CN102570753A - Permanent magnet harmonic motor - Google Patents
Permanent magnet harmonic motor Download PDFInfo
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- CN102570753A CN102570753A CN2011104521540A CN201110452154A CN102570753A CN 102570753 A CN102570753 A CN 102570753A CN 2011104521540 A CN2011104521540 A CN 2011104521540A CN 201110452154 A CN201110452154 A CN 201110452154A CN 102570753 A CN102570753 A CN 102570753A
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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
- H02K21/02—Details
- H02K21/04—Windings on magnets for additional excitation ; Windings and magnets for additional excitation
- H02K21/046—Windings on magnets for additional excitation ; Windings and magnets for additional excitation with rotating permanent magnets and stationary field winding
-
- 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
- H02K21/14—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K21/16—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
-
- 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
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/18—Windings for salient poles
- H02K3/20—Windings for salient poles for auxiliary purposes, e.g. damping or commutating
-
- 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)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The invention discloses a permanent magnet harmonic motor, which comprises a rotor mechanism, a stator mechanism and a support mechanism, wherein a plurality of permanent magnets are arranged on the rotor mechanism; the stator mechanism is matched with the rotor mechanism; bearing components are arranged on the support mechanism; the rotor mechanism is connected with the support mechanism through the bearing components; and magnetic regulation teeth on which distributed windings are arranged are circumferentially formed at a part of the stator mechanism close to the rotor mechanism. By the design, a magnetic regulation ring structure is eliminated, so that the number of parts in the harmonic motor is decreased, the harmonic motor has a simple structure, and an assembly process is simple; and in addition, the independent magnetic regulation ring structure is eliminated, so that the weight of the whole motor is decreased, the size of the motor is reduced, reduction in the unsprung mass of an electric vehicle is facilitated, and the stability and riding comfort of the vehicle are improved.
Description
Technical field
The present invention relates to a kind of permanent magnetism harmonic motor.
Background technology
In order to solve world energy sources anxiety and problem of environmental pollution; Electric automobile becomes the research focus of automobile manufacturing company and research institution with the remarkable advantage of its high efficiency low emission, and the electric automobile of the wheel hub motor drive system of especially efficient, high power density is considered to state-of-the-art type of drive.
Motor is as the core component of wheel hub driving automobile, and high performance motor is determining the fast development of electric automobile.Wheel hub drives electric motor car and mainly contains two kinds of Motor Drive at present: external rotor electric machine and inner rotor motor.In order to satisfy the requirement of wheel actual speed, inner rotor motor need mate the complicated planetary gear reducing mechanism of a cover, and the volume and weight of whole drive system increases greatly, the corresponding increase of cost of investment.In addition, noise is big, efficient is low, transmission precision is low, low-response also is its weak point, and the wearing and tearing of gear box can reduce the life-span and the reliability of system.And the external-rotor motor of employing low engine speed range high torque (HT) characteristic, because the requirement of range of speeds compound vehicle wheel actual speed need not be mated reducing gear, usually by the direct drive wheels of motor outer rotor.Patent document number is that CN101789667A discloses a kind of outer-rotor composite permanent-magnetic brushless in-wheel motor of electric vehicle, and it comprises external rotor, the back shaft that links to each other with external rotor, be arranged on the external rotor yoke portion of external rotor inwall, along the circumferential direction evenly embed permanent magnet on the rotor yoke outside, link to each other with permanent magnet and be fixed on adjustable magnetic ring on the back shaft, be arranged between adjustable magnetic ring and the back shaft and be fixed on stator on the back shaft, be wrapped in winding on the stator, be arranged on bearing and rotating shaft on the back shaft.This motor has been cancelled the external rotor part of the internal rotor and the motor of magnetic gear, directly with carrying out Conversion of energy with stator field after the magnetic field modulation of adjustable magnetic ring with the permanent magnet of the external rotor of magnetic gear and working.Though adjustable magnetic ring and stator that this motor adopts are static relatively, and be more with regard to number of components, cause the harmonic motor structure comparatively complicated, also make production technology and assembling process comparatively complicated simultaneously.
Summary of the invention
For this reason, technical problem to be solved by this invention is that the harmonic motor number of components of solution prior art is too much, baroque technical problem, thus it is less to propose a kind of number of components, novel permanent magnetic harmonic motor simple in structure.
For solving the problems of the technologies described above, a kind of novel permanent magnetic harmonic motor of the present invention comprises: rotor mechanism, and said rotor mechanism is provided with some permanent magnets; Stator mechanism cooperates with said rotor mechanism; Supporting mechanism, said supporting mechanism is provided with bearing assembly, and said rotor mechanism is connected with said supporting mechanism through said bearing assembly; Said stator mechanism upwards forms the adjustable magnetic tooth in the part week near said rotor mechanism, and said adjustable magnetic tooth is provided with distributed winding.
Above-mentioned permanent magnetism harmonic motor, said stator mechanism is provided with centralized winding, and said centralized winding equates with the number of pole-pairs of said distributed winding, all equals the number of pole-pairs of said stator winding.
Above-mentioned permanent magnetism harmonic motor evenly offers stator slot in the said stator mechanism, and divided stator is divided into some stator tooths, several adjustable magnetic teeth that evenly distribute on each stator tooth, and each stator tooth is provided with said centralized winding.
Above-mentioned permanent magnetism harmonic motor, said adjustable magnetic tooth be molded over said stator mechanism near part week of said rotor mechanism upwards, and the convexity of radially extending.
Above-mentioned permanent magnetism harmonic motor, the number of said adjustable magnetic tooth equal the logarithm and the said stator mechanism winding number of pole-pairs sum of the embedded said permanent magnet of rotor mechanism.
Above-mentioned permanent magnetism harmonic motor, said permanent magnet is embedded on the said rotor mechanism.
Above-mentioned permanent magnetism harmonic motor, said rotor mechanism are external rotor mechanism, and said stator mechanism is an internal stator mechanism; Or said rotor mechanism is an internal rotor mechanism, and said stator mechanism is an external stator mechanism.
Above-mentioned permanent magnetism harmonic motor, said external rotor mechanism comprises the end cap that external rotor is outside with being located at said external rotor, said end cap is connected with supporting mechanism through bearing; Said internal stator mechanism comprises internal stator and the axle that is connected with said internal stator.
Above-mentioned permanent magnetism harmonic motor, the V-shaped distribution of said permanent magnet, and be the rectangle permanent magnet, per two adjacent said V-type permanent magnet poles are opposite.
Above-mentioned permanent magnetism harmonic motor, said stator mechanism is concentric topological structure with said rotor mechanism, has air gap between stator mechanism and said rotor mechanism.
Above-mentioned permanent magnetism harmonic motor is provided with the not magnetic conduction filling component that insulate in the said stator slot, be used to separate said distributed winding and said centralized winding.
Above-mentioned permanent magnetism harmonic motor, said permanent magnet are Nd-Fe-B permanent magnet.
Above-mentioned permanent magnetism harmonic motor, said stator and said rotor all adopt silicon steel sheet to build up.
Above-mentioned permanent magnetism harmonic motor, said external rotor supporter and external rotor end cap are fixed on the outer ring of Bearning mechanism.Said stator is fixed on the axle.
Above-mentioned permanent magnetism harmonic motor, said supporting mechanism are cylindrical shell.
A kind of electric automobile with wheel hub drive motors, said motor are arbitrary above-mentioned permanent magnetism harmonic motor.
A kind of wind-driven generator with wind drive motor, said wind drive motor are arbitrary above-mentioned permanent magnetism harmonic motor.
Above-mentioned wind-driven generator, said centralized winding and said distributed winding are forward series connection or differential concatenation.
Technique scheme of the present invention is compared prior art and is had the following advantages:
1. permanent magnetism harmonic motor of the present invention, wherein, said stator mechanism upwards forms the adjustable magnetic tooth in the part week near said rotor mechanism; Described adjustable magnetic tooth is provided with distributed winding, and the adjustable magnetic ring structure has been removed in this design, makes harmonic motor internal part negligible amounts; And structure is simpler, thereby makes assembling process simple, in addition; Save independently adjustable magnetic ring structure, alleviated the weight of whole motor more, the size of having dwindled motor; Help reducing the nonspring carried mass of electric automobile, thereby improved the stability and the ride comfort of automobile.
2. said stator mechanism is provided with centralized winding; And said centralized winding and said distributed winding arranged stacked; This design can make motor when weak magnetic speed-up is controlled, still keep higher torque fan-out capability, satisfies the high rotating speed requirement of electric automobile on the expressway time; And the torque output bigger than single cover winding is provided under low speed, satisfies electric automobile requirement to big torque when low speed is perhaps climbed.
3. the number of said adjustable magnetic tooth equals the logarithm and the said stator mechanism winding number of pole-pairs sum of the embedded said permanent magnet of rotor mechanism; This design lets certain first harmonic magnetic field of producing and transmission energy identical with the motor stator number of pole-pairs; Make the motor stator number of magnetic poles reduce; The groove number reduces, and has reduced the difficulty of processing of stator slot.
Description of drawings
For content of the present invention is more clearly understood, below according to a particular embodiment of the invention and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1 is the harmonic motor structure chart of external rotor internal stator;
Fig. 2 is the side diagrammatic sketch of the harmonic motor of external rotor internal stator;
Fig. 3 is distributed winding distribution map;
Fig. 4 is centralized winding distribution map;
Fig. 5 is the harmonic motor structure chart of external stator internal rotor;
Fig. 6 is the cut-away view of external stator internal rotor harmonic motor;
Reference numeral is expressed as among the figure: 1-rotor mechanism, 2-permanent magnet, 3-stator mechanism, 4-adjustable magnetic tooth, the centralized winding of 5-, the distributed winding of 6-, 7-insulate not magnetic conduction filling component, 8-supporting mechanism, 9-end cap, 10-bearing assembly, 11-axle;
Embodiment
Embodiment 1
Permanent magnetism harmonic motor as shown in Figure 1 comprises: rotor mechanism 1, and said rotor mechanism 1 is provided with some permanent magnets 2; The shape of said permanent magnet 2 can be many kinds, wherein, is preferably rectangle; Permanent magnet 2 has many kinds with the annexation of said rotor mechanism, wherein, be preferably and be embedded on the said rotor mechanism, when rotor in the high speed rotating process, permanent magnet is difficult for dropping; In addition, the distribution mode of said permanent magnet 2 can have many kinds, wherein, is preferably V-shaped distribution, and per two adjacent said V-type permanent magnet 2 magnetic poles are opposite; Said harmonic motor also comprises stator mechanism 3, cooperates with said rotor mechanism 1, and wherein 1 of stator mechanism 3 and said rotor mechanism have air gap; Comprise supporting mechanism 8 again, said supporting mechanism 8 is provided with bearing assembly 10, and said rotor mechanism 1 is connected with said supporting mechanism 8 through said bearing assembly 10; Said stator mechanism 3 upwards forms adjustable magnetic tooth 4 in the part week near said rotor mechanism 1, and described adjustable magnetic tooth 4 is provided with distributed winding 6.In the present embodiment, said rotor mechanism 1 is an external rotor mechanism, and said stator mechanism 3 is an internal stator mechanism.As shown in Figure 2, said external rotor mechanism comprises the end cap 9 that external rotor is outside with being located at said external rotor, and said end cap 9 is connected with supporting mechanism 8 through bearing assembly 10; Said supporting mechanism can be cylindrical shell, and said internal stator mechanism comprises internal stator and the axle 11 that is connected with said internal stator.
In order to make motor when weak magnetic speed-up is controlled, still keep higher torque fan-out capability, satisfy the high rotating speed requirement of electric automobile on the expressway time; And the torque output bigger than single cover winding is provided under low speed, satisfies electric automobile requirement to big torque when low speed is perhaps climbed.Can in said stator mechanism 3, centralized winding 5 be set, and said centralized winding equates with the number of pole-pairs of said distributed winding, all equal the number of pole-pairs of said stator winding.Distributed winding sees that with the preferred connected mode of centralized winding the represented mode of Fig. 3 and Fig. 4 is connected.Said distributed winding 6 and 5 of said centralized windings are provided with the not magnetic conduction filling component 7 that insulate, and are used to separate said distributed winding 6 and said centralized winding 5, and be as shown in Figure 1.
For the structure that makes the adjustable magnetic tooth is simpler, and obtain adjustable magnetic effect preferably, said accent flute profile be molded over said stator mechanism near part week of said rotor mechanism upwards, and the convexity of radially extending.
Transmit energy for certain the first harmonic magnetic field that makes generation is identical with the motor stator number of pole-pairs; Thereby allow to reduce motor stator number of magnetic poles, groove number; And then reducing the difficulty of processing of stator slot, the number of said adjustable magnetic tooth is preferably the logarithm that equals the embedded said permanent magnet of rotor mechanism and said stator mechanism winding number of pole-pairs sum.
p
rBe the magnetic pole logarithm of external rotor permanent magnet iron, n
sBe the number of adjustable magnetic piece, p
sBe winding number of pole-pairs, G
rRotating ratio for rotor and stator field.
Should satisfy following primary condition during the harmonic motor steady operation:
Number of pole-pairs condition: p
r=n
s-p
s(1)
Rotor stator magnetic field rotating ratio:
The number of pole-pairs parameter of motor described in the present embodiment: 2,18 adjustable magnetic teeth 4 of 16 pairs of permanent magnets.Can draw stator winding magnetic pole logarithm p by above formula (1)
s=2, so the number of pole-pairs of centralized winding 5 and distributed winding 6 all is 2 pairs in the present embodiment, like Fig. 3, shown in Fig. 4 winding distribution map.Can draw the magnetic field rotating ratio G of rotor and stator from formula (2)
r=-8, so the rotary speed of external rotor has only 1/8 of identical rotor pole logarithm conventional motors rotary speed of rotator, the direction of stator field rotation is opposite with the rotor direction of rotation.If the electric automobile frequency of supply is 50Hz, the rotating speed that can know the rotating magnetic field of stator is 1500rpm, and then the rotating speed of external rotor is 187.5rpm, satisfies the speed requirement of electric automobile operation basically.
The motor of present embodiment can be used for electric automobile, as the wheel hub drive motors.
Also can be used for wind-driven generator, as wind-driven generator.When being used for wind-driven generator; Can be according to the size of wind speed; Said centralized winding and said distributed winding can be forward series connection or differential concatenation, can select the connected mode of two kinds of windings through connecting choice device, wherein; When wind speed hour, select the forward series connection to improve energy output; When wind speed is excessive, can select differential concatenation so that brake torque to be provided, guarantee that blade rotational speed remains in the normal operating range of unit design.
Like Fig. 5 and permanent magnetism harmonic motor shown in Figure 6, the difference of the motor of present embodiment and embodiment 1 is that said rotor mechanism is an internal rotor mechanism, and said stator mechanism is an external stator mechanism.
Referring to Fig. 6, in the present embodiment, said external stator, supporting mechanism 8 and end cap 9 are individually fixed on the outer ring of bearing assembly 10.Said rotor is fixed on the axle 11, and said supporting mechanism can be cylindrical shell.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to execution mode.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation of being extended out thus or change still are among the protection range of the invention.
Claims (10)
1. permanent magnetism harmonic motor comprises:
Rotor mechanism, said rotor mechanism is provided with some permanent magnets;
Stator mechanism cooperates with said rotor mechanism;
Supporting mechanism, said supporting mechanism is provided with bearing assembly, and said rotor mechanism is connected with said supporting mechanism through said bearing assembly;
It is characterized in that: said stator mechanism upwards forms the adjustable magnetic tooth in the part week near said rotor mechanism, and said adjustable magnetic tooth is provided with distributed winding.
2. permanent magnetism harmonic motor according to claim 1 is characterized in that:
Said stator mechanism is provided with centralized winding, and said centralized winding equates with the number of pole-pairs of said distributed winding, all equals the number of pole-pairs of said stator winding.
3. permanent magnetism harmonic motor according to claim 1 is characterized in that:
Said adjustable magnetic tooth be molded over said stator mechanism near part week of said rotor mechanism upwards, and the convexity of radially extending.
4. according to the arbitrary described permanent magnetism harmonic motor of claim 1-3, it is characterized in that:
The number of said adjustable magnetic tooth equals the logarithm and the said stator mechanism winding number of pole-pairs sum of the embedded said permanent magnet of rotor mechanism.
5. permanent magnetism harmonic motor according to claim 4 is characterized in that:
Said permanent magnet is embedded on the said rotor mechanism.
6. permanent magnetism harmonic motor according to claim 5 is characterized in that:
Said rotor mechanism is an external rotor mechanism, and said stator mechanism is an internal stator mechanism;
Or said rotor mechanism is an internal rotor mechanism, and said stator mechanism is an external stator mechanism.
7. permanent magnetism harmonic motor according to claim 6 is characterized in that:
Said external rotor mechanism comprises the end cap that external rotor is outside with being located at said external rotor, and said end cap is connected with supporting mechanism through bearing;
Said internal stator mechanism comprises internal stator and the axle that is connected with said internal stator.
8. permanent magnetism harmonic motor according to claim 7 is characterized in that:
The V-shaped distribution of said permanent magnet, and be the rectangle permanent magnet, per two adjacent said V-type permanent magnet poles are opposite.
9. electric automobile with wheel hub drive motors, it is characterized in that: said motor is the arbitrary described permanent magnetism harmonic motor of claim 1-8.
10. wind-driven generator with wind drive motor, it is characterized in that: said wind drive motor is the arbitrary described permanent magnetism harmonic motor of claim 1-8.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452154.0A CN102570753B (en) | 2011-12-29 | 2011-12-29 | Permanent magnet harmonic motor |
| AU2012361425A AU2012361425B2 (en) | 2011-12-29 | 2012-12-28 | Permanent magnet harmonic motor |
| PCT/CN2012/087838 WO2013097766A1 (en) | 2011-12-29 | 2012-12-28 | Permanent magnet harmonic motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110452154.0A CN102570753B (en) | 2011-12-29 | 2011-12-29 | Permanent magnet harmonic motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102570753A true CN102570753A (en) | 2012-07-11 |
| CN102570753B CN102570753B (en) | 2015-01-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110452154.0A Active CN102570753B (en) | 2011-12-29 | 2011-12-29 | Permanent magnet harmonic motor |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN102570753B (en) |
| AU (1) | AU2012361425B2 (en) |
| WO (1) | WO2013097766A1 (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097766A1 (en) * | 2011-12-29 | 2013-07-04 | 中国科学院深圳先进技术研究院 | Permanent magnet harmonic motor |
| CN103887948A (en) * | 2014-04-10 | 2014-06-25 | 山东理工大学 | Built-in permanent magnet steel hub driving motor of electric vehicle |
| CN105846568A (en) * | 2016-03-23 | 2016-08-10 | 东南大学 | Modularized rotor of outer rotor hub motor |
| CN107404169A (en) * | 2017-09-05 | 2017-11-28 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor rotor core structure |
| CN108336837A (en) * | 2018-02-26 | 2018-07-27 | 江苏大学 | A kind of composite excitation direct driving motor |
| CN109768642A (en) * | 2018-11-29 | 2019-05-17 | 珠海格力电器股份有限公司 | External rotor motor and vehicle |
| CN116388499B (en) * | 2023-05-26 | 2023-08-11 | 山东科技大学 | Stator modularized bilateral permanent magnet excitation type magnetic field modulation wind driven generator |
| WO2023168920A1 (en) * | 2022-03-05 | 2023-09-14 | 宁波恒帅股份有限公司 | Harmonic magnetic field driving electric motor |
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| JP2001061245A (en) * | 1999-08-19 | 2001-03-06 | Shibaura Densan Kk | Permanent magnet rotor |
| CN2640102Y (en) * | 2003-08-18 | 2004-09-08 | 何石思 | Rare earth two-phase generator |
| CN101789667A (en) * | 2010-03-05 | 2010-07-28 | 东南大学 | Outer-rotor composite permanent-magnetic brushless in-wheel motor of electric vehicle |
| CN201717764U (en) * | 2010-05-11 | 2011-01-19 | 唐山曹妃甸锂源电动汽车驱动总成有限公司 | Permanent magnet brushless motor for electric vehicle |
| CN102055291A (en) * | 2011-01-07 | 2011-05-11 | 东南大学 | Magnetic field modulation type Halbach permanent magnetic direct drive motor |
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| JP4900069B2 (en) * | 2007-06-13 | 2012-03-21 | トヨタ自動車株式会社 | Rotating electric machine |
| JP5526495B2 (en) * | 2008-05-21 | 2014-06-18 | 富士電機株式会社 | Permanent magnet rotating electric machine |
| CN101969257B (en) * | 2010-10-21 | 2015-05-20 | 清华大学 | Hybrid excitation permanent magnet motor with tooth harmonic excitation |
| CN102570753B (en) * | 2011-12-29 | 2015-01-28 | 中国科学院深圳先进技术研究院 | Permanent magnet harmonic motor |
-
2011
- 2011-12-29 CN CN201110452154.0A patent/CN102570753B/en active Active
-
2012
- 2012-12-28 WO PCT/CN2012/087838 patent/WO2013097766A1/en active Application Filing
- 2012-12-28 AU AU2012361425A patent/AU2012361425B2/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001061245A (en) * | 1999-08-19 | 2001-03-06 | Shibaura Densan Kk | Permanent magnet rotor |
| CN2640102Y (en) * | 2003-08-18 | 2004-09-08 | 何石思 | Rare earth two-phase generator |
| CN101789667A (en) * | 2010-03-05 | 2010-07-28 | 东南大学 | Outer-rotor composite permanent-magnetic brushless in-wheel motor of electric vehicle |
| CN201717764U (en) * | 2010-05-11 | 2011-01-19 | 唐山曹妃甸锂源电动汽车驱动总成有限公司 | Permanent magnet brushless motor for electric vehicle |
| CN102055291A (en) * | 2011-01-07 | 2011-05-11 | 东南大学 | Magnetic field modulation type Halbach permanent magnetic direct drive motor |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013097766A1 (en) * | 2011-12-29 | 2013-07-04 | 中国科学院深圳先进技术研究院 | Permanent magnet harmonic motor |
| CN103887948A (en) * | 2014-04-10 | 2014-06-25 | 山东理工大学 | Built-in permanent magnet steel hub driving motor of electric vehicle |
| CN105846568A (en) * | 2016-03-23 | 2016-08-10 | 东南大学 | Modularized rotor of outer rotor hub motor |
| CN107404169A (en) * | 2017-09-05 | 2017-11-28 | 江苏航天动力机电有限公司 | New-energy automobile wheel hub motor rotor core structure |
| CN108336837A (en) * | 2018-02-26 | 2018-07-27 | 江苏大学 | A kind of composite excitation direct driving motor |
| CN109768642A (en) * | 2018-11-29 | 2019-05-17 | 珠海格力电器股份有限公司 | External rotor motor and vehicle |
| WO2023168920A1 (en) * | 2022-03-05 | 2023-09-14 | 宁波恒帅股份有限公司 | Harmonic magnetic field driving electric motor |
| CN116388499B (en) * | 2023-05-26 | 2023-08-11 | 山东科技大学 | Stator modularized bilateral permanent magnet excitation type magnetic field modulation wind driven generator |
Also Published As
| Publication number | Publication date |
|---|---|
| AU2012361425B2 (en) | 2015-04-16 |
| CN102570753B (en) | 2015-01-28 |
| WO2013097766A1 (en) | 2013-07-04 |
| AU2012361425A1 (en) | 2014-08-21 |
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