CN109067117A - A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher - Google Patents
A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher Download PDFInfo
- Publication number
- CN109067117A CN109067117A CN201811108827.9A CN201811108827A CN109067117A CN 109067117 A CN109067117 A CN 109067117A CN 201811108827 A CN201811108827 A CN 201811108827A CN 109067117 A CN109067117 A CN 109067117A
- Authority
- CN
- China
- Prior art keywords
- winding
- coil
- slot
- phase
- stator
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/08—Forming windings by laying conductors into or around core parts
- H02K15/085—Forming windings by laying conductors into or around core parts by laying conductors into slotted stators
-
- 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
- H02K3/12—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors arranged in slots
-
- 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
Abstract
The present invention provides a kind of 2 pole 9 slot method for winding, it is characterized by comprising stators annular in shape, 9 winding slots are evenly distributed with along its circumferential direction to accommodate winding, the winding is double-layer three-phase winding, and it is respectively embedded into 1-9 winding slot, rotor, it is coaxially disposed with stator, the radially inner side of stator is set, there is air gap with stator, the rotor includes rotor core, 2 pole permanent magnets, the permanent magnet is embedded in the V-shaped distribution of rotor permanent magnet, coil is wound in the winding slot, the coil is that span is 4, first, the single-turn winding for being 4 by coil winding machine coiling span by winding, each phase winding is embedded in winding slot, wherein upper and lower level winding passes through insulation paper insulation, it is embedded in A, B, C three-phase windings, finally, complete the coiling of stator winding.
Description
Technical field
This application involves cleaner fields, and in particular to the method for winding stator of the driving motor of dust catcher.
Background technique
It is increasing to the kind and specification requirement of dust catcher with the development of national economy and science and technology；With people
Improvement of living standard, it is to the quality of dust catcher, performance requirement also higher and higher, in order to improve the driving motor of dust catcher
Working efficiency improves the driving motor output torque that dust catcher uses, and reduces harmonic wave.
Summary of the invention
In order to reduce the tooth socket harmonic wave of dust catcher driving motor, the driving motor of dust catcher uses 2 pole, 15 slot motor, and adopts
The method for winding for being 7 with span, greatly reduces 3 times, 5 times and 7 subharmonic, effectively raises output torque.
In order to achieve the above object, technical scheme is as follows:
A kind of 9 slot method for winding of 2 pole is evenly distributed with 9 winding slots along its circumferential direction including stator annular in shape to accommodate
Winding, the winding is double-layer three-phase winding, and is respectively embedded into 1-9 winding slot, rotor, is coaxially disposed with stator, setting
In the radially inner side of stator, there is air gap with stator, the rotor includes rotor core, 2 pole permanent magnets, the permanent magnet insertion
Rotor permanent magnet V-shaped distribution is wound with coil in the winding slot, and the coil is that span is 4, firstly, winding is passed through
Each phase winding is embedded in winding slot by the single-turn winding that coil winding machine coiling span is 4, and wherein upper and lower level winding is exhausted by insulating paper
Edge, secondly, connecting each phase winding, A phase winding includes 3 coil embedding sequences are as follows: first coil is the upper layer -5 of No. 1 winding slot
The lower layer of number winding slot, the second coil are No. 2 winding slot lower layers of winding slot upper layer -6, and tertiary coil is the upper of No. 6 winding slots
The lower layer of-No. 1 winding slot of floor；Wherein the second coil of first coil forward direction series connection, differential concatenation tertiary coil form A phase winding；B
Phase winding includes 3 coil embedding sequences are as follows: the 1st coil is the lower layer of the winding slot of upper layer -8 of No. 4 winding slots, and the 2nd coil is 5
Number winding slot lower layer of winding slot upper layer -9, the 3rd coil are the lower layer of the winding slot of upper layer -4 of No. 9 winding slots；Wherein the 1st line
Circle the 2nd coil of positive series connection, the 3rd coil of differential concatenation form B phase winding；C phase winding includes 3 coil embedding sequences are as follows: I line
Circle is the lower layer of the winding slot of upper layer -7 of No. 3 winding slots, and Section II coil is No. 7 winding slot lower layers of winding slot upper layer -2, the
III coil is the lower layer of the winding slot of upper layer -3 of No. 8 winding slots；Wherein I coil forward direction series connection Section II coil, differential concatenation
Section III coil forms C phase winding, finally, completing the coiling of stator winding.
According to an embodiment of the invention, the series connection wire is aluminum steel, copper wire can also be used.
According to an embodiment of the invention, the coil turn of the three-phase windings is identical, in order to generate rotating excitation field, electricity is improved
The output of machine reduces cogging torque, and it is aluminum steel or copper wire, and line footpath is identical that the coiling of three-phase windings, which is identical material,.
According to an embodiment of the invention, the slot for winding is skewed slot, skewed slot can effectively reduce stator teeth magnetic saturation.
According to an embodiment of the invention, the stator is overrided to form by silicon steel sheet, eddy-current loss can be effectively reduced.
According to an embodiment of the invention, the permanent magnet is rubidium iron boron.
Beneficial effects of the present invention are as follows:
Electric bicycle of the invention uses 2 pole, 9 slot span to can be effectively reduced harmonic component for 4 winding distribution.
The winding mode of A, B, C three-phase windings of the invention can simplify technique, improve production efficiency.
Winding of the invention can effectively improve magnetic field performance using positive series connection, anti-series.
Detailed description of the invention
Fig. 1 is 2 pole, 15 slot coiling cross-sectional view.
Specific embodiment
Referring to Fig. 1, a kind of 9 slot method for winding of 2 pole, it is characterised in that: including stator annular in shape, circumferentially uniformly divide along it
9 winding slots are furnished with to accommodate winding, the winding is double-layer three-phase winding, and is respectively embedded into 1-9 winding slot, rotor,
It is coaxially disposed with stator, the radially inner side of stator is set, there is air gap with stator, the rotor includes rotor core, and 2 poles are forever
Magnet, the permanent magnet are embedded in the V-shaped distribution of rotor permanent magnet, and coil is wound in the winding slot, and the coil is span
It is 4, firstly, the single-turn winding for being 4 by coil winding machine coiling span by winding, each phase winding is embedded in winding slot, wherein on
Lower layer's winding is by insulation paper insulation, secondly, connecting each phase winding, A phase winding includes 3 coil embedding sequences are as follows: First Line
Circle is the lower layer of the winding slot of upper layer -5 of No. 1 winding slot, and the second coil is No. 2 winding slot lower layers of winding slot upper layer -6, the
Three-winding is the lower layer of the winding slot of upper layer -1 of No. 6 winding slots；Wherein the second coil of first coil forward direction series connection, differential concatenation
Tertiary coil forms A phase winding；B phase winding includes 3 coil embeddings sequences are as follows: the 1st coil be No. 4 winding slots upper layer -8 around
The lower layer of wire casing, the 2nd coil are No. 5 winding slot lower layers of winding slot upper layer -9, and the 3rd coil is the upper layer -4 of No. 9 winding slots
The lower layer of winding slot；Wherein the 2nd coil of the 1st coil forward direction series connection, the 3rd coil of differential concatenation form B phase winding；C phase winding includes 3
A coil embedding sequence are as follows: I coil is the lower layer of the winding slot of upper layer -7 of No. 3 winding slots, and Section II coil is No. 7 winding slots
The winding slot lower layer of upper layer -2, Section III coil are the lower layer of the winding slot of upper layer -3 of No. 8 winding slots；Wherein I coil is positive
Series connection Section II coil, differential concatenation Section III coil form C phase winding, finally, completing the coiling of stator winding.
According to an embodiment of the invention, the series connection wire is aluminum steel, copper wire can also be used.
According to an embodiment of the invention, the coil turn of the three-phase windings is identical, in order to generate rotating excitation field, electricity is improved
The output of machine reduces cogging torque, and it is aluminum steel or copper wire, and line footpath is identical that the coiling of three-phase windings, which is identical material,.
According to an embodiment of the invention, the slot for winding is skewed slot, skewed slot can effectively reduce stator teeth magnetic saturation.
According to an embodiment of the invention, the stator is overrided to form by silicon steel sheet, eddy-current loss can be effectively reduced.
According to an embodiment of the invention, the permanent magnet is rubidium iron boron.
Wherein, it is 0.945 that each secondary winding coefficient that 2 pole, 9 slot span is 4, which is respectively as follows: fundamental wave winding coefficient, quintuple harmonics
Winding coefficient is 0.14, and it is 0.061 that secondly harmonic winding factor, which is the winding coefficient of 0.061,11 subharmonic, to air gap flux density into
Its fundamental wave and each harmonic permanent magnetism air gap flux density can be obtained in the decomposition of row fourier series, wherein large percentage shared by 3 subharmonic.
But when motor Y connects, 3 subharmonic can be eliminated.And ratio very little shared by 5,7 subharmonic, fundamental wave is influenced smaller.
Finally, it should be noted that obviously, the above embodiment is merely an example for clearly illustrating the present invention, and simultaneously
The non-restriction to embodiment.For those of ordinary skill in the art, it can also do on the basis of the above description
Other various forms of variations or variation out.There is no necessity and possibility to exhaust all the enbodiments.And thus drawn
The obvious changes or variations that Shen goes out are still in the protection scope of this invention.
Claims (6)
1. a kind of 2 pole, 9 slot method for winding, it is characterised in that: including stator annular in shape, along its circumferential direction be evenly distributed with 9 around
Wire casing is to accommodate winding, and the winding is double-layer three-phase winding, and is respectively embedded into 1-9 winding slot, and rotor is coaxial with stator
Setting, is arranged in the radially inner side of stator, has air gap with stator, the rotor includes rotor core, and 2 pole permanent magnets are described
Permanent magnet is embedded in the V-shaped distribution of rotor permanent magnet, is wound with coil in the winding slot, and the coil is that span is 4, firstly,
Each phase winding is embedded in winding slot by the single-turn winding for being 4 by coil winding machine coiling span by winding, and wherein upper and lower level winding is logical
Insulation paper insulation is crossed, secondly, connecting each phase winding, A phase winding includes 3 coil embedding sequences are as follows: first coil is No. 1 coiling
The lower layer of the winding slot of upper layer -5 of slot, the second coil are No. 2 winding slot lower layers of winding slot upper layer -6, and tertiary coil is No. 6
The lower layer of the winding slot of upper layer -1 of winding slot；Wherein the second coil of first coil forward direction series connection, differential concatenation tertiary coil group
At A phase winding；B phase winding includes 3 coil embedding sequences are as follows: the 1st coil is under the winding slot of upper layer -8 of No. 4 winding slots
Layer, the 2nd coil are No. 5 winding slot lower layers of winding slot upper layer -9, and the 3rd coil is the winding slot of upper layer -4 of No. 9 winding slots
Lower layer；Wherein the 2nd coil of the 1st coil forward direction series connection, the 3rd coil of differential concatenation form B phase winding；It is embedding that C phase winding includes 3 coils
Line sequence are as follows: I coil is the lower layer of the winding slot of upper layer -7 of No. 3 winding slots, and Section II coil is No. 7 winding slot upper layers -2
Winding slot lower layer, Section III coil are the lower layer of the winding slot of upper layer -3 of No. 8 winding slots；Wherein I coil forward direction series connection Section II
Coil, differential concatenation Section III coil form C phase winding, finally, completing the coiling of stator winding.
2. 2 pole, 15 slot method for winding according to claim 1, it is characterised in that: the series connection wire is aluminum steel.
3. 2 pole, 15 slot method for winding according to claim 1, it is characterised in that: the coil turn phase of the three-phase windings
Together.
4. 2 pole, 15 slot method for winding according to claim 1, it is characterised in that: the slot for winding is skewed slot.
5. 2 pole, 15 slot method for winding according to claim 1, it is characterised in that: the stator is overrided to form by silicon steel sheet.
6. 2 pole, 15 slot method for winding according to claim 1, it is characterised in that: the permanent magnet is rubidium iron boron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811108827.9A CN109067117A (en) | 2018-09-21 | 2018-09-21 | A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811108827.9A CN109067117A (en) | 2018-09-21 | 2018-09-21 | A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109067117A true CN109067117A (en) | 2018-12-21 |
Family
ID=64762475
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811108827.9A Withdrawn CN109067117A (en) | 2018-09-21 | 2018-09-21 | A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109067117A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116914968A (en) * | 2023-09-12 | 2023-10-20 | 佳木斯电机股份有限公司 | Motor coil winding structure, wire connection and disconnection method and three-phase low-speed motor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2388895A2 (en) * | 2010-02-18 | 2011-11-23 | Tesla Motors, Inc. | Electric motor |
| CN204652187U (en) * | 2015-05-31 | 2015-09-16 | 河北弛神电机制造有限公司 | Electric vehicle high-power odd number fractional-slot motor |
-
2018
- 2018-09-21 CN CN201811108827.9A patent/CN109067117A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2388895A2 (en) * | 2010-02-18 | 2011-11-23 | Tesla Motors, Inc. | Electric motor |
| CN204652187U (en) * | 2015-05-31 | 2015-09-16 | 河北弛神电机制造有限公司 | Electric vehicle high-power odd number fractional-slot motor |
Non-Patent Citations (1)
| Title |
|---|
| 李娟娟: "采用分数槽绕组的永磁同步电机性能分析", 《中国优秀硕士学位论文全文数据库（电子期刊）》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116914968A (en) * | 2023-09-12 | 2023-10-20 | 佳木斯电机股份有限公司 | Motor coil winding structure, wire connection and disconnection method and three-phase low-speed motor |
| CN116914968B (en) * | 2023-09-12 | 2024-01-09 | 佳木斯电机股份有限公司 | Motor coil winding structure, wire connection and disconnection method and three-phase low-speed motor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105245073B (en) | Stator permanent magnetic type double-salient-pole disc type electric machine | |
| CN105958763B (en) | A kind of subregion stator mixed excitation electric machine | |
| CN201038839Y (en) | Twisted mutually-supplementary magnetic pass switching dual protrusion pole permanent magnetic motor | |
| CN105553128B (en) | A kind of mixed excited magnetic pass switch motor | |
| CN107222075A (en) | A kind of bimorph transducer mixed excitation electric machine with T-shaped inner stator unshakable in one's determination | |
| CN104993629B (en) | A kind of Wound-rotor type linear brushless double-fed generator | |
| Lindh et al. | Comparison of concentrated winding permanent magnet motors with embedded and surface-mounted rotor magnets | |
| Li et al. | Analysis of flux switching permanent magnet machine design for high-speed applications | |
| CN110838779B (en) | Mixed excitation wound rotor and mixed excitation wound synchronous motor | |
| CN103248189A (en) | Bipolar stator-surface-mounting type permanent magnet motor | |
| CN105896833A (en) | Hybrid excitation three-phase brushless synchronous generator based on full wave induction excitation | |
| CN105763009A (en) | Hybrid magnetic circuit low harmonic wave multi-stator flux-weakening speed extension permanent magnet synchronous motor, and method thereof | |
| CN111082626A (en) | Brushless hybrid excitation synchronous generator with adjustable magnetic leakage | |
| Vansompel et al. | Evaluation of a simple lamination stacking method for the teeth of an axial flux permanent-magnet synchronous machine with concentrated stator windings | |
| EP2212986A2 (en) | Alternator with angularly staggered stator stages | |
| CN206313550U (en) | A kind of magneto | |
| CN107276350A (en) | A kind of bimorph transducer mixed excitation electric machine | |
| CN210350986U (en) | Birotor permanent magnet synchronous reluctance motor | |
| CN205725388U (en) | A kind of multiple stators mixed magnetic circuit permagnetic synchronous motor | |
| CN109067117A (en) | A kind of 2 pole of driving motor, 9 slot method for winding of dust catcher | |
| CN105391261B (en) | The implicit pole synchronous motor Structural Parameters of its Rotor of air-gap field Sine distribution determines method | |
| CN208299658U (en) | Permanent magnet synchronous motor and compressor | |
| CN106981937B (en) | A kind of rotor misconstruction motor | |
| CN206759181U (en) | A kind of stator permanent-magnet motor | |
| Lukaniszyn et al. | A disc-type motor with co-axial flux in the stator;–influence of magnetic circuit parameters on the torque |
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 | ||
| WW01 | Invention patent application withdrawn after publication | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20181221 |