CN106230211A - H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic - Google Patents
H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic Download PDFInfo
- Publication number
- CN106230211A CN106230211A CN201610814989.9A CN201610814989A CN106230211A CN 106230211 A CN106230211 A CN 106230211A CN 201610814989 A CN201610814989 A CN 201610814989A CN 106230211 A CN106230211 A CN 106230211A
- Authority
- CN
- China
- Prior art keywords
- type
- unshakable
- determination
- motor
- magnet steel
- Prior art date
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/02—Machines with one stator and two or more rotors
-
- 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
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
- H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
-
- 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
- H02K1/2786—Outer 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
- H02K21/12—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
- H02K21/222—Flywheel magnetos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Abstract
The present invention provides a kind of H type monolateral concentrated magnetic Hot Spare flywheel energy storage to send out all-in-one with dynamic, use up and down and inside and outside be dual-rotor structure, its ectomesoderm rotor is monolateral concentrated magnetic structure, outer rotor is outer layer concentrated magnetic structure, to ensure that outer layer magnetic field of permanent magnet does not affect internal layer core construction, thus internal layer iron core thickness can be the thinnest, reduces again core loss while saving space, improves system effectiveness.The present invention, by improving the utilization rate of stator winding to save space, and is substantially improved torque density.Additionally, Dual-layer structure can realize electric machine structure Hot Spare, there is fault-tolerant ability.
Description
Technical field
The present invention relates to a kind of dynamic all-in-one, particularly relate to a kind of H type monolateral concentrated magnetic Hot Spare flywheel energy storage with dynamic
Send out all-in-one.
Background technology
Flywheel energy storage system has two classes by dynamic all-in-one major motor structure of sending out: one is conventional motors structure, and two is double turning
Sub-motor structure.
Document 1 " Novel turbine magneto based on multiple physical field method design " proposes a kind of based on Halbach
The seal stator formula turbine magneto of magnet, the monolateral poly-magnetic characteristic of Halbach magnet and preferable air gap flux density are sinusoidal
Degree, can be effectively improved generator power density, improve winding back-emf.
Document 2 " research of novel transverse magnetic flux permanent magnet motor based on 3D-FEM " proposes a kind of novel transverse magnetic flux forever
Magneto (TFPM) structure, i.e. uses single-side structural, type stator poly-magnetic rotor structure unshakable in one's determination, built-in.And motor is discussed
The physical dimension change impact on motor flux leakage coefficient.
Document 3 " numerical computations of Halbach array magnetic coupling driving torque " application ANSYS software is to 24 pole formulas
The air-gap field of Halbach type magnetic coupling carries out finite element analysis, along with the increase of permanent magnet thickness, and its driving torque value
Change greatly and more can fully demonstrate when using large-size permanent magnet the monolateral poly-magnetic characteristic of Halbach array;Along with yoke
The increase of ferrum thickness, driving torque is on a declining curve but impact is the least, therefore, can when designing Halbach type magnetic coupling
With cancellation yoke structure to reduce rotary inertia, thus strengthen the transmission performance of shaft coupling.
Prior art all cannot realize structure Hot Spare, and torque density and power density low.The present invention proposes a kind of tool
Having the dynamic of H iron-core structure to send out all-in-one, H iron-core is interior outer double-layer structure, and outer layer magnetic field is monolateral concentrated magnetic.H iron-core
The most also being double-decker, can realize Hot Spare structure, have fault tolerance, complete machine safety is largely increased.Owing to adopting
By H iron-core structure, by the utilization rate of raising stator winding to save space, and torque density and unit mass are substantially improved
Density, reduces the total quality of flywheel energy storage system, promotes energy storage density.
Summary of the invention
The invention aims to provide a kind of H type monolateral concentrated magnetic Hot Spare flywheel energy storage to send out all-in-one with dynamic.
The object of the present invention is achieved like this: includes motor outer wall 12, be arranged on the motor at motor outer wall 12 two ends
End cap 2 and motor bottom end cover 11, the axle 4 being arranged between motor upper cover 2 and motor bottom end cover 11 by bearing 5, H type internal layer
Unshakable in one's determination 10, H type outer layer iron core 6, H type internal layer unshakable in one's determination 10 all parallel with the axis of axle 4 with the vertical section of H type outer layer iron core 6, be connected
Vertically the interlude of section is vertical with the axis of axle 4, and H type internal layer unshakable in one's determination 10 is arranged on axle 4 by the vertical section of inner side, in H type
The outside upright section of layer unshakable in one's determination 10 is connected by connector 13 with the vertical section of the inner side of H type outer layer iron core 6, and connector 13 institute
The position of the position interlude unshakable in one's determination with two corresponding, the medial shaft straight section of H type outer layer iron core 6 is provided with magnet steel 7, edge
Motor upper cover 2 and motor bottom end cover 11 circumference is respectively arranged with winding skeleton 8, winding skeleton 8 is provided with winding 9, and
Winding 9 is between magnet steel 7 and H type internal layer iron core 10.
Present invention additionally comprises so some architectural features:
1. magnet steel 7 has 16 blocks of little magnet steel composition, 16 blocks of little magnet steel carry out space-alternating arrangement with the quantity of 4 pieces, every pole,
And the direction of magnetization of adjacent little magnet steel differs 90 degree.
2. winding skeleton 8 is arranged on the electric motor end cap of correspondence by rivet 3.
Compared with prior art, the invention has the beneficial effects as follows: the magnetic line of force overwhelming majority produced by the magnet steel of the present invention
It is distributed in outside it, and the stray field of inner side is relatively small;H type internal layer iron core is little affected by the magnetic field of outer rotor magnet steel generation
Impact, it is possible to by lower thickness, reduces core loss while saving space;H iron-core is interior outer double-layer structure, magnetic field
Intensity gets a promotion;H iron-core is the most also double-decker, can realize Hot Spare structure, has fault tolerance, complete machine safety
It is largely increased;Owing to using H iron-core structure, by the utilization rate of raising stator winding to save space, and significantly carry
Rise torque density and per mass density, reduce the total quality of flywheel energy storage system, promote energy storage density.Use H type list
Limit concentrated magnetic Hot Spare structure replaces conventional motors structure, and in energy-storing flywheel system runs, it is achieved Redundancy Design, system is run
Reliability significantly improves.The present invention uses Hot Spare rotor structure to replace conventional rotor configuration, it is achieved fault-tolerant design, security of system
Property gets a promotion.After outer rotor magnet steel 7 arranges as shown in Figure 2, the external closing type that can realize magnetic field runs.Outer rotor magnet steel uses
Bonding mode is fixed with outer layer iron core, installs end cap at axial two ends, can realize magnet steel in radial direction, tangential and axial limit
Position, it is ensured that the reliability service of drive mechanism.Magnet steel of the present invention arrangement is simple, reliable, technique is simple.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the main apparent direction of the present invention;
Fig. 2 is the schematic diagram in side-looking direction of the present invention.
In figure: 1: head bolts;2: motor upper cover;3: rivet;4: axle;5: bearing;6:H type outer layer is unshakable in one's determination;7: magnet steel;
8: winding skeleton;9: winding;10:H type internal layer is unshakable in one's determination;11: motor bottom end cover;12: motor outer wall, 13: connector.
Detailed description of the invention
With detailed description of the invention, the present invention is described in further detail below in conjunction with the accompanying drawings.
The purpose of the present invention is to propose to one have upper and lower and inside and outside be birotor, and be monolateral concentrated magnetic Hot Spare
The flywheel energy storage of structure is dynamic sends out an all-in-one, and this is dynamic sends out an all-in-one machine structure and have a high reliability, high energy storage density, high torque density,
There is the remarkable advantage of fault-tolerant ability.Use H iron-core monolateral concentrated magnetic structure that flywheel energy storage system dynamic can be substantially improved
The work efficiency of body machine and reliability.
In conjunction with Fig. 1 and Fig. 2, the present invention includes motor outer wall 12, is arranged on motor upper cover 2 and at motor outer wall 12 two ends
Motor bottom end cover 11, the axle 4 being arranged between motor upper cover 2 and motor bottom end cover 11 by bearing 5, H type internal layer iron core 10,
H type outer layer iron core 6, H type internal layer iron core 10 is all parallel with the axis of axle 4 with the vertical section of H type outer layer iron core 6, be connected vertical section
Interlude vertical with the axis of axle 4, H type internal layer unshakable in one's determination 10 is arranged on axle 4 by the vertical section of inner side, H type internal layer iron core
The outside upright section of 10 is connected by connector 13 with the vertical section of the inner side of H type outer layer iron core 6, and the position at connector 13 place
The position putting the interlude unshakable in one's determination with two is corresponding, and the medial shaft straight section of H type outer layer iron core 6 is provided with magnet steel 7, along motor
Upper end cover 2 and motor bottom end cover 11 circumference are respectively arranged with winding skeleton 8, and winding skeleton 8 is provided with winding 9, and winding 9
Between magnet steel 7 and H type internal layer iron core 10.Magnet steel 7 has 16 blocks of little magnet steel composition, 16 blocks of little magnet steel with the quantity of 4 pieces, every pole
Carry out space-alternating arrangement.Winding skeleton 8 is arranged on the electric motor end cap of correspondence by rivet 3.Motor outer wall 12 and two ends
Lid is linked together by head bolts 1.
H type internal layer unshakable in one's determination 10 uses magnetic conductive metal material.H type outer layer iron core 6, uses corrosion-resistant not magnetic conduction construction steel
Material.Outer rotor magnet steel 7, carries out parallel magnetization according to magnetizing direction shown in Fig. 2, it is ensured that the direction of magnetization difference 90 of adjacent magnet steel
Degree.Outer rotor magnet steel pole embrace is 1, can be closely cooperated with outer rotor iron core by bonding mode, play radially and tangentially
Position-limiting action.Outside rotor magnetic steel 7 and H type outer layer unshakable in one's determination 6 by bonding carry out radially fixed after, can be consolidated by the end cap at two ends
Fixed, thus limit the axial displacement of outer rotor magnet steel 7.
The present invention relates to a kind of novel H type monolateral concentrated magnetic Hot Spare flywheel energy storage and send out all-in-one with dynamic.This dynamic one
Machine use up and down and inside and outside be dual-rotor structure, its ectomesoderm rotor is monolateral concentrated magnetic structure, and outer rotor is outer strata magnetic
Type structure, to ensure that outer layer magnetic field of permanent magnet does not affect internal layer core construction, thus internal layer iron core thickness can be the thinnest, saves sky
Reduce again core loss while between, improve system effectiveness.By the utilization rate of raising stator winding to save space, and significantly
Promote torque density.Additionally, Dual-layer structure can realize electric machine structure Hot Spare, there is fault-tolerant ability.
H type outer layer unshakable in one's determination 6 is monolateral concentrated magnetic structure, and H type outer layer iron core 6 (outer rotor) uses outer layer concentrated magnetic structure,
To ensure that outer layer magnetic field of permanent magnet does not affect internal layer core construction, therefore H type internal layer 10 lower thickness unshakable in one's determination, reduce iron core and damage
Consumption, magnetic field intensity is increased dramatically, and system effectiveness gets a promotion.H iron-core is the most also double-decker, can realize Hot Spare
Structure, has fault tolerance, and complete machine safety is largely increased.Owing to using H iron-core structure, by improving stator winding
Utilization rate to save space, and torque density and per mass density are substantially improved, reduce the entirety of flywheel energy storage system
Quality, promotes energy storage density.
H type internal layer unshakable in one's determination 10 uses permeability magnetic material.By bonding between H type outer layer unshakable in one's determination 6 and magnet steel 7 (permanent magnet composition)
Mode is fixed, and outer rotor magnet steel carries out spatial arrangement with the quantity of 4 pieces, every pole, and its arrangement rule is as in figure 2 it is shown, pass through upper and lower side
Cover external rotor magnetic steel to be axially fixed.According to the magnet steel arrangement mode in Fig. 2, it is possible to achieve the outer closure in outer rotor magnetic field
Distribution, its magnetic line of force is distributed in the outside of outer rotor, improves torque density, and eliminates tradition yoke portion magnetic conductive loop, real
Now reduce the purpose of leakage field.
Claims (3)
1.H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic, it is characterised in that: include motor outer wall (12), set
Put the motor upper cover (2) at motor outer wall (12) two ends and motor bottom end cover (11), be arranged on motor upper end by bearing (5)
Axle (4) between lid (2) and motor bottom end cover (11), H type internal layer (10) unshakable in one's determination, H type outer layer are unshakable in one's determination to (6), and H type internal layer is unshakable in one's determination
(10) vertical section unshakable in one's determination with H type outer layer to (6) is all parallel with the axis of axle (4), be connected the interlude of vertical section and the axle of axle (4)
Line is vertical, and H type internal layer (10) unshakable in one's determination is arranged on axle (4) by the vertical section of inner side, the outside upright of H type internal layer (10) unshakable in one's determination
Section is connected by connector (13) with the vertical section of the inner side of H type outer layer (6) unshakable in one's determination, and the position and two at connector (13) place
The position of the interlude of individual iron core is corresponding, and the medial shaft straight section of H type outer layer (6) unshakable in one's determination is provided with magnet steel (7), on motor
End cap (2) and motor bottom end cover (11) circumference are respectively arranged with winding skeleton (8), and winding skeleton (8) is provided with winding (9),
And winding (9) is positioned between magnet steel (7) and H type internal layer (10) unshakable in one's determination.
H type the most according to claim 1 monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic, it is characterised in that:
Magnet steel (7) has 16 blocks of little magnet steel compositions, 16 blocks of little magnet steel and carries out space-alternating arrangement with the quantity of 4 pieces, every pole, and adjacent little
The direction of magnetization of magnet steel differs 90 degree.
H type the most according to claim 1 and 2 monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic, and its feature exists
In: winding skeleton (8) is arranged on the electric motor end cap of correspondence by rivet (3).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610814989.9A CN106230211A (en) | 2016-09-09 | 2016-09-09 | H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201610814989.9A CN106230211A (en) | 2016-09-09 | 2016-09-09 | H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic |
Publications (1)
Publication Number | Publication Date |
---|---|
CN106230211A true CN106230211A (en) | 2016-12-14 |
Family
ID=58073830
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201610814989.9A Pending CN106230211A (en) | 2016-09-09 | 2016-09-09 | H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN106230211A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110971033A (en) * | 2018-09-28 | 2020-04-07 | 日本电产株式会社 | Motor with a stator having a stator core |
CN112152409A (en) * | 2020-08-19 | 2020-12-29 | 沈阳工业大学 | Yoke-free stator/rotor core axial flux permanent magnet motor |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101783557A (en) * | 2010-02-08 | 2010-07-21 | 北京航空航天大学 | Permanent magnet synchronous motor without stator iron core |
CN102005835A (en) * | 2010-12-10 | 2011-04-06 | 上海电机学院 | Halbach outer rotor doubly salient motor |
CN102097906A (en) * | 2011-01-11 | 2011-06-15 | 陈国宝 | Multilayer coreless coil permanent magnet motor |
CN102497074A (en) * | 2011-12-26 | 2012-06-13 | 北京理工大学 | Multiphase fault tolerant permanent magnet motor based on birotor structure |
CN102684326A (en) * | 2011-03-11 | 2012-09-19 | 珠海格力电器股份有限公司 | Axial air-gap type motor |
-
2016
- 2016-09-09 CN CN201610814989.9A patent/CN106230211A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101783557A (en) * | 2010-02-08 | 2010-07-21 | 北京航空航天大学 | Permanent magnet synchronous motor without stator iron core |
CN102005835A (en) * | 2010-12-10 | 2011-04-06 | 上海电机学院 | Halbach outer rotor doubly salient motor |
CN102097906A (en) * | 2011-01-11 | 2011-06-15 | 陈国宝 | Multilayer coreless coil permanent magnet motor |
CN102684326A (en) * | 2011-03-11 | 2012-09-19 | 珠海格力电器股份有限公司 | Axial air-gap type motor |
CN102497074A (en) * | 2011-12-26 | 2012-06-13 | 北京理工大学 | Multiphase fault tolerant permanent magnet motor based on birotor structure |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110971033A (en) * | 2018-09-28 | 2020-04-07 | 日本电产株式会社 | Motor with a stator having a stator core |
CN110971033B (en) * | 2018-09-28 | 2022-05-10 | 日本电产株式会社 | Motor |
CN112152409A (en) * | 2020-08-19 | 2020-12-29 | 沈阳工业大学 | Yoke-free stator/rotor core axial flux permanent magnet motor |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101707405B (en) | Halbach array external rotor of composite-structure permanent magnet motor | |
CN203206019U (en) | Rotor structure of embedded tangential magnetic field brushless direct current motor | |
CN106505763A (en) | A kind of locomotive shaft-end magneto alternator | |
CN101707404A (en) | Halbach array disk rotor of permanent magnet motor with composite structure | |
CN204012963U (en) | High-power density external rotor DC brushless motor | |
CN103312104A (en) | Dual-rotor flux-switching permanent-magnet motor | |
CN109378916A (en) | A kind of auxiliary permanent magnet alternating pole spoke type rotor structure for permanent magnet motor | |
CN106230211A (en) | H type monolateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic | |
CN202978480U (en) | Cylindrical magnet steel permanent magnet rotor | |
CN206685992U (en) | A kind of permanent magnet machine rotor and motor | |
CN104753250B (en) | A kind of electric car travel increasing device flywheel-type TRT | |
CN208767862U (en) | A kind of few permanent magnet high-performance permanent magnet reluctance-synchronous machine | |
CN203903743U (en) | Cantilever type permanent magnet synchronous tractor | |
CN204408066U (en) | For the compact(ing) machine of hybrid vehicle | |
CN207652152U (en) | A kind of wheel hub motor of rotary rotor structure | |
CN203039490U (en) | Magnetic-suspension high-speed ferrite flywheel energy accumulator | |
CN201194346Y (en) | Tangential magnetic steel permanent magnet motor | |
CN205829432U (en) | A kind of inner stator claw-pole permanent motor | |
CN201733147U (en) | Limited angle torque motor | |
CN203251205U (en) | Power drive DC motor of electric vehicle | |
CN204145243U (en) | A kind of hub-type electric rotating machine | |
CN106230210A (en) | H type bilateral concentrated magnetic Hot Spare flywheel energy storage sends out all-in-one with dynamic | |
CN201975964U (en) | Permanent magnet synchronous motor of electric vehicle | |
CN103580421A (en) | Permanent magnet synchronous motor with air-cooling heat-dissipating structure | |
CN202663263U (en) | Permanent-magnet synchronous motor with air-cooling heat dissipation structure |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
RJ01 | Rejection of invention patent application after publication | ||
RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |