CN1272716A - Mixed magnetic circuit polygon coupling electric machine - Google Patents
Mixed magnetic circuit polygon coupling electric machine Download PDFInfo
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- CN1272716A CN1272716A CN99104252A CN99104252A CN1272716A CN 1272716 A CN1272716 A CN 1272716A CN 99104252 A CN99104252 A CN 99104252A CN 99104252 A CN99104252 A CN 99104252A CN 1272716 A CN1272716 A CN 1272716A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Abstract
The present invention provides a composite magnetic circuit polygonal coupling electric machine, and the interior of said electric machine possesses three kinds of magnetic potential sources of radial exciting winding, axial excitation coil and axial magnetizing permanent magnet. By using reasonable arrangement of electric machine structure and reasonable combination of three kinds of magnetic potentials, it can obtain high performance (torque or power) volume ratio and performance weight ratio. Said invention can be used as motor, also can be used as power generator. At the same time, it is applicable to the motor for position control, speed control, power drive, electric vehicle and other equipment which can be frequently started and controlled by acceleration and deceleration.
Description
The present invention proposes a kind of mixed magnetic circuit polygon coupling electric machine.
In traditional composite stepper motor or axial excitation-type low speed synchromotor, because the influence in laminate patch unshakable in one's determination gap, the axial magnetic field that permanent magnet is produced distributes very inhomogeneous vertically, weak more from the local magnetic field that permanent magnet is far away more, so just limited the selection of laminate patch length unshakable in one's determination and the utilance of material, motor properties is affected.
The objective of the invention is to make axial magnetic field to be evenly distributed, and be compensated and regulate, thereby improve the motor performance volume ratio.
The present invention will be axially, radially energized circuit and permanent magnet circuit organically combine, axially the axial magnetic field of magnet exciting coil generation compensates the axial magnetic field that permanent magnet produces, air-gap field is distributed vertically be tending towards even, thereby strengthened repeatedly long range of choice unshakable in one's determination, motor properties volume ratio and performance weight ratio have been improved, the present invention both can be used as motor and had used, and also can be used as generator and used.Elaborate principle of the present invention and structure below in conjunction with accompanying drawing.Main points of the present invention are, in, rotor core 4 unshakable in one's determination 3 by axle 1, casing 2, centering, stator yoke 5, on the motor that radially excitation winding 6 and end cap 8 are formed, an axial magnet exciting coil 7 are housed.Motor of the present invention both can be outer-rotor structure, also can be inner rotor core.When motor is outer-rotor structure, two stator yoke 5 are contained on the axle 1, place the magnetic core 9 of axial magnet exciting coil 7 and magnetic conduction between two stator yoke 5, axially magnet exciting coil 7 is enclosed within the outside of magnetic core 9, the shape of magnetic core can be the annular that inner surface or outer surface have ladder or gradient according to the structural design of magnetic circuit.Two sections stator cores 3 are contained in respectively on two stator yoke 5, and two sections stator core 3 outer surfaces have the big utmost point or teeth groove, in the window of big interpolar or place in the groove and radially place magnetism-isolating loop 13 between 6, two sections stator cores 3 of excitation winding.Two-stage rotor iron core 4 is housed in the casing 2, two-stage rotor iron core 4 is relative with two sections stator cores 3 respectively, 4 of stator core 3 and rotor cores have air gap, rotor core 4 surfaces also have teeth groove, place magnetic guiding loop 10 between the two-stage rotor iron core 4, an end cap 8 is respectively adorned at the motor two ends, 2 of end cap 8 and casings connect with screw 11 securing members such as grade, place bearing 12 between end cap 8 and the axle 1, stator core 3 and rotor core 4 all compress with trim ring 15, and radially the lead-out wire 16 of excitation winding 6 and axial magnet exciting coil 7 is by drawing in the middle of axle 1 surface or the axle 1; When motor is inner rotor core, two stator yoke 5 are housed in the casing 2, place the magnetic core 9 of axial magnet exciting coil 7 and magnetic conduction between two stator yoke 5, magnetic core 9 is enclosed within the outside of axial magnet exciting coil 7, the shape of magnetic core 9 can be the annular that inner surface or outer surface have ladder or gradient according to the structural design of magnetic circuit.Two sections stator cores 3 are contained in respectively in two stator yoke 5, two stator cores, 3 inner surfaces have the big utmost point or teeth groove, in the window of big interpolar or place radially excitation winding 6 in the groove, place magnetism-isolating loop 13 between two sections stator cores 3, on the axle 1 two-stage rotor iron core 4 is housed, two-stage rotor iron core 4 is relative with two sections stator cores 3 respectively, 4 of stator core 3 and rotor cores have air gap, rotor core 4 surfaces also have teeth groove, place magnetic guiding loop 10 between the two-stage rotor iron core 4, an end cap 8 is respectively adorned at the motor two ends, 2 of end cap 8 and casings connect with screw 11 securing members such as grade, place bearing 12 between end cap 8 and the axle 1, stator core 3 and rotor core 4 all compress with trim ring 15, radially excitation winding 6 and axially the lead-out wire 16 of magnet exciting coil 7 draw with the hole of 2 of casings by end cap 8 end faces or end cap 8 discs or end cap 8, stator yoke 5 usefulness permeability magnetic materials are made, spool 1, casing 2 and end cap 8 can be magnetic conduction or non-magnet_conductible material or surface and are equipped with non-magnet_conductible material.No matter motor is outer-rotor structure or inner rotor core, all can between two sections stator cores 3 or two-stage rotor iron core 4, place the permanent magnet 14 of axial charging, for outer-rotor structure, when permanent magnet 14 was placed between two sections stator cores 3, axle 1 was that non-magnet_conductible material or axle are gone up cover with non-magnet_conductible material; When permanent magnet 14 was placed between the two-stage rotor iron core 4, casing 2 was a non-magnet_conductible material.For inner rotor core, when permanent magnet 14 was placed between two sections stator cores 3, casing 2 was a non-magnet_conductible material; When permanent magnet 14 was placed between the two-stage rotor iron core 4, axle 1 was that non-magnet_conductible material or axle are gone up cover with non-magnet_conductible material.Operation principle of the present invention is: when not placing the permanent magnet 14 of axial charging in the motor, motor is work like this: pass to direct current for axial magnet exciting coil 7, give radially excitation winding 6 by composite stepper motor or axially excitation-type low speed synchromotor mode power, then motor according to composite stepper motor or axially the mode of excitation-type low speed synchromotor move.At this moment regulating shaft then can change the output torque or the output voltage of motor to magnet exciting coil 7 or the size of electric current in the excitation winding 6 radially.When placing the permanent magnet 14 of axial charging in the motor, motor is like this work: axial magnet exciting coil 7 no powers or pass to direct current, the air-gap flux direction that it is produced is consistent with the air-gap flux direction that permanent magnet 14 produces, promptly be in and increase magnetic state, give radially excitation winding 6 by composite stepper motor or axially excitation-type low speed synchromotor mode switch on, then motor according to composite stepper motor or axially the mode of excitation-type low speed synchromotor move.At this moment regulating shaft is to magnet exciting coil 7 or the size of electric current in the excitation winding 6 radially, then can change the output torque or the output voltage of motor, when increase within the specific limits the two one of in electric current or when increasing electric current in the two simultaneously, the output torque of motor or output voltage increase, and surpass that certain limit is then exported torque or output voltage changes not obvious.By the number of phases of reasonable conversion motor, the frequency of driving power, the size and Orientation of electric current in waveform and the axial magnet exciting coil, this motor can work in low speed and fast state expeditiously.
Outstanding advantage of the present invention is that the air-gap field that axial magnet exciting coil produces compensates the air-gap field that permanent magnet produces, air-gap field is more evenly distributed vertically, thereby improve motor properties volume ratio and performance weight ratio, make repeatedly long range of choice unshakable in one's determination bigger simultaneously.
Fig. 1 is the embodiment of the invention 1 principle assumption diagram
Fig. 2 is the embodiment of the invention 2 principle assumption diagrams
Fig. 3 is the embodiment of the invention 3 principle assumption diagrams
Fig. 4 is the embodiment of the invention 4 principle assumption diagrams
Fig. 5 is the embodiment of the invention 5 principle assumption diagrams
Fig. 6 is the embodiment of the invention 6 principle assumption diagrams
Embodiment 1: present embodiment is an outer-rotor structure.The stator yoke 5 of two magnetic conductions is contained on the axle 1.Between two stator yoke 5, the magnetic core 9 of axial magnet exciting coil 7 and magnetic conduction is housed, axially magnet exciting coil 7 is enclosed within the outside of magnetic core 9, and the shape of magnetic core can be the annular that inner surface or outer surface have ladder or gradient according to the structural design of magnetic circuit.In the present embodiment, also can be without magnetic core 9, and axle 1 adopts permeability magnetic material, and axial magnet exciting coil 7 directly is enclosed within on the axle 1.Two sections stator cores 3 are contained in respectively on two stator yoke 5.Two sections stator core 3 outer surfaces have the big utmost point, and big extremely surface has little teeth groove, places radially excitation winding 6 in the window of big interpolar.Place magnetism-isolating loop 13 between two sections stator cores 3.In the casing 2 of magnetic conduction two-stage rotor iron core 4 is housed, two-stage rotor iron core 4 is relative with two sections stator cores 3 respectively, 4 of stator core 3 and rotor cores have air gap, rotor core 4 surfaces also have teeth groove, two-stage rotor iron core 4 1/2nd rotor slot-pitches that along the circumferential direction stagger mutually, promptly two-stage rotor 4 teeth unshakable in one's determination are to groove.Place magnetic guiding loop 10 between the two-stage rotor iron core 4.The teeth groove number on big extremely surface of stator and rotor core surface is determined by the method for designing of composite stepper motor.An end cap 8 is respectively adorned at the motor two ends, connects with screw 11 between end cap 8 and the casing 2, places bearing 12 between end cap and the axle.Stator core 3 and rotor core 4 all compress with trim ring 15.Radially excitation winding 6 is drawn with the groove that the lead-out wire 16 of axial magnet exciting coil 7 is opened by the axle surface.The motor of present embodiment is work like this: pass to direct current for axial magnet exciting coil 7, axially the magnetic flux path of magnet exciting coil 7 generations as shown in phantom in FIG..Give radially excitation winding 6 by composite stepper motor or axially excitation-type low speed synchromotor mode power, then motor according to composite stepper motor or axially the mode of excitation-type low speed synchromotor move.At this moment, increase the electric current in the axial magnet exciting coil 7 within the specific limits or increase the electric current in the excitation winding 6 radially or increase electric current in the two simultaneously, the output torque of motor or output voltage are increased.And axially magnet exciting coil 7 and radially in the excitation winding 6 selection of electric current optimum value press the method for designing of composite stepper motor or axial excitation-type low speed synchromotor definite.
Embodiment 2: the structure of present embodiment is substantially the same manner as Example 1, and its difference is: be not to place magnetism-isolating loop 13 between two sections stator cores 3, but place the permanent magnet 14 of axial charging; Axle 1 is a non-magnet_conductible material, and 7 of axle 1 and axial magnet exciting coils must be placed magnetic cores 9.The purpose of placing magnetic core 9 is to regulate the magnetic resistance of magnetic circuit, and the magnetic resistance that makes axial magnet exciting coil 7 inner magnetic circuits is much smaller than the average magnetic resistance of air gap, reducing the leakage field of permanent magnet 14, but is not infinitely small, so that axially magnet exciting coil 7 produces enough magnetic fluxs.The motor of present embodiment is work like this: do not give axial magnet exciting coil 7 energisings or pass to direct current for axial magnet exciting coil 7, the air-gap flux direction that it is produced is identical with the air-gap flux direction that permanent magnet 14 produces, and promptly is in to increase magnetic state.The magnetic flux path that permanent magnet 14 produces and axially the magnetic flux path that produces of magnet exciting coil 7 respectively with dashed lines be drawn among Fig. 2, be the magnetic flux path of permanent magnet 14 generations wherein with arrow.As can be seen, the magnetic flux that permanent magnet 14 produces mainly passes through from the inboard of the two iron leg hearts, and axially the magnetic flux of magnet exciting coil 7 generations mainly passes through from the outside of the two iron leg hearts, so their mutual compensation make air-gap field be tending towards even.Give radially excitation winding 6 by composite stepper motor or axially excitation-type low speed synchromotor mode power, then motor according to composite stepper motor or axially the mode of excitation-type low speed synchromotor move.Axially magnet exciting coil 7 energisings are compared with no power, and the output torque of motor or output voltage increase during energising.Increase the electric current in the axial magnet exciting coil 7 within the specific limits or increase the electric current in the excitation winding 6 radially or increase electric current in the two simultaneously, the output torque of motor or output voltage are increased.Permanent magnet 14 determining dimensions, axially magnet exciting coil 7 and radially in the excitation winding 6 selection of electric current optimum value press the method for designing of composite stepper motor or axial excitation-type low speed synchromotor definite.This structural electromotor can be regulated the whole magnetic system of motor by regulating shaft to exciting watts, thereby obtains the superperformance of output torque and output voltage.
Embodiment 3: present embodiment is substantially the same manner as Example 1, and its difference is: be not to place magnetic guiding loop 10 between the two-stage rotor iron core 4, but place the permanent magnet 14 of axial charging; Casing 2 is a non-magnet_conductible material.The motor of present embodiment and the motor of embodiment 2 have identical operation principle, identical advantage and identical method of adjustment.
Embodiment 4: present embodiment is an inner rotor core.The stator yoke 5 of two magnetic conductions is contained in the casing 2.Between two stator yoke 5, the magnetic core 9 of axial magnet exciting coil 7 and magnetic conduction is housed, magnetic core 9 is enclosed within the outside of axial magnet exciting coil 7, and the shape of magnetic core 9 can be the annular that inner surface or outer surface have ladder or gradient according to the structural design of magnetic circuit.In the present embodiment, also can be without magnetic core 9, and casing 2 adopts permeability magnetic materials, and axial magnet exciting coil 7 directly is contained in the casing 2.Two sections stator cores 3 are contained in respectively in two stator yoke 5.Two sections stator core 3 inner surfaces have the big utmost point, and big extremely surface has little teeth groove, places radially excitation winding 6 in the window of big interpolar.Place magnetism-isolating loop 13 between two sections stator cores 3.On the axle 1 two-stage rotor iron core 4 is housed, two-stage rotor iron core 4 is relative with two sections stator cores 3 respectively, 4 of stator core 3 and rotor cores have air gap, rotor core 4 surfaces also have teeth groove, two-stage rotor iron core 4 1/2nd rotor slot-pitches that along the circumferential direction stagger mutually, promptly two-stage rotor 4 teeth unshakable in one's determination are to groove.Place magnetic guiding loop 10 between the two-stage rotor iron core 4.An end cap 8 is respectively adorned at the motor two ends, connects with screw 11 between end cap 8 and the casing 2, places bearing 12 between end cap 8 and the axle 1.Stator core 3 and rotor core 4 all compress with trim ring 15.Radially the lead-out wire 16 of excitation winding 6 and axial magnet exciting coil 7 is drawn by the hole of end cap side.The motor of present embodiment and the motor of embodiment 1 have identical operation principle, identical advantage and identical method of adjustment.
Embodiment 5: present embodiment is substantially the same manner as Example 4, and its difference is: be not to place magnetism-isolating loop 13 between two sections stator cores 3, but place the permanent magnet 14 of axial charging; Casing 2 is a non-magnet_conductible material, and 7 of casing 2 and axial magnet exciting coils must be placed magnetic cores 9.The purpose of placing magnetic core 9 is to regulate the magnetic resistance of magnetic circuit, and the magnetic resistance that makes 7 magnetic circuits of axial magnet exciting coil is much smaller than the average magnetic resistance of air gap, reducing the leakage field of permanent magnet 14, but is not infinitely small, so that axially magnet exciting coil 7 produces enough magnetic fluxs.The motor of present embodiment has identical operation principle with the motor of embodiment 2, identical advantage and identical method of adjustment.
Embodiment 6: present embodiment is substantially the same manner as Example 4, and its difference is: be not to place magnetic guiding loop 10 between the two-stage rotor iron core 4, but place the permanent magnet 14 of axial charging; Axle 1 is a non-magnet_conductible material.The motor of present embodiment and the motor of embodiment 3 will have identical operation principle, identical advantage and identical method of adjustment.
Claims (5)
1. mixed magnetic circuit polygon coupling electric machine, mainly comprise axle [1], casing [2], stator core [3], rotor core [4], stator yoke [5], radially excitation winding [6] and end cap [8], it is characterized in that: also comprise axial magnet exciting coil [7], wherein, when motor is outer-rotor structure, two stator yoke [5] are contained on the axle [1], place axial magnet exciting coil [7] between two stator yoke [5], two sections stator cores [3] are contained in respectively on two stator yoke [5], two stator cores [3] outer surface has the big utmost point or teeth groove, in the window of big interpolar or place radially excitation winding [6] in the groove, two-stage rotor iron core [4] is housed in the casing [2], two-stage rotor iron core [4] is relative with two sections stator cores [3] respectively, between stator core [3] and rotor core [4] air gap is arranged, rotor core [4] surface also has teeth groove, an end cap [8] is respectively adorned at the motor two ends, connect with screw securing members such as [11] between end cap [8] and casing [2], place bearing [12] between end cap [8] and the axle [1], radially the lead-out wire [16] of excitation winding [6] and axial magnet exciting coil [7] is by drawing in the middle of axle [1] surface or the axle [1]; When motor is inner rotor core, two stator yoke [5] are housed in the casing [2], between two stator yoke [5], place axial magnet exciting coil [7], two sections stator cores [3] are contained in respectively in two stator yoke [5], two stator cores [3] inner surface has the big utmost point or teeth groove, in the window of big interpolar or place radially excitation winding [6] in the groove, on the axle [1] two-stage rotor iron core [4] is housed, two-stage rotor iron core [4] is relative with two sections stator cores [3] respectively, between stator core [3] and rotor core [4] air gap is arranged, rotor core [4] surface also has teeth groove, place permanent magnet [14] between two sections stator cores [3] or two-stage rotor iron core [4], an end cap [8] is respectively adorned at the motor two ends, connect with screw securing members such as [11] between end cap [8] and casing [2], place bearing [12] between end cap [8] and the axle [1], radially the lead-out wire [16] of excitation winding [6] and axial magnet exciting coil [7] is drawn by the hole between end cap [8] side or end cap [8] disc or end cap [8] and the casing [2], stator yoke [5] is made with permeability magnetic material, axle [1], casing [2] and end cap [8] can be magnetic conduction or non-magnet_conductible material.
2. coupling electric machine according to claim 1, it is characterized in that: the hop count of stator core [3] or rotor core [4] can be 2 sections or 2 integral multiple section, when hop count is 2 integral multiple section, per two sections is a circulation, available one overlaps radially excitation winding [6] in all stator cores [3], between per two adjacent circulations can put on stator and the rotor magnetism-isolating loop or the two one of on place magnetism-isolating loop, another side is unshakable in one's determination directly to be contacted with iron core.
3. coupling electric machine according to claim 1, it is characterized in that: for outer-rotor structure, when permanent magnet [14] is placed between two sections stator cores [3], axle [1] is that non-magnet_conductible material or axle are gone up cover with non-magnet_conductible material, when permanent magnet [14] was placed between the two-stage rotor iron core [4], casing [2] was a non-magnet_conductible material, for inner rotor core, when permanent magnet [14] was placed between two sections stator cores [3], casing [2] was a non-magnet_conductible material; When permanent magnet [14] was placed between the two-stage rotor iron core [4], axle [1] was that non-magnet_conductible material or axle are gone up cover with non-magnet_conductible material.
4. coupling electric machine according to claim 1, it is characterized in that: stator core [3] is built up by silicon steel sheet or is made by the monoblock soft magnetic material, can be in stator core [3] facing to opening some big utmost points on the disc of air gap, have little teeth groove on extremely greatly, be wound with radially excitation winding [6] on greatly extremely; Also can place radially excitation winding [6] in the groove in stator core [3] facing to the teeth groove of opening some on the disc of air gap.
5. coupling electric machine according to claim 1 is characterized in that: rotor core [4] is built up by silicon steel sheet or is made by the monoblock soft magnetic material, and rotor core [4] is facing to the teeth groove that has some on the disc of air gap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99104252A CN1272716A (en) | 1999-04-30 | 1999-04-30 | Mixed magnetic circuit polygon coupling electric machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN99104252A CN1272716A (en) | 1999-04-30 | 1999-04-30 | Mixed magnetic circuit polygon coupling electric machine |
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| Publication Number | Publication Date |
|---|---|
| CN1272716A true CN1272716A (en) | 2000-11-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN99104252A Pending CN1272716A (en) | 1999-04-30 | 1999-04-30 | Mixed magnetic circuit polygon coupling electric machine |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300914C (en) * | 2004-11-29 | 2007-02-14 | 天津大学 | Controllable flux permanent magnetic synchronous motor of multiple pole number built-in mixed rotor magnetic path structure |
| CN100448136C (en) * | 2006-11-08 | 2008-12-31 | 哈尔滨工业大学 | Axial-radial, axial flux structural composite permanent-magnet motor |
| CN100454729C (en) * | 2005-04-11 | 2009-01-21 | 东南大学 | Bidirectional hybrid excitation brushless electric machine |
| CN100464480C (en) * | 2006-10-31 | 2009-02-25 | 哈尔滨工业大学 | Composite permanent magnet motor with shaft radial-radical magnetic flux structure |
| CN102082486A (en) * | 2010-12-20 | 2011-06-01 | 中国科学院深圳先进技术研究院 | Magnetic gear excited by three-side permanent magnet |
| CN102170215A (en) * | 2011-04-25 | 2011-08-31 | 浙江工业大学 | Efficient reluctance type multi-functional motor with axial and radial three-dimensional mixed magnetic circuit in axial split phases |
| CN102437694A (en) * | 2011-10-14 | 2012-05-02 | 北京市普利门电子科技有限公司 | Mixed-excitation-type impeller generator for petroleum drilling |
| CN103780051A (en) * | 2014-02-24 | 2014-05-07 | 哈尔滨工业大学 | Double-edge structure speed regulating permanent magnet coupler |
| CN107171520A (en) * | 2017-07-19 | 2017-09-15 | 沈阳工业大学 | Axial permanent magnetic aids in magnetic resistance type composite rotors high-speed electric expreess locomotive and its control method |
| CN107181382A (en) * | 2017-07-19 | 2017-09-19 | 沈阳工业大学 | A kind of rotor alternate angle stator magnetic barrier type axial permanent magnetic aids in double salient-pole electric machine |
| CN108599496A (en) * | 2018-05-08 | 2018-09-28 | 刘建平 | Double-stator permanent magnet asynchronous motor and its speed-regulating control circuit |
| CN108649765A (en) * | 2018-06-30 | 2018-10-12 | 淮阴工学院 | A kind of outer rotor five degrees of freedom without bearing switched reluctance machines |
| CN109842257A (en) * | 2019-03-04 | 2019-06-04 | 哈尔滨工业大学 | Anti- salient pole type axial direction parallel type multiphase permanent magnet fault-tolerant electric machine |
| CN111756211A (en) * | 2019-03-28 | 2020-10-09 | Ghsp公司 | Hybrid stepping motor for adjusting rotor magnetic field by using axial coil |
-
1999
- 1999-04-30 CN CN99104252A patent/CN1272716A/en active Pending
Cited By (19)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1300914C (en) * | 2004-11-29 | 2007-02-14 | 天津大学 | Controllable flux permanent magnetic synchronous motor of multiple pole number built-in mixed rotor magnetic path structure |
| CN100454729C (en) * | 2005-04-11 | 2009-01-21 | 东南大学 | Bidirectional hybrid excitation brushless electric machine |
| CN100464480C (en) * | 2006-10-31 | 2009-02-25 | 哈尔滨工业大学 | Composite permanent magnet motor with shaft radial-radical magnetic flux structure |
| CN100448136C (en) * | 2006-11-08 | 2008-12-31 | 哈尔滨工业大学 | Axial-radial, axial flux structural composite permanent-magnet motor |
| CN102082486B (en) * | 2010-12-20 | 2012-11-21 | 中国科学院深圳先进技术研究院 | Magnetic gear excited by three-side permanent magnet |
| CN102082486A (en) * | 2010-12-20 | 2011-06-01 | 中国科学院深圳先进技术研究院 | Magnetic gear excited by three-side permanent magnet |
| CN102170215B (en) * | 2011-04-25 | 2012-12-12 | 浙江工业大学 | Efficient reluctance type multi-functional motor with axial and radial three-dimensional mixed magnetic circuit in axial split phases |
| CN102170215A (en) * | 2011-04-25 | 2011-08-31 | 浙江工业大学 | Efficient reluctance type multi-functional motor with axial and radial three-dimensional mixed magnetic circuit in axial split phases |
| CN102437694A (en) * | 2011-10-14 | 2012-05-02 | 北京市普利门电子科技有限公司 | Mixed-excitation-type impeller generator for petroleum drilling |
| CN103780051A (en) * | 2014-02-24 | 2014-05-07 | 哈尔滨工业大学 | Double-edge structure speed regulating permanent magnet coupler |
| CN107171520A (en) * | 2017-07-19 | 2017-09-15 | 沈阳工业大学 | Axial permanent magnetic aids in magnetic resistance type composite rotors high-speed electric expreess locomotive and its control method |
| CN107181382A (en) * | 2017-07-19 | 2017-09-19 | 沈阳工业大学 | A kind of rotor alternate angle stator magnetic barrier type axial permanent magnetic aids in double salient-pole electric machine |
| CN107181382B (en) * | 2017-07-19 | 2023-11-28 | 沈阳工业大学 | Rotor stagger angle stator magnetism-isolating type axial permanent magnet auxiliary doubly salient motor |
| CN107171520B (en) * | 2017-07-19 | 2024-04-19 | 沈阳工业大学 | Axial permanent magnet auxiliary reluctance type composite rotor high-speed motor and control method thereof |
| CN108599496A (en) * | 2018-05-08 | 2018-09-28 | 刘建平 | Double-stator permanent magnet asynchronous motor and its speed-regulating control circuit |
| CN108599496B (en) * | 2018-05-08 | 2019-07-23 | 刘建平 | Double-stator permanent magnet asynchronous motor and its speed-regulating control circuit |
| CN108649765A (en) * | 2018-06-30 | 2018-10-12 | 淮阴工学院 | A kind of outer rotor five degrees of freedom without bearing switched reluctance machines |
| CN109842257A (en) * | 2019-03-04 | 2019-06-04 | 哈尔滨工业大学 | Anti- salient pole type axial direction parallel type multiphase permanent magnet fault-tolerant electric machine |
| CN111756211A (en) * | 2019-03-28 | 2020-10-09 | Ghsp公司 | Hybrid stepping motor for adjusting rotor magnetic field by using axial coil |
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