CN102594066A - 6 or 12 magnetic-pole three-phase asynchronous motor - Google Patents
6 or 12 magnetic-pole three-phase asynchronous motor Download PDFInfo
- Publication number
- CN102594066A CN102594066A CN2012100482698A CN201210048269A CN102594066A CN 102594066 A CN102594066 A CN 102594066A CN 2012100482698 A CN2012100482698 A CN 2012100482698A CN 201210048269 A CN201210048269 A CN 201210048269A CN 102594066 A CN102594066 A CN 102594066A
- Authority
- CN
- China
- Prior art keywords
- phase
- pole
- stator
- magnetic
- extremely
- 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.)
- Granted
Links
Images
Abstract
The invention discloses a 6 or 12 magnetic-pole three-phase asynchronous motor. The motor comprises a stator and a rotor. A stator winding is wound in a stator groove. The numbers of the stator groove are 24, 30 or 42. The numbers of conductors distributed in the each groove in each pole-phase group of the stator winding are the same. For the numbers of the grooves per pole per phase are 2/3, 4/3, 5/3 or 7/3, conductor arrangement modes of the each pole-phase group in the three continuous pole-phase groups are different. For the numbers of the grooves per pole per phase are 5/6 or 7/6, the conductor arrangement modes of the each pole-phase group in the six continuous pole-phase groups are different. According to the invention, the conductor arrangement modes of the each pole-phase group of the stator winding are different. The numbers of conductors distributed in the each groove in the each pole-phase group are the same. When a denominator of the numbers of the grooves per pole per phase is 3 or multiples of 3, three-phase equilibrium can be achieved and the motor can operate normally.
Description
Technical field
The invention belongs to the motor manufacturing technology field, be specifically related to a kind of 6 or 12 pole three phase asynchronous motors.
Background technology
Every extremely every phase groove number of threephase asynchronous stator has integer that mark is also arranged.When being mark, denominator can not be 3 or 3 multiple, can't obtain three-phase equilibrium or winding coefficient in a basic balance because regular winding is arranged, and motor can't normally move.For 6 pole three phase asynchronous motors (stators of 24 grooves), then every extremely every phase groove number is 24/6/3=4/3, and it is " 211,2 11 ... " that regular winding is arranged the samsara rule, or " 121,121 ... ", or " 112,112 ... "; No matter with the winding which kind of mode is arranged, always have one to be " 2 " mutually, other two is " 1 " mutually.
For example, by " 211,211 ... " samsara, U, V, W distributing trough number successively are 2,1,1, corresponding conductor slot number as follows:
U phase 1,2 ,-5 ,-6,9,10 ,-13 ,-14,17,18 ,-21 ,-22
V phase 4 ,-8,12 ,-16,20 ,-24
W phase-3,7 ,-11,15 ,-19,23
Like this, U has distributed 12 grooves mutually, accounts for 1/2 of 24 grooves, and V has distributed 6 grooves mutually, accounts for 1/4 of 24 grooves, and W has distributed 6 grooves mutually, accounts for 1/4 of 24 grooves.Therefore, the winding coefficient of three phase windings just differs greatly, and three-phase can not balance, and the motor of making so then can't start, and promptly enables starting but electromagnetic noise is remarkable, motor seriously generates heat or it is unable to move, and in a word, can't normally move.
But in actual production, for general existing rotor punching, or in order to reduce cost, or in order to satisfy user's specific (special) requirements, run into the fractional-slot that denominator is 3 or 3 multiple through regular meeting.
Summary of the invention
The invention provides a kind of 6 or 12 pole three phase asynchronous motors, can count under the situation that denominator is 3 or 3 multiple at every extremely every phase groove, make three-phase equilibrium, motor normally moves.
A kind of 6 or 12 pole three phase asynchronous motors comprise stator and rotor; Stator winding is arranged in the described stator slot around the home;
Described number of stator slots is 24,30 or 42; The conductor number average that is distributed in during each utmost point of described stator winding is organized mutually in each groove equates;
For every extremely every phase groove number is that the conductor arrangement mode that each utmost point was organized mutually during 2/3,4/3,5/3 or 7/3, three continuous utmost point was organized mutually is all inequality;
For every extremely every phase groove number is that the conductor arrangement mode that each utmost point was organized mutually during 5/6 or 7/6, six continuous utmost point was organized mutually is all inequality.
Described stator winding be double-deck lap wound around formula, the pitch of stator winding is a short pitch.
For every extremely every phase groove number is 2/3,4/3,5/3 or 7/3, the conductor arrangement mode circulation primary that per 3 utmost points are organized mutually; For every extremely every phase groove number is 5/6 or 7/6, the conductor arrangement mode circulation primary that per 6 utmost points are organized mutually.
Preferably, the gas length of described stator and rotor is 1～1.6 times of standard air gap value; Can eliminate the influence that the difference at groove phase angle in the conductors arrangement mode causes.
Preferably, the tooth magnetic of described stator close with yoke magnetic tooth magnetic close and rotor close with close 0.6～1 times of being the close value of corresponding standard magnetic of yoke magnetic; Can alleviate noise of motor and vibration.
The conductor arrangement mode that the present invention organizes through each utmost point that makes stator winding mutually is inequality; The conductor number average that is distributed in during each utmost point is organized mutually in each groove equates; Can count under the situation that denominator is 3 or 3 multiple at every extremely every phase groove, make three-phase equilibrium, motor normally moves.
Description of drawings
Fig. 1 is the stator of 24 grooves, 6 pole three phase asynchronous motors and the sketch map of stator winding thereof.
Fig. 2 is 24 grooves, 6 pole three phase asynchronous motors, and every extremely every phase groove number is 4/3, by the winding distribution diagram of " 211 121 112,211 121 112 " arrangement.
Fig. 3 is 24 grooves, 12 pole three phase asynchronous motors, and every extremely every phase groove number is 2/3, by the winding distribution diagram of " 110 101 011,110 101 011 " arrangement.
Fig. 4 is 30 grooves, 6 pole three phase asynchronous motors, and every extremely every phase groove number is 5/3, by the winding distribution diagram of " 221 212 122,221 212 122 " arrangement.
Fig. 5 is 30 grooves, 12 pole three phase asynchronous motors, and every extremely every phase groove number is 5/6, by the winding distribution diagram of " 111,110 111,101,111,011 110,111 101,111 011111 " arrangement.
Fig. 6 is 42 grooves, 6 pole three phase asynchronous motors, and every extremely every phase groove number is 7/3, by the winding distribution diagram of " 322 232 223,322 232 223 " arrangement.
Fig. 7 is 42 grooves, 12 pole three phase asynchronous motors, and every extremely every phase groove number is 7/6, by the winding distribution diagram of " 211,111 121,111,112,111 111,211 111,121 111112 " arrangement.
Embodiment
In order to describe the present invention more particularly, technical scheme of the present invention is elaborated below in conjunction with accompanying drawing and embodiment.
A kind of 6 pole three phase asynchronous motors comprise stator and rotor; As shown in Figure 1, stator winding is arranged in the stator slot around the home, stator winding be double-deck lap wound around formula, the pitch of stator winding is a short pitch, number of stator slots is 24, every extremely every phase groove number is 4/3.
The conductor number average that is distributed in during each utmost point of stator winding is organized mutually in each groove equates; The conductor arrangement mode that each utmost point was organized mutually during three continuous utmost points were organized mutually is all inequality; The conductor arrangement mode circulation primary that per 3 utmost points are organized mutually.
The winding distribution diagram of Fig. 2 for arranging by " 211 121 112,211 121 112 "; It can be " 121 112 211; 121 112 211 ", " 112 211 121,112 211 121 ", " 211,112 121,211 112 121 ", " 121 211 112; 121 211 112 ", " 112 121 211,112 121 211 " totally 6 kinds that the winding of effect same is arranged samsara.On the basis of these 6 kinds of arrangements, can derive a plurality of variants; For example arrange, can derive " 111 211 122,111 211 122 " based on " 211 121 112; 211 121 112 "; Be primary " 2 " in " 211121112211121112 " to be moved on on the last position i.e. " 111,211,122 111211122 " in fact; In like manner, can obtain multiple arrangement modes such as " 112 111 221,112 111 221 ".
Visible among the figure, U, V, W three phase windings are divided 24 grooves number equally, and every have 8 grooves mutually, corresponding conductor slot number as follows:
U phase 1,2 ,-5,9 ,-13 ,-14,17 ,-21
V phase 4 ,-8,11,12 ,-16,20 ,-23 ,-24
W phase-3,6,7 ,-10,15 ,-18 ,-19,22
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 211 " and " 121 " reach groove phase angle in " 112 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 100%～160% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 60%～100% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
Gas length is very big to motor performance and operational reliability influence.On the one hand, for reducing exciting current, improve power factor, reducing stray loss, air gap can not be too big; On the other hand, reliable for guaranteeing motor, avoid air gap inhomogeneous and cause that stator and rotor wipe mutually, air gap again can not be too little.At present, domestic small and middle induction motors standard air gap value is as shown in table 1.
Table 1
Magnetic flux density is the important parameters of motor electromagnetic design, and is all influential to each item performance index such as efficiency of motor, power factor, starting torque, breakdown torque, starting current, vibration and noises.For example: stator teeth magnetic flux density (being called for short " stator tooth magnetic is close ")=every utmost point main flux/stator tooth cross-section is long-pending.Magnetic flux density can be adjusted as a parameter of design of electrical motor as required, makes it to increase or reduce.The method of adjustment both can be the size that changes main magnetic flux; Also can be to change the magnetic circuit sectional area; The former adjusts through the winding parameter (for example: coil turn, wire gauge, parallelly connected way, winding pitch, winding type etc.) that changes design of electrical motor, and the latter is through the magnetic structure that changes motor stator punching, rotor punching (for example: the shape of three circle sizes, groove number, groove and size etc.) thereby changes that stator tooth cross-section is long-pending, stator yoke sectional area, rotor tooth sectional area, rotor yoke sectional area.At present, the close value of domestic small and middle induction motors standard magnetic is as shown in table 2.
Table 2
A kind of 12 pole three phase asynchronous motors, number of stator slots are 24, and every extremely every phase groove number is 2/3; The winding distribution diagram of Fig. 3 for arranging by " 110 101 011,110 101 011 ".When being " 0 ", then this takes turns " sky " mutually; For example with groove numbers 1 and 2 by " 110 " distribute to U ,-when W, V, then U be " 1 " mutually, W is " 2 " mutually, V phase bye (be this round be regardless of join conductor slot number to the V phase).It can be " 110 011 101; 110 011 101 ", " 101 110 011,101 110 011 ", " 101 011 110,101 011110 ", " 011 110 101; 011 110 101 ", " 011 101 110,011 101 110 " totally 6 kinds that the winding of effect same is arranged samsara.On the basis of these 6 kinds of arrangements, can derive a plurality of variants.Visible among the figure, U, V, W three phase windings are divided 24 grooves number equally, and every have 8 grooves mutually, corresponding conductor slot number as follows:
U phase 1 ,-3 ,-7,9,13 ,-15 ,-19,21
V phase-4,6,10 ,-12 ,-16,18,22 ,-24
W phase-2 ,-5,8,11 ,-14 ,-17,20,23
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 110 " and " 101 " reach groove phase angle in " 011 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 110%～160% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 60%～90% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
A kind of 6 pole three phase asynchronous motors, number of stator slots are 30, and every extremely every phase groove number is 5/3; The winding distribution diagram of Fig. 4 for arranging by " 221 212 122,221 212 122 ".It can be " 221 122 212; 221 122 212 ", " 212 221 122,212 221 122 ", " 212 122 221,212 122 221 ", " 122 221 212; 122 221 212 ", " 122 212 221,122 212 221 " totally 6 kinds that the winding of effect same is arranged samsara.On the basis of these 6 kinds of arrangements, can derive a plurality of variants.Visible among the figure, U, V, W three phase windings are divided 30 grooves number equally, and every have 10 grooves mutually, corresponding conductor slot number as follows:
U phase 1,2 ,-6 ,-7,11 ,-16 ,-17,21,22 ,-26
V phase 5 ,-9 ,-10,14,15 ,-20,24,25 ,-29 ,-30
W phase-3 ,-4,8 ,-12 ,-13,18,19 ,-23,27,28
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 221 " and " 212 " reach groove phase angle in " 122 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 100%～150% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 70%～100% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
A kind of 12 pole three phase asynchronous motors, number of stator slots are 30, and every extremely every phase groove number is 5/6; The winding distribution diagram of Fig. 5 for arranging by " 111,110 111,101 111,011 110,111 101,111 011111 ".It can be " 011,111 101,111 110,111 111,011 111,101 111110 " etc. totally 720 kinds that the winding of effect same is arranged samsara.On the basis of these 720 kinds of arrangements, can derive a plurality of variants.Visible among the figure, U, V, W three phase windings are divided 30 grooves number equally, and every have 10 grooves mutually, corresponding conductor slot number as follows:
U phase 1 ,-4,6 ,-9,11,16 ,-18,21 ,-23 ,-28
V phase 3,8 ,-10,13 ,-15 ,-20,22 ,-25,27 ,-30
W phase-2,5 ,-7 ,-12,14 ,-17,19,24 ,-26,29
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 111110 " and " 111101 " and " 111011 " and " 110111 " and " 101111 " reach groove phase angle in " 011111 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 120%～160% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 60%～80% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
A kind of 6 pole three phase asynchronous motors, number of stator slots are 42, and every extremely every phase groove number is 7/3; The winding distribution diagram of Fig. 6 for arranging by " 322 232 223,322 232 223 ".It can be " 322 223 232; 322 223 232 ", " 232 322 223,232 322 223 ", " 232 223 322,232 223 322 ", " 223 232 322; 223 232 322 ", " 223 322 232,223 322 232 " totally 6 kinds that the winding of effect same is arranged samsara.On the basis of these 6 kinds of arrangements, can derive a plurality of variants.Visible among the figure, U, V, W three phase windings are divided 42 grooves number equally, and every have 14 grooves mutually, corresponding conductor slot number as follows:
U phase 1,2,3 ,-8 ,-9,15,16 ,-22 ,-23 ,-24,29,30 ,-36 ,-37
V phase 6,7 ,-13 ,-14,19,20,21 ,-27 ,-28,34,35 ,-40 ,-41 ,-42
W phase-4 ,-5,10,11,12 ,-17 ,-18,25,26 ,-31 ,-32 ,-33,38,39
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 322 " and " 232 " reach groove phase angle in " 223 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 110%～160% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 70%～95% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
A kind of 12 pole three phase asynchronous motors, number of stator slots are 42, and every extremely every phase groove number is 7/6; The winding distribution diagram of Fig. 7 for arranging by " 211,111 121,111 112,111 111,211 111,121 111112 ".It can be " 211,111 111,112 111,121 111,211 112,111 121111 " etc. totally 720 kinds that the winding of effect same is arranged samsara.On the basis of these 720 kinds of arrangements, can derive a plurality of variants.Visible among the figure, U, V, W three phase windings are divided 42 grooves number equally, and every have 14 grooves mutually, corresponding conductor slot number as follows:
W phase-3,6 ,-9 ,-10,13 ,-16,20 ,-23,27 ,-30,33,34 ,-37,40
So just obtain three-phase equilibrium or winding coefficient in a basic balance, satisfy each item requirement of the normal operation of motor.In order to eliminate the influence that difference that " 211111 " and " 121111 " and " 112111 " and " 111211 " and " 111121 " reach groove phase angle in " 111112 " arrangement causes; In this execution mode; For the optimizes magnetic circuits design; Making the gas length between the rotor is 120%～160% of standard air gap value, and the magnetic flux density that makes rotor tooth portion and yoke portion is 70%～90% of the close value of corresponding standard magnetic, to satisfy the specific (special) requirements of user to noise of motor and vibration.
Claims (5)
1. one kind 6 or 12 pole three phase asynchronous motors comprise stator and rotor, and stator winding is arranged in the described stator slot around the home; It is characterized in that:
Described number of stator slots is 24,30 or 42; The conductor number average that is distributed in during each utmost point of described stator winding is organized mutually in each groove equates;
For every extremely every phase groove number is that the conductor arrangement mode that each utmost point was organized mutually during 2/3,4/3,5/3 or 7/3, three continuous utmost point was organized mutually is all inequality;
For every extremely every phase groove number is that the conductor arrangement mode that each utmost point was organized mutually during 5/6 or 7/6, six continuous utmost point was organized mutually is all inequality.
2. according to claim 16 or 12 pole three phase asynchronous motors is characterized in that: described stator winding be double-deck lap wound around formula, the pitch of stator winding is a short pitch.
3. according to claim 16 or 12 pole three phase asynchronous motors is characterized in that: for every extremely every phase groove number is 2/3,4/3,5/3 or 7/3, the conductor arrangement mode circulation primary that per 3 utmost points are organized mutually; For every extremely every phase groove number is 5/6 or 7/6, the conductor arrangement mode circulation primary that per 6 utmost points are organized mutually.
4. according to claim 16 or 12 pole three phase asynchronous motors is characterized in that: the gas length of described stator and rotor is 1～1.6 times of standard air gap value.
5. according to claim 16 or 12 pole three phase asynchronous motors is characterized in that: the tooth magnetic of described stator is close and yoke magnetic tooth magnetic close and rotor is close and close 0.6～1 times of being the close value of corresponding standard magnetic of yoke magnetic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210048269.8A CN102594066B (en) | 2012-02-28 | 2012-02-28 | 6 or 12 magnetic-pole three-phase asynchronous motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210048269.8A CN102594066B (en) | 2012-02-28 | 2012-02-28 | 6 or 12 magnetic-pole three-phase asynchronous motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102594066A true CN102594066A (en) | 2012-07-18 |
| CN102594066B CN102594066B (en) | 2014-01-15 |
Family
ID=46482368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210048269.8A Active CN102594066B (en) | 2012-02-28 | 2012-02-28 | 6 or 12 magnetic-pole three-phase asynchronous motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102594066B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683569A (en) * | 2012-09-25 | 2014-03-26 | 株式会社电装 | Stator for rotating electric machine |
| US9608501B2 (en) | 2012-12-13 | 2017-03-28 | Mitsubishi Electric Corporation | Rotary electric machine |
| WO2017056296A1 (en) * | 2015-10-01 | 2017-04-06 | 三菱電機株式会社 | Three-phase induction motor |
| CN108347106A (en) * | 2018-05-09 | 2018-07-31 | 江苏富丽华通用设备股份有限公司 | A kind of rotor punching of low-noise low vibration magneto |
| CN109599974A (en) * | 2018-12-24 | 2019-04-09 | 浙江大学 | A kind of Three-phase Single-layer Windings motor that span is 2 |
| CN113014019A (en) * | 2019-12-20 | 2021-06-22 | 丹东山川电机有限公司 | Winding and winding method and wire inserting method for 48-slot 12-pole three-phase asynchronous motor |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2798398Y (en) * | 2005-05-27 | 2006-07-19 | 耿贞祥 | Y 80 series three phase 6 electrode power-driven machine |
| CN1288820C (en) * | 2004-10-26 | 2006-12-06 | 泰豪科技股份有限公司 | Three-phase lap winding having fractional slot and fractional turn |
| CN202135026U (en) * | 2010-08-10 | 2012-02-01 | 株式会社安川电机 | Generator and wind generating system |
-
2012
- 2012-02-28 CN CN201210048269.8A patent/CN102594066B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1288820C (en) * | 2004-10-26 | 2006-12-06 | 泰豪科技股份有限公司 | Three-phase lap winding having fractional slot and fractional turn |
| CN2798398Y (en) * | 2005-05-27 | 2006-07-19 | 耿贞祥 | Y 80 series three phase 6 electrode power-driven machine |
| CN202135026U (en) * | 2010-08-10 | 2012-02-01 | 株式会社安川电机 | Generator and wind generating system |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103683569A (en) * | 2012-09-25 | 2014-03-26 | 株式会社电装 | Stator for rotating electric machine |
| CN103683569B (en) * | 2012-09-25 | 2016-05-11 | 株式会社电装 | For the stator of Rotating electric machine |
| US9608501B2 (en) | 2012-12-13 | 2017-03-28 | Mitsubishi Electric Corporation | Rotary electric machine |
| WO2017056296A1 (en) * | 2015-10-01 | 2017-04-06 | 三菱電機株式会社 | Three-phase induction motor |
| JPWO2017056296A1 (en) * | 2015-10-01 | 2018-02-08 | 三菱電機株式会社 | Three-phase induction motor |
| CN108347106A (en) * | 2018-05-09 | 2018-07-31 | 江苏富丽华通用设备股份有限公司 | A kind of rotor punching of low-noise low vibration magneto |
| CN109599974A (en) * | 2018-12-24 | 2019-04-09 | 浙江大学 | A kind of Three-phase Single-layer Windings motor that span is 2 |
| CN113014019A (en) * | 2019-12-20 | 2021-06-22 | 丹东山川电机有限公司 | Winding and winding method and wire inserting method for 48-slot 12-pole three-phase asynchronous motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102594066B (en) | 2014-01-15 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102594066B (en) | 6 or 12 magnetic-pole three-phase asynchronous motor | |
| KR101247085B1 (en) | Two conductor winding for an induction motor circuit | |
| US8253295B2 (en) | Schemes of interchangeable windings of electrical machines | |
| RU109934U1 (en) | ASYNCHRONOUS ROTATING MACHINE | |
| Kasten et al. | Electrical machines with higher efficiency through combined star-delta windings | |
| US20140306565A1 (en) | Coaxial Motor | |
| TW201445855A (en) | Stator and electric motor using the same | |
| CN102347646B (en) | General-purpose machine, there are the household electrical appliance of this motor | |
| JP2012135133A (en) | Electric motor | |
| CN202094723U (en) | Fractional-slot double winding structure of servo permanent-magnet synchronous motor | |
| CN108880049A (en) | A kind of slotless high-speed permanent magnet motor of stator module and multilayer sine windings | |
| Liang et al. | Analysis of copper loss of permanent magnet synchronous motor with formed transposition winding | |
| TW201440389A (en) | High efficiency permanent magnet machine | |
| CN207039418U (en) | Compressor magneto and there is its compressor | |
| RU176753U1 (en) | Energy Efficient Induction Motor Winding | |
| JP6560606B2 (en) | Rotating electric machine | |
| CN105914978B (en) | A kind of Dual-stator brushless double-fed motor | |
| CN101944812B (en) | Duplex winding structure with fractional slots of servo permanent magnet synchronous motor | |
| CN217486258U (en) | Stator structure, motor, compressor and refrigeration plant | |
| RU111723U1 (en) | WINDING ASYNCHRONOUS MOTOR | |
| CA2963950C (en) | Active part of an electric machine | |
| US10666106B2 (en) | Stator of an electric motor | |
| CN104578611B (en) | A kind of design method of salient-pole synchronous generator third harmonic excitation winding | |
| Thirugnanasambandamoorthy et al. | What does it take to design a low inrush large induction motor? | |
| RU2556075C1 (en) | Asynchronous electrical machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |