CN102497075A - Switched reluctance motor with dual-rotor structure - Google Patents
Switched reluctance motor with dual-rotor structure Download PDFInfo
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- CN102497075A CN102497075A CN2011104411644A CN201110441164A CN102497075A CN 102497075 A CN102497075 A CN 102497075A CN 2011104411644 A CN2011104411644 A CN 2011104411644A CN 201110441164 A CN201110441164 A CN 201110441164A CN 102497075 A CN102497075 A CN 102497075A
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Abstract
The invention relates to a switched reluctance motor with a dual-rotor structure, and belongs to the technical field of switched reluctance motors. The switched reluctance motor with the dual-rotor structure comprises a left end cover, a right end cover, an enclosure, a stator core, an inner-layer winding, an outer-layer winding, an outer rotor core, an inner rotor core, a bearing A, a bearing B, a main shaft and a flange. A group consisting of the outer rotor core, outer-layer salient poles of a stator and windings of the outer-layer salient poles of the stator, and a group consisting of the inner rotor core, inner-layer salient poles of the rotor and windings of the inner-layer salient poles of the stator simultaneously work equivalent to an outer-rotor switched reluctance motor and an ordinary switched reluctance motor respectively, and the torque of two rotors is superposed to obtain output torque; and by the structure, the space of the motor is fully utilized, and compared with that of the conventional switched reluctance motor with the same rotating speed and the same volume, power density is greatly increased.
Description
Technical field
The present invention relates to a kind of dual-rotor structure switched reluctance machines, belong to the switched reluctance machines technical field.
Background technology
The motor of switched reluctance machines biconvex electrode structure, the salient pole of its stator, rotor is overrided to form by the ordinary silicon steel disc, and rotor had not both had winding and had not had permanent magnet yet, was wound with concentrated winding on the stator poles; This motor can be divided into single-phase, two-phase, three-phase, four phase and heterogeneous switched reluctance machines by the number of phases, and wherein 8/6 structure is in the majority mutually with four with three-phase 6/4 structure again.That this switched reluctance machines has is simple in structure, be easy to make, reliable, not fragile, be easy to speed governing, power density is high, efficient is high, detent torque is big, starting current is little, overload capacity is strong; Can heavy load starting etc. advantage, the permanent power of its high speed district wide ranges, performance are good simultaneously.But mostly current switched reluctance machines is single stator single rotor structure; Power density and torque density are very low, with industrial circles such as military industry fields such as modern aerospace navigation and electric automobile, lathes the requirement of motor high power density characteristic are differed more and more far away.
Summary of the invention
The objective of the invention is provides a kind of dual-rotor structure switched reluctance machines in order to solve the existing low problem of switched reluctance machines power density.
The objective of the invention is to realize through following technical scheme.
A kind of dual-rotor structure switched reluctance machines of the present invention comprises left end cap 1, right end cap 2, casing 3, stator core 4, internal layer winding 5, outer winding 6, external rotor iron core 7, internal rotor iron core 8, bearing A9, bearing B10, main shaft 11 and flange 12; Stator core 4 is formed stator component with winding internal layer winding 5, outer winding 6, and stator component is fixedly connected on the left end cap 1; Left end cap 1 is fixed together through casing 3 with right end cap 2; One end of one end of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 fixedly is linked to be an integral body through flange 12, and this integral body is fixed on the main shaft 11 through internal rotor unshakable in one's determination 8; Main shaft 11 is rotatably connected through bearing A9 and left end cap 1, and main shaft 11 is rotatably connected through bearing B10 and right end cap 2; Stator core 4 inner surfaces and outer surface are salient-pole structure, and the salient pole number on the surfaces externally and internally is identical, is Ns, and the corresponding utmost point of the surfaces externally and internally of stator core 4 is over against placement; Be wound with polyphase windings respectively on the surfaces externally and internally salient pole of stator core 4, and surfaces externally and internally is a homophase over against extremely going up winding; The outer surface of the inner surface of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 is salient-pole structure, and external rotor unshakable in one's determination 7 is identical with the salient pole number of internal rotor unshakable in one's determination 8, is Nr, and the corresponding utmost point of outer surface of the inner surface of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 is over against placement.
Beneficial effect
External rotor iron core of the present invention and stator skin salient pole and winding, internal rotor iron core and stator internal layer salient pole and winding thereof are equivalent to an outer rotor switched reluctance motor respectively and the logical switched reluctance machines of a Daepori is worked simultaneously; The torque stack of two rotors is as the output torque; This structure has made full use of the motor space; With compare with the traditional structure switched reluctance machines of volume with rotating speed, power density improves greatly.
Description of drawings
Fig. 1 is the structural representation of dual-rotor structure switched reluctance machines;
Fig. 2 is the cross sectional representation of dual-rotor structure switched reluctance machines;
Wherein, the 1-left end cap, the 2-right end cap, the 3-casing, the 4-stator core, 5-internal layer winding, the outer winding of 6-, the 7-external rotor is unshakable in one's determination, and the 8-internal rotor is unshakable in one's determination, 9-bearing A, 10-bearing B, 11-main shaft, 12-flange.
Embodiment
Embodiment 1
A kind of dual-rotor structure switched reluctance machines; As depicted in figs. 1 and 2, comprise left end cap 1, right end cap 2, casing 3, stator core 4, internal layer winding 5, outer winding 6, external rotor iron core 7, internal rotor iron core 8, bearing A9, bearing B10, main shaft 11 and flange 12; Stator core 4 is formed stator component with winding internal layer winding 5, outer winding 6, and stator component is fixedly connected on the left end cap 1; Left end cap 1 is fixed together through casing 3 with right end cap 2; One end of one end of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 fixedly is linked to be an integral body through flange 12, and this integral body is fixed on the main shaft 11 through internal rotor unshakable in one's determination 8; Main shaft 11 is rotatably connected through bearing A9 and left end cap 1, and main shaft 11 is rotatably connected through bearing B10 and right end cap 2; Stator core 4 inner surfaces and outer surface are salient-pole structure, and the salient pole number on the surfaces externally and internally is identical, is Ns, and the corresponding utmost point of the surfaces externally and internally of stator core 4 is over against placement; Be wound with polyphase windings respectively on the surfaces externally and internally salient pole of stator core 4, and surfaces externally and internally is a homophase over against extremely going up winding; The outer surface of the inner surface of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 is salient-pole structure, and external rotor unshakable in one's determination 7 is identical with the salient pole number of internal rotor unshakable in one's determination 8, is Nr, and the corresponding utmost point of outer surface of the inner surface of external rotor unshakable in one's determination 7 and internal rotor unshakable in one's determination 8 is over against placement.
Claims (1)
1. a dual-rotor structure switched reluctance machines is characterized in that: comprise left end cap (1), right end cap (2), casing (3), stator core (4), internal layer winding (5), outer winding (6), external rotor (7) unshakable in one's determination, internal rotor (8), bearing A (9) unshakable in one's determination, bearing B (10), main shaft (11) and flange (12); Stator core (4) is formed stator component with winding internal layer winding (5), outer winding (6), and stator component is fixedly connected on the left end cap (1); Left end cap (1) and right end cap (2) are fixed together through casing (3); One end of one end of external rotor (7) unshakable in one's determination and internal rotor (8) unshakable in one's determination fixedly is linked to be an integral body through flange (12), and this integral body is fixed on the main shaft (11) through internal rotor (8) unshakable in one's determination; Main shaft (11) is rotatably connected with left end cap (1) through bearing A (9), and main shaft (11) is rotatably connected with right end cap (2) through bearing B (10); Stator core (4) inner surface and outer surface are salient-pole structure, and the salient pole number on the surfaces externally and internally is identical, is Ns, and the corresponding utmost point of the surfaces externally and internally of stator core (4) is over against placement; Be wound with polyphase windings respectively on the surfaces externally and internally salient pole of stator core (4), and surfaces externally and internally is a homophase over against extremely going up winding; The outer surface of the inner surface of external rotor (7) unshakable in one's determination and internal rotor (8) unshakable in one's determination is salient-pole structure; External rotor (7) unshakable in one's determination is identical with the salient pole number of internal rotor (8) unshakable in one's determination; Be Nr, the corresponding utmost point of outer surface of the inner surface of external rotor (7) unshakable in one's determination and internal rotor (8) unshakable in one's determination is over against placement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104411644A CN102497075A (en) | 2011-12-26 | 2011-12-26 | Switched reluctance motor with dual-rotor structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011104411644A CN102497075A (en) | 2011-12-26 | 2011-12-26 | Switched reluctance motor with dual-rotor structure |
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| CN102497075A true CN102497075A (en) | 2012-06-13 |
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| CN2011104411644A Pending CN102497075A (en) | 2011-12-26 | 2011-12-26 | Switched reluctance motor with dual-rotor structure |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832770A (en) * | 2012-08-03 | 2012-12-19 | 东南大学 | Combined-type switched reluctance motor |
| CN102837592A (en) * | 2012-09-18 | 2012-12-26 | 东南大学 | Electronic stepless speed regulating system for hybrid power automobile |
| CN103166396A (en) * | 2013-03-29 | 2013-06-19 | 沈阳工业大学 | Stator double-winding alternating-current motor with double cage barrier rotors and control method thereof |
| CN103166544A (en) * | 2013-01-21 | 2013-06-19 | 合肥创源车辆控制技术有限公司 | Digital direct-driven double-cantilever micro-motor system |
| CN103929027A (en) * | 2013-01-11 | 2014-07-16 | 杨玉岗 | Integrated switch reluctance type electromagnetic speed-adjustable motor |
| CN104377922A (en) * | 2014-11-25 | 2015-02-25 | 东南大学 | Dual-rotor switched reluctance motor with flux adjustment winding |
| CN104638856A (en) * | 2013-11-06 | 2015-05-20 | 久鼎金属实业股份有限公司 | Dual-rotor motor for bike |
| JP2018522516A (en) * | 2015-06-10 | 2018-08-09 | ソフトウェア モーター カンパニーＳｏｆｔｗａｒｅ Ｍｏｔｏｒ Ｃｏｍｐａｎｙ | Mirroring of multi-rotor pole switched reluctance machines |
| WO2022148340A1 (en) * | 2021-01-08 | 2022-07-14 | 上海鸣志电器股份有限公司 | Double-rotor hybrid stepping motor |
Citations (3)
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| CN1652438A (en) * | 2005-01-24 | 2005-08-10 | 北京航空航天大学 | Low power consumption brushless DC motor with Halbach magnet structure |
| US20080238236A1 (en) * | 2007-03-27 | 2008-10-02 | General Electric Company | Switched reluctance machine |
| CN101710769A (en) * | 2009-12-16 | 2010-05-19 | 南京航空航天大学 | Inner-outer birotor doubly salient brushless direct current motor |
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2011
- 2011-12-26 CN CN2011104411644A patent/CN102497075A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1652438A (en) * | 2005-01-24 | 2005-08-10 | 北京航空航天大学 | Low power consumption brushless DC motor with Halbach magnet structure |
| US20080238236A1 (en) * | 2007-03-27 | 2008-10-02 | General Electric Company | Switched reluctance machine |
| CN101710769A (en) * | 2009-12-16 | 2010-05-19 | 南京航空航天大学 | Inner-outer birotor doubly salient brushless direct current motor |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832770A (en) * | 2012-08-03 | 2012-12-19 | 东南大学 | Combined-type switched reluctance motor |
| CN102837592B (en) * | 2012-09-18 | 2015-07-29 | 东南大学 | Hybrid Vehicle electronic stepless speed regulation system |
| CN102837592A (en) * | 2012-09-18 | 2012-12-26 | 东南大学 | Electronic stepless speed regulating system for hybrid power automobile |
| CN103929027A (en) * | 2013-01-11 | 2014-07-16 | 杨玉岗 | Integrated switch reluctance type electromagnetic speed-adjustable motor |
| CN103166544A (en) * | 2013-01-21 | 2013-06-19 | 合肥创源车辆控制技术有限公司 | Digital direct-driven double-cantilever micro-motor system |
| CN103166396A (en) * | 2013-03-29 | 2013-06-19 | 沈阳工业大学 | Stator double-winding alternating-current motor with double cage barrier rotors and control method thereof |
| CN103166396B (en) * | 2013-03-29 | 2015-08-12 | 沈阳工业大学 | There is stator double winding alternating current machine and the control method thereof of two cage barrier rotor |
| CN104638856A (en) * | 2013-11-06 | 2015-05-20 | 久鼎金属实业股份有限公司 | Dual-rotor motor for bike |
| CN104377922A (en) * | 2014-11-25 | 2015-02-25 | 东南大学 | Dual-rotor switched reluctance motor with flux adjustment winding |
| JP2018522516A (en) * | 2015-06-10 | 2018-08-09 | ソフトウェア モーター カンパニーＳｏｆｔｗａｒｅ Ｍｏｔｏｒ Ｃｏｍｐａｎｙ | Mirroring of multi-rotor pole switched reluctance machines |
| JP2021023100A (en) * | 2015-06-10 | 2021-02-18 | ターンタイド テクノロジーズ インコーポレイテッドＴｕｒｎｔｉｄｅ Ｔｅｃｈｎｏｌｏｇｉｅｓ Ｉｎｃ． | Mirroring of high rotor pole switched reluctance machine |
| JP7124036B2 (en) | 2015-06-10 | 2022-08-23 | ターンタイド テクノロジーズ インコーポレイテッド | Mirroring of multi-rotor pole switched reluctance machines |
| WO2022148340A1 (en) * | 2021-01-08 | 2022-07-14 | 上海鸣志电器股份有限公司 | Double-rotor hybrid stepping motor |
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Application publication date: 20120613 |