic ring need to be from the higher material of magnetic conductivity.Adjustable magnetic ring
Air-gap permeance is changed based on magnetic field modulation principle, the magnetic field that internal rotor permanent-magnetic body and the second stator permanent magnet are produced is in adjustable magnetic ring
Adjusted in the air gap of both sides, make to there are countless harmonic fields in air-gap field, and interact：Add after adjustable magnetic ring 3,
The magnetic field that the magnetic field or the second stator permanent magnet 4-3 that internal rotor permanent-magnetic body 2-1 is produced are produced, the rotation of its magnetic flux density space harmonics
Rotary speed changes, i.e. the velocity of rotation different from object where permanent magnet, therefore forms in air gap different numbers of pole-pairs
Harmonic field.The magnetic field phase for the identical number of pole-pairs that internal rotor is produced with the air-gap harmonic magnetic field of adjustable magnetic interannular with opposite side permanent magnet
Effect, realizes the torque transmission of internal rotor 2 and adjustable magnetic ring 3 under different rotating speeds, and modulated ring is exported, and realizes gear；
The number of times same magnetic field phase separation that the air-gap harmonic magnetic field number of times of second stator and modulation interannular is produced with internal rotor permanent-magnetic body, makes
The torque that second stator 4 is produced directly is transferred to adjustable magnetic ring 3 via air-gap field and exported.
Hybrid electric vehicle engine with internal rotor 2 is coaxial is connected, a part of modulated magnetic of mechanical output of engine output
Adjustable magnetic ring 3 is directly passed to after the permanent magnet modulation of the both sides of ring 3 to export；The centralized winding 1-1 sensings of three-phase on first stator 1
The rotating excitation field of internal rotor permanent-magnetic body, electric energy is converted into by another part mechanical energy that engine is exported, and flows into AC/DC voltages inverse
Become in device 7 and charged into battery 9, the electric energy part in battery 9 is powered for Exciting Windings for Transverse Differential Protection 4-2, to produce exciting current, when
Electrical excitation source will be produced by being passed through to Exciting Windings for Transverse Differential Protection 4-2 after direct current, and it produces excitation field with permanent magnet excitation source collective effect,
When electricity excitation magnetic field and permanent magnetic field are in opposite direction, air-gap field weakens, and when both directions are identical, air-gap field strengthens, and leads to
Overregulate DC excitation size of current and direction to realize adjustable magnetic function, so as to realize torque or rate performance requirement；Another portion
Point electric energy become again through DC/AC voltage inverters 8 three phase sine alternating current of changing commanders send into the distributed armature of three-phase of the second stator 4 around
To produce electromagnetic torque in group 4-1, internal rotor rotation, the modulated ring in magnetic field of the permanent magnet generation of the both sides of adjustable magnetic ring 3 are driven
Torque is produced after modulation, and the torque of generation is passed into adjustable magnetic ring 3 by air-gap field.Engine is directly passed to adjustable magnetic ring
Torque and the electromagnetic torque acted on adjustable magnetic ring that three-phase distribution armature winding 4-1 is produced in the second stator are superimposed, altogether
Same-action on adjustable magnetic ring with drive hybrid vehicle move ahead.
Compared with the problem of existing axial radial flux structure compound permanent-magnet machine is present, on internal rotor of the present invention only
Permanent magnet and without winding, it is easy to cool down, solve the problems, such as heating in winding and rotor dynamic balancing；Avoid using electric brush slip ring knot simultaneously
Structure, so as to realize motor non-brushing；Non-brushing makes electric machine structure simple, improves energy converting between mechanical efficiency and reliability, without
Lubrication, reduces maintenance cost；Using composite excitation, permanent magnet flux switch motor main field regulation difficulty, permanent magnet are solved
The problem of generation irreversible demagnetization risk；It is driven using magnetic gear, reduces mechanical wear and noise, is protected with self is overloaded
Shield ability.
Claims (1)
1. a kind of hybrid vehicle brushless Double-stator motor, including motor casing（5）, it is characterized in that：Motor casing（5）It is interior from a left side
The first stator being arranged in order to the right side（1）, adjustable magnetic ring（3）With the second stator（4）, internal rotor（2）Positioned at the first stator（1）It is interior
Portion；
First stator（1）Inner surface has 12 salient poles（1-2）, three-phase centralization winding（1-1）Table in embedded first stator
In the teeth groove in face；Internal rotor（2）Circumferentially equably lead directly to embedded eight pieces of permanent magnets（2-1）；Internal rotor（2）Right side be adjustable magnetic
Ring（3）, adjustable magnetic ring（3）It is by eight pieces of magnetic conductors（3-1）With eight pieces of non-magnetizers（3-2）It is alternately arranged the annular knot of composition
Structure；Second stator（4）Positioned at adjustable magnetic ring（3）Right side；
Second stator（4）Left end face radially diverge and be provided with eight fan grooves（4-6）, adjacent two fan groove（4-6）Between
For the second stator salient poles（4-5）, the second stator salient poles（4-5）On have the second stator backlash（4-4）, two neighboring second stator
Backlash（4-4）Between be wound with Exciting Windings for Transverse Differential Protection（4-2）, three-phase distribution armature winding（4-1）It is wrapped in stator salient poles（4-5）
On, stator permanent magnet（4-3）It is attached to the second stator salient poles（4-5）Surface；
Internal rotor（2）With the output shaft of internal combustion engine（6）Connection, internal combustion engine output shaft（6）It is supported on casing（5）Left side bearing hole
In, adjustable magnetic ring（3）Connect main reducing gear input shaft（3-3）, main reducing gear input shaft（3-3）It is supported on casing（5）Right-hand axis
In bearing bore；First stator（1）Axial line, internal rotor（2）Axial line, adjustable magnetic ring（3）Axial line and the second stator（4）Axial line phase
Overlap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442608.3A CN107026545B (en) | 2017-06-13 | 2017-06-13 | A kind of hybrid vehicle brushless Double-stator motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710442608.3A CN107026545B (en) | 2017-06-13 | 2017-06-13 | A kind of hybrid vehicle brushless Double-stator motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107026545A true CN107026545A (en) | 2017-08-08 |
| CN107026545B CN107026545B (en) | 2019-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710442608.3A Expired - Fee Related CN107026545B (en) | 2017-06-13 | 2017-06-13 | A kind of hybrid vehicle brushless Double-stator motor |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001423A (en) * | 2012-11-20 | 2013-03-27 | 史立伟 | Internal-external double-stator electro-magnetic double-salient starter generator |
| CN203278577U (en) * | 2013-05-24 | 2013-11-06 | 江西省电力设计院 | Outer-stator wind-driven generator |
| CN104883015A (en) * | 2015-05-06 | 2015-09-02 | 东南大学 | Dual-stator superconductive exciting field modulating motor |
| JP2016192841A (en) * | 2015-03-31 | 2016-11-10 | 株式会社Ihi | Switched reluctance rotating machine |
-
2017
- 2017-06-13 CN CN201710442608.3A patent/CN107026545B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103001423A (en) * | 2012-11-20 | 2013-03-27 | 史立伟 | Internal-external double-stator electro-magnetic double-salient starter generator |
| CN203278577U (en) * | 2013-05-24 | 2013-11-06 | 江西省电力设计院 | Outer-stator wind-driven generator |
| JP2016192841A (en) * | 2015-03-31 | 2016-11-10 | 株式会社Ihi | Switched reluctance rotating machine |
| CN104883015A (en) * | 2015-05-06 | 2015-09-02 | 东南大学 | Dual-stator superconductive exciting field modulating motor |
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| Publication number | Publication date |
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| CN107026545B (en) | 2019-06-25 |
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Granted publication date: 20190625 |
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