Switched reluctance motor with radial and transverse magnetic field characteristics

A switched reluctance motor and transverse magnetic field technology, which is applied to electrical components, electromechanical devices, and static components of magnetic circuits, can solve the problems of single air gap magnetic field and limit the power density of motors, and achieve high power density and low speed Drag occasions, the effect of high utilization

CN102545498AInactive Publication Date: 2012-07-04HARBIN ENG UNIV
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Publication Date
2012-07-04
Estimated Expiration
Not applicable · inactive patent

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Abstract

The invention aims to provide a switched reluctance motor with radial and transverse magnetic field characteristics. The switched reluctance motor comprises a motor housing, a stator, a cable, a left side end cover body, a right side end cover body, a middle rotor, a left side rotor, a right side rotor and a shaft, wherein stator poles are arranged on a stator core and are uniformly distributed along the circumference of the stator core, four sides of the stator poles are provided with annular grooves, stator windings are arranged in the annular grooves, the motor housing is provided with line guiding holes, one end of the cable is connected with the stator windings and the other end is led to the outside of the motor by passing the line guiding holes, middle rotor poles are arranged on a middle rotor core and are uniformly distributed along the circumference, left and right side rotor cores are uniformly distributed on the rotor poles along the circumference, and the shaft passes through the middle rotor, the left and right side rotors and the left and right side end cover bodies and are connected with the middle rotor core and the left and right side rotor cores. According to the invention, the stator windings have the advantages of high utilization rate and high power density.
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Description

technical field

[0001] The invention relates to electrical machines in the field of electrical engineering. Background technique

[0002] Various existing switched reluctance motors can be divided into three types according to the distribution characteristics of the internal air gap magnetic field: radial magnetic field, axial magnetic field and transverse magnetic field. In these three different types of switched reluctance motors, the air-gap magnetic field has only a single characteristic, which limits the further improvement of the motor power density. Contents of the invention

[0003] The purpose of the present invention is to provide a switched reluctance motor with radial and transverse magnetic field characteristics, which has high stator winding utilization rate and high power density.

[0004] The purpose of the present invention is achieved like this:

[0005] A switched reluctance motor with radial and transverse magnetic field characteristics of the present...

Examples

Embodiment Construction

[0026] The present invention is described in more detail below in conjunction with accompanying drawing example:

[0027] combine Figure 1-12 , a switched reluctance motor with multi-directional magnetic field characteristics proposed by the present invention, structurally includes a stator, an intermediate rotor, a left rotor, a right rotor, and a shaft. The specific structure is as follows:

[0028] (1) Stator structure. The stator core 1 has a cylindrical structure; the stator core 1 is installed inside the casing 2; a plurality of stator poles 3 are evenly distributed along the circumferential direction of the stator core 1, and each stator pole 3 protrudes beyond the stator core 1 radial direction. The inner surface protrudes from the two end faces of the stator core 1 along the axial direction; the four sides of the stator pole 3 are provided with annular grooves 4; the stator windings 5 ​​are placed in the annular grooves 4, and the stator windings 5 ​​are composed o...