CN206595867U - A kind of three-phase double-iron core double acting position switch reluctance motor - Google Patents
A kind of three-phase double-iron core double acting position switch reluctance motor Download PDFInfo
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- CN206595867U CN206595867U CN201720178356.3U CN201720178356U CN206595867U CN 206595867 U CN206595867 U CN 206595867U CN 201720178356 U CN201720178356 U CN 201720178356U CN 206595867 U CN206595867 U CN 206595867U
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Abstract
The utility model discloses a kind of three-phase double-iron core double acting position switch reluctance motor, it includes 2 stator cores（20）With 2 rotor cores（30）, stator core（20）And rotor core（30）Salient pole ratio is 6n/4n, and n is natural number, a stator core（20）With a rotor core（30）It is aligned to a pair and along motor axially distributing installation, and one pair of which stator core in pairs（20）And rotor core（30）When salient pole aligns, another pair stator core（20）And rotor core（30）Salient pole formation error angle, 0 ° of ＜ dislocation Jiao≤15 °/n, each stator core（20）It is provided with 3 phase windings, 2 stator cores（20）3 phase windings connect in parallel or series respectively, then the motor is still 3 phase motors, and the motor communicates electric process any, salient pole has two active positions, compared to the switched reluctance machines of existing single-acting position, torque pulsation is improved, is mainly used in switched reluctance machines field.
Description
Technical field
The utility model is related to switched reluctance machines field, more particularly to a kind of three-phase double-iron core double acting position switch magnetic
Hinder motor.
Background technology
Switched reluctance machines have simplest structure compared to asynchronous machine and synchronous motor, but it has maximum torque
Pulsation, therefore the application of switched reluctance machines is narrower.It was found from the operation principle of switched reluctance machines, switched reluctance machines turn
The torque produced on son is formed by stacking by a series of pulse torques, due to double-salient-pole structure, the shadow of magnetic circuit saturation nonlinearity
Ring, synthesis torque is not a constant torque, and has larger harmonic component, so result in larger torque pulsation.Switch
Reluctance motor is driven by alternate wheel flow-thru electrode, in any phase galvanization, salient pole only one of which active position, i.e. salient pole
Torque capacity position or minimum torque position are acted in a certain instantaneous whole, therefore torque pulsation is corollary.Therefore,
A kind of switched reluctance machines with multiaction position can be designed, and then improve torque pulsation, are also the skill for being badly in need of solving
Art problem.
The content of the invention
In order to improve the deficiencies in the prior art, the purpose of this utility model is to provide a kind of three-phase double-iron core double acting position
Switched reluctance machines, the motor can communicate electric process any, and salient pole has two active positions, so as to improve switch magnetic
Hinder motor torque ripple.
The utility model is to solve a kind of technical scheme for using of its technical problem：A kind of three-phase double-iron core double acting
Position switch reluctance motor, includes motor casing, stator core, rotor core, motor shaft, the three-phase double-iron core double acting position
Switched reluctance machines include 2 stator cores and 2 rotor cores, and the stator core is provided with 6n salient pole, the rotor
Iron core is provided with 4n salient pole, and n is natural number, and a stator core and a rotor core are aligned to a pair and edge
Motor axially paired distributing installation, and when one pair of which stator core and rotor iron core salient pole alignment, another pair stator iron
Core and rotor iron core salient pole formation error angle, 0 ° of ＜ dislocation Jiao≤15 °/n, each stator core are provided with 3 phase windings,
3 phase windings of 2 stator cores are connected in parallel or are connected in series respectively 3 phase windings for constituting the motor.
Further, 2 stator core salient poles alignment is arranged on the motor casing, and 2 rotor cores are convex
Pole arranged in dislocation is on the motor shaft and forms error angle, 0 ＜ dislocation Jiao≤15 °/n.
Further, the motor casing inner circle sets fluted, and the stator core is cylindrical to be provided with double wedge, the groove
Coordinate with the double wedge and install and 2 stator core salient poles is alignd；The motor shaft is cylindrical to set fluted, described turn
Sub- iron core inner circle is provided with double wedge, and the double wedge and the salient pole angle are equal to two point of one error angle, the groove with it is described convex
Tooth, which coordinates, to be installed, and 2 rotor core axis directions are conversely installed on motor shaft.
Further, boss is provided with the middle of the motor casing to be used to separate in 2 stator cores, the motor shaft
Between be provided with boss be used for separate 2 rotor cores.
Principle of the present utility model is：A kind of three-phase double-iron core double acting position switch reluctance motor is fixed comprising 2
Sub- iron core and 2 rotor cores, the stator core are provided with 6n salient pole, and the rotor core is provided with 4n salient pole, and n is
Natural number, a stator core and a rotor core are aligned to a pair and axially distribution is pacified in pairs along motor
Dress, and when one pair of which stator core and rotor iron core salient pole alignment, another pair stator core and rotor iron core salient pole are formed
Error angle, 0 ° of ＜ dislocation Jiao≤15 °/n, each stator core is provided with 3 phase windings, 3 phases of 2 stator cores
Connection constitutes 3 phase windings of the motor to winding in parallel or series respectively, then the motor communicates electric process any, and salient pole has
Two active positions, the active position angle of front and rear difference is error angle, it is obvious that salient pole it is a certain it is instantaneous be not in whole
The situation of torque capacity position or minimum torque position is acted on, but the torque of two active positions is superimposed, therefore, it is possible to change
The torque pulsation of kind motor.
The beneficial effects of the utility model are：Existing switched reluctance machines are all single-acting positions, due to switch magnetic
The structure for hindering motor is very simple, and domestic and international researcher is generally believed without improved space in switched reluctance machines structure,
Seek the method solved the problems, such as from research control strategy one after another, however, the utility model opens a kind of three-phase double-iron core
Double acting position switch reluctance motor, in the case where keeping three-phase drive, discloses switched reluctance machines by single-acting first
Location improvement is the principle of double acting position, and realizing double acting position improves torque pulsation, will make switched reluctance machines
Development and application obtains prominent progress.
Brief description of the drawings
Fig. 1 is the iron core, motor casing, motor shaft installment state schematic diagram of a kind of embodiment of the present utility model.
Fig. 2 is a kind of iron core of embodiment of the present utility model, motor shaft installment state schematic diagram.
Fig. 3 is a kind of motor casing structural representation of embodiment of the present utility model.
Fig. 4 is a kind of motor shaft structure schematic diagram of embodiment of the present utility model.
Fig. 5 is a kind of rotor core structure schematic diagram of embodiment of the present utility model.
Fig. 6 is that a kind of 3 phase windings of 2 stator cores of embodiment of the present utility model are connected in parallel schematic diagram.
Fig. 7 is that a kind of 3 phase windings of 2 stator cores of embodiment of the present utility model are connected in series schematic diagram.
Mark and be meant that in figure：10. motor casing, 11. grooves, 12. boss, 20. stator cores, 21. salient poles, 22. is convex
Tooth, 30. rotor cores, 31. salient poles, 32. double wedges, 40. motor shafts, 41. grooves, 42. boss.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only to explain
The utility model, is not used to limit the utility model.
In the embodiment shown in Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7, a kind of three-phase double-iron core double acting
Position switch reluctance motor, comprising motor casing 10, stator core 20, rotor core 30, motor shaft 40, a kind of double iron of three-phase
Core double acting position switch reluctance motor includes 2 stator cores 20 and 2 rotor cores 30, and stator core 20 is provided with 6n
Salient pole 21, rotor core 30 is provided with 4n salient pole 31, and n is n=2 in natural number, embodiment, i.e., stator core 20 have 12 it is convex
Pole 21, rotor core 30 has 8 salient poles 31, and a stator core 20 and a rotor core 30 are aligned to a pair and along motor
Axially paired distributing installation, and when one pair of which stator core 20 and the alignment of the salient pole of rotor core 30, another pair stator core
20 and the salient pole of rotor core 30 formation error angle, 0 ° of ＜ misplace Jiao≤15 °/n=7.5 °, and each stator core 20 is provided with 3 phases
Winding, 3 phase windings of 2 stator cores 20 are connected in parallel or are connected in series respectively 3 phase windings for constituting the motor.
In embodiment shown in Fig. 1,2 salient pole 21 of stator core 20 alignment are arranged on motor casing 10,2 rotor cores
The arranged in dislocation of 30 salient pole 31 is on motor shaft 40 and forms error angle, 0 ＜ dislocation Jiao≤15 °/n=7.5 °, error angle in embodiment
Value is 5 °.
In the embodiment shown in Fig. 2, Fig. 3, Fig. 4, Fig. 5, the inner circle of motor casing 10 is set outside fluted 11, stator core 20
Circle is provided with double wedge 22, and groove 11 coordinates with double wedge 22 to be installed and 2 salient poles 21 of stator core 20 is alignd；Motor shaft 40 is cylindrical
Fluted 41 are set, the inner circle of rotor core 30 is provided with double wedge 32, and double wedge 32 is equal to two point of one error angle with the angle of salient pole 31, real
It is 2.5 ° to apply two point of one error angle in example, and groove 41 coordinates with double wedge 32 to be installed, and 2 axis direction phases of rotor core 30
It is counter to be installed on motor shaft, it just can form 5 ° of error angles.
In the embodiment shown in Fig. 3, Fig. 4, be provided with the middle of motor casing 10 boss 12 be used for separate 2 stator cores
20, be provided with the middle of motor shaft 40 boss 42 be used for separate 2 rotor cores 30.
The principle of the utility model embodiment is：A kind of three-phase double-iron core double acting position switch reluctance motor is included
2 stator cores 20 and 2 rotor cores 30, stator core 20 are provided with 12 salient poles, rotor core 30 be provided with 8 it is convex
Pole, a stator core 20 and a rotor core 30 are aligned to a pair and along the paired distributing installation in motor axial direction, and its
In a pair of stator cores 20 and the salient pole of rotor core 30 alignment when, another pair stator core 20 and the salient pole of rotor core 30 form mistake
Parallactic angle, error angle=5 °, each stator core 20 is provided with 3 phase windings, 3 phase windings of 2 stator cores 20 it is in parallel respectively or
It is connected in series 3 phase windings for constituting the motor, then the motor communicates electric process any, and salient pole there are two active positions,
The active position angle of front and rear difference is error angle, it is obvious that salient pole it is a certain it is instantaneous be not in all to act on maximum turn
Square position or the situation of minimum torque position, but the torque superposition of two active positions, therefore, it is possible to improve the torque of motor
Pulsation.
The beneficial effect of the utility model embodiment is：Existing switched reluctance machines are all single-acting positions, due to
The structure of switched reluctance machines is very simple, and domestic and international researcher is generally believed in switched reluctance machines structure without improved
Space, seeks the method solved the problems, such as, however, the utility model embodiment discloses one kind from research control strategy one after another
Three-phase double-iron core double acting position switch reluctance motor, in the case where keeping three-phase drive, discloses switching magnetic-resistance electricity first
Machine is by the principle that single-acting location improvement is double acting position, and realizing double acting position improves torque pulsation, will make switch
The development and application of reluctance motor obtains prominent progress.
Described above is only the description of the utility model preferred embodiment, it should be pointed out that limited due to literal expression
Property, and objectively there is unlimited concrete structure, it is new not departing from this practicality for those skilled in the art
On the premise of type principle, some improvement can also be made, these improvement also should be regarded as protection domain of the present utility model.
Claims (4)
1. a kind of three-phase double-iron core double acting position switch reluctance motor, includes motor casing, stator core, rotor core, motor
Axle, it is characterised in that：The three-phase double-iron core double acting position switch reluctance motor includes 2 stator cores and 2 rotor iron
Core, the stator core is provided with 6n salient pole, and the rotor core is provided with 4n salient pole, and n is natural number, and one described fixed
Sub- iron core and a rotor core are aligned to a pair and along motor axially distributing installation, and one pair of which stator in pairs
When iron core and rotor iron core salient pole alignment, another pair stator core and rotor iron core salient pole formation error angle, 0 ° of ＜ dislocation Jiao≤
15 °/n, each stator core is provided with 3 phase windings, 3 phase windings of 2 stator cores be connected in parallel respectively or
It is connected in series 3 phase windings for constituting the motor.
2. a kind of three-phase double-iron core double acting position switch reluctance motor according to claim 1, it is characterised in that：It is described
2 stator core salient pole alignment are arranged on the motor casing, and 2 rotor iron core salient pole arranged in dislocation are in the motor shaft
Go up and form error angle, 0 ＜ dislocation Jiao≤15 °/n.
3. a kind of three-phase double-iron core double acting position switch reluctance motor according to claim 1, it is characterised in that：It is described
Motor casing inner circle sets fluted, and the stator core is cylindrical to be provided with double wedge, and the groove coordinates with the double wedge to be installed simultaneously
2 stator core salient poles are made to align；The motor shaft is cylindrical to set fluted, and the rotor core inner circle is provided with convex
Tooth, the double wedge is equal to two point of one error angle with the salient pole angle, and the groove coordinates with the double wedge to be installed, and described
2 rotor core axis directions are conversely installed on motor shaft.
4. a kind of three-phase double-iron core double acting position switch reluctance motor according to claim 1, it is characterised in that：It is described
Boss is provided with the middle of motor casing boss is provided with the middle of 2 stator cores, the motor shaft for separating for separating
2 rotor cores.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720178356.3U CN206595867U (en) | 2017-02-25 | 2017-02-25 | A kind of three-phase double-iron core double acting position switch reluctance motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720178356.3U CN206595867U (en) | 2017-02-25 | 2017-02-25 | A kind of three-phase double-iron core double acting position switch reluctance motor |
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| CN206595867U true CN206595867U (en) | 2017-10-27 |
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|---|---|---|---|
| CN201720178356.3U Expired - Fee Related CN206595867U (en) | 2017-02-25 | 2017-02-25 | A kind of three-phase double-iron core double acting position switch reluctance motor |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787537A (en) * | 2017-02-25 | 2017-05-31 | 顾志强 | A kind of three-phase double-iron core double acting position switch reluctance motor |
| CN109088527A (en) * | 2018-09-11 | 2018-12-25 | 南京信息工程大学 | A kind of variable reluctance brushless motor system |
| CN111106681A (en) * | 2019-11-29 | 2020-05-05 | 南京航空航天大学 | Four-phase sine wave electro-magnetic doubly salient motor |
-
2017
- 2017-02-25 CN CN201720178356.3U patent/CN206595867U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106787537A (en) * | 2017-02-25 | 2017-05-31 | 顾志强 | A kind of three-phase double-iron core double acting position switch reluctance motor |
| CN109088527A (en) * | 2018-09-11 | 2018-12-25 | 南京信息工程大学 | A kind of variable reluctance brushless motor system |
| CN109088527B (en) * | 2018-09-11 | 2023-09-01 | 南京信息工程大学 | Variable reluctance brushless motor system |
| CN111106681A (en) * | 2019-11-29 | 2020-05-05 | 南京航空航天大学 | Four-phase sine wave electro-magnetic doubly salient motor |
| CN111106681B (en) * | 2019-11-29 | 2021-12-21 | 南京航空航天大学 | Four-phase sine wave electro-magnetic doubly salient motor |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171027 |
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| CF01 | Termination of patent right due to non-payment of annual fee |