CN107465322A - Range extender of electric vehicle grid shape rotor electric machine - Google Patents
Range extender of electric vehicle grid shape rotor electric machine Download PDFInfo
- Publication number
- CN107465322A CN107465322A CN201710989919.1A CN201710989919A CN107465322A CN 107465322 A CN107465322 A CN 107465322A CN 201710989919 A CN201710989919 A CN 201710989919A CN 107465322 A CN107465322 A CN 107465322A
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- China
- Prior art keywords
- shell
- sub
- stator
- stator core
- grid shape
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- 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
- H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
-
- 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
- H02K1/141—Stator cores with salient poles consisting of C-shaped cores
-
- 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
-
- 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
-
- 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
Abstract
Range extender of electric vehicle grid shape rotor electric machine, belongs to vehicle technology field, is made up of bent axle, shell, stator core, Exciting Windings for Transverse Differential Protection and armature winding；10 rectangular openings are evenly equipped with the periphery of shell, having between any two rectangular opening can be unshakable in one's determination with the grid shape of magnetic conduction；The stator core being fixed on distance increasing unit housing is made up of 12 uniform sub- stator cores of " Contraband " font, and sub- stator core both sides are radially projecting stator poles, and the side of the stator poles is in sector；The distance between two stator poles in one sub- stator core are less than shell rectangular opening axial length；Yoke portion coiling of the Exciting Windings for Transverse Differential Protection around all 12 sub- stator cores；This technology can give full play to the advantages of disc type electric machine power density is big, and Exciting Windings for Transverse Differential Protection path is short, copper loss is small.
Description
Technical field
The present invention relates to a kind of range extender of electric vehicle grid shape rotor electric machine, belong to vehicle technology field.
Background technology
At present electric automobile typically using the pure driven by power without distance increasing unit, it is necessary to electrokinetic cell from Large Copacity,
But external power charging and its inconvenience are only leaned on, course continuation mileage is short, and sets charging pile cost high along road.Extended-range electric vehicle is made
Pure electric automobile field is appeared in for a kind of transitional technology.Compared to traditional electric car, extended-range electric vehicle adds a combustion
Expect engine, effectively improve the problem of pure electric automobile course continuation mileage is short.After electric car travels certain mileage, battery electric quantity
When being reduced to setting value, it can be travelled by generating set with once journey pattern.
Stroke-increasing electric automobile has a distance increasing unit, and distance increasing unit is typically by engine with generating set into automobile
Electrokinetic cell is charged, also can direct-driving motor operating.Apply for a patent and be related to range extender of electric vehicle, such as application number
For 201610301847.2：A kind of electric car travel increasing device, generator amature is used as flywheel by the distance increasing unit of the invention, without extra
Flywheel is set to realize igniting.But current traditional distance increasing unit generator typically uses inner rotor core, mainly by rotor with determining
Son is arranged on the relative position of radial direction, and the stator of generator surrounds rotor, causes that the overall volume of generator is larger, and weight is inclined
Greatly, thermal diffusivity is strong.
In invention disclosed patent, Application No. 201611220240.8：A kind of distance increasing unit generator, including motor casing
Body, rotor axis of electric, rotor bearing and field frame assembly.The rotor assembly of this application motor is arranged in accommodation space, for inciting somebody to action
Mechanical energy is converted into electric energy, and field frame assembly is used to perform relative motion with rotor assembly, mechanical energy is converted into electric energy and is output to
Power supply.Number of patent application is 201610306555.8：Range extender of electric vehicle is brushless electromagnetism and built-in permanent magnetism series parallel type generator.
This application motor by adjusting the size and Orientation of electrical excitation winding electrical current, make permanent magnetic field and electromagnetic field synthesize after magnetic field
It can adjust, generator output voltage is stable.
Different from above-mentioned application motor, the application distance increasing unit uses grid shape external rotor electric machine, can give full play to disc type electricity
The advantages of acc power density is big, and Exciting Windings for Transverse Differential Protection path is short, copper loss is small.This technology generator and engine common crankshaft, subtract
Lack a double mass flywheel, reduced the quality of generator, the volume of generator is reduced using discoid rotor assembly,
Compact-sized and perfect heat-dissipating.
The content of the invention
In order to provide the range extender of electric vehicle grid shape rotor electric machine of a kind of high efficiency, high reliability, following technology is taken
Scheme：
Range extender of electric vehicle grid shape rotor electric machine, is made up of bent axle, shell, stator core, Exciting Windings for Transverse Differential Protection and armature winding, its
It is characterised by：Outer rotor of the cup-shaped shell as the motor, shell are fixed on crankshaft end；On the periphery of shell
10 rectangular openings are furnished with, having between any two rectangular opening can be unshakable in one's determination with the grid shape of magnetic conduction.
The stator core being fixed on distance increasing unit housing is made up of 12 uniform sub- stator cores of " Contraband " font, sub- stator
Both sides unshakable in one's determination are radially projecting stator poles, and the side of the stator poles is in sector；Two in one sub- stator core are fixed
The distance between sub- pole is less than shell rectangular opening axial length；Yoke portion coiling of the Exciting Windings for Transverse Differential Protection around all 12 sub- stator cores；
Yoke portion coiling of the armature winding around a sub- stator core.
Range extender of electric vehicle grid shape rotor electric machine as described above, it is characterised in that：In a circumferential direction, shell rectangle
The angle in hole is equal to the half of angle between two shell rectangular openings, and adjacent armatures winding is around on the contrary, all armature winding
It is divided into three-phase.
Range extender of electric vehicle grid shape rotor electric machine as described above, it is characterised in that：In a circumferential direction, shell rectangle
The angle in hole is equal to 3/5ths of angle between two shell rectangular openings, and all armature winding are around to identical, armature winding point
For six phases.
Beneficial effects of the present invention：
1 rotor core only has a rotating disk with grid shape hole, and light weight, rotary inertia is small, and response is rapid；
2 is ripe according to the work of brshless DC motor principle, control technology；
3 each phase windings are completely isolated, and armature winding is easy to radiate, and can be adapted to hot operation environment, and short circuit current will not cause event
The propagation of barrier, improves reliability；
4 rotor magnetic conductive areas are big, and in the case where the magnetic of same saturation is close, the technology magnetic flux of the application is big, and back-emf is high, motor work(
Rate is big；
5 detent forces and rotary inertia are small, it is rapid to respond；
The machine winding of 6 present invention is all centralized winding, and internal resistance is small, efficiency high.
Brief description of the drawings
Fig. 1 is the sectional side elevation of the technology of the present invention range extender of electric vehicle grid shape rotor electric machine.Wherein, 1 bent axle, 2 shells, 3
Fixing bolt, 4 Exciting Windings for Transverse Differential Protection, 5 stator cores, 6 armature winding, 7 distance increasing unit housings.
Cross sectional view at Fig. 2 stator core armature winding.Wherein, 1 bent axle, 4 Exciting Windings for Transverse Differential Protection, 5 stator cores, 6 armatures around
Group.
Fig. 3 is shell cross sectional view.Wherein, 2 shell.
Magnetic circuit schematic diagram when Fig. 4 is magnetic linkage maximum.Wherein, 1 bent axle, 2 shells, 3 fixing bolts, 4 Exciting Windings for Transverse Differential Protection, 5 are determined
Sub- iron core, 6 armature winding, 7 distance increasing unit housings.
Embodiment
Fig. 1 is the sectional side elevation of the technology of the present invention range extender of electric vehicle grid shape rotor electric machine.Wherein, 1 bent axle, 2 shells, 3
Fixing bolt, 4 Exciting Windings for Transverse Differential Protection, 5 stator cores, 6 armature winding, 7 distance increasing unit housings.
Range extender of electric vehicle grid shape rotor electric machine, it is characterised in that：Outer rotor of the shell as the motor, shell are solid
It is scheduled on crankshaft end；10 rectangular openings are evenly equipped with the periphery of shell, having between any two rectangular opening can be with the grid of magnetic conduction
Shape is unshakable in one's determination.
The stator core being fixed on distance increasing unit housing is made up of 12 uniform sub- stator cores of " Contraband " font, sub- stator
Both sides unshakable in one's determination are radially projecting stator poles, and the side of the stator poles is in sector；Two in one sub- stator core are fixed
The distance between sub- pole is less than shell rectangular opening axial length；Yoke portion coiling of the Exciting Windings for Transverse Differential Protection around all 12 sub- stator cores；
Yoke portion coiling of the armature winding around a sub- stator core.
In one embodiment, in a circumferential direction, the angle of shell rectangular opening is equal to angle between two shell rectangular openings
The half of degree, adjacent armatures winding is around on the contrary, all armature winding is divided into three-phase.
In another embodiment, in a circumferential direction, the angle of shell rectangular opening is equal between two shell rectangular openings
3/5ths of angle, for all armature winding around to identical, armature winding is divided into six phases.
Cross sectional view at Fig. 2 stator core windings.Wherein, 1 bent axle, 4 Exciting Windings for Transverse Differential Protection, 5 stator cores, 6 armature winding；Gu
The stator core being scheduled on distance increasing unit housing is made up of 12 uniform sub- stator cores of " Contraband " font, and sub- stator core both sides are
Radially projecting stator poles, the side of the stator poles is in sector；Between two stator poles in one sub- stator core
Distance is less than shell rectangular opening axial length；Yoke portion coiling of the Exciting Windings for Transverse Differential Protection around all 12 sub- stator cores；Armature winding around
The yoke portion coiling of one sub- stator core.
Fig. 3 is shell cross sectional view.Outer rotor of the shell as the motor, shell are fixed on crankshaft end；The circle of shell
10 rectangular openings are evenly equipped with side face, having between any two rectangular opening can be unshakable in one's determination with the grid shape of magnetic conduction.In a circumferential direction, outside
3/5ths of angle between equal to two shell rectangular openings of the angle of shell rectangular opening.
Magnetic circuit schematic diagram when Fig. 4 is magnetic linkage maximum.10 rectangular openings, any two square are evenly equipped with the periphery of shell
Having between shape hole can be unshakable in one's determination with the grid shape of magnetic conduction.When the part of shell energy magnetic conduction（Grid shape is unshakable in one's determination）When being alignd with armature pole, the electricity
The magnetic resistance of pivot pole linkage is minimum, armature winding magnetic linkage is maximum.Similar, Fig. 1 is range extender of electric vehicle grid shape rotor electric machine magnetic
The fan-shaped pylone alignment armature pole of magnetic circuit schematic diagram during chain minimum, now shell.
Its operation principle：Because the electrical excitation magnetic pole and armature pole of the present invention align in the axial direction, therefore when shell can be led
When the part of magnetic is alignd with armature pole, the magnetic resistance minimum of the armature pole linkage, armature winding magnetic linkage are maximum；When the sector of shell is led to
During the alignment armature pole of hole, the magnetic resistance maximum of the armature pole linkage, armature winding magnetic linkage are minimum.
When the part of shell energy magnetic conduction moves closer to armature pole, the mutual inductance of the phase armature winding and Exciting Windings for Transverse Differential Protection is increasing
Add；The self-induction of the phase armature winding is also increasing.When shell energy magnetic conduction is when being partially disengaged armature pole, the phase armature winding is with encouraging
The mutual inductance of magnetic winding is increasing；The self-induction of the phase armature winding is also increasing.
Because the magnetic linkage of the mutual inductance of the application armature winding and Exciting Windings for Transverse Differential Protection, armature winding linkage is also constantly becoming
Change, provide excitation field and movable rotor iron core so if being powered to Exciting Windings for Transverse Differential Protection, then armature winding can produce induction electric
Gesture.Here it is principle of the application motor as generator operation.
When the application motor is as motor running, the phase winding risen to self-induction passes to forward current, then the winding
Positive torque can be produced；The phase winding declined to self-induction passes to negative current, then the winding can produce positive torque.
Claims (3)
1. range extender of electric vehicle grid shape rotor electric machine, is made up of bent axle, shell, stator core, Exciting Windings for Transverse Differential Protection and armature winding,
It is characterized in that：
Outer rotor of the cup-shaped shell as the motor, shell are fixed on crankshaft end；
10 rectangular openings are evenly equipped with the periphery of shell, having between any two rectangular opening can be unshakable in one's determination with the grid shape of magnetic conduction；
The stator core being fixed on distance increasing unit housing is made up of 12 uniform sub- stator cores of " Contraband " font, sub- stator core
Both sides are radially projecting stator poles, and the side of the stator poles is in sector；Two stator poles in one sub- stator core
The distance between be less than shell rectangular opening axial length；
Yoke portion coiling of the Exciting Windings for Transverse Differential Protection around all 12 sub- stator cores；
Yoke portion coiling of the armature winding around a sub- stator core.
2. range extender of electric vehicle grid shape rotor electric machine as claimed in claim 1, it is characterised in that：
In a circumferential direction, the angle of shell rectangular opening is equal to the half of angle between two shell rectangular openings, adjacent armatures around
Group is around on the contrary, all armature winding is divided into three-phase.
3. range extender of electric vehicle grid shape rotor electric machine as claimed in claim 1, it is characterised in that：
In a circumferential direction, the angle of shell rectangular opening is equal to 3/5ths, Suo You electricity of angle between two shell rectangular openings
For pivot winding around to identical, armature winding is divided into six phases.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710989919.1A CN107465322B (en) | 2017-10-23 | 2017-10-23 | Range extender of electric vehicle grid shape rotor electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710989919.1A CN107465322B (en) | 2017-10-23 | 2017-10-23 | Range extender of electric vehicle grid shape rotor electric machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107465322A true CN107465322A (en) | 2017-12-12 |
| CN107465322B CN107465322B (en) | 2019-08-13 |
Family
ID=60553380
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710989919.1A Active CN107465322B (en) | 2017-10-23 | 2017-10-23 | Range extender of electric vehicle grid shape rotor electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107465322B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494956A (en) * | 2019-01-08 | 2019-03-19 | 田振荣 | Brushless mixed Magnetic driving generator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101546927A (en) * | 2009-04-23 | 2009-09-30 | 南京航空航天大学 | [-shaped modular stator segmentation rotor switched reluctance motor |
| CN104753250A (en) * | 2015-04-21 | 2015-07-01 | 山东理工大学 | Flywheel type generator of range extender for electric vehicle |
-
2017
- 2017-10-23 CN CN201710989919.1A patent/CN107465322B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101546927A (en) * | 2009-04-23 | 2009-09-30 | 南京航空航天大学 | [-shaped modular stator segmentation rotor switched reluctance motor |
| CN104753250A (en) * | 2015-04-21 | 2015-07-01 | 山东理工大学 | Flywheel type generator of range extender for electric vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109494956A (en) * | 2019-01-08 | 2019-03-19 | 田振荣 | Brushless mixed Magnetic driving generator |
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| Publication number | Publication date |
|---|---|
| CN107465322B (en) | 2019-08-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20181219 Address after: 266000 Wang Siwenzhuan, Department of Logistics, Shandong Vocational College of Foreign Trade, 201 Jufeng Road, Licang District, Qingdao City, Shandong Province Applicant after: Shi Zhengqi Address before: 255090 Karen garden, Ma Shang Town, Zhangdian District, Zibo City, Zibo, Shandong 34, 419 Applicant before: Shi Liwei |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20190718 Address after: Luohu District Shenzhen Shennan Road 518000 No. 4020 Guangdong provincial power dispatching center building Applicant after: Shenzhen Power Supply Bureau Co., Ltd. Applicant after: Shenzhen Comtop Information Technology Co., Ltd. Address before: 266000 Wang Siwenzhuan, Department of Logistics, Shandong Vocational College of Foreign Trade, 201 Jufeng Road, Licang District, Qingdao City, Shandong Province Applicant before: Shi Zhengqi |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |