CN202503378U - Three-phase hybrid excitation magnetic flux reversal motor - Google Patents
Three-phase hybrid excitation magnetic flux reversal motor Download PDFInfo
- Publication number
- CN202503378U CN202503378U CN2012201196063U CN201220119606U CN202503378U CN 202503378 U CN202503378 U CN 202503378U CN 2012201196063 U CN2012201196063 U CN 2012201196063U CN 201220119606 U CN201220119606 U CN 201220119606U CN 202503378 U CN202503378 U CN 202503378U
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- 230000005284 excitation Effects 0.000 title claims abstract description 54
- 230000004907 flux Effects 0.000 title claims abstract description 19
- 238000004804 winding Methods 0.000 claims abstract description 58
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000002131 composite material Substances 0.000 claims description 11
- 238000004519 manufacturing process Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 5
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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Abstract
The utility model provides a three-phase hybrid excitation magnetic flux reversal motor, which comprises a stator, a rotor and a rotating shaft, wherein the rotor comprises a rotor yoke and a rotor pole; the stator comprises a stator yoke and a plurality of stator poles connected to the stator yoke, each stator pole comprises a stator pole body, a stator pole shoe and a stator pole arc surface; a stator power winding wire slot is arranged between every two adjacent stator poles, a stator power winding is arranged in the stator power winding wire slot; a stator excitation winding wire slot is respectively dug in a stator pole arc surface iron core and a stator yoke outer side surface iron core in middle line (ML) positions of each stator pole in the direction of the rotating shaft, two effective edges of the stator excitation winding of each stator pole are respectively placed in the two stator excitation winding wire slots; and two stator permanent magnets with the opposite polarities are symmetrically pasted on each stator pole arc surface, and the two adjacent stator permanent magnet bodies which are respectively positioned on the two adjacent stator pole arc surfaces have identical polarity. The three-phase hybrid excitation magnetic flux reversal motor is simple in structure and easy to manufacture, and has wide practicability.
Description
Technical field
The utility model relates to a kind of three-phase magnetic flux reverse motor, and particularly a kind of magnetic flux reverse motor of three-phase composite excitation belongs to the technical field that motor is made.
Background technology
Along with the continuous aggravation of energy crisis, adopting energy-efficient magneto to replace conventional alternating current machine is to solve one of energy starved important channel.The permanent magnetic material of China is very abundant simultaneously, and the magneto of developmental research new structure has important significance for theories and practical value.Yet,, become to limit the bottleneck of its application owing to the shortcoming that magneto exists air-gap field to regulate.
At present, permanent magnet is all very complicated in epitrochanterian mixed excitation electric machine structure, no matter from manufacturing process or finished product large-scale production, all face great challenge.And conventional permanent magnet magnetic flux reverse motor excitation field can't be regulated, and control performance is relatively poor.
Summary of the invention
Technical problem: the purpose of the utility model is the weak point to prior art, and a kind of magnetic flux reverse motor of simple in structure, performance good, excitation field can be regulated three-phase composite excitation is provided.
Technical scheme: the magnetic flux reverse motor of the three-phase composite excitation of the utility model, comprise stator, rotor and rotating shaft, said rotor comprises rotor yoke and rotor pole, said stator comprises stator yoke and is connected several stator poles on the stator yoke; Said each stator poles comprises the stator pole body, stator pole shoes and stator poles cambered surface; Symmetry is pasted with two opposite polarity stator permanent magnets on each stator poles cambered surface, and a stator power winding wire slot is set between per two adjacent stator poles, is furnished with stator power winding in the said stator power winding wire slot; In the stator poles cambered surface iron core of said each stator poles center line ML position and stator yoke outer surface iron core, respectively dig a stator excitation winding wire slot along rotor shaft direction, two effective edges of the stator excitation winding of each stator poles are located at respectively in each two stator excitation winding wire slot digging of rotor shaft direction; The polarity that is positioned at two adjacent stators permanent magnets on two adjacent stator pole cambered surfaces is identical; The direct current of the current opposite in direction that the stator excitation winding in two adjacent stator poles feeds.
Said stator excitation winding is for concentrating winding; Said stator power winding is an AC Windings in the three-phase set.
Beneficial effect: owing to adopted technique scheme, the stator excitation winding is arranged all on each stator poles,, can greatly improve the control performance of motor through the magnetic field size that the electric current of control stator excitation winding just can be regulated motor easily; Twine a centralized excitation winding on each stator poles, therefore, stator excitation winding simple in structure; When the permanent magnet loss of excitation under certain stator poles, utilize this utmost point stator excitation winding to magnetize again for this permanent magnet; The utility model motor has only been opened a stator excitation winding wire slot in the central authorities of each stator polar arc; Corresponding another stator excitation winding wire slot is opened on stator yoke outer surface position; Main magnetic circuit magnetic resistance to permanent magnet does not impact, and the induced potential of stator power winding is a sinusoidal waveform.Its simple in structure, easy manufacturing has practicality widely.Major advantage has:
(1) the utility model can be regulated the magnetic field size of motor easily, and the main magnetic circuit magnetic resistance of permanent magnet is not impacted, and has improved the control performance of motor greatly;
(2) the stator excitation winding on each stator poles is to be wrapped on the stator poles of self, and the terminated line of stator excitation winding is short, and is simple in structure;
(3) when the permanent magnet loss of excitation under certain stator poles, utilize this utmost point stator excitation winding to magnetize again for this permanent magnet.
Description of drawings
Fig. 1 is the structure chart of the magnetic flux reverse motor of the utility model three-phase composite excitation.
The stator pole structural figure of the magnetic flux reverse motor of Fig. 2 the utility model three-phase composite excitation.
Among the figure: the 1-stator yoke; The 2-stator poles; 2-1-stator pole body; The 2-2-stator pole shoes; 2-3-stator poles cambered surface; 3-stator power winding wire slot; 4-stator power winding; The 5-stator permanent magnet; 6-stator excitation winding; 7-stator excitation winding wire slot; The 8-rotor yoke; The 9-rotor pole; The 10-rotating shaft; ML-stator poles center line.
Embodiment
Below in conjunction with accompanying drawing the embodiment of the utility model is done further description:
Shown in Figure 2 like Fig. 1; Magnetic flux reverse motor with the three-phase composite excitation of stator 6 utmost point rotors 8 utmost points is an example; The flow direction motor of the three-phase composite excitation of the utility model comprises stator, rotor and rotating shaft 10; Said rotor comprises rotor yoke 8 and eight rotor poles 9, and said stator comprises stator yoke 1 and is connected six stator poles 2 on the stator yoke 1; Said each stator poles 2 comprises stator pole body 2-1, stator pole shoes 2-2 and stator poles cambered surface 2-3.One stator power winding wire slot 3 is set between per two adjacent stator poles 2; Be furnished with stator power winding 4 in the said stator power winding wire slot 3; Said stator power winding 4 all is to concentrate AC Windings; 4 two effective edges of each stator power winding are put in respectively in the stator power packages wire casing 3 of stator poles both sides, and with stator pole body 2-1 around.In the stator poles cambered surface 2-3 iron core of said each stator poles center line ML position and stator yoke 1 outer surface iron core, respectively dig a stator excitation winding wire slot 7 along rotor shaft direction; Two effective edges of the stator excitation winding 6 of each stator poles 2 are located at respectively in two stator excitation winding wire slots 7, and 6 logical direct currents of the stator excitation winding of adjacent two stator poles 2 are in the opposite direction; Left and right symmetrically is pasted with two mutually opposite stator permanent magnets 5 of polarity on above-mentioned each stator poles cambered surface 2-3; Two adjacent stators permanent magnet 5 polarity that lay respectively on two adjacent stator pole cambered surface 2-3 are identical, and stator permanent magnet 5 polarity of adjacent in this example two stator poles cambered surface 2-3 are distributed as NS-SN.
Operation principle: when needs increase every utmost point magnetic flux, give the every stator excitation winding of extremely going up 6 logical DC Forward Currents, the magnetic direction that its produces is identical with the magnetic direction of permanent magnet, this two parts magnetic field addition, and every total magnetic flux amount under extremely will strengthen; When needs reduce every utmost point magnetic flux, give the every stator excitation winding of extremely going up 6 logical negative sense direct currents, the magnetic direction that its produces is opposite with the magnetic direction of permanent magnet, and subtract each other in this two parts magnetic field, and every total magnetic flux amount under extremely will reduce.It is big or small that the size and Orientation of the electric current through control stator excitation winding 6 just can be regulated the magnetic field of motor easily.Because the stator excitation winding 6 on each stator poles is to be wrapped on self stator poles, when the permanent magnet loss of excitation under certain stator poles, the 6 logical positive currents of the stator excitation winding on this stator poles is magnetized for this permanent magnet again, thereby recover the magnetic of this permanent magnet.
Claims (3)
1. the magnetic flux reverse motor of a three-phase composite excitation; Comprise stator, rotor and rotating shaft (10); Said rotor comprises rotor yoke (8) and rotor pole (9), and said stator comprises stator yoke (1) and is connected several stator poles (2) on the stator yoke (1); Said each stator poles (2) comprises stator pole body (2-1), stator pole shoes (2-2) and stator poles cambered surface (2-3); Go up symmetry in each stator poles cambered surface (2-3) and be pasted with two opposite polarity stator permanent magnets (5); One stator power winding wire slot (3) is set between per two adjacent stator poles (2), is furnished with stator power winding (4) in the said stator power winding wire slot (3); It is characterized in that: in stator poles cambered surface (2-3) iron core of said each stator poles center line ML position and stator yoke (1) outer surface iron core, respectively dig a stator excitation winding wire slot (7) along rotor shaft direction, two effective edges of the stator excitation winding (6) of each stator poles (2) are located at respectively in each two stator excitation winding wire slot (7) of digging of rotor shaft direction; The polarity that is positioned at the two adjacent stators permanent magnets (5) on two adjacent stator pole cambered surfaces (2-3) is identical; The direct current of the current opposite in direction that the stator excitation winding (6) in adjacent two stator poles (2) feeds.
2. the magnetic flux reverse motor of three-phase composite excitation according to claim 1 is characterized in that: said stator excitation winding (6) is for concentrating winding.
3. the magnetic flux reverse motor of three-phase composite excitation according to claim 1 is characterized in that: said stator power winding (4) is AC Windings in the three-phase set.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201196063U CN202503378U (en) | 2012-03-27 | 2012-03-27 | Three-phase hybrid excitation magnetic flux reversal motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201196063U CN202503378U (en) | 2012-03-27 | 2012-03-27 | Three-phase hybrid excitation magnetic flux reversal motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202503378U true CN202503378U (en) | 2012-10-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201196063U Expired - Fee Related CN202503378U (en) | 2012-03-27 | 2012-03-27 | Three-phase hybrid excitation magnetic flux reversal motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202503378U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593979A (en) * | 2012-03-27 | 2012-07-18 | 中国矿业大学 | Three-phase hybrid excitation magnetic flux reversing motor |
| CN103997174A (en) * | 2014-06-11 | 2014-08-20 | 东南大学 | Rotor salient pole type hybrid excitation motor based on magnetic gear |
| CN105141061A (en) * | 2015-09-01 | 2015-12-09 | 珠海凯邦电机制造有限公司 | Air processor and alternating current plastic-sealed motor and stator thereof |
| US9732818B2 (en) | 2015-10-13 | 2017-08-15 | Goodrich Corporation | Axial engagement-controlled variable damper systems and methods |
| US9765850B2 (en) | 2015-10-13 | 2017-09-19 | Goodrich Corporation | Saturation-controlled variable damper systems and methods |
| US11171524B2 (en) | 2019-01-15 | 2021-11-09 | Rolls-Royce Plc | Electromechanical system |
-
2012
- 2012-03-27 CN CN2012201196063U patent/CN202503378U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102593979A (en) * | 2012-03-27 | 2012-07-18 | 中国矿业大学 | Three-phase hybrid excitation magnetic flux reversing motor |
| CN103997174A (en) * | 2014-06-11 | 2014-08-20 | 东南大学 | Rotor salient pole type hybrid excitation motor based on magnetic gear |
| CN105141061A (en) * | 2015-09-01 | 2015-12-09 | 珠海凯邦电机制造有限公司 | Air processor and alternating current plastic-sealed motor and stator thereof |
| CN105141061B (en) * | 2015-09-01 | 2017-11-17 | 珠海凯邦电机制造有限公司 | A kind of air processor and its exchange plastic packaging motor and stator |
| US9732818B2 (en) | 2015-10-13 | 2017-08-15 | Goodrich Corporation | Axial engagement-controlled variable damper systems and methods |
| US9732817B2 (en) | 2015-10-13 | 2017-08-15 | Goodrich Corporation | Axial engagement-controlled variable damper systems and methods |
| US9765850B2 (en) | 2015-10-13 | 2017-09-19 | Goodrich Corporation | Saturation-controlled variable damper systems and methods |
| US11171524B2 (en) | 2019-01-15 | 2021-11-09 | Rolls-Royce Plc | Electromechanical system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20121024 Termination date: 20130327 |