CN104836398B - Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor - Google Patents
Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor Download PDFInfo
- Publication number
- CN104836398B CN104836398B CN201510274802.6A CN201510274802A CN104836398B CN 104836398 B CN104836398 B CN 104836398B CN 201510274802 A CN201510274802 A CN 201510274802A CN 104836398 B CN104836398 B CN 104836398B
- Authority
- CN
- China
- Prior art keywords
- rotor
- stator
- iron core
- shaped
- stator iron
- 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.)
- Active
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K16/00—Machines with more than one rotor or stator
- H02K16/04—Machines with one rotor and two stators
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
Abstract
Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor, belongs to machine field, and the present invention is to solve traditional transversary motor, complex structure, and space availability ratio and winding utilization are low, the low problem of torque density and power density.The present invention includes stator, rotor, shell and rotor field spider, and stator includes external stator and inner stator, and rotor is located between external stator and inner stator, and is fixed on rotor field spider;The first working gas gap is formed between external stator and rotor, the second working gas gap between inner stator and rotor, is formed;External stator includes external stator iron core and external stator armature winding, external stator is unshakable in one's determination unshakable in one's determination including p U-shaped external stators right-alternative to a left side, inner stator includes inner stator armature winding, internal stator iron core, non-magnetic default sub-sleeve and inner stator axle, internal stator iron core includes p to the right-alternative U-shaped internal stator iron core in a left side, and rotor includes the first permanent magnet of 2p blocks, the second permanent magnet of 2p blocks, rotor core and rotating shaft.
Description
Technical field
The present invention relates to the magneto of a kind of high power density and high torque density, belongs to machine field.
Background technology
Compared with electro-magnetic motor, magneto, particularly rare-earth permanent-magnet electric machine have simple structure, reliable;Body
Little, the light weight of product;Little, efficiency high is lost;The shape and size of motor can wait remarkable advantage, thus range of application with versatile and flexible
It is extremely wide, almost throughout the every field of Aero-Space, national defence, industrial and agricultural production and daily life.Permanent magnet machine rotor is tied
Structure is divided into according to permanent magnet magnetic line structure:Surface-mount type and magneticfocusing.Rotor adopts magneticfocusing structure, with surface-mounted rotor structure phase
Relatively, in air gap, effective harmonic flux density can be greatly improved, and can improve the power density of motor, while can also improve motor
Power factor.
Traditional radial flux and axial-flux electric machine, its circuit and magnetic circuit exist and compete with one another in approximately the same plane, when
When increasing electric load, need to increase the section of coil, i.e. groove area, then the width of tooth will reduce, in order to prevent saturation, just
Magnetic loading must be reduced.Vice versa.Therefore the power density of motor is difficult to improve.
In order to improve power density, people adopt transverse magnetic flux structural electromotor, and its electric load is complete in structure with magnetic loading
Full decoupling, and couple per no between phase magnetic circuit, can independently analyze and control.In the case of same volume, can pass through
The number of pole-pairs of expanded motor is particularly well-suited to the occasion of low-speed high-torque direct driving improving torque density and power density.
But traditional transversary motor, complex structure, space availability ratio and winding utilization it is low, torque density and work(
Rate density is low.
The content of the invention
The invention aims to solve traditional transversary motor, complex structure, space availability ratio and winding are utilized
Rate is low, the low problem of torque density and power density, there is provided a kind of rotor magneticfocusing bimorph transducer lateral direction magnetic field permanent magnetism synchronization
Motor.
Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor of the present invention, it include stator, rotor, shell and
Rotor field spider, stator include external stator and inner stator, and rotor is located between external stator and inner stator, and is fixed on rotor field spider
On;The first working gas gap is formed between external stator and rotor, the second working gas gap between inner stator and rotor, is formed;
External stator includes external stator iron core and external stator armature winding, and external stator is unshakable in one's determination including p the first U-shaped external stator ferrum
The heart and p the second U-shaped external stator are unshakable in one's determination, and p the first U-shaped external stator is unshakable in one's determination and p the second U-shaped external stator is unshakable in one's determination along the circumferential direction
Alternating is distributed on the internal circular surfaces of shell, and the first U-shaped external stator is unshakable in one's determination and the second U-shaped external stator iron core is axially offsetting distance
d;External stator armature winding is arranged on the U-shaped region that p the first U-shaped external stator is unshakable in one's determination and p the second U-shaped external stator iron core is common
In;
Inner stator includes inner stator armature winding, internal stator iron core, non-magnetic default sub-sleeve and inner stator axle, inner stator
It is unshakable in one's determination including p the first U-shaped internal stator iron core and p the second U-shaped internal stator iron core, p the first U-shaped internal stator iron core and p
Second U-shaped internal stator iron core is along the circumferential direction alternately distributed on the outer round surface of non-magnetic default sub-sleeve, and first U-shaped default
Sub unshakable in one's determination and the second U-shaped internal stator iron core is being axially offset apart from d;Inner stator armature winding is arranged on p the first U-shaped inner stator
In the unshakable in one's determination and p common U-shaped region of the second U-shaped internal stator iron core;Non-magnetic default sub-sleeve is fixedly installed on inner stator axle
On;
Rotor includes the first permanent magnet of 2p blocks, the second permanent magnet of 2p blocks, rotor core and rotating shaft, and rotor core includes 2p
Centre position H types rotor core and 4p outer rectangular rotor core;2p centre position H type rotor core is along the circumferential direction equal
Cloth, divides between the left and right side surface of each centre position H type rotor cores and symmetrically arranged two outer rectangular rotor cores
First permanent magnet and the second permanent magnet are not provided with, symmetrically arranged two outer rectangular rotor cores are fixed on rotor field spider
On;Rotor field spider is flexibly connected with inner stator axle by bearing, and rotor field spider is fixed in rotating shaft, and rotating shaft passes through bearing and shell
It is flexibly connected;The axle center of rotating shaft and inner stator axle is on same centrage;
First U-shaped external stator is unshakable in one's determination and the outer rectangular rotor core radially aligned of side, the first U-shaped internal stator iron core and
The outer rectangular rotor core radially aligned of symmetrical side, and axial width is equal.
Second U-shaped external stator is unshakable in one's determination and the outer rectangular rotor core radially aligned of side, the second U-shaped internal stator iron core and
The outer rectangular rotor core radially aligned of symmetrical side, and axial width is equal.
Advantages of the present invention:
1st, the rotor of motor of the present invention adopt magneticfocusing structure, iron core in place a pair of permanent magnets, the direction of magnetization conversely, and
Permanent magnet magnetization in the two neighboring rotor core of circumferencial direction is in opposite direction, left and right with reference to circumferentially-adjacent two stator cores
It is respectively symmetrically the construction featuress of arrangement, it is possible to achieve the function of magnetic flux switching, it is to avoid adjacent traditional horizontal magnetic field motor two
Rotor core can only correspond to the situation of a stator core, improve space availability ratio, at the same external stator and internal stator iron core it is left,
The right side is respectively symmetrically the construction featuress of arrangement, can simultaneously using two adjacent permanent magnets on rotor, it is to avoid the invalid work of permanent magnet
Make area, reduce the leakage field of magneticfocusing structure, improve the magnetic flux utilization rate of motor.
2nd, each stator core of motor of the present invention is equivalently-sized, and each rotor core size is also identical, and can all use stalloy
Fold and form.Any moment can make full use of permanent magnet, it is to avoid permanent magnet non-productive work area, can effectively reduce motor
Leakage magnetic flux, improves the torque density and power density of motor.Therefore, the present invention is with a wide range of applications, can be in wind-force
The applications such as generating, electric automobile, ship's electrical propulsion.
3rd, the stator armature winding of motor of the present invention is Circular Winding, is embedded in stator core groove, no end, effectively
Shorten the inefficient length of winding.Meanwhile, forward can be composed in series per phase external stator winding and inner stator winding it is a set of around
Group, it is also possible to which parallel connection is used as double winding independent operating.In high-power driving electric system, using bimorph transducer winding, total
The voltage or current limit of driver electronic power switch device in the case that power is constant, can be reduced, system cost is reduced.
Description of the drawings
Fig. 1 is the structural representation of rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor of the present invention;
Fig. 2 is the A-A sectional views of Fig. 1;
Fig. 3 is the B-B sectional views of Fig. 1;
Fig. 4 (a) (b) is t0Moment, two adjacent two motor main fluxs between rotor unit and external stator, inner stator, electricity
Pivot winding no power;
Fig. 5 (a) (b) is t1Moment, two adjacent two motor main fluxs between rotor unit and external stator, inner stator, electricity
Pivot winding no power.
Specific embodiment
Specific embodiment one:Present embodiment, the poly- magnetic of rotor described in present embodiment are illustrated with reference to Fig. 1 to Fig. 5
Formula bimorph transducer transverse magnetic field permanent-magnet synchronous motor, it includes stator, rotor, shell 3 and rotor field spider 4, and stator includes external stator
And inner stator, rotor is located between external stator and inner stator, and is fixed on rotor field spider 4;Formed between external stator and rotor
First working gas gap, forms the second working gas gap between inner stator and rotor;
External stator includes external stator unshakable in one's determination 5 and external stator armature winding 6, external stator iron core 5 include p it is first U-shaped outer fixed
5-1 and p the second U-shaped external stator iron core 5-2 of sub- iron core, p the first U-shaped external stator iron core 5-1 and p the second U-shaped external stator
5-2 unshakable in one's determination is along the circumferential direction alternately distributed on the internal circular surfaces of shell 3, and the first U-shaped external stator iron core 5-1 and second it is U-shaped outward
Stator core 5-2 is being axially offset apart from d;External stator armature winding 6 is arranged on p the first U-shaped external stator iron core 5-1 and p
In second U-shaped external stator iron core 5-2 common U-shaped region;
Inner stator includes inner stator armature winding 9, internal stator iron core 10, non-magnetic default sub-sleeve 12 and inner stator axle
13, internal stator iron core 10 includes p the first U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2, p individual first
U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2 is along the circumferential direction alternately distributed on non-magnetic default sub-set
The outer round surface of cylinder 12, and the first U-shaped internal stator iron core 10-1 and the second U-shaped internal stator iron core 10-2 axially offset apart from d;
It is common that inner stator armature winding 9 is arranged on p the first U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2
In U-shaped region;Non-magnetic default sub-sleeve 12 is fixedly installed on inner stator axle 13;
Rotor includes the first permanent magnet of 2p blocks 7, the second permanent magnet of 2p blocks 11, rotor core 8 and rotating shaft 1, and rotor core 8 is wrapped
Include 2p centre position H type rotor core 8-1 and 4p outer rectangular rotor core 8-2;2p centre position H type rotor core
8-1 is along the circumferential direction uniform, the left and right side surface of each centre position H type rotor core 8-1 and symmetrically arranged two outsides
The first permanent magnet 7 and the second permanent magnet 11 are respectively arranged between rectangle rotor core 8-2, this symmetrically arranged two outside squares
Shape rotor core 8-2 is fixed on rotor field spider 4;Rotor field spider 4 is flexibly connected with inner stator axle 13 by bearing 14, rotor
Frame is fixed in rotating shaft 1, and rotating shaft 1 is flexibly connected with shell 3 by bearing 2;The axle center of rotating shaft 1 and inner stator axle 13 is in same
On heart line;
First U-shaped external stator iron core 5-1 and the outer rectangular rotor core 8-2 radially aligneds of side, the first U-shaped inner stator
The outer rectangular rotor core 8-2 radially aligneds of 10-1 unshakable in one's determination and symmetrical side, and axial width is equal.
Second U-shaped external stator iron core 5-2 and the outer rectangular rotor core 8-2 radially aligneds of side, the second U-shaped inner stator
The outer rectangular rotor core 8-2 radially aligneds of 10-2 unshakable in one's determination and symmetrical side, and axial width is equal.
First permanent magnet 7 and the second permanent magnet 11 are magnetized vertically, same centre position H type rotor cores 8-1 two
The magnetizing direction of first permanent magnet 7 and the second permanent magnet 11 of side is conversely, the magnetizing direction of circumferentially-adjacent two piece of first permanent magnet 7
It is alternately opposite, the magnetizing direction of circumferentially-adjacent two piece of second permanent magnet 11 is alternately opposite.
External stator unshakable in one's determination 5 and internal stator iron core 10 are formed by silicon steel plate packing.
The available non-magnet material in strip part in the middle of the H type rotor core 8-1 of centre position is made.
External stator armature winding 6 and inner stator armature winding 9 adopt Circular Winding.It is embedded in stator core groove, should be around
Group does not have end, is effectively shortened the inefficient length of winding.In high-power driving electric system, using bimorph transducer winding,
The voltage or current limit of driver electronic power switch device in the case where general power is constant, can be reduced, system is reduced
Cost.
Present embodiment is monophase machine, and number of poles is 2p, and present embodiment motor can do electromotor use, that is, work as prime mover
Rotor is driven when rotating, stator armature winding output AC electricity, rectified, boosting, the circuit such as inversion can be directly to
Load supplying carries out micro-grid.
Present embodiment rotor adopts magneticfocusing structure.A pair of permanent magnets are placed in iron core, and circumferencial direction is two neighboring
Permanent magnet magnetization in rotor core is in opposite direction, with reference to the left and right knot for being respectively symmetrically arrangement of circumferentially-adjacent two stator cores
Structure feature, it is possible to achieve the function of magnetic flux switching, it is to avoid adjacent traditional two rotor cores of horizontal magnetic field motor can only be corresponded to
The situation of one stator core, improve space availability ratio, while external stator and internal stator iron core is left and right is respectively symmetrically arrangement
Construction featuress, can simultaneously using two adjacent permanent magnets on rotor, it is to avoid permanent magnet non-productive work area, reduces magneticfocusing knot
The leakage field of structure, improves the magnetic flux utilization rate of motor.
External stator air-gap magnetic circuit is connected with inner stator air-gap magnetic circuit, and main flux place plane is hung down with rotor direction of rotation
Directly.
Stator poles and rotor number of poles are equal, can improve the space availability ratio of motor.
The first permanent magnet 7 and the second permanent magnet 11 in rotor core 8 adopts NdFeB material.
Operation principle:As shown in figure 4, t0The main magnetic of moment rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor
It is logical, armature winding no power, under Fig. 4 (a) show P extremely, external stator iron core 5-1 and 8 left-justify of rotor core, i.e., with left side turn
Sub- iron core 8-2 alignment, internal stator iron core 10-1 and 8 Right Aligns of rotor core, i.e., alignd with right rotor iron core 8-2, Fig. 4 (b)
Under showing P+1 extremely, external stator iron core 5-2 and 8 Right Aligns of rotor core alignd with right rotor iron core 8-2, inner stator ferrum
Heart 10-2 and 8 left-justify of rotor core, i.e., alignd with left rotor iron core 8-2, same extremely to descend external stator and inner stator magnetic circuit string
Connection, the flow direction through stator core that homopolarity lower rotor part unit permanent magnet is produced are identical, external stator winding 6 and inner stator
The flow direction of winding 9 is also identical;When rotor is in and t0When moment position differs the position two of 180 degree electrical angle, i.e. t1Moment
Position, as shown in figure 5, the alignment direction and t of external stator unshakable in one's determination 5 and internal stator iron core 10 and rotor core 80Moment just phase
Instead, flow direction switches to another direction.Meanwhile, flow direction place plane is vertical with the direction of motion.When rotor continuously revolves
When turning, the amplitude of the magnetic flux interlinked in stator armature winding and direction are in periodically-varied, so as to induce potential, are realized electromechanical
Energy is changed.
When stator armature winding is passed through suitable electric current, you can realize that rotor rotates.Powered electricity by changing armature winding
The frequency and amplitude of stream, it is possible to control rotating speed and the torque of rotor.
From Figure 4 and 5, two permanent magnets of any each unit of moment are in working condition, external stator air gap magnetic
Road is connected with inner stator air-gap magnetic circuit, can effectively reduce permanent magnet leakage field, so as to the power factor and power that improve motor are close
Degree.
Specific embodiment two:Present embodiment, the poly- magnetic of rotor described in present embodiment are illustrated with reference to Fig. 1 to Fig. 5
Formula bimorph transducer transverse magnetic field permanent-magnet synchronous motor, it includes threephase stator, three-phase rotor, shell 3 and three rotor field spiders 4, often
Phase stator includes external stator and inner stator, is located between the phase external stator and the phase inner stator per phase rotor, and is fixed on one
On rotor field spider 4;The first working gas gap is formed between external stator and rotor, the second work gas between inner stator and rotor, are formed
Gap;Threephase stator arranged in parallel vertically;
External stator includes external stator unshakable in one's determination 5 and external stator armature winding 6, external stator iron core 5 include p it is first U-shaped outer fixed
5-1 and p the second U-shaped external stator iron core 5-2 of sub- iron core, p the first U-shaped external stator iron core 5-1 and p the second U-shaped external stator
5-2 unshakable in one's determination is along the circumferential direction alternately distributed on the internal circular surfaces of shell 3, and the first U-shaped external stator iron core 5-1 and second it is U-shaped outward
Stator core 5-2 is being axially offset apart from d;External stator armature winding 6 is arranged on p the first U-shaped external stator iron core 5-1 and p
In second U-shaped external stator iron core 5-2 common U-shaped region;
Inner stator includes inner stator armature winding 9, internal stator iron core 10, non-magnetic default sub-sleeve 12 and inner stator axle
13, internal stator iron core 10 includes p the first U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2, p individual first
U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2 is along the circumferential direction alternately distributed on non-magnetic default sub-set
The outer round surface of cylinder 12, and the first U-shaped internal stator iron core 10-1 and the second U-shaped internal stator iron core 10-2 axially offset apart from d;
It is common that inner stator armature winding 9 is arranged on p the first U-shaped internal stator iron core 10-1 and p the second U-shaped internal stator iron core 10-2
In U-shaped region;Non-magnetic default sub-sleeve 12 is fixedly installed on inner stator axle 13;
Rotor includes the first permanent magnet of 2p blocks 7, the second permanent magnet of 2p blocks 11, rotor core 8 and rotating shaft 1, and rotor core 8 is wrapped
Include 2p centre position H type rotor core 8-1 and 4p outer rectangular rotor core 8-2;2p centre position H type rotor core
8-1 is along the circumferential direction uniform, the left and right side surface of each centre position H type rotor core 8-1 and symmetrically arranged two outsides
The first permanent magnet 7 and the second permanent magnet 11 are respectively arranged between rectangle rotor core 8-2, this symmetrically arranged two outside squares
Shape rotor core 8-2 is fixed on rotor field spider 4;Rotor field spider 4 is flexibly connected with inner stator axle 13 by bearing 14, rotor
Frame is fixed in rotating shaft 1, and rotating shaft 1 is flexibly connected with shell 3 by bearing 2;The axle center of rotating shaft 1 and inner stator axle 13 is in same
On heart line;
First U-shaped external stator iron core 5-1 and the outer rectangular rotor core 8-2 radially aligneds of side, the first U-shaped inner stator
The outer rectangular rotor core 8-2 radially aligneds of 10-1 unshakable in one's determination and symmetrical side, and axial width is equal.
Second U-shaped external stator iron core 5-2 and the outer rectangular rotor core 8-2 radially aligneds of side, the second U-shaped inner stator
The outer rectangular rotor core 8-2 radially aligneds of 10-2 unshakable in one's determination and symmetrical side, and axial width is equal.
Three-phase external stator iron core 5 differs 120 degree of electrical angles, three-phase internal stator iron cores 10 in a circumferential direction successively in circumference
Differ 120 degree of electrical angles or three-phase rotor core 8 on direction successively 120 degree of electrical angles are mutually differed successively in circumferencial direction.
First permanent magnet 7 and the second permanent magnet 11 are magnetized vertically, same centre position H type rotor cores 8-1 two
The magnetizing direction of first permanent magnet 7 and the second permanent magnet 11 of side is conversely, the magnetizing direction of circumferentially-adjacent two piece of first permanent magnet 7
It is alternately opposite, the magnetizing direction of circumferentially-adjacent two piece of second permanent magnet 11 is alternately opposite.
External stator unshakable in one's determination 5 and internal stator iron core 10 are formed by silicon steel plate packing.
The available non-magnet material in strip part in the middle of the H type rotor core 8-1 of centre position is made.
External stator armature winding 6 and inner stator armature winding 9 adopt Circular Winding.
Present embodiment is three phase electric machine, and its operation principle is identical with embodiment one.
A set of winding can be forward composed in series per phase external stator winding 6 and inner stator winding 9, it is also possible in parallel as two
Set winding independent operating.
Claims (6)
1. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor, it is characterised in that it includes stator, rotor, shell (3)
With rotor field spider (4), stator includes external stator and inner stator, and rotor is located between external stator and inner stator, and is fixed on rotor
On support (4);The first working gas gap is formed between external stator and rotor, the second working gas gap between inner stator and rotor, is formed;
External stator includes external stator iron core (5) and external stator armature winding (6), external stator iron core (5) including p first it is U-shaped outward
Stator core (5-1) and p the second U-shaped external stator iron core (5-2), p the first U-shaped external stator iron core (5-1) and p the 2nd U
Type external stator iron core (5-2) is along the circumferential direction alternately distributed on the internal circular surfaces of shell (3), and the first U-shaped external stator iron core (5-
1) He the second U-shaped external stator iron core (5-2) is being axially offset apart from d;It is U-shaped outer that external stator armature winding (6) is arranged on p first
In the common U-shaped region of stator core (5-1) and individual second U-shaped external stators iron core (5-2) of p;
Inner stator includes inner stator armature winding (9), internal stator iron core (10), non-magnetic default sub-sleeve (12) and inner stator axle
(13), internal stator iron core (10) includes p the first U-shaped internal stator iron core (10-1) and p the second U-shaped internal stator iron core (10-
2), p the first U-shaped internal stator iron core (10-1) and p the second U-shaped internal stator iron core (10-2) are along the circumferential direction alternately distributed on
The outer round surface of non-magnetic default sub-sleeve (12), and the first U-shaped internal stator iron core (10-1) and the second U-shaped internal stator iron core
(10-2) axially offsetting apart from d;Inner stator armature winding (9) is arranged on p the first U-shaped internal stator iron core (10-1) and p
In the common U-shaped region of second U-shaped internal stator iron core (10-2);Non-magnetic default sub-sleeve (12) is fixedly installed on inner stator axle
(13) on;
Rotor includes the first permanent magnet of 2p blocks (7), the second permanent magnet of 2p blocks (11), rotor core (8) and rotating shaft (1), rotor ferrum
The heart (8) includes 2p centre position H type rotor cores (8-1) and 4p outer rectangular rotor core (8-2);2p centre position
H type rotor cores (8-1) is along the circumferential direction uniform, the left and right side surface in each centre position H type rotor cores (8-1) and symmetrical
The first permanent magnet (7) and the second permanent magnet (11) are respectively arranged between the two outer rectangular rotor cores (8-2) for arranging, should
Symmetrically arranged two outer rectangular rotor cores (8-2) are fixed on rotor field spider (4);Rotor field spider (4) is by bearing
(14) it is flexibly connected with inner stator axle (13), rotor field spider is fixed in rotating shaft (1), rotating shaft (1) is by bearing (2) and shell
(3) it is flexibly connected;The axle center of rotating shaft (1) and inner stator axle (13) is on same centrage;
First U-shaped external stator iron core (5-1) and outer rectangular rotor core (8-2) radially aligned of side, the first U-shaped inner stator
Outer rectangular rotor core (8-2) radially aligned of unshakable in one's determination (10-1) and symmetrical side, and the first U-shaped external stator (5-1) unshakable in one's determination and
The axial width of the first U-shaped internal stator iron core (10-1) is equal;
Second U-shaped internal stator iron core (10-2) and outer rectangular rotor core (8-2) radially aligned of side, second is U-shaped outer fixed
Sub- iron core (5-2) and outer rectangular rotor core (8-2) radially aligned of symmetrical side, and the second U-shaped internal stator iron core (10-2)
It is equal with the axial width of the second U-shaped external stator iron core (5-2).
2. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor, it is characterised in that it includes that threephase stator, three-phase turn
Son, shell (3) and three rotor field spiders (4), include external stator and inner stator per phase stator, are located at the phase external stator per phase rotor
And the phase inner stator between, and it is fixed on a rotor field spider (4);The first working gas gap is formed between external stator and rotor,
The second working gas gap is formed between inner stator and rotor;Threephase stator arranged in parallel vertically;
External stator includes external stator iron core (5) and external stator armature winding (6), external stator iron core (5) including p first it is U-shaped outward
Stator core (5-1) and p the second U-shaped external stator iron core (5-2), p the first U-shaped external stator iron core (5-1) and p the 2nd U
Type external stator iron core (5-2) is along the circumferential direction alternately distributed on the internal circular surfaces of shell (3), and the first U-shaped external stator iron core (5-
1) He the second U-shaped external stator iron core (5-2) is being axially offset apart from d;It is U-shaped outer that external stator armature winding (6) is arranged on p first
In the common U-shaped region of stator core (5-1) and individual second U-shaped external stators iron core (5-2) of p;
Inner stator includes inner stator armature winding (9), internal stator iron core (10), non-magnetic default sub-sleeve (12) and inner stator axle
(13), internal stator iron core (10) includes p the first U-shaped internal stator iron core (10-1) and p the second U-shaped internal stator iron core (10-
2), p the first U-shaped internal stator iron core (10-1) and p the second U-shaped internal stator iron core (10-2) are along the circumferential direction alternately distributed on
The outer round surface of non-magnetic default sub-sleeve (12), and the first U-shaped internal stator iron core (10-1) and the second U-shaped internal stator iron core
(10-2) axially offsetting apart from d;Inner stator armature winding (9) is arranged on p the first U-shaped internal stator iron core (10-1) and p
In the common U-shaped region of second U-shaped internal stator iron core (10-2);Non-magnetic default sub-sleeve (12) is fixedly installed on inner stator axle
(13) on;
Rotor includes the first permanent magnet of 2p blocks (7), the second permanent magnet of 2p blocks (11), rotor core (8) and rotating shaft (1), rotor ferrum
The heart (8) includes 2p centre position H type rotor cores (8-1) and 4p outer rectangular rotor core (8-2);2p centre position
H type rotor cores (8-1) is along the circumferential direction uniform, the left and right side surface in each centre position H type rotor cores (8-1) and symmetrical
The first permanent magnet (7) and the second permanent magnet (11) are respectively arranged between the two outer rectangular rotor cores (8-2) for arranging, should
Symmetrically arranged two outer rectangular rotor cores (8-2) are fixed on rotor field spider (4);Rotor field spider (4) is by bearing
(14) it is flexibly connected with inner stator axle (13), rotor field spider is fixed in rotating shaft (1), rotating shaft (1) is by bearing (2) and shell
(3) it is flexibly connected;The axle center of rotating shaft (1) and inner stator axle (13) is on same centrage;
First U-shaped external stator iron core (5-1) and outer rectangular rotor core (8-2) radially aligned of side, the first U-shaped inner stator
Outer rectangular rotor core (8-2) radially aligned of unshakable in one's determination (10-1) and symmetrical side, and the first U-shaped external stator (5-1) unshakable in one's determination and
The axial width of the first U-shaped internal stator iron core (10-1) is equal;
Second U-shaped internal stator iron core (10-2) and outer rectangular rotor core (8-2) radially aligned of side, second is U-shaped outer fixed
Sub- iron core (5-2) and outer rectangular rotor core (8-2) radially aligned of symmetrical side, and the second U-shaped internal stator iron core (10-2)
It is equal with the axial width of the second U-shaped external stator iron core (5-2);
Three-phase external stator iron core (5) differs 120 degree of electrical angles, three-phase internal stator iron cores (10) in a circumferential direction successively in circumference
Differ 120 degree of electrical angles or three-phase rotor core (8) on direction successively 120 degree of electrical angles are mutually differed successively in circumferencial direction.
3. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor according to claim 1 or claim 2, it is characterised in that
One permanent magnet (7) and the second permanent magnet (11) are magnetized vertically, same centre position H type rotor cores (8-1) both sides
The magnetizing direction of the first permanent magnet (7) and the second permanent magnet (11) is conversely, the side of magnetizing of circumferentially-adjacent two piece of first permanent magnet (7)
To being alternately opposite, the magnetizing direction of circumferentially-adjacent two piece of second permanent magnet (11) is alternately opposite.
4. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor according to claim 1 or claim 2, it is characterised in that outward
Stator core (5) and internal stator iron core (10) are formed by silicon steel plate packing.
5. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor according to claim 1 or claim 2, it is characterised in that in
Between strip part in the middle of position H type rotor cores (8-1) made using non-magnet material.
6. rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor according to claim 1 or claim 2, it is characterised in that outward
Stator armature winding (6) and inner stator armature winding (9) adopt Circular Winding.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510274802.6A CN104836398B (en) | 2015-05-26 | 2015-05-26 | Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510274802.6A CN104836398B (en) | 2015-05-26 | 2015-05-26 | Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor |
Publications (2)
Publication Number | Publication Date |
---|---|
CN104836398A CN104836398A (en) | 2015-08-12 |
CN104836398B true CN104836398B (en) | 2017-03-29 |
Family
ID=53814086
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201510274802.6A Active CN104836398B (en) | 2015-05-26 | 2015-05-26 | Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN104836398B (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106655555B (en) * | 2016-10-13 | 2023-08-18 | 国网冀北电力有限公司技能培训中心 | Radial rotary converter for three-phase iron core type wireless energy transmission |
CN109687671B (en) * | 2019-03-04 | 2020-06-16 | 哈尔滨工业大学 | Axial parallel double-stator multiphase permanent magnet fault-tolerant motor |
CN112152409B (en) * | 2020-08-19 | 2023-04-18 | 沈阳工业大学 | Yoke-free segmented stator and rotor core axial flux permanent magnet motor |
CN113572335B (en) * | 2021-07-02 | 2022-10-28 | 哈尔滨工业大学 | Single-layer magnetic pole electromagnetic actuator with double windings |
CN114498996B (en) * | 2022-02-17 | 2023-08-18 | 沈阳工业大学 | Double m-phase winding separated type asymmetric axial flux permanent magnet motor |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1885687A (en) * | 2006-06-19 | 2006-12-27 | 清华大学 | Transverse magnetic field permanent-magnet synchronous motor with rotor magnetic pole three-sided wall type structure |
CN102361379A (en) * | 2011-11-01 | 2012-02-22 | 东南大学 | Large-capacity double-C-type stator double-disk type rotor transverse magnetic flux permanent magnet wind-driven generator |
CN102361380A (en) * | 2011-11-17 | 2012-02-22 | 哈尔滨工业大学 | Transverse-radial magnetic flux structure brushless combined type permanent magnet motor |
CN102487234A (en) * | 2010-12-03 | 2012-06-06 | 台达电子工业股份有限公司 | Rotary motor and rotor thereof |
CN103683768A (en) * | 2012-09-06 | 2014-03-26 | 德昌电机(深圳)有限公司 | Transverse-flux permanent magnet machine |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006027819A1 (en) * | 2006-06-16 | 2007-12-20 | Siemens Ag | Ring coil motor |
JP5477161B2 (en) * | 2010-05-20 | 2014-04-23 | 株式会社デンソー | Double stator type motor |
-
2015
- 2015-05-26 CN CN201510274802.6A patent/CN104836398B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1885687A (en) * | 2006-06-19 | 2006-12-27 | 清华大学 | Transverse magnetic field permanent-magnet synchronous motor with rotor magnetic pole three-sided wall type structure |
CN102487234A (en) * | 2010-12-03 | 2012-06-06 | 台达电子工业股份有限公司 | Rotary motor and rotor thereof |
CN102361379A (en) * | 2011-11-01 | 2012-02-22 | 东南大学 | Large-capacity double-C-type stator double-disk type rotor transverse magnetic flux permanent magnet wind-driven generator |
CN102361380A (en) * | 2011-11-17 | 2012-02-22 | 哈尔滨工业大学 | Transverse-radial magnetic flux structure brushless combined type permanent magnet motor |
CN103683768A (en) * | 2012-09-06 | 2014-03-26 | 德昌电机(深圳)有限公司 | Transverse-flux permanent magnet machine |
Also Published As
Publication number | Publication date |
---|---|
CN104836398A (en) | 2015-08-12 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN106374718B (en) | Concentrated magnetic replaces pole vernier magneto and its application | |
CN104836398B (en) | Rotor magneticfocusing bimorph transducer transverse magnetic field permanent-magnet synchronous motor | |
CN105245073B (en) | Stator permanent magnetic type double-salient-pole disc type electric machine | |
CN102035320B (en) | Direct drive type sinusoidal magnetic field composite permanent magnet motor | |
CN111884460B (en) | Axial magnetic flux hybrid excitation memory motor | |
CN101772876A (en) | Electric machine comprising a rotor with hybrid excitation | |
CN102412700B (en) | Low-speed high-thrust-density linear motor | |
CN102832771A (en) | Combined-type flux switching permanent magnet motor | |
CN104038002B (en) | A kind of permanent-magnet bias hybrid magnetic bearing switched reluctance machines | |
CN105553128B (en) | A kind of mixed excited magnetic pass switch motor | |
CN109194082B (en) | Amorphous alloy axial flux motor with wide field weakening speed expansion and low rotor loss | |
CN107579636A (en) | A kind of axial block form mixed rotor motor | |
CN105006933B (en) | External stator magnetic pole parallel type hybrid excitation composite motor | |
CN103296798B (en) | A kind of double speed wound stator surface-adhered type doubly salient permanent magnet motor | |
CN106787562A (en) | Alternately pole, mixed excitation directly drives vernier motor | |
CN106787607A (en) | The magnetic field modulation type magnetic gear of variable gear ratio | |
CN102035333A (en) | Permanent magnet switched reluctance motor employing distributed winding | |
CN203289210U (en) | A mixed excitation-type stator surface mounting-type double-salient-pole motor | |
CN202085046U (en) | Axial magnetic field permanent magnetic brushless motor for smooth torque output | |
CN203289296U (en) | A double-speed winding stator surface mounting-type double-salient pole permanent magnet motor | |
CN107919754A (en) | A kind of transverse flux permanent magnetic motor | |
CN102223035B (en) | Low-torque pulse axial magnetic field stator permanent magnet motor | |
CN202395636U (en) | Low-speed and high-thrust-density linear motor | |
CN106451855A (en) | Consequent-pole permanent magnet motor | |
CN201536282U (en) | Flux reversal motor with magnetic field regulating capabilities |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
EXSB | Decision made by sipo to initiate substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant |