CN107093938A - Magnetic suspension motor and domestic air conditioning - Google Patents
Magnetic suspension motor and domestic air conditioning Download PDFInfo
- Publication number
- CN107093938A CN107093938A CN201710452621.7A CN201710452621A CN107093938A CN 107093938 A CN107093938 A CN 107093938A CN 201710452621 A CN201710452621 A CN 201710452621A CN 107093938 A CN107093938 A CN 107093938A
- Authority
- CN
- China
- Prior art keywords
- magnetic
- armature spindle
- suspension motor
- magnetic suspension
- adsorption unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 239000000725 suspension Substances 0.000 title claims abstract description 41
- 238000004378 air conditioning Methods 0.000 title claims abstract description 8
- 238000001179 sorption measurement Methods 0.000 claims abstract description 39
- 238000006073 displacement reaction Methods 0.000 claims abstract description 18
- 238000010521 absorption reaction Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 31
- 230000007423 decrease Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 3
- 238000005339 levitation Methods 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 3
- 239000010959 steel Substances 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000002045 lasting effect Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 239000010687 lubricating oil Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000010358 mechanical oscillation Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/09—Structural association with bearings with magnetic bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/08—Structural association with bearings
- H02K7/083—Structural association with bearings radially supporting the rotary shaft at both ends of the rotor
Abstract
The present invention relates to magnetic levitation technology field, more particularly to a kind of magnetic suspension motor and domestic air conditioning.Magnetic suspension motor includes motor stator core, armature spindle, radial direction magnetic bearing and radial displacement transducer, motor stator core, radial direction magnetic bearing and radial displacement transducer are coaxially disposed, and motor stator core, radial direction magnetic bearing and radial displacement transducer are set in the outside of armature spindle；The first end of armature spindle is output end；Second end of armature spindle is provided with magnetic-adsorption unit, and the absorption affinity that magnetic-adsorption unit is produced to armature spindle is contacted along armature spindle axial direction, the second end of armature spindle with the way of contact of magnetic-adsorption unit for point.Magnetic suspension motor provided in an embodiment of the present invention eliminates axial magnetic bearing, and shorten armature spindle, significantly decrease the volume of magnetic suspension motor, because armature spindle is contacted with magnetic-adsorption unit spot, frictional force between the two is very small, can't influence the performance and service life of magnetic suspension motor.
Description
Technical field
The present invention relates to magnetic levitation technology field, more particularly to a kind of magnetic suspension motor and domestic air conditioning.
Background technology
Miniature motor is the most common form for converting electrical energy into mechanical energy, is had in household electrical appliance and industrial circle
It is widely applied.Traditional motor mainly includes motor stator portion, rotor part, rotor supports bearing and casing
Part, is coupled by mechanical bearing between motor stator portion and rotor part or there is Mechanical Contact, therefore electronics turns
There is mechanical friction in sub- motion process.
Mechanical friction not only increases the frictional resistance of rotor, moving component is worn and torn, and produces mechanical oscillation and noise, and
Part can be caused to generate heat, make lubricant degradation, serious meeting makes motor gas-gap uneven, heating in winding, temperature rise increase, from
And motor efficiency is reduced, it is final to shorten motor service life.And mechanical bearing needs lubricating oil to maintain, and so both influences electricity
The machine life-span is unfavorable for the cleaning of equipment again, therefore, in order to realize that long-life, the cleaning oil-free of ultrahigh rotating speed operation and equipment are necessary
Contactless supporting way, i.e. magnetic suspension supporting way are used in the motor.
The content of the invention
(1) technical problem to be solved
It is a further object of the present invention to provide a kind of magnetic suspension motor, solving magnetic suspension motor in the prior art can not realize
Miniaturization, the miniature motor of household electrical appliance and industrial circle, which can not be realized, to run at high speed, the problem of the life-span is low.
(2) technical scheme
In order to solve the above-mentioned technical problem, the invention provides a kind of magnetic suspension motor, including motor stator core, rotor
Axle, radial direction magnetic bearing and radial displacement transducer, the motor stator core, the radial direction magnetic bearing and radial direction position
Displacement sensor is coaxially disposed, and the motor stator core, radial direction magnetic bearing and the radial displacement transducer are set in
The outside of the armature spindle；The first end of the armature spindle is output end；Second end of the armature spindle is provided with magnetic-adsorption list
Member, the absorption affinity that the magnetic-adsorption unit is produced to the armature spindle is axial along the armature spindle, and the second of the armature spindle
The way of contact with the magnetic-adsorption unit is held to be contacted for point.
According to the present invention, it is spherical projection that the circle centre position of the second end end face of the armature spindle, which is provided with surface,.
According to the present invention, the magnetic-adsorption unit is permanent magnetic suck unit.
According to the present invention, the permanent magnetic suck unit includes magnetic conductor and permanent-magnetic clamp, and the magnetic conductor is stepped cylindrical
Shape, described less one end of magnetic conductor diameter is set towards the armature spindle, and the permanent-magnetic clamp is set in the magnetic conductor diameter
The outside of less one end, and external diameter of the internal diameter more than the magnetic conductor of the permanent-magnetic clamp, the permanent-magnetic clamp turn away from described
One end end face of sub- axle is connected with the step surface of the magnetic conductor.
According to the present invention, the permanent magnet and one end end face of the magnetic conductor towards the armature spindle are concordant and described
The less one end end of magnetic conductor diameter, which is provided with, to be used to accommodate the raised groove, and the depth of the groove is less than described convex
The height risen.
It is described raised to be integrally formed with the rotating shaft according to the present invention.
According to the present invention, the magnetic-adsorption unit is electromagnetic adsorption unit.
According to the present invention, the radial direction magnetic bearing is permanent magnet offset radial magnetic bearing, and the radial displacement transducer is set
In in the permanent magnet offset radial magnetic bearing.
According to the present invention, magnetic suspension motor also includes housing, the motor stator core, the radial direction magnetic bearing and institute
Magnetic-adsorption unit is stated to be both secured in the housing；The armature spindle be set to it is step-like, described in the housing
Rotor shaft diameter is more than the rotor shaft diameter being located at outside the housing, the one of the housing that the output end of the armature spindle is passed through
Side is provided with axis hole, and the aperture of the axis hole, which is more than the rotor shaft diameter outside the housing and is less than, is located at the housing
The interior rotor shaft diameter.
Present invention also offers a kind of domestic air conditioning, including above-mentioned magnetic suspension motor.
(3) beneficial effect
The above-mentioned technical proposal of the present invention has the following advantages that compared with prior art：Magnetcisuspension provided in an embodiment of the present invention
The magnetic-adsorption unit that floating motor is set by one end of armature spindle provides axial support force, and end and the magnetic-adsorption of armature spindle
Unit spot is contacted, and eliminates axial magnetic bearing, and shortens armature spindle, significantly decreases the volume of magnetic suspension motor, though
Armature spindle rotates at a high speed when so using, but is due to that armature spindle is contacted with magnetic-adsorption unit spot, and frictional force between the two is non-
It is often small, the performance and service life of magnetic suspension motor can't be influenceed.
Brief description of the drawings
Fig. 1 is a kind of sectional view of magnetic suspension motor provided in an embodiment of the present invention；
Fig. 2 is the sectional view of another magnetic suspension motor provided in an embodiment of the present invention.
In figure：1：Motor stator core；2：Armature spindle；21：Output end；22：It is raised；3：Radial direction magnetic bearing；4：Radial direction position
Displacement sensor；5：Magnetic-adsorption unit；51：Permanent-magnetic clamp；52：Magnetic conductor；53：Groove；6：Housing；61：Axis hole；7：Main permanent magnetism
Body；8：Outer sleeve；9：Steel ball.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
A part of embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill people
The every other embodiment that member is obtained on the premise of creative work is not made, belongs to the scope of protection of the invention.
As shown in figure 1, a kind of magnetic suspension motor provided in an embodiment of the present invention, including motor stator core 1, armature spindle 2,
Radial direction magnetic bearing 3 and radial displacement transducer 4, motor stator core 1, radial direction magnetic bearing 3 and radial displacement transducer 4 are same
Axle is set, and motor stator core 1, radial direction magnetic bearing 3 and radial displacement transducer 4 are set in the outside of armature spindle 2；Turn
The first end of sub- axle 2 is output end 21；Second end of armature spindle 2 is provided with magnetic-adsorption unit 5, and magnetic-adsorption unit 5 is to rotor
Along armature spindle 2 axially, the second end of armature spindle 2 connects the absorption affinity that axle 2 is produced with the way of contact of magnetic-adsorption unit 5 for point
Touch.Specifically, motor stator core 1 is located at the middle part of armature spindle 2 in the present embodiment, and radial direction magnetic bearing 3 is provided with two, set respectively
Put in the both sides of motor stator core 1, and the both sides of motor stator core 1 are equipped with a radial displacement transducer 4.Magnetic suspension
Motor is realized radial support and the positioning of armature spindle 2 by radial direction magnetic bearing 3 when working, rotor is limited by magnetic-adsorption unit 5
The axial movement of axle 2, absorption affinity is more than the pulling force outside to armature spindle 2 of generation when magnetic suspension motor works, and makes armature spindle 2
Rotated at a high speed with stable in the state of being contacted with 5 points of magnetic-adsorption unit.Magnetic suspension motor provided in an embodiment of the present invention is by turning
The magnetic-adsorption unit 5 that one end of sub- axle 2 is set provides axial support force, and 5 points of end and the magnetic-adsorption unit of armature spindle 2
Contact, eliminates axial magnetic bearing, and shortens armature spindle 2, significantly decreases the volume of magnetic suspension motor, although use
When armature spindle 2 rotate at a high speed, but be due to that armature spindle 2 is contacted for 5 points with magnetic-adsorption unit, frictional force between the two is very
It is small, the performance and service life of magnetic suspension motor can't be influenceed.
In order to ensure the point contact position of armature spindle 2 magnetic-adsorption unit 5 and armature spindle 2 when high speed rotates to armature spindle
Preferably it is provided with axis of 2 deboost along armature spindle 2, the present embodiment in the circle centre position of the second end end face of armature spindle 2
Surface is spherical projection 22, it is ensured that point contact position is located on the axis of armature spindle 2, and then ensure that suffered by armature spindle 2
The direction of deboost.Preferably, projection 22 is integrally formed with rotating shaft.Projection 22 is integrally formed with rotating shaft, eliminates projection 22
With the connection of rotating shaft, it is easy to process, and connect reliable, it is ensured that service life.It should be noted that armature spindle 2 is inhaled with magnetic force
The setting of coupon 5 contact positions of member can also be as shown in Fig. 2 setting steel towards the side of armature spindle 2 in magnetic-adsorption unit 5
Ball 9, the end face of armature spindle 2 is set to plane, without being handled, and reduces the production cost of armature spindle 2, but this kind is set
Mode is higher, it is necessary to higher assembly precision for the positioning requirements at steel ball 9.
Preferably, magnetic-adsorption unit 5 is permanent magnetic suck unit in the present embodiment.Produced by permanent magnet for armature spindle 2
Raw lasting absorption affinity, it is simple and reliable for structure.It should be noted that magnetic-adsorption unit 5 can also be electromagnetic adsorption unit, work
Being powered when making enables it to produce lasting absorption affinity to armature spindle 2.
Preferably, permanent magnetic suck unit includes magnetic conductor 52 and permanent-magnetic clamp 51 in the present embodiment, and magnetic conductor 52 is step-like
Cylinder, less one end of the diameter of magnetic conductor 52 is set towards armature spindle 2, and it is less that permanent-magnetic clamp 51 is set in the diameter of magnetic conductor 52
The outside of one end, and permanent-magnetic clamp 51 internal diameter be more than magnetic conductor 52 external diameter, one end end face of the permanent-magnetic clamp 51 away from armature spindle 2 with
The step surface connection of magnetic conductor 52.Permanent-magnetic clamp 51 is set to annular, saves permanent magnet material, reduces cost.Magnetic conductor 52 is set
Internally contacted with armature spindle 2, can select the material of higher hardness, to tackle its point friction between armature spindle 2, improve
Service life.It should be noted that the structure of permanent magnetic suck unit is not limited to this or using forever in the present embodiment
The mode such as magnet or outer ring magnetic conductor 52, interior permanent magnets is realized realizes axial absorption for armature spindle 2.
Preferably, permanent magnet is concordant with one end end face of magnetic conductor 52 towards armature spindle 2 in the present embodiment, and magnetic conductor 52
The less one end end of diameter is provided with the groove 53 for being used for accommodating projection 22, and the depth of groove 53 is less than the height of projection 22.
Magnetic-adsorption unit 5 produces suction to armature spindle 2, and point is contacted between the two, therefore is needed between both end faces certain
Gap, but gap is difficult excessive, excessive gap and can weaken magnetic force.The depth of the present embodiment further groove 53 is less than projection 22
Height is to ensure to have certain gap between the two, it is ensured that magnetic-adsorption unit 5 can produce enough suctions to armature spindle 2
Power, and due to being provided in the groove 53 of the end face of magnetic conductor 52 so that the size of projection 22 need not design too small, be easy to rotor
The processing of the end projection 22 of axle 2.
Preferably, radial direction magnetic bearing 3 is permanent magnet offset radial magnetic bearing in the present embodiment, and radial displacement transducer 4 is set
In in permanent magnet offset radial magnetic bearing.It is permanent magnet offset radial magnetic bearing small volume, low in energy consumption, be conducive to reducing magnetic suspension motor
Overall volume.Permanent magnet offset radial magnetic bearing generally includes to connect by permanent magnet between two layers of magnetic conductor, two layers of magnetic conductor, and
Two layers of magnetic conductor and the space of permanent magnet formation form space waste, and radial displacement transducer 4 is arranged in the space, carried
High space availability ratio, structure is compacter, reduces magnetic suspension motor overall volume.
Preferably, in the present embodiment magnetic suspension motor also include housing 6, motor stator core 1, radial direction magnetic bearing 3 and
Magnetic-adsorption unit 5 is both secured in housing 6；Armature spindle 2 is set to step-like, and the diameter of armature spindle 2 in housing 6 is more than
The diameter of armature spindle 2 outside housing 6, the side for the housing 6 that the output end 21 of armature spindle 2 is passed through is provided with axis hole 61, axis hole 61
Aperture be more than be located at housing 6 outside the diameter of armature spindle 2 and less than be located at housing 6 in the diameter of armature spindle 2.Axle on housing 6
The aperture of hole 61 is more than the diameter of armature spindle 2 being located at outside housing 6 and is less than the diameter of armature spindle 2 being located in housing 6, i.e. armature spindle 2
Blocked by the housing 6 of the edge of axis hole 61 part in housing 6, it is therefore prevented that the external force that armature spindle 2 is subject to is more than conventional
Fortuitous event lower rotor part axle 2 is deviate from, it is ensured that use safety using magnetic suspension motor.In the step surface and housing 6 of armature spindle 2
The distance on surface is typically slightly larger than the surface gap of magnetic-adsorption unit 5 and the end face of armature spindle 2, the quilt of fortuitous event lower rotor part axle 2
Pull out, separated with magnetic-adsorption unit 5, when shutdown and external force removal, armature spindle 2 can be adsorbed onto both by magnetic-adsorption unit 5
The position of point contact, makes magnetic suspension motor return normal work.
Preferably, main permanent magnet 7, main permanent magnet 7 are provided with armature spindle 2 and the cooperation of motor stator core 1 in the present embodiment
With the formation rotor assembly common rotation of armature spindle 2, the motor is set to turn into magneto, compared to common electric machine, main permanent magnet 7 is accounted for
Small with space, structure is compacter.Specifically, main permanent magnet 7 can be embedded in the caulking groove of armature spindle 2 by way of point valve is inlayed
On, it is ensured that the diameter of axle of the inner rotation part of housing 6 unanimously or as shown in Figure 1 or 2, by one end of armature spindle 2 first
The thin axle coordinated with main permanent magnet 7 is processed into, is then arranged again after main permanent magnet 7, remainder is arranged outer sleeve 8, it is ensured that shell
The inner rotating portion split axle footpath of body 6 is consistent.Avoid the magnetic force that the radial direction magnetic bearing 3 of the too small equal volume of the diameter of axle of armature spindle 2 is produced
It is too small, it is ensured that enough magnetic force can increase the volume of radial direction magnetic bearing 3, reduction magnetic suspension motor is also played to a certain extent
The effect of volume and weight.
The embodiment of the present invention additionally provides a kind of domestic air conditioning, including above-mentioned magnetic suspension motor.Improve domestic air conditioning
Service life, reduce noise, improve systematic function.
Finally it should be noted that：The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
The present invention is described in detail with reference to the foregoing embodiments, it will be understood by those within the art that：It still may be used
To be modified to the technical scheme described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic；
And these modification or replace, do not make appropriate technical solution essence depart from various embodiments of the present invention technical scheme spirit and
Scope.
Claims (10)
1. a kind of magnetic suspension motor, it is characterised in that：Including motor stator core, armature spindle, radial direction magnetic bearing and radial direction position
Displacement sensor, the motor stator core, the radial direction magnetic bearing and the radial displacement transducer are coaxially disposed, and described
Motor stator core, radial direction magnetic bearing and the radial displacement transducer are set in the outside of the armature spindle；
The first end of the armature spindle is output end；Second end of the armature spindle is provided with magnetic-adsorption unit, and the magnetic force is inhaled
The absorption affinity that coupon member is produced to the armature spindle is inhaled along armature spindle axial direction, the second end and the magnetic force of the armature spindle
The way of contact of coupon member contacts for point.
2. magnetic suspension motor according to claim 1, it is characterised in that：The circle centre position of second end end face of the armature spindle
It is spherical projection provided with surface.
3. magnetic suspension motor according to claim 2, it is characterised in that：The magnetic-adsorption unit is permanent magnetic suck list
Member.
4. magnetic suspension motor according to claim 3, it is characterised in that：The permanent magnetic suck unit is including magnetic conductor and forever
Magnet ring, the magnetic conductor is stepped cylindrical, and described less one end of magnetic conductor diameter is set towards the armature spindle, described
Permanent-magnetic clamp is set in the outside of described less one end of magnetic conductor diameter, and the internal diameter of the permanent-magnetic clamp is more than the magnetic conductor
External diameter, one end end face of the permanent-magnetic clamp away from the armature spindle is connected with the step surface of the magnetic conductor.
5. magnetic suspension motor according to claim 4, it is characterised in that：The permanent magnet is with the magnetic conductor described in
One end end face of armature spindle is concordant, and the less one end end of the magnetic conductor diameter be provided be used to accommodating it is described raised recessed
Groove, the depth of the groove is less than the raised height.
6. magnetic suspension motor according to claim 2, it is characterised in that：It is described raised to be integrally formed with the rotating shaft.
7. magnetic suspension motor according to claim 1, it is characterised in that：The magnetic-adsorption unit is electromagnetic adsorption list
Member.
8. magnetic suspension motor according to claim 1, it is characterised in that：The radial direction magnetic bearing is permanent magnet offset radial magnetic
Bearing, the radial displacement transducer is arranged in the permanent magnet offset radial magnetic bearing.
9. magnetic suspension motor according to claim 8, it is characterised in that：Also include housing, the motor stator core, institute
State radial direction magnetic bearing and the magnetic-adsorption unit is both secured in the housing；The armature spindle is set to step-like, position
It is more than the rotor shaft diameter being located at outside the housing, the output end of the armature spindle in the rotor shaft diameter in the housing
The side of the housing passed through is provided with axis hole, and the aperture of the axis hole is more than the rotor shaft diameter outside the housing
And less than the rotor shaft diameter being located in the housing.
10. a kind of domestic air conditioning, it is characterised in that：Including the magnetic suspension motor as described in claim any one of 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452621.7A CN107093938B (en) | 2017-06-15 | 2017-06-15 | Magnetic suspension motor and household air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710452621.7A CN107093938B (en) | 2017-06-15 | 2017-06-15 | Magnetic suspension motor and household air conditioner |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107093938A true CN107093938A (en) | 2017-08-25 |
| CN107093938B CN107093938B (en) | 2023-09-29 |
Family
ID=59640019
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710452621.7A Active CN107093938B (en) | 2017-06-15 | 2017-06-15 | Magnetic suspension motor and household air conditioner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107093938B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108183571A (en) * | 2018-01-04 | 2018-06-19 | 苏州麦格奈迪磁悬浮技术有限公司 | A kind of magnetic suspension motor casing and magnetic suspension motor |
| CN110022015A (en) * | 2019-04-17 | 2019-07-16 | 山东天瑞重工有限公司 | A kind of surface-mount type magnetic suspension motor rotor and its processing technology |
| CN110165824A (en) * | 2019-05-21 | 2019-08-23 | 深圳麦格动力技术有限公司 | Magnetic suspension motor |
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| US5126610A (en) * | 1988-03-12 | 1992-06-30 | Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung | Axially stabilized magnetic bearing having a permanently magnetized radial bearing |
| CN101227130A (en) * | 2007-11-19 | 2008-07-23 | 哈尔滨工业大学 | Rotor magnetic field direct controlling mixed excitation synchronous machine |
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| CN101807869A (en) * | 2009-02-12 | 2010-08-18 | 卓向东 | Magnetic suspension bearing motor |
| CN102299599A (en) * | 2011-08-26 | 2011-12-28 | 北京航空航天大学 | High-speed electric machine with stator and permanent magnet |
| CN102437675A (en) * | 2011-10-13 | 2012-05-02 | 山东科技大学 | Energy storage device of magnetic suspension flywheel |
| CN105186740A (en) * | 2015-10-09 | 2015-12-23 | 清华大学 | Inertia energy storage system |
| CN207053310U (en) * | 2017-06-15 | 2018-02-27 | 深圳麦格动力技术有限公司 | Magnetic suspension motor and domestic air conditioning |
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2017
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| US5126610A (en) * | 1988-03-12 | 1992-06-30 | Kernforschungsanlage Julich Gesellschaft Mit Beschrankter Haftung | Axially stabilized magnetic bearing having a permanently magnetized radial bearing |
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| CN101227130A (en) * | 2007-11-19 | 2008-07-23 | 哈尔滨工业大学 | Rotor magnetic field direct controlling mixed excitation synchronous machine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108183571A (en) * | 2018-01-04 | 2018-06-19 | 苏州麦格奈迪磁悬浮技术有限公司 | A kind of magnetic suspension motor casing and magnetic suspension motor |
| CN108183571B (en) * | 2018-01-04 | 2024-03-26 | 北京昆腾迈格技术有限公司 | Magnetic suspension motor shell and magnetic suspension motor |
| CN110022015A (en) * | 2019-04-17 | 2019-07-16 | 山东天瑞重工有限公司 | A kind of surface-mount type magnetic suspension motor rotor and its processing technology |
| CN110165824A (en) * | 2019-05-21 | 2019-08-23 | 深圳麦格动力技术有限公司 | Magnetic suspension motor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107093938B (en) | 2023-09-29 |
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