CN102082486B - Magnetic gear excited by three-side permanent magnet - Google Patents
Magnetic gear excited by three-side permanent magnet Download PDFInfo
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- CN102082486B CN102082486B CN201010596176XA CN201010596176A CN102082486B CN 102082486 B CN102082486 B CN 102082486B CN 201010596176X A CN201010596176X A CN 201010596176XA CN 201010596176 A CN201010596176 A CN 201010596176A CN 102082486 B CN102082486 B CN 102082486B
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Abstract
The invention discloses a magnetic gear excited by a three-side permanent magnet, which comprises a stator mechanism and a rotor mechanism coaxially rotating with the stator mechanism, wherein the rotor mechanism comprises an inner rotor and an outer rotor; the stator mechanism comprises a support part; the outer rotor comprises an outer rotor bracket; the inner rotor comprises an inner rotor core; the outer rotor and the inner rotor are both arranged in the stator mechanism; the support part is provided with a plurality of radial stator permanent magnets which are radially magnetized and the adjacent poles of the radial stator permanet magnets are reversely distributed; the outer rotor bracket is provided with a plurality of radial outer rotor magnetic adjusting parts; the inner rotor core is provided with a plurality of radial inner rotor permanent magnets which are axially magnetized and the adjacent poles of the radial inner rotor permanent magnets are reversely distributed; clearances are arranged between the radial stator permanent magnets and the radial outer rotor magnetic adjusting parts; clearances are also arranged between the radial outer rotor magnetic adjusting parts and the radial inner rotor permanent magnets; and the magnetic gear also comprises an axial exciting mechanism arranged at two sides of the rotor, therefore increasing the transferring force of torque.
Description
Technical field
The present invention relates to a kind of gear, particularly a kind of magnetic gear of three limit permanent magnet excitations.
Background technology
Gear has in fields such as commercial production, communications and transportation, new energy developments very widely as a kind of variable speed drive to be used.The existing mechanical gear box relies on the engagement of metal-toothed to realize the transmission of torque/power.Thisly stick together the inevasible meeting of mechanism and bring a lot of problems, such as: 1) frictional dissipation; 2) machinery noise and vibration; 3) need periodic maintenance with lubricated; 4) can't realize the physical isolation of input side and outlet side, etc.Magnetic gear utilizes the interaction of permanent magnet to realize contactless speed change transmission.Thereby can overcome all drawbacks of above-mentioned mechanical gear.In addition, magnetic gear can also provide the overload self-protection function.This seems particularly important concerning the drive system that relates to accurate expensive instrument.
Existing magnetic gear is divided into magnet direct coupled type and magnetic field modulation type two big classes.The former is because have only few part magnet to participate in transmission of torque in any moment, thus the torque density that can provide far below mechanical gear, and the latter is because improved the utilance of magnet, so its torque density has reached the degree suitable with mechanical gear greatly.Consider many application scenarios,, the volume and weight of transmission device is had very harsh restriction like electric automobile, wind power generation etc., so, consider that from this aspect of further raising torque density existing magnetic gear technology awaits to improve and development.
The design of rotor of the prior art and stator all adopts axially or magnetizing radially.For thereby the torque density that increases magnetic gear improves transmission of torque power, only increase magnet thickness and attempt to strengthen magnetic field intensity, the circumferential volume of one come meeting aggrandizement apparatus itself from circumferential direction; Influence the global design of equipment, in addition, attempt to strengthen magnetic field intensity thickening of making progress in week; Can receive the influence of the magnetic resistance of magnet own, when reaching a certain extreme value such as, Circumferential field intensity; Continue to increase magnet thickness, reality does not have contribution to the increase of the transmission power of torque density and torque.
Summary of the invention
For this reason, technical problem to be solved by this invention is to propose a kind of magnetic gear that the magnet circumferential thickness increases by three limit permanent magnet excitations of magnetic gear torque transfer capability that need not to strengthen.
The magnetic gear of a kind of three limit permanent magnet excitations of the present invention, comprise stator mechanism and with coaxial rotor rotated mechanism of said stator mechanism; Said rotor mechanism comprises internal rotor and the external rotor that nests together coaxial rotation, and said stator mechanism comprises support component, and said external rotor comprises the external rotor support, and said internal rotor comprises that internal rotor is unshakable in one's determination;
It is in-house that said external rotor and said internal rotor all are located at said stator; Said support component is provided with the radial stator permanent magnet of the opposite radial magnetizing that distributes of several adjacent poles; Said external rotor support is provided with several radially external rotor adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite axial charging that distributes of several adjacent poles; Have air gap between said radial stator permanent magnet and said radially external rotor adjustable magnetic parts, have air gap between said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; The exciting mechanism that is provided with axial charging in the rotor mechanism both sides; Said exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several the axial external rotor adjustable magnetic parts on the said external rotor support and be located at the opposite axial stator permanent magnet that distributes of several adjacent poles on the said support component; Wherein, Said axial internal rotor permanent-magnetic body; Relative position relation between said axial external rotor adjustable magnetic parts and said axial stator permanent magnet and said radial stator permanent magnet, said radially external rotor adjustable magnetic parts, corresponding with the relative position relation between said radially internal rotor permanent-magnetic body;
Or said stator mechanism is located in the middle of said external rotor and the said internal rotor; Said external rotor support is provided with the radially external rotor permanent magnet body of the opposite radial magnetizing that distributes of several adjacent poles; Said support component is provided with radial stator adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite radial magnetizing that distributes of several adjacent poles; Have air gap between said radially external rotor permanent magnet body and radial stator adjustable magnetic parts, have air gap between said radial stator adjustable magnetic parts and said radially internal rotor permanent-magnetic body; Be provided with the axial exciting mechanism of axial charging in the rotor mechanism both sides; Said axial exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several axial stator adjustable magnetic parts on the said support component and be located at the opposite axial external rotor permanent magnet body that distributes of several adjacent poles on the said external rotor support; Said axial internal rotor permanent-magnetic body; Position relation and said radially internal rotor permanent-magnetic body between said axial stator adjustable magnetic parts and said axial external rotor permanent magnet body; Said radial stator adjustable magnetic parts, corresponding with the position relation between said axial external rotor permanent magnet body.
Above-mentioned magnetic gear, said permanent magnet and said adjustable magnetic parts are circumferentially evenly to distribute; When said external rotor and said internal rotor are positioned at said stator when in-house, the quantity of said radial stator permanent magnet is the quantity sum of said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said radial stator adjustable magnetic parts was said radially external rotor permanent magnet body and said radial stator permanent magnet quantity sum.
Above-mentioned magnetic gear, when said external rotor and said internal rotor are positioned at said stator when in-house, the quantity of said axial stator permanent magnet is the quantity sum of said axial external rotor adjustable magnetic parts and said axial internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said axial stator adjustable magnetic parts was said axial external rotor permanent magnet body and said axial stator permanent magnet quantity sum.
Above-mentioned magnetic gear is provided with stator core between said support component and said radial stator permanent magnet or said axial stator permanent magnet.
Above-mentioned magnetic gear, said radially external rotor adjustable magnetic parts comprise several adjustable magnetics piece unshakable in one's determination, and adjacent two adjustable magnetics interblock unshakable in one's determination is provided with epoxy resin block.
Above-mentioned magnetic gear, said external rotor comprise the external rotor rotating shaft that is connected with said external rotor support, and said internal rotor comprises and the internal rotor rotating shaft that is connected unshakable in one's determination of said internal rotor.
Above-mentioned magnetic gear, said stator mechanism comprises respectively the Bearning mechanism that said support component and said external rotor rotating shaft, said internal rotor rotating shaft are linked together again.
Above-mentioned magnetic gear, when said stator mechanism is positioned at said external rotor when outside, said support component is a casing, and said casing, said external rotor support, said external rotor rotating shaft and said internal rotor rotating shaft all adopt non-magnet material to process.
Technique scheme of the present invention is compared prior art and is had the following advantages:
1. it is in-house that said external rotor and said internal rotor all are located at said stator; Said support component is provided with the radial stator permanent magnet of the opposite radial magnetizing that distributes of several adjacent poles; Said external rotor support is provided with several radially external rotor adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite axial charging that distributes of several adjacent poles; Have air gap between said radial stator permanent magnet and said radially external rotor adjustable magnetic parts, have air gap between said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; The exciting mechanism that is provided with axial charging in the rotor mechanism both sides; Said exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several the axial external rotor adjustable magnetic parts on the said external rotor support and be located at the opposite axial stator permanent magnet that distributes of several adjacent poles on the said support component; Wherein, Said axial internal rotor permanent-magnetic body; Relative position relation between said axial external rotor adjustable magnetic parts and said axial stator permanent magnet and said radial stator permanent magnet, said radially external rotor adjustable magnetic parts, corresponding with the relative position relation between said radially internal rotor permanent-magnetic body;
Or said stator mechanism is located in the middle of said external rotor and the said internal rotor; Said external rotor support is provided with the radially external rotor permanent magnet body of the opposite radial magnetizing that distributes of several adjacent poles; Said support component is provided with radial stator adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite radial magnetizing that distributes of several adjacent poles; Have air gap between said radially external rotor permanent magnet body and radial stator adjustable magnetic parts, have air gap between said radial stator adjustable magnetic parts and said radially internal rotor permanent-magnetic body; Be provided with the axial exciting mechanism of axial charging in the rotor mechanism both sides; Said axial exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several axial stator adjustable magnetic parts on the said support component and be located at the opposite axial external rotor permanent magnet body that distributes of several adjacent poles on the said external rotor support; Said axial internal rotor permanent-magnetic body; Position relation and said radially internal rotor permanent-magnetic body between said axial stator adjustable magnetic parts and said axial external rotor permanent magnet body; Said radial stator adjustable magnetic parts, corresponding with the position relation between said axial external rotor permanent magnet body.
This design can be avoided upwards strengthening thickness in week, thereby changes the gear circumferential thickness, influences the global design of equipment; And only increase the parts that magnetize of axial charging in the axial direction, stress magnetic density like permanent magnet and adjustable magnetic parts, thereby increase torque density, and then increase torque transmission power.
2. said permanent magnet and said adjustable magnetic parts are circumferentially evenly to distribute; When said external rotor and said internal rotor are positioned at said stator when in-house, the quantity of said radial stator permanent magnet is the quantity sum of said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said radial stator adjustable magnetic parts was said radially external rotor permanent magnet body and said radial stator permanent magnet quantity sum; Can maximum using be located at radially (axially) stator permanent magnet of stator mechanism or radially (axially) adjustable magnetic parts of being located in the stator mechanism are that system provides torque.
3. be positioned at said stator when in-house when said external rotor and said internal rotor, the quantity of said axial stator permanent magnet is the quantity sum of said axial external rotor adjustable magnetic parts and said axial internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said axial stator adjustable magnetic parts was said axial external rotor permanent magnet body and said axial stator permanent magnet quantity sum. can maximum using be located at axial (radially) stator permanent magnet of stator mechanism or axial (radially) adjustable magnetic parts of being located in the stator mechanism are that system provides torque.
Description of drawings
For content of the present invention is more clearly understood, below according to a particular embodiment of the invention and combine accompanying drawing, the present invention is done further detailed explanation, wherein
Fig. 1 is the circumferential sketch map of magnetic gear;
Fig. 2 be Fig. 1 magnetic gear A-A to profile;
Fig. 3 be Fig. 1 magnetic gear B-B to profile;
Fig. 4 be Fig. 1 magnetic gear C-C to profile;
Fig. 5 be Fig. 1 magnetic gear D-D to profile:
The 1-casing, the 2-stator core, 3-radial stator permanent magnet, 4-is external rotor adjustable magnetic parts radially, and 5-is the internal rotor permanent-magnetic body radially; The 6-internal rotor is unshakable in one's determination, 7-external rotor support, the axial internal rotor permanent-magnetic body of 8-, the axial external rotor adjustable magnetic of 9-parts; 10-axial stator permanent magnet, 11-stator core, the rotating shaft of 12-internal rotor, 13-adjustable magnetic piece unshakable in one's determination; The rotating shaft of 14-external rotor, 15,16-Bearning mechanism, 17-epoxy resin block;
Embodiment
Embodiment 1
The magnetic gear of three limit permanent magnet excitations as shown in Figure 1, comprise stator mechanism and with coaxial rotor rotated mechanism of said stator mechanism; Said rotor mechanism comprises internal rotor and the external rotor that nests together coaxial rotation, and said stator mechanism comprises support component, in the present embodiment for being casing 1; Said external rotor comprises external rotor support 7, and said internal rotor comprises internal rotor unshakable in one's determination 6;
It is in-house that said external rotor and said internal rotor all are located at said stator; Said casing 1 is provided with the radial stator permanent magnet 3 of the opposite radial magnetizing that distributes of several adjacent poles; Said external rotor support 7 is provided with several radially external rotor adjustable magnetic parts 4; Said internal rotor unshakable in one's determination 6 is provided with the radially internal rotor permanent-magnetic body 5 of the opposite axial charging that distributes of several adjacent poles; Said radial stator permanent magnet 3 and 4 of said radially external rotor adjustable magnetic parts have air gap (not marking) here, and said radially external rotor adjustable magnetic parts 4 and 5 of said radially internal rotor permanent-magnetic bodies have air gap; The exciting mechanism that is provided with axial charging in the rotor mechanism both sides; Said exciting mechanism comprises the axial internal rotor permanent-magnetic body 8 of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several the axial external rotor adjustable magnetic parts 9 on the said external rotor support 7 and be located at the opposite axial stator permanent magnet 10 that distributes of several adjacent poles on the said casing 1; Wherein, Said axial internal rotor permanent-magnetic body 8; Relative position relation that said axial external rotor adjustable magnetic parts 9 and said axial stator permanent magnet are 10 and said radial stator permanent magnet 3; Said radially external rotor adjustable magnetic parts 4, corresponding with the relative position relation of 5 of said radially internal rotor permanent-magnetic bodies;
Like Fig. 2,3,4, shown in 5, said permanent magnet and said adjustable magnetic parts are circumferentially evenly to distribute; The quantity of said radial stator permanent magnet is the quantity sum of said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body.The quantity of said axial stator permanent magnet is the quantity sum of said axial external rotor adjustable magnetic parts and said axial internal rotor permanent-magnetic body.Said casing 1 and said radial stator permanent magnet 3 and 10 of said axial stator permanent magnets are provided with stator core 2 and stator core 11.Said radially external rotor adjustable magnetic parts 4 comprise several adjustable magnetics piece 13 unshakable in one's determination, and adjacent two adjustable magnetics interblock unshakable in one's determination is provided with epoxy resin block 17.
As shown in Figure 1, said external rotor comprises the external rotor rotating shaft 14 that is connected with said external rotor support 7, and said internal rotor comprises the internal rotor rotating shaft 12 that is connected with said internal rotor unshakable in one's determination 6.
Said stator mechanism comprises respectively the Bearning mechanism 16 that said casing 1 and said external rotor rotating shaft 14, said internal rotor rotating shaft 12 are linked together again.
Said casing 1, said external rotor support 7, said external rotor rotating shaft 14 and said internal rotor rotating shaft equal 12 adopts non-magnet materials to process.
The difference of present embodiment and embodiment 1 only is: said stator mechanism is located in the middle of said external rotor and the said internal rotor; Said external rotor support is provided with the radially external rotor permanent magnet body of the opposite radial magnetizing that distributes of several adjacent poles; Said support component is provided with radial stator adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite radial magnetizing that distributes of several adjacent poles; Have air gap between said radially external rotor permanent magnet body and radial stator adjustable magnetic parts, have air gap between said radial stator adjustable magnetic parts and said radially internal rotor permanent-magnetic body; Be provided with the axial exciting mechanism of axial charging in the rotor mechanism both sides; Said axial exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several axial stator adjustable magnetic parts on the said support component and be located at the opposite axial external rotor permanent magnet body that distributes of several adjacent poles on the said external rotor support; Said axial internal rotor permanent-magnetic body; Position relation and said radially internal rotor permanent-magnetic body between said axial stator adjustable magnetic parts and said axial external rotor permanent magnet body; Said radial stator adjustable magnetic parts, corresponding with the position relation between said axial external rotor permanent magnet body.The quantity of said radial stator adjustable magnetic parts is said radially external rotor permanent magnet body and said radial stator permanent magnet quantity sum. the quantity of said axial stator adjustable magnetic parts is said axial external rotor permanent magnet body and said axial stator permanent magnet quantity sum.
Obviously, the foregoing description only be for explanation clearly done for example, and be not qualification to execution mode.For the those of ordinary skill in affiliated field, on the basis of above-mentioned explanation, can also make other multi-form variation or change.Here need not also can't give exhaustive to all execution modes.And conspicuous variation of being extended out thus or change still are among the protection range of the invention.
Claims (7)
1. the magnetic gear of a limit permanent magnet excitation, comprise stator mechanism and with coaxial rotor rotated mechanism of said stator mechanism; Said rotor mechanism comprises the internal rotor and the external rotor of the coaxial rotation that nests together, and said stator mechanism comprises support component, and said external rotor comprises the external rotor support, and said internal rotor comprises that internal rotor is unshakable in one's determination;
It is characterized in that: it is in-house that said external rotor and said internal rotor all are located at said stator; Said support component is provided with the radial stator permanent magnet of the opposite radial magnetizing that distributes of several adjacent poles; Said external rotor support is provided with several radially external rotor adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite axial charging that distributes of several adjacent poles; Have air gap between said radial stator permanent magnet and said radially external rotor adjustable magnetic parts, have air gap between said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; Be provided with the exciting mechanism of axial charging in the rotor mechanism both sides; Said exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several the axial external rotor adjustable magnetic parts on the said external rotor support and be located at the opposite axial stator permanent magnet that distributes of several adjacent poles on the said support component; Wherein, Said axial internal rotor permanent-magnetic body; Relative position relation between said axial external rotor adjustable magnetic parts and said axial stator permanent magnet and said radial stator permanent magnet, said radially external rotor adjustable magnetic parts, corresponding with the relative position relation between said radially internal rotor permanent-magnetic body;
Or said stator mechanism is located in the middle of said external rotor and the said internal rotor; Said external rotor support is provided with the radially external rotor permanent magnet body of the opposite radial magnetizing that distributes of several adjacent poles; Said support component is provided with radial stator adjustable magnetic parts; Said internal rotor iron core is provided with the radially internal rotor permanent-magnetic body of the opposite radial magnetizing that distributes of several adjacent poles; Have air gap between said radially external rotor permanent magnet body and radial stator adjustable magnetic parts, have air gap between said radial stator adjustable magnetic parts and said radially internal rotor permanent-magnetic body; The axial exciting mechanism that is provided with axial charging in the rotor mechanism both sides; Said axial exciting mechanism comprises the axial internal rotor permanent-magnetic body of the opposite axial charging of being located on the said internal rotor iron core that distributes of several adjacent poles; Be located at several axial stator adjustable magnetic parts on the said support component and be located at the opposite axial external rotor permanent magnet body that distributes of several adjacent poles on the said external rotor support; Said axial internal rotor permanent-magnetic body; Position relation and said radially internal rotor permanent-magnetic body between said axial stator adjustable magnetic parts and said axial external rotor permanent magnet body; Said radial stator adjustable magnetic parts, corresponding with the position relation between said axial external rotor permanent magnet body;
Wherein, when said external rotor and said internal rotor are positioned at said stator when in-house, the quantity of said axial stator permanent magnet is the quantity sum of said axial external rotor adjustable magnetic parts and said axial internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said axial stator adjustable magnetic parts was said axial external rotor permanent magnet body and said axial stator permanent magnet quantity sum.
2. magnetic gear according to claim 1 is characterized in that:
Said permanent magnet and said adjustable magnetic parts are circumferentially evenly to distribute; When said external rotor and said internal rotor are positioned at said stator when in-house, the quantity of said radial stator permanent magnet is the quantity sum of said radially external rotor adjustable magnetic parts and said radially internal rotor permanent-magnetic body; When said stator mechanism was between said external rotor and said internal rotor, the quantity of said radial stator adjustable magnetic parts was said radially external rotor permanent magnet body and said radial stator permanent magnet quantity sum.
3. magnetic gear according to claim 2 is characterized in that:
Be provided with stator core between said support component and said radial stator permanent magnet or said axial stator permanent magnet.
4. magnetic gear according to claim 3 is characterized in that: said radially external rotor adjustable magnetic parts comprise several adjustable magnetics piece unshakable in one's determination, and adjacent two adjustable magnetics interblock unshakable in one's determination is provided with epoxy resin block.
5. magnetic gear according to claim 4 is characterized in that: said external rotor comprises the external rotor rotating shaft that is connected with said external rotor support, and said internal rotor comprises and the internal rotor rotating shaft that is connected unshakable in one's determination of said internal rotor.
6. magnetic gear according to claim 5 is characterized in that: said stator mechanism comprises respectively the Bearning mechanism that said support component and said external rotor rotating shaft, said internal rotor rotating shaft are linked together again.
7. magnetic gear according to claim 6; It is characterized in that: when said stator mechanism is positioned at said external rotor when outside; Said support component is a casing, and said casing, said external rotor support, said external rotor rotating shaft and said internal rotor rotating shaft all adopt non-magnet material to process.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201010596176XA CN102082486B (en) | 2010-12-20 | 2010-12-20 | Magnetic gear excited by three-side permanent magnet |
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| CN201010596176XA CN102082486B (en) | 2010-12-20 | 2010-12-20 | Magnetic gear excited by three-side permanent magnet |
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| CN102082486A CN102082486A (en) | 2011-06-01 |
| CN102082486B true CN102082486B (en) | 2012-11-21 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102324820A (en) * | 2011-08-17 | 2012-01-18 | 浙江大学 | Magnetic field modulated multi-power port permanent magnetic motor |
| CN104682660B (en) * | 2015-02-13 | 2017-06-27 | 江苏大学 | A kind of axial magnetic field modulation system magnetic gear |
| CN105471210B (en) * | 2015-12-25 | 2018-05-04 | 南方科技大学 | A kind of magneto |
| CN112994389B (en) * | 2021-02-25 | 2022-04-01 | 河海大学 | Axial-radial magnetic flux permanent magnet motor structure |
| CN115296496B (en) * | 2022-08-25 | 2023-12-08 | 哈尔滨工业大学 | Composite axial flux permanent magnet synchronous hub motor |
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| CN1272716A (en) * | 1999-04-30 | 2000-11-08 | 哈尔滨工业大学 | Mixed magnetic circuit polygon coupling electric machine |
| CN101154833A (en) * | 2006-09-25 | 2008-04-02 | 天津得鑫电机有限公司 | Two-phase twenty-pole radial stator and rotor combined magnetic field electric motor |
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| CN201528262U (en) * | 2009-09-11 | 2010-07-14 | 盖深 | Permanent magnetism dual-rotor motor |
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| JP2001037176A (en) * | 1999-07-27 | 2001-02-09 | Sankyo Seiki Mfg Co Ltd | Electric rotating machine |
| JP3561248B2 (en) * | 2001-09-17 | 2004-09-02 | 日本サーボ株式会社 | Flat multi-phase permanent magnet type stepping motor and its excitation circuit |
| EP1759987B1 (en) * | 2005-08-30 | 2011-03-30 | Torqeedo GmbH | Electric boat drive |
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| CN1272716A (en) * | 1999-04-30 | 2000-11-08 | 哈尔滨工业大学 | Mixed magnetic circuit polygon coupling electric machine |
| CN101154833A (en) * | 2006-09-25 | 2008-04-02 | 天津得鑫电机有限公司 | Two-phase twenty-pole radial stator and rotor combined magnetic field electric motor |
| CN201528262U (en) * | 2009-09-11 | 2010-07-14 | 盖深 | Permanent magnetism dual-rotor motor |
| CN101662202A (en) * | 2009-09-25 | 2010-03-03 | 上海大学 | Magnetic field modulating type concentric magnetic gear transmission device in Halbach magnet structure |
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