CN108736600A - A kind of mixed excitation electric machine - Google Patents
A kind of mixed excitation electric machine Download PDFInfo
- Publication number
- CN108736600A CN108736600A CN201810674393.2A CN201810674393A CN108736600A CN 108736600 A CN108736600 A CN 108736600A CN 201810674393 A CN201810674393 A CN 201810674393A CN 108736600 A CN108736600 A CN 108736600A
- Authority
- CN
- China
- Prior art keywords
- winding
- slot
- auxiliary winding
- main winding
- permanent magnet
- 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
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/17—Stator cores with permanent magnets
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/06—Machines characterised by the wiring leads, i.e. conducting wires for connecting the winding terminations
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Windings For Motors And Generators (AREA)
Abstract
The present invention provides a kind of mixed excitation electric machines, including stator core and stator winding, stator core includes the stator slot penetrated through in an axial direction and permanent magnet trough, stator slot includes multiple main winding slots, auxiliary winding slot and mixing channel, stator winding includes main winding and auxiliary winding, main winding is arranged in main winding slot and mixing channel, auxiliary winding is arranged in auxiliary winding and mixing channel, permanent magnet is arranged in permanent magnet trough, the radial outside in main winding slot and auxiliary winding slot is arranged in permanent magnet trough, and the startup speed of motor provided by the invention is fast；The output power of motor；The manufacturing process of motor is simple, and growth efficiency is high.
Description
Technical field
The present invention relates to mixed excitation electric machine fields, and in particular to the stator excitation of mixed excitation electric machine constructs.
Background technology
The trend of household electrical appliance miniaturization is growing, such as the household electrical appliance such as dehumidifier, sweeper, dust catcher, right
The volume requirement of motor is very strict, while fast to the startup rate request of motor, to meet the needs of small household appliance, needs
Ensureing smaller volume, while meeting and starting fast and output power, such case, which is necessarily brought, causes production difficulty to increase,
Production efficiency reduces.
Invention content
Present invention seek to address that in the prior art the technical issues of, the present invention proposes a kind of mixed excitation electric machine, can be fast
Speed starts, and the advantages that can reduce volume.
To achieve the above object, the present invention proposes a kind of mixed excitation electric machine, including stator core and stator winding, stator
Iron core includes the stator slot penetrated through in an axial direction and permanent magnet trough, and stator slot includes multiple main winding slots, auxiliary winding slot and mixing channel,
Stator winding includes main winding and auxiliary winding, and main winding is arranged in main winding slot and mixing channel, and auxiliary winding is arranged in auxiliary winding
And in mixing channel, permanent magnet is arranged in permanent magnet trough, and the radial outside in main winding slot and auxiliary winding slot is arranged in permanent magnet trough,
Auxiliary winding left and right settings bilayer in main winding slot and auxiliary winding slot is distributed in main winding and auxiliary winding slot in main winding slot；It is mixed
The main winding closed in slot is arranged the radial outside in mixing channel, and auxiliary winding is arranged the radially inner side in mixing channel, in main winding slot
Main winding the number of turns be M, the number of turns of the auxiliary winding in auxiliary winding slot is N, wherein 2<M：N<3, the circle of the main winding in mixing channel
Number is A, and auxiliary winding the number of turns in mixing channel is B, wherein 1.5<A：B<2, main winding use copper winding, auxiliary winding using aluminium around
Group, when the motor is energized, permanent magnet work with auxiliary winding, and after motor operation is steady, auxiliary winding is switched to main winding, wherein
A, B, N, M are integer.Start motor by auxiliary winding and permanent magnet, motor is made rapidly and efficiently to start to rated speed.Wherein state
Stator slot includes 40, including main winding slot 16, auxiliary winding slot 8, mixing channel 16, wherein main winding slot, it is secondary around
Group slot and mixing channel are circumferentially uniformly and symmetrically distributed along stator, and the effect of motor is improved by the distribution setting of main winding and auxiliary winding
Rate, main winding and auxiliary winding are distributed using short distance, can effectively reduce by 3,5 subharmonic in this way, improve the delivery efficiency of motor,
Simultaneously because main winding is Working winding its long-term work, main winding be polyamidoimide complex polyester imines enamel covered wire,
Copper-clad aluminum conductor, polyester enamel covered wire, the auxiliary winding are polyamidoimide complex polyester imines enamel insulated aluminium wire, Polyester Paint alclad
Line.
Simultaneously because the radial outside in main winding slot and auxiliary winding slot is provided with permanent magnet, permanent magnetism slot is radial in order to prevent
Permanent magnet in magnet slot is had notch by inside magnetic saturation close to the groove top position of main winding and auxiliary winding slot.The trimming
Including the first notch and the second notch, second notch extends along the first notch.The angle of the trimming of first notch is
Between 120 degree of -150 degree, the angle of the second notch is between 150 degree of -175 degree.The shape pair of each permanent magnet and permanent magnet trough
It answers, and the first notch and the second notch are provided only on close to main winding slot and auxiliary winding slot groove top side.
Advantages of the present invention is as follows：
（1）The startup speed of motor provided by the invention is fast；
（2）The output power of motor provided by the invention；
（3）The manufacturing process of motor provided by the invention is simple, and growth efficiency is high.
Description of the drawings
Fig. 1 is the Local map of stator slot according to embodiments of the present invention；
Fig. 2 is the Local map of permanent magnet trough according to embodiments of the present invention.
Specific implementation mode
The embodiment of the present invention is described below in detail, the present invention proposes a kind of mixed excitation electric machine, including 1 He of stator core
Stator winding, stator core 1 include the stator slot penetrated through in an axial direction and permanent magnet trough, and stator slot includes multiple main winding slots 2, pair
Slot for winding 4 and mixing channel 3, stator winding include main winding 5 and auxiliary winding 6, and main winding 5 is arranged in main winding slot 2 and mixing channel 3
Interior, auxiliary winding 6 is arranged in auxiliary winding 4 and mixing channel 3, and permanent magnet is arranged in permanent magnet trough, permanent magnet trough setting it is main around
The radial outside of slot 2 and auxiliary winding slot 4 is organized, auxiliary winding 6 is in main winding slot in the main winding 5 and auxiliary winding slot 4 in main winding slot 2
2 and auxiliary winding slot 4 in left and right settings bilayer distribution；Main winding 5 in mixing channel 3 is arranged the radial outside in mixing channel 3, it is secondary around
The radially inner side in mixing channel 3 is arranged in group 6, and 5 the number of turns of main winding in main winding slot 2 is M, the auxiliary winding 6 in auxiliary winding slot 4
The number of turns is N, wherein 2<M：N<3, the number of turns of the main winding 5 in mixing channel 3 is A, and 6 the number of turns of auxiliary winding in mixing channel 3 is B,
In 1.5<A：B<2, main winding 5 uses copper winding, auxiliary winding 6 to use aluminium winding, when the motor is energized, permanent magnet and auxiliary winding 6
Auxiliary winding 6 is switched to main winding 5, wherein A, B, N, M is integer by work after motor operation is steady.By auxiliary winding 6 with
Permanent magnet starts motor, and motor is made rapidly and efficiently to start to rated speed.It includes 40 wherein to state stator slot, including it is main around
Group slot 2 has 16, and auxiliary winding slot 4 has 8, and mixing channel 3 has 16, and wherein main winding slot 2, auxiliary winding slot 4 and mixing channel 3 are along fixed
It is sub circumferential to be uniformly and symmetrically distributed, improve the efficiency of motor by the distribution setting of main winding 5 and auxiliary winding 6, main winding 5 and it is secondary around
Group 6 is distributed using short distance, can effectively reduce by 3,5 subharmonic in this way, improve the delivery efficiency of motor, simultaneously because main winding
5 be its long-term work of Working winding, and main winding 5 is polyamidoimide complex polyester imines enamel covered wire, copper-clad aluminum conductor, polyester
Enamel covered wire, the auxiliary winding 6 are polyamidoimide complex polyester imines enamel insulated aluminium wire, polyester enamel insulated aluminium wire.
Simultaneously because the radial outside in main winding slot and auxiliary winding slot is provided with permanent magnet, permanent magnetism slot is radial in order to prevent
Permanent magnet in magnet slot 7 is had notch by inside magnetic saturation close to the groove top position of main winding and auxiliary winding slot.The trimming
Including the first notch 9 and the second notch 8, second notch 8 extends along the first notch.The angle of the trimming of first notch 9
Degree is between 120 degree of -150 degree, and the angle of the second notch 8 is between 150 degree of -175 degree.The shape of each permanent magnet and permanent magnet trough
Shape corresponds to, and the first notch and the second notch are provided only on close to main winding slot and auxiliary winding slot groove top side.
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
Go out other various forms of variations or variation.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 mixed excitation electric machine, which is characterized in that including stator core and stator winding, stator core includes passing through in an axial direction
Logical stator slot and permanent magnet trough, stator slot include multiple main winding slots, auxiliary winding slot and mixing channel, stator winding include it is main around
Group and auxiliary winding, main winding are arranged in main winding slot and mixing channel, and auxiliary winding is arranged in auxiliary winding and mixing channel, permanent magnet
Be arranged in permanent magnet trough, the radial outside in main winding slot and auxiliary winding slot is arranged in permanent magnet trough, the master in main winding slot around
Auxiliary winding left and right settings bilayer in main winding slot and auxiliary winding slot is distributed in group and auxiliary winding slot；Main winding in mixing channel is set
The radial outside in mixing channel is set, the radially inner side in mixing channel is arranged in auxiliary winding, and main winding the number of turns in main winding slot is M,
The number of turns of auxiliary winding in auxiliary winding slot is N, wherein 2<M：N<3, the number of turns of the main winding in mixing channel is A, in mixing channel
Auxiliary winding the number of turns is B, wherein 1.5<A：B<2, main winding uses copper winding, auxiliary winding to use aluminium winding, when the motor is energized, forever
Magnet works with auxiliary winding, after motor operation is steady, auxiliary winding is switched to main winding, wherein A, B, N, M is integer.
2. mixed excitation electric machine according to claim 1, the stator slot includes 40, including main winding slot 16
A, auxiliary winding slot 8, mixing channel 16, wherein main winding slot, auxiliary winding slot and mixing channel circumferentially symmetrically divide along stator
Cloth.
3. mixed excitation electric machine according to claim 2, in the permanent magnet trough permanent magnet close to main winding and it is secondary around
The groove top position of group slot has notch.
4. mixed excitation electric machine according to claim 3, the trimming includes the first notch and the second notch, described second
Notch extends along the first notch.
5. the angle of mixed excitation electric machine according to claim 4, the trimming of first notch is 120 degree of -150 degree
Between, the angle of the second notch is between 150 degree of -175 degree.
6. mixed excitation electric machine according to claim 5, each permanent magnet is corresponding with the shape of permanent magnet trough, and first cuts
Mouth and the second notch are provided only on close to main winding slot and auxiliary winding slot groove top side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674393.2A CN108736600A (en) | 2018-06-27 | 2018-06-27 | A kind of mixed excitation electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810674393.2A CN108736600A (en) | 2018-06-27 | 2018-06-27 | A kind of mixed excitation electric machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108736600A true CN108736600A (en) | 2018-11-02 |
Family
ID=63930959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810674393.2A Pending CN108736600A (en) | 2018-06-27 | 2018-06-27 | A kind of mixed excitation electric machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108736600A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1518188A (en) * | 2003-01-22 | 2004-08-04 | 株式会社起源 | Reluctance motor and magnet of stator for reluctance motor |
| CN106208469A (en) * | 2016-08-19 | 2016-12-07 | 广东美芝制冷设备有限公司 | Compressor electric motor and the compressor with it |
-
2018
- 2018-06-27 CN CN201810674393.2A patent/CN108736600A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1518188A (en) * | 2003-01-22 | 2004-08-04 | 株式会社起源 | Reluctance motor and magnet of stator for reluctance motor |
| CN106208469A (en) * | 2016-08-19 | 2016-12-07 | 广东美芝制冷设备有限公司 | Compressor electric motor and the compressor with it |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202840705U (en) | Stator for a direct current motor and direct current motor having the same | |
| CN105453394B (en) | A kind of double-rotor machine and fan, compressor using this motor | |
| JP2011250685A (en) | Kitchen appliance | |
| CN106451967B (en) | Motor | |
| CN105162268B (en) | General-purpose machine, the household electrical appliance with the motor | |
| CN106981937B (en) | A kind of rotor misconstruction motor | |
| CN107546946A (en) | A kind of m phases stator winding switched reluctance machines and driving method, pole changing method | |
| CN107276350A (en) | A kind of bimorph transducer mixed excitation electric machine | |
| CN207134882U (en) | Stator module, motor and compressor | |
| CN105141098A (en) | Switched reluctance motor with segmental rotor | |
| CN110266135A (en) | A kind of high-speed motor stator | |
| CN108471182A (en) | A kind of switched reluctance machines of the interior setting liquid cooling pipeline of winding slot | |
| CN105743308B (en) | A kind of high-power density permanent magnetic Dual-stator brushless double-fed motor | |
| CN204858927U (en) | Axial cloth looks isopolar structure switched reluctance motor | |
| CN108736600A (en) | A kind of mixed excitation electric machine | |
| CN108288938B (en) | Compressor and refrigeration equipment | |
| CN205039675U (en) | Switched reluctance motor with piecemeal rotor | |
| CN207573121U (en) | A kind of 9 slot centralization winding brushless direct current permanent magnet motor of 6 pole | |
| CN106059144A (en) | Same-polarity multiple-pole motor | |
| CN102185447B (en) | Novel inner rotor permanent magnet motor | |
| CN108288939A (en) | Compressor and refrigeration equipment | |
| KR101801125B1 (en) | Structure of induction motor rotor | |
| CN210517930U (en) | Wiring structure of single-phase four-pole series motor and single-phase four-pole series motor | |
| CN107425625A (en) | A kind of motor and compressor | |
| CN207910568U (en) | Threephase generator and electricity generation system |
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 | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181102 |