CN103633806A - Single-phase transverse flux full-control switched reluctance motor - Google Patents
Single-phase transverse flux full-control switched reluctance motor Download PDFInfo
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- CN103633806A CN103633806A CN201310674454.2A CN201310674454A CN103633806A CN 103633806 A CN103633806 A CN 103633806A CN 201310674454 A CN201310674454 A CN 201310674454A CN 103633806 A CN103633806 A CN 103633806A
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Abstract
The invention relates to the field of motors, in particular to a single-phase transverse flux full-control switched reluctance motor, and aims to solve the problem that the traditional single-phase switched reluctance motor is high in output torque fluctuation, low in output torque density and incapable of outputting continuous torque. The single-phase transverse flux full-control switched reluctance motor in a cylinder structure comprises a stator, a rotor and a motor output shaft. An air gap is formed between the stator and the rotor. The rotor is fixed outside the motor output shaft. The stator comprises a stator core, a front upward stator winding, a front downward stator winding, a rear downward stator winding, and a rear upward stator winding. The rotor comprises a permanent magnet, a front rotor core and a rear rotor core. The permanent magnet is a circular permanent magnet. The single-phase transverse flux full-control switched reluctance motor has the advantages that the output torque fluctuation is reduced by 20%, the output torque density is increased by 10% compared to that of the traditional motor, the motor can output continuous torque, measuring process of the switched reluctance motor is simpler, and manufacturing cost of the switched reluctance motor is reduced. The single-phase transverse flux full-control switched reluctance motor is applicable to the field of motors.
Description
Technical field
The present invention relates to a kind of reluctance motor, belongs to machine field.
Background technology
The stator and rotor of traditional two-phase switched reluctance machines are salient-pole structure, and the stator and rotor cores number of teeth is equal, and stator and rotor cores is that single hop is unshakable in one's determination.By stator excitation winding is switched on successively, winding exciting current is one direction electric current, and stator poles and rotor pole interact and produce torque.On rotor, both there is no winding, and also there is no permanent magnet, so motor is simple in structure, reliable.But, two toothings due to single-phase switch reluctance machine stator core, motor is in an electrical degree cycle mechanical angle 180 degree, and the rate of change of inductance is for once, make single-phase switch reluctance machine output torque ripple large, export torque density low, can not export the shortcomings such as continuous torque.
Summary of the invention
The present invention is that traditional single phase switched reluctance machines output torque ripple is large, output torque density is low, can not export the problem of continuous torque in order to solve, and then single-phase transverse magnetic flux fully-controlled type switched reluctance machines is provided.
Single-phase transverse magnetic flux fully-controlled type switched reluctance machines, it is cylindrical structure, described switched reluctance machines comprises stator, rotor and motor output shaft 4, is air gap 5 between described stator and rotor; Rotor is fixed on motor output shaft 4 outsides;
Stator comprises stator core 1, the up stator winding 2 of leading portion, the descending stator winding 6 of leading portion, the descending stator winding 7 of back segment, the up stator winding 9 of back segment; Described stator core 1 is divided into two sections vertically, be respectively leading portion and back segment, described two-stage structure is mirror image, and wherein leading portion stator core 1 inside is provided with two teeth, and described two teeth are wound with respectively the up stator winding 2 of leading portion and the descending stator winding 6 of leading portion; Back segment stator core inside is provided with two teeth, and described two teeth are wound with respectively the descending stator winding 7 of back segment and the up stator winding 9 of back segment; Wherein the up stator winding 9 of up stator winding 2 and back segment is axially adjacent, and the descending stator winding 6 of described leading portion is axially adjacent with the descending stator winding 7 of back segment;
Rotor comprises permanent magnet 11, leading portion rotor core 3 and back segment rotor core 10, and permanent magnet 11 is annular permanent magnet, and its magnetizing direction is for magnetizing vertically, and clamping between described leading portion rotor core 3 and rear leading portion rotor core 10 have a permanent magnet 11; Described leading portion rotor core 3 and back segment rotor core 10 are mirror image; The outer surface of described leading portion rotor core 3 is along the circumferential direction uniformly distributed and is provided with two sectors that shape is identical;
Described rotor sector polar arc is than large 6 degree of stator tooth polar arc; Described permanent magnet 11 is embedded between leading portion rotor core 3 and back segment rotor core 10.
In the present invention, single-phase switch reluctance machine output torque ripple has reduced 20%, and output torque density has improved 10% on year-on-year basis, can allow single-phase switch reluctance machine can export continuous torque; Switched reluctance machines manufacturing process and cost have been reduced simultaneously.
Accompanying drawing explanation
Fig. 1 is axial cutaway view of the present invention;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the magnetic line of force path schematic diagram in the magnetic field of permanent magnet generation;
Fig. 4 is that magnetic field and the winding that permanent magnet produces produces the magnetic line of force path schematic diagram producing after magnetic field superposition;
Fig. 5 is the direction schematic diagram of motor winding current;
Fig. 6 is the direction schematic diagram of motor winding current;
Fig. 7 be motor rotor position when 90-180 spends, the magnetic direction schematic diagram that the winding of stator produces;
Fig. 8 is that motor rotor position is at the magnetic schematic diagram of 0-90 degree stator;
Fig. 9 be motor rotor position when 90-180 spends, the circulation path schematic diagram of H bridge electric current;
Figure 10 be motor rotor position when 0-90 spends, the circulation path schematic diagram of H bridge electric current;
Figure 11 is the curve chart of motor winding current and output torque.
Embodiment
Embodiment one: present embodiment is described below in conjunction with Fig. 1 and Fig. 2, single-phase transverse magnetic flux fully-controlled type switched reluctance machines described in present embodiment, it is cylindrical structure, and described switched reluctance machines comprises stator, rotor and motor output shaft 4, is air gap 5 between described stator and rotor; Rotor is fixed on motor output shaft 4 outsides;
Stator comprises stator core 1, the up stator winding 2 of leading portion, the descending stator winding 6 of leading portion, the descending stator winding 7 of back segment, the up stator winding 9 of back segment; Described stator core 1 is divided into two sections vertically, be respectively leading portion and back segment, described two-stage structure is mirror image, and wherein leading portion stator core 1 inside is provided with two teeth, and described two teeth are wound with respectively the up stator winding 2 of leading portion and the descending stator winding 6 of leading portion; Back segment stator core inside is provided with two teeth, and described two teeth are wound with respectively the descending stator winding 7 of back segment and the up stator winding 9 of back segment; Wherein the up stator winding 9 of up stator winding 2 and back segment is axially adjacent, and the descending stator winding 6 of described leading portion is axially adjacent with the descending stator winding 7 of back segment;
Rotor comprises permanent magnet 11, leading portion rotor core 3 and back segment rotor core 10, and permanent magnet 11 is annular permanent magnet, and its magnetizing direction is for magnetizing vertically, and clamping between described leading portion rotor core 3 and back segment rotor core 10 have a permanent magnet 11; Described leading portion rotor core 3 and back segment rotor core 10 are mirror image; The outer surface of described leading portion rotor core 3 is along the circumferential direction uniformly distributed and is provided with two sectors that shape is identical;
Described rotor sector polar arc is than large 6 degree of stator tooth polar arc; Described permanent magnet 11 is embedded between leading portion rotor core 3 and back segment rotor core 10.
In this embodiment, the permanent magnet magnetic direction is divided into upper and lower two, as shown in Figure 3, the magnetic circuit is composed of permanent magnet on N - > after the rotor iron core yoke of uplink > after the rotor upstream core tooth - > after the rotor ascending air gap > after the stator uplink teeth - & gt; after the stator uplink yoke - > two stator upstream intermediate yoke - > front stator uplink yoke - > front stator uplink tooth - > the front section of the stator and rotor of ascending air gap > a rotor teeth - > uplink uplink front rotor yoke; > permanent magnet pole S; under the road circuit composed of a permanent magnet pole N > after the rotor down core yoke - > after the rotor down core tooth - > after the rotor down air gap > after the stator tooth part > downlink downlink period; after the stator yoke > two stator downlink intermediate yoke - > front stator downlink yoke - > front stator downlink tooth - > the front section of the stator and rotor descending air gap > a rotor down teeth - > anterior descending > rotor yoke; permanent magnet pole S.
Motor winding is single-phase winding, series connection mutually, winding drives and adopts H bridge to drive excitation mode, the motor rotor position of setting Fig. 1 is mechanical 0 angle position, when angle of rotor of motor 90-180 spends, winding excitation is positive current, and the magnetic line of winding excitation is consistent with magnetic circuit direction L-1 and the L-2 of permanent magnet with L-4 direction through L-3, as shown in Figure 4.
As shown in Figure 5 and Figure 6, motor rotor position is when 90-180 spends motor winding exciting current direction, and winding exciting current is forward current, and on stator front portion, tooth shows as N utmost point magnetic, and on stator rear portion, tooth shows as S utmost point magnetic; The anterior lower tooth of stator shows as N utmost point magnetic, and stator rear portion lower tooth shows as S utmost point magnetic.Motor rotor position is when 0-90 spends, and winding exciting current is negative current, and on stator front portion, tooth shows as S utmost point magnetic, and on stator rear portion, tooth shows as N utmost point magnetic; The anterior lower tooth of stator shows as S utmost point magnetic, and stator rear portion lower tooth shows as N utmost point magnetic; As shown in Figure 7 and Figure 8.
Operation principle:
Motor is two-phase switched reluctance machines, the electrical degree cycle of motor stator is 0-180 degree, the motor rotor position of setting Fig. 1 is mechanical 0 angle position, interval at rotor 0-90 degree, motor winding is by H bridge drive circuit, open power tube S3 and S4, turn-off S1 and S2, making motor stator winding electric current is negative current, the anterior rotor tooth performance of motor is all S magnetic, and rotor tooth performance in motor rear portion is all N magnetic, the phase mutual repulsion of rotor tooth portion, rotor is exported positive torque, and rotor is by being rotated counterclockwise.
Interval at rotor 90-180 degree, motor winding, by H bridge drive circuit, is opened power tube S1 and S2, turn-offs S3 and S4, making motor stator winding electric current is forward current, the anterior upper and lower stator teeth of motor all shows as N magnetic, and rotor tooth performance is all S magnetic, and the upper and lower stator tooth performance in motor rear portion is all S magnetic, rotor tooth portion is all expressed as N magnetic, rotor tooth portion attracts each other, and rotor is exported positive torque, and rotor is by being rotated counterclockwise.As shown in figure 11.
Embodiment two: present embodiment is further qualified the single-phase transverse magnetic flux fully-controlled type switched reluctance machines described in embodiment one, in present embodiment, the up stator winding 2 of leading portion, the descending stator winding 6 of leading portion, the descending stator winding 7 of back segment and the up stator winding 9 of back segment are concentrated winding.
In present embodiment, motor winding drive to adopt H bridge excitation mode, and motor rotor position is when 90-180 spends, and winding exciting current is forward current, and S1 and S2 are open-minded, and S3 and S4 turn-off, and electric current is flowed through road through as shown in Figure 9; Motor rotor position is when 0-90 spends, and winding exciting current is negative current, and S3 and S4 are open-minded, and S1 and S2 turn-off, and electric current is flowed through road through as shown in figure 10.
Claims (2)
1. single-phase transverse magnetic flux fully-controlled type switched reluctance machines, is characterized in that: it is cylindrical structure, and described switched reluctance machines comprises stator, rotor and motor output shaft (4), is air gap (5) between described stator and rotor; Rotor is fixed on motor output shaft (4) outside;
Stator comprises stator core (1), the up stator winding of leading portion (2), the descending stator winding of leading portion (6), the descending stator winding of back segment (7), the up stator winding of back segment (9); Described stator core (1) is divided into two sections vertically, be respectively leading portion and back segment, described two-stage structure is mirror image, wherein leading portion stator core (1) inside is provided with two teeth, and described two teeth are wound with respectively the up stator winding of leading portion (2) and the descending stator winding of leading portion (6); Back segment stator core inside is provided with two teeth, and described two teeth are wound with respectively the descending stator winding of back segment (7) and the up stator winding of back segment (9); Wherein up stator winding (2) is axially adjacent with the up stator winding of back segment (9), and the descending stator winding of described leading portion (6) is axially adjacent with the descending stator winding of back segment (7);
Rotor comprises permanent magnet (11), leading portion rotor core (3) and back segment rotor core (10), permanent magnet (11) is annular permanent magnet, its magnetizing direction is for magnetizing vertically, and clamping between described leading portion rotor core (3) and back segment rotor core (10) have a permanent magnet (11); Described leading portion rotor core (3) and back segment rotor core (10) are mirror image; The outer surface of described leading portion rotor core (3) is along the circumferential direction uniformly distributed and is provided with two sectors that shape is identical;
Described rotor sector polar arc is than large 6 degree of stator tooth polar arc; Described permanent magnet (11) is embedded between leading portion rotor core (3) and back segment rotor core (10).
2. single-phase transverse magnetic flux fully-controlled type switched reluctance machines according to claim 1, is characterized in that: the up stator winding of leading portion (2), the descending stator winding of leading portion (6), the descending stator winding of back segment (7) and the up stator winding of back segment (9) are concentrated winding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310674454.2A CN103633806B (en) | 2013-12-11 | 2013-12-11 | Single-phase transverse flux full-control switched reluctance machines |
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| CN201310674454.2A CN103633806B (en) | 2013-12-11 | 2013-12-11 | Single-phase transverse flux full-control switched reluctance machines |
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| CN103633806A true CN103633806A (en) | 2014-03-12 |
| CN103633806B CN103633806B (en) | 2016-03-16 |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972725A (en) * | 2017-05-25 | 2017-07-21 | 上海鼎特电器有限公司 | A kind of single-phase permanent type switched reluctance machines and its control method |
| CN107104568A (en) * | 2017-07-04 | 2017-08-29 | 杭州同孚环保科技有限公司 | A kind of reluctance motor set to pole |
| CN107591979A (en) * | 2017-10-31 | 2018-01-16 | 湖南开启时代电子信息技术有限公司 | Rotor axial magnetizes permanent magnet switched reluctance motor |
| CN108768113A (en) * | 2018-06-08 | 2018-11-06 | 江苏大学 | Four-degree-of-freedom composite excitation starting/generating integrated magnetic suspension switched reluctance motor |
| CN108840128A (en) * | 2018-07-25 | 2018-11-20 | 福建联创机械设备有限公司 | A kind of fully automatic environmental-friendly cement truck-loading facilities |
| CN111404290A (en) * | 2020-03-12 | 2020-07-10 | 华中科技大学 | Concentrated winding transverse flux permanent magnet synchronous motor |
| CN112688444A (en) * | 2020-12-11 | 2021-04-20 | 杭州星成电气科技有限公司 | Single-phase reluctance motor with self-starting capability |
| CN114337459A (en) * | 2021-12-31 | 2022-04-12 | 西比里电机技术(苏州)有限公司 | Driving topology circuit applicable to two-phase switched reluctance motor with wide power supply voltage |
| WO2022145035A1 (en) * | 2020-12-29 | 2022-07-07 | ヤマハ発動機株式会社 | Electric machine |
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| CN1645712A (en) * | 2005-01-07 | 2005-07-27 | 南京航空航天大学 | Magnetic resistant electric motor with double stator switch |
| US20080278010A1 (en) * | 2007-05-10 | 2008-11-13 | Denso Corporation | Switched reluctance motor |
| CN101404474A (en) * | 2008-11-11 | 2009-04-08 | 河北工业大学 | Operation method and implementing apparatus for switch reluctance motor |
| CN102306995A (en) * | 2011-08-26 | 2012-01-04 | 北京航空航天大学 | Permanent magnet biased bearingless switched reluctance motor |
| CN102983694A (en) * | 2012-12-27 | 2013-03-20 | 上海交通大学 | Sectional type switch reluctance motor |
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2013
- 2013-12-11 CN CN201310674454.2A patent/CN103633806B/en not_active Expired - Fee Related
Patent Citations (5)
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|---|---|---|---|---|
| CN1645712A (en) * | 2005-01-07 | 2005-07-27 | 南京航空航天大学 | Magnetic resistant electric motor with double stator switch |
| US20080278010A1 (en) * | 2007-05-10 | 2008-11-13 | Denso Corporation | Switched reluctance motor |
| CN101404474A (en) * | 2008-11-11 | 2009-04-08 | 河北工业大学 | Operation method and implementing apparatus for switch reluctance motor |
| CN102306995A (en) * | 2011-08-26 | 2012-01-04 | 北京航空航天大学 | Permanent magnet biased bearingless switched reluctance motor |
| CN102983694A (en) * | 2012-12-27 | 2013-03-20 | 上海交通大学 | Sectional type switch reluctance motor |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106972725A (en) * | 2017-05-25 | 2017-07-21 | 上海鼎特电器有限公司 | A kind of single-phase permanent type switched reluctance machines and its control method |
| CN106972725B (en) * | 2017-05-25 | 2023-09-12 | 上海鼎特电器有限公司 | Single-phase permanent magnet type switch reluctance motor and control method thereof |
| CN107104568B (en) * | 2017-07-04 | 2023-04-25 | 杭州同孚环保科技有限公司 | Reluctance motor with opposite poles |
| CN107104568A (en) * | 2017-07-04 | 2017-08-29 | 杭州同孚环保科技有限公司 | A kind of reluctance motor set to pole |
| CN107591979A (en) * | 2017-10-31 | 2018-01-16 | 湖南开启时代电子信息技术有限公司 | Rotor axial magnetizes permanent magnet switched reluctance motor |
| CN108768113A (en) * | 2018-06-08 | 2018-11-06 | 江苏大学 | Four-degree-of-freedom composite excitation starting/generating integrated magnetic suspension switched reluctance motor |
| CN108840128A (en) * | 2018-07-25 | 2018-11-20 | 福建联创机械设备有限公司 | A kind of fully automatic environmental-friendly cement truck-loading facilities |
| CN111404290A (en) * | 2020-03-12 | 2020-07-10 | 华中科技大学 | Concentrated winding transverse flux permanent magnet synchronous motor |
| CN111404290B (en) * | 2020-03-12 | 2021-08-03 | 华中科技大学 | Concentrated winding transverse flux permanent magnet synchronous motor |
| CN112688444A (en) * | 2020-12-11 | 2021-04-20 | 杭州星成电气科技有限公司 | Single-phase reluctance motor with self-starting capability |
| CN112688444B (en) * | 2020-12-11 | 2021-11-26 | 杭州星成电气科技有限公司 | Single-phase reluctance motor with self-starting capability |
| WO2022145035A1 (en) * | 2020-12-29 | 2022-07-07 | ヤマハ発動機株式会社 | Electric machine |
| JP7495527B2 (en) | 2020-12-29 | 2024-06-04 | ヤマハ発動機株式会社 | Electrical machinery |
| CN114337459A (en) * | 2021-12-31 | 2022-04-12 | 西比里电机技术(苏州)有限公司 | Driving topology circuit applicable to two-phase switched reluctance motor with wide power supply voltage |
| CN114337459B (en) * | 2021-12-31 | 2023-12-08 | 西比里电机技术(苏州)有限公司 | Driving topology circuit suitable for two-phase switch reluctance motor with wide power supply voltage |
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| CN103633806B (en) | 2016-03-16 |
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