CN109038984A - A kind of brushless DC motor stator method for winding - Google Patents
A kind of brushless DC motor stator method for winding Download PDFInfo
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- CN109038984A CN109038984A CN201810981181.9A CN201810981181A CN109038984A CN 109038984 A CN109038984 A CN 109038984A CN 201810981181 A CN201810981181 A CN 201810981181A CN 109038984 A CN109038984 A CN 109038984A
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- 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
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Abstract
The present invention relates to electric machine winding fields, especially a kind of brushless DC motor stator method for winding, including end of incoming cables and leading-out terminal, end of incoming cables is in parallel two-by-two to form three-phase, and U phase is held, V phase is held and W phase is held, leading-out terminal uses wye connection, the stator winding includes two groups of coils, the main coil of one group of offer power, the auxiliary winding of one group of offer component, major-minor parallel connection of coil, and all use wye connection.The utility model has the advantages that the present invention uses double-layer concentric winding, two-way in parallel, wye connection, the design of major-minor two groups of coils, wherein main coil provides power, auxiliary winding provides component, effectively weakens the cogging torque generated by rotor permanent magnet and the interaction of stator tooth socket, reduces the vibration and noise of motor, the cogging torque for efficiently solving conventional motors crosses ambassador's motor and the fluctuation of speed occurs, the problem of being unable to even running, while making motor generate vibration and noise, influencing the normal use of generator.
Description
Technical field
The present invention relates to electric machine winding fields, and in particular to a kind of brushless DC motor stator method for winding.
Background technique
Brushless direct current motor armature core there will necessarily be tooth and slot to place stator winding, due to the presence of tooth socket,
Cause the uneven of air gap, the magnetic flux Relatively centralized in a tooth pitch is in teeth portion, so that air-gap permeance is not constant.When rotor revolves
When turning, the energy storage of air-gap field just changes, and generates cogging torque, it is the object by motor itself that this torque, which is constant,
It manages caused by structure, even if not having electric current in stator winding, this torque is still remained；It is related with rotor-position, thus
As rotor-position changes, just cause torque pulsation, cogging torque, which crosses conference, makes motor the fluctuation of speed occur, makes motor not
Energy even running, influences the performance of motor, while motor being made to generate vibration and noise, influences the normal use of generator.Becoming
Speed driving in, when torque pulsation frequency is consistent with the mechanical resonance frequency of stator or rotor, cogging torque generate vibration with
Noise will be amplified.The presence of cogging torque equally affects low-speed performance and position control of the motor in speed control system
High accuracy positioning in system, the method that tradition reduces cogging torque has very much, such as skewed-rotor, rotor eccentricity, closed slot
The modes such as method, but these modes there are difficulty or have higher cost in technique mostly, and this makes these methods can not
It is widely used.
Summary of the invention
Motor is set the fluctuation of speed occur the technical problem to be solved by the present invention is crossing conference to solve cogging torque, no
Energy even running, influences the performance of motor, while motor being made to generate vibration and noise, influences asking for the normal use of generator
Topic, the present invention provides a kind of brushless DC motor stator method for winding, including end of incoming cables and leading-out terminal, end of incoming cables is two-by-two simultaneously
Connection form three-phase, U phase is held, V phase is held and W phase is held, leading-out terminal use wye connection, the stator winding include two groups of coils, one
Group provides the main coil of power, the auxiliary winding of one group of offer component, major-minor parallel connection of coil, and all uses the skill of wye connection
Art scheme, to effectively weaken the intrinsic torque ripple of main coil, reduces the big of fluctuation since auxiliary winding provides a component
Small magnitude realizes the purpose for reducing motor noise and vibration.
The technical solution adopted by the present invention to solve the technical problems is: a kind of brushless DC motor stator method for winding,
Including end of incoming cables and leading-out terminal, the end of incoming cables is in parallel two-by-two to form three-phase, and U phase is held, V phase is held and W phase is held, the outlet
End uses wye connection, which includes two groups of coils, the main coil of one group of offer power, the subordinate line of one group of offer component
Circle, major-minor parallel connection of coil, and all use wye connection.Present design provides a kind of double-layer concentric winding, in parallel
Two-way, wye connection, the stator winding design of major-minor two groups of coils, wherein main coil provides power, and auxiliary winding, which provides, cuts down tooth
The component of slot torque；Magnetic pole is formed to distinguish with stator winding, it belongs to multitudinous pole formula winding；With the shape of stator winding and it is embedded in
Wire laying mode distinguishes him and belongs to distributed winding.It effectively weakens the intrinsic cogging torque of main coil, reduces the vibration of motor
And noise, the cogging torque for efficiently solving conventional motors cross ambassador's motor and the fluctuation of speed occur, be unable to even running, make simultaneously
The problem of motor generates vibration and noise, influences the normal use of generator.
Specifically, the U phase is held, V phase is held and W phase hold respectively include main coil U V W and auxiliary winding U V W
Xiang Duan, the U phase of main coil and the U of auxiliary winding are in parallel, and the V phase of main coil and the V of auxiliary winding are in parallel, the W phase of main coil and
Auxiliary winding is in parallel.
Specifically, main coil is multiturn coil, every group of the number of turns is determined that auxiliary winding is by stator slot width and copper wire specification
Single-turn circular coil, every phase winding of major-minor coil such as are at the number of turns winding.The quantity of secondary coil is directly proportional to component size, auxiliary winding
The number of turns is more, and the component of the reduction cogging torque provided is bigger.
Specifically, major-minor coil uses same size copper wire, the auxiliary winding is around between two main coils, and what is provided cuts
Subtract inclined 15 degree of active force that the component of cogging torque is provided with the main coil.
Specifically, stator is equipped with 12 wire casings, wherein 12 slots include 1 slot, 2 slots, 3 slots, 4 slots, 5 slots, 6 slots, 7 slots,
8 slots, 9 slots, 10 slots, 11 slots, 12 slots, wherein 6,3 tunnel of main coil the end of a thread, 6,3 tunnel of auxiliary winding the end of a thread.
Specifically, specific step is as follows for the mode of connection of the wye connection:
(1) main line enters from 1 slot, from 2 slots return, from 4 slots enter, from 5 slots return, from 7 slots enter, from 8 slots return, from 9 slots into
Enter, goes out from 10 slots；
(2) main line enters from 2 slots, from 3 slots return, from 5 slots enter, from 6 slots return, from 8 slots enter, from 9 slots return, from 10 slots into
Enter, goes out from 11 slots；
(3) main line enters from 3 slots, returns from 4 slots, enters from 6 slots, returns from 7 slots, enters from 9 slots, returns from 10 slots, from 11 slots
Into going out from 12 slots；
(4) subordinate line enters from 1 slot, from 3 slots return, from 4 slots enter, from 6 slots return, from 7 slots enter, from 9 slots return, from 10 slots into
Enter, goes out from 12 slots；
(5) subordinate line enters from 2 slots, returns from 4 slots, enters from 5 slots, returns from 7 slots, enters from 8 slots, returns from 10 slots, from 11 slots
Into going out from 1 slot；
(6) subordinate line enters from 3 slots, returns from 5 slots, enters from 6 slots, returns from 8 slots, enters from 9 slots, returns from 11 slots, from 12 slots
Into going out from 2 slots.
Specifically, main 1 slot end of incoming cables is U phase, 10 slot leading-out terminals are common end, and main 2 slot ends of incoming cables are V phase, 11 slot outlets
End is common end, and main 3 slot ends of incoming cables are W phase, and 12 slot leading-out terminals are common end.
Specifically, auxiliary 1 slot end of incoming cables is U phase, 11 slot leading-out terminals are common end, and auxiliary 2 slot end of incoming cables is V phase, 12 slot outlets
End is common end, and auxiliary 3 slot end of incoming cables is W phase, and 1 slot leading-out terminal is common end.Auxiliary winding method for winding be by the U of conventional motors,
V, W phase coil is reclassified as U-V, V-W, and W-U phase sees U-V, V-W, W-U as a tooth, and auxiliary winding is around in two main lines
Between circle, what auxiliary winding provided cuts down inclined 15 degree of active force that cogging torque component and the main coil provide, and offsets part tooth
Slot torque reduces the vibration and noise of motor, guarantees motor even running.
Specifically, main 1 slot is connected in parallel with auxiliary 1 slot end of incoming cables, main 10 slot leading-out terminals are connected in parallel with auxiliary 11 slot leading-out terminal；
Main 2 slots are connected in parallel with auxiliary 2 slot end of incoming cables, and main 11 slot leading-out terminals are connected in parallel with auxiliary 12 slot leading-out terminal；Main 3 slots and auxiliary 3 slot into
Line end is connected in parallel, and main 12 slot leading-out terminals are connected in parallel with auxiliary 1 slot leading-out terminal.
The beneficial effects of the present invention are: the present invention provides a kind of brushless DC motor stator method for winding, including inlet wire
End and leading-out terminal, the end of incoming cables is in parallel two-by-two to form three-phase, and U phase is held, V phase is held and W phase is held, and the leading-out terminal uses star
Type connection, the stator winding include two groups of coils, and the main coil of one group of offer power, the auxiliary winding of one group of offer component is major-minor
Parallel connection of coil, and the technical solution of wye connection is all used, it solves because inherently cogging torque is excessive causes for motor
There is the fluctuation of speed in motor, is unable to even running, influences the performance of motor, while motor being made to generate vibration and noise, influences to send out
The problem of normal use of motor, since main coil provides major impetus, auxiliary winding provides one and the inclined 15 degree of component of active force,
To offset or reduce the cogging torque of conventional motors, therefore the technical effect for reducing the vibration and noise of motor is reached.
Detailed description of the invention
Present invention will be further explained below with reference to the attached drawings and examples.
Fig. 1 is main coil winding structure schematic diagram of the present invention；
Fig. 2 is auxiliary winding winding structure schematic diagram of the present invention；
Fig. 3 is the major-minor final winding structure schematic diagram of two groups of coils of the present invention；
Fig. 4 is that main coil of the present invention acts on lower magnetic shoe stress condition schematic diagram；
Fig. 5 is that auxiliary winding of the present invention acts on lower magnetic shoe stress condition schematic diagram；
Fig. 6 is that main coil of the present invention acts on lower torque ripple analogous diagram；
Fig. 7 is torque ripple analogous diagram under the major-minor coil collective effect of the present invention；
Remarks: wye connection of the present invention is wye connection；Arrow on Fig. 4, Fig. 5 coil indicates current direction,
Arrow indicates direction of motor rotation right above figure.
Specific embodiment
In conjunction with the accompanying drawings, the present invention is further explained in detail.These attached drawings are simplified schematic diagram, only with
Illustration illustrates basic structure of the invention, therefore it only shows the composition relevant to the invention.
Embodiment 1:
As shown in figure 3, a kind of brushless DC motor stator method for winding, including end of incoming cables and leading-out terminal, end of incoming cables two
Two formation three-phases in parallel, U phase is held, V phase is held and W phase is held, and leading-out terminal uses wye connection, which includes two groups of lines
Circle, the main coil of one group of offer power, the auxiliary winding of the component of one group of offer reduction cogging torque, major-minor parallel connection of coil,
And all use wye connection.U phase is held, V phase is held and W phase hold respectively include main coil U V W and auxiliary winding U V W phase
End, the U phase of main coil and the U of auxiliary winding be in parallel, and the V phase of main coil and the V of auxiliary winding are in parallel, the W phase of main coil and auxiliary
Coil is in parallel.Stator is equipped with 12 wire casings, wherein 12 slots include 1 slot, 2 slots, 3 slots, 4 slots, 5 slots, 6 slots, 7 slots, 8 slots,
9 slots, 10 slots, 11 slots, 12 slots, wherein 6,3 tunnel of main coil the end of a thread, 6,3 tunnel of auxiliary winding the end of a thread.Main coil is multiturn coil, often
Group the number of turns is determined that auxiliary winding is single-turn circular coil by stator slot width and copper wire specification, and every phase winding of major-minor coil is
The number of turns winding.Major-minor coil uses same size copper wire, and auxiliary winding is around between two main coils, the reduction cogging torque provided
There is provided inclined 15 degree of active force of component and the main coil.
Specific step is as follows for the mode of connection of wye connection:
(1) main line enters from 1 slot, from 2 slots return, from 4 slots enter, from 5 slots return, from 7 slots enter, from 8 slots return, from 9 slots into
Enter, goes out from 10 slots；(2) main line enters from 2 slots, returns from 3 slots, enters from 5 slots, returns from 6 slots, enters from 8 slots, returns from 9 slots, from 10
Slot enters, and goes out from 11 slots；(3) main line enters from 3 slots, returns from 4 slots, enters from 6 slots, returns from 7 slots, enters from 9 slots, from 10 slots
It returns, enters from 11 slots, go out from 12 slots；(4) subordinate line enters from 1, returns from 3 slots, enters from 4 slots, returns from 6 slots, enters from 7 slots, from 9
Slot returns, and enters from 10 slots, goes out from 12 slots；(5) subordinate line enters from 2, returns from 4 slots, enters from 5 slots, returns from 7 slots, enters from 8 slots,
It is returned from 10 slots, enters from 11 slots, go out from 1 slot；(6) subordinate line from 3 enter, from 5 slots return, from 6 slots enter, from 8 slots return, from 9 slots into
Enter, returned from 11 slots, enters from 12 slots, go out from 2 slots.
Main 1 slot end of incoming cables is U phase, and 10 slot leading-out terminals are common end, and main 2 slot ends of incoming cables are V phase, and 11 slot leading-out terminals are public
End, main 3 slot ends of incoming cables are W phase, and 12 slot leading-out terminals are common end.Auxiliary 1 slot end of incoming cables is U phase, and 11 slot leading-out terminals are common end, auxiliary
2 slot ends of incoming cables are V phase, and 12 slot leading-out terminals are common end, and auxiliary 3 slot end of incoming cables is W phase, and 1 slot leading-out terminal is common end.
Main 1 slot is connected in parallel with auxiliary 1 slot end of incoming cables, and main 10 slot leading-out terminals are connected in parallel with auxiliary 11 slot leading-out terminal；Main 2 slots with
Auxiliary 2 slot end of incoming cables is connected in parallel, and main 11 slot leading-out terminals are connected in parallel with auxiliary 12 slot leading-out terminal；Main 3 slots are in parallel with auxiliary 3 slot end of incoming cables
Connection, main 12 slot leading-out terminals are connected in parallel with auxiliary 1 slot leading-out terminal.
The present embodiment software emulation result: as shown in fig. 6, when only one group of main coil acts on, torque fluctuation amplitude 0.2N,
Increase by one group of auxiliary winding, when two groups of coil collective effects, as shown in fig. 7, torque fluctuation amplitude is reduced to 0.1N, illustrates increased
This group of coil can generate the component of a small power when motor rotates, this component reduces or weaken main coil
Intrinsic torque ripple reduces the big small magnitude of fluctuation, reduces motor noise and vibration, makes motor even running.
Design principle of the present invention:
1. Sine distribution magnetic field generates sine wave electromotive force in the conductor；
2. guaranteeing that the induced electromotive force of three-phase windings is symmetrical with the star-like figure distribution of slot potential；
3. main coil is driving coil, the active force of motor rotation is generated, auxiliary winding generates point with inclined 15 degree of active force
Power can be used to offset the cogging torque determined by rotor structure and stator tooth slot structure, to reduce torque ripple, reduce electricity
The vibration and noise of machine.As shown in figure 4, F is the magnetic force that main coil acts on magnetic shoe N, it is the repulsion and main coil of main coil 1
The sum of 2 suction, as shown in figure 5, F ' is the magnetic force that auxiliary winding acts on magnetic shoe N, inclined 15 degree with F, F ' can balance counteracting
Part cogging torque.
Taking the above-mentioned ideal embodiment according to the present invention as inspiration, through the above description, relevant staff is complete
Various changes and amendments can be carried out without departing from the scope of the technological thought of the present invention' entirely.The technology of this invention
Property range is not limited to the contents of the specification, it is necessary to which the technical scope thereof is determined according to the scope of the claim.
Claims (9)
1. a kind of brushless DC motor stator method for winding, including end of incoming cables and leading-out terminal, end of incoming cables shape in parallel two-by-two
At three-phase, U phase is held, V phase is held and W phase is held, and the leading-out terminal uses wye connection, it is characterised in that: the stator winding includes
Two groups of coils, the main coil of one group of offer power, the auxiliary winding of one group of offer component, major-minor parallel connection of coil, and all use
Wye connection.
2. a kind of brushless DC motor stator method for winding as described in claim 1, it is characterised in that: the U phase is held, V phase is held,
And W phase hold the U for respectively including main coil V W and the U of auxiliary winding V W phase hold, the U phase of the U phase of main coil and auxiliary winding is simultaneously
Connection, the V phase of main coil and the V of auxiliary winding are in parallel, and the W phase and auxiliary winding of main coil are in parallel.
3. a kind of brushless DC motor stator method for winding as described in claim 1, it is characterised in that: the main coil is multiturn
Coil, every group of the number of turns are determined that the auxiliary winding is single-turn circular coil, every phase of major-minor coil by stator slot width and copper wire specification
Winding such as is at the number of turns winding.
4. a kind of brushless DC motor stator method for winding as described in claim 1, it is characterised in that: the major-minor coil uses
Same size copper wire, the auxiliary winding are around between two main coils, the component and the main line of the reduction cogging torque provided
Inclined 15 degree of active force of circle offer.
5. a kind of brushless DC motor stator method for winding as described in claim 1, it is characterised in that: stator is equipped with 12 lines
Slot, wherein 12 slots include 1 slot, 2 slots, 3 slots, 4 slots, 5 slots, 6 slots, 7 slots, 8 slots, 9 slots, 10 slots, 11 slots, 12 slots, wherein main line
Enclose 6,3 tunnel the end of a thread, 6,3 tunnel of auxiliary winding the end of a thread.
6. a kind of brushless DC motor stator method for winding as claimed in claim 5, it is characterised in that: the wye connection connects
Specific step is as follows for line method:
(1) main line enters from 1 slot, returns from 2 slots, enters from 4 slots, returns from 5 slots, enters from 7 slots, returns from 8 slots, enters from 9 slots, from
10 slots go out；
(2) main line enters from 2 slots, returns from 3 slots, enters from 5 slots, returns from 6 slots, enters from 8 slots, returns from 9 slots, enters from 10 slots,
Go out from 11 slots；
(3) main line enters from 3 slots, returns from 4 slots, enters from 6 slots, returns from 7 slots, enters from 9 slots, returns from 10 slots, enters from 11 slots,
Go out from 12 slots；
(4) subordinate line enters from 1 slot, returns from 3 slots, enters from 4 slots, returns from 6 slots, enters from 7 slots, returns from 9 slots, enters from 10 slots,
Go out from 12 slots；
(5) subordinate line enters from 2 slots, returns from 4 slots, enters from 5 slots, returns from 7 slots, enters from 8 slots, returns from 10 slots, enters from 11 slots,
Go out from 1 slot；
(6) subordinate line enters from 3 slots, returns from 5 slots, enters from 6 slots, returns from 8 slots, enters from 9 slots, returns from 11 slots, enters from 12 slots,
Go out from 2 slots.
7. a kind of brushless DC motor stator method for winding as claimed in claim 6, it is characterised in that: main 1 slot end of incoming cables is U
Phase, 10 slot leading-out terminals are common end, and main 2 slot ends of incoming cables are V phase, and 11 slot leading-out terminals are common end, and main 3 slot ends of incoming cables are W phase, 12
Slot leading-out terminal is common end.
8. a kind of brushless DC motor stator method for winding as claimed in claim 6, it is characterised in that: auxiliary 1 slot end of incoming cables is U
Phase, 11 slot leading-out terminals be common end, auxiliary 2 slot end of incoming cables be V phase, 12 slot leading-out terminals be common end, auxiliary 3 slot end of incoming cables be W phase, 1
Slot leading-out terminal is common end.
9. a kind of brushless DC motor stator method for winding as claimed in claim 6, it is characterised in that: main 1 slot and auxiliary 1 slot inlet wire
End is connected in parallel, and main 10 slot leading-out terminals are connected in parallel with auxiliary 11 slot leading-out terminal；Main 2 slots are connected in parallel with auxiliary 2 slot end of incoming cables, and main 11
Slot leading-out terminal is connected in parallel with auxiliary 12 slot leading-out terminal；Main 3 slots are connected in parallel with auxiliary 3 slot end of incoming cables, main 12 slot leading-out terminals and auxiliary 1 slot
Leading-out terminal is connected in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810981181.9A CN109038984B (en) | 2018-08-27 | 2018-08-27 | Brushless direct current motor stator winding method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810981181.9A CN109038984B (en) | 2018-08-27 | 2018-08-27 | Brushless direct current motor stator winding method |
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| CN109038984A true CN109038984A (en) | 2018-12-18 |
| CN109038984B CN109038984B (en) | 2020-01-21 |
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| CN201810981181.9A Active CN109038984B (en) | 2018-08-27 | 2018-08-27 | Brushless direct current motor stator winding method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865451A (en) * | 2021-01-07 | 2021-05-28 | 深圳市恒驱电机股份有限公司 | Parallel winding method for permanent magnet brushless direct current motor |
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| US4307311A (en) * | 1979-05-25 | 1981-12-22 | Robert Bosch Gmbh | Winding method for an electrical generator and generator manufactured by the method |
| EP0350727A2 (en) * | 1988-07-15 | 1990-01-17 | Licentia Patent-Verwaltungs-GmbH | Two-wire winding of a synchronous three-phase linear motor |
| JPH0984310A (en) * | 1995-09-19 | 1997-03-28 | Oriental Motor Co Ltd | Winding method for polyphase motor and the polyphase motor wound by the same method |
| CN103368303A (en) * | 2013-06-22 | 2013-10-23 | 佛山市顺德区泛仕达机电有限公司 | Low-noise alternating current motor and winding method thereof |
| CN102545442B (en) * | 2010-12-29 | 2016-05-18 | 罗伯特·博世有限公司 | For the armature of motor, the manufacture method of this armature and motor |
| CN206341057U (en) * | 2016-12-29 | 2017-07-18 | 广东威灵电机制造有限公司 | The stator of wall-breaking machine motor and the wall-breaking machine motor with it |
| CN207475296U (en) * | 2017-12-07 | 2018-06-08 | 苏州瑞诺盟新能源电机有限公司 | A kind of 12 slot centralization winding brushless direct current permanent magnet motor of 8 pole |
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2018
- 2018-08-27 CN CN201810981181.9A patent/CN109038984B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4307311A (en) * | 1979-05-25 | 1981-12-22 | Robert Bosch Gmbh | Winding method for an electrical generator and generator manufactured by the method |
| EP0350727A2 (en) * | 1988-07-15 | 1990-01-17 | Licentia Patent-Verwaltungs-GmbH | Two-wire winding of a synchronous three-phase linear motor |
| JPH0984310A (en) * | 1995-09-19 | 1997-03-28 | Oriental Motor Co Ltd | Winding method for polyphase motor and the polyphase motor wound by the same method |
| CN102545442B (en) * | 2010-12-29 | 2016-05-18 | 罗伯特·博世有限公司 | For the armature of motor, the manufacture method of this armature and motor |
| CN103368303A (en) * | 2013-06-22 | 2013-10-23 | 佛山市顺德区泛仕达机电有限公司 | Low-noise alternating current motor and winding method thereof |
| CN206341057U (en) * | 2016-12-29 | 2017-07-18 | 广东威灵电机制造有限公司 | The stator of wall-breaking machine motor and the wall-breaking machine motor with it |
| CN207475296U (en) * | 2017-12-07 | 2018-06-08 | 苏州瑞诺盟新能源电机有限公司 | A kind of 12 slot centralization winding brushless direct current permanent magnet motor of 8 pole |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112865451A (en) * | 2021-01-07 | 2021-05-28 | 深圳市恒驱电机股份有限公司 | Parallel winding method for permanent magnet brushless direct current motor |
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