CN117997063A - Sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation - Google Patents
Sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation Download PDFInfo
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Abstract
The motor comprises a stator, a magnetic regulation ring rotor and a permanent magnet rotor, wherein the stator comprises a stator core, a radial modulation winding, an axial modulation winding, a plurality of stator permanent magnets which are excited axially and a first magnetic conduction block; the stator is arranged outside the magnetic regulation ring rotor and the permanent magnet rotor, and the magnetic regulation ring rotor is arranged between the stator and the permanent magnet rotor; the motor has two movements, the magnetic regulation loop rotor is used as a linear movement unit, and the permanent magnet rotor is used as a rotary movement unit; the lower end part of the linear motion unit is connected with the pontoon, and wave energy is utilized to generate electricity; the upper end of the rotary motion unit is connected with a vertical wind turbine, and wind energy is utilized to generate electricity. The invention can solve the problem of difficult decoupling of electromagnetism and motion caused by the motion mode of the complex spiral motion of the traditional linear rotating motor with two degrees of freedom, and improves the conversion efficiency, torque density and dynamic response of the motor.
Description
Technical Field
The invention relates to the technical field of permanent magnet motors, in particular to a sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation.
Background
Wave energy is one of the most attractive renewable energy sources, meanwhile, the wave energy is greatly influenced by the factors of offshore wind energy, and if the wave energy and the wind energy can be fully utilized for generating electricity, the wave energy and the wind energy can bring wide benefits to the world. The linear rotating motor is an electromagnetic device capable of realizing both linear and rotation. The wave energy and the wind energy can be effectively and reasonably utilized through the linear rotation generator, and the wave energy and the wind energy are combined to generate power.
The current development of power generation devices is essentially directed to a single energy source. Therefore, research and development personnel provide a wind energy and wave energy generating set, and the Chinese patent of CN104819100A discloses a linear rotation two-degree-of-freedom generator, and wind energy and wave energy are utilized simultaneously through up-and-down reciprocating motion of a pontoon and a motor and rotary motion of a rotating shaft of a vertical wind turbine and an electric rotor, so that energy collection efficiency is improved.
However, the two-degree-of-freedom generator of linear rotation disclosed in this patent also has the following disadvantages: in the motor structure proposed in the patent, the linear motion and the rotary motion are the same motion unit, and when the two motions are combined to generate spiral motion, the motion mode is complex, and decoupling, end effect and dynamic response of the linear motion and the rotary motion become bottlenecks and difficulties of a control system of the power generation device; meanwhile, the conventional permanent magnet motor has low efficiency, low torque density and poor dynamic response, and cannot be quickly adapted to load change and system demand change.
Disclosure of Invention
The invention aims to provide a sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation, which solves the problem of difficult decoupling of electromagnetism and motion caused by the motion mode of complex spiral motion of the traditional linear rotating motor with two degrees of freedom, and improves the conversion efficiency, torque density and dynamic response of the motor.
The motor comprises a stator, a magnetic regulation ring rotor and a permanent magnet rotor, wherein the stator comprises a stator core, a radial modulation winding, an axial modulation winding, a plurality of axially excited stator permanent magnets and a first magnetic conduction block;
The stator core surface is provided with a plurality of open slots which are uniformly distributed in the axial direction and the radial direction, the radial modulation winding and the axial modulation winding are placed in the open slots, the pole pair numbers of the radial modulation winding and the axial modulation winding are unequal, and the radial modulation winding and the axial modulation winding are used as two electric ports of the motor;
The stator is arranged outside the magnetic regulation ring rotor and the permanent magnet rotor, and the magnetic regulation ring rotor is arranged between the stator and the permanent magnet rotor;
the motor has two movements, the magnetic regulation ring rotor is used as a linear movement unit, and the permanent magnet rotor is used as a rotary movement unit; the lower end part of the linear motion unit is connected with the pontoon, and wave energy is utilized to generate electricity; the upper end of the rotary motion unit is connected with a vertical wind turbine, and wind energy is utilized to generate electricity;
The magnetic regulation ring rotor has double modulation performance, not only can modulate a radial magnetic field, but also can modulate an axial magnetic field, and the pole pair number P A1 of the radial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 1 of the magnetic conduction iron core and the pole pair number P m1 of the permanent magnet rotor on the radial section of the magnetic regulation ring rotor, so that the radial modulation winding, the magnetic regulation ring rotor and the permanent magnet rotor form a magnetic field modulation rotating motor structure; the pole pair number P A2 of the axial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 2 of the magnetic conductive iron core on the axial section of the magnetic modulation loop mover and the pole pair number P m2 of the stator permanent magnet on the stator iron core, so that the axial modulation winding, the magnetic modulation loop mover and the stator permanent magnet on the stator iron core form a magnetic field modulation linear motor structure.
The combined wind and wave power generation sum and difference composite double-modulation mixed magnetic flux double-electromechanical port motor is characterized in that the magnetic regulation loop rotor is used for acting as the sum modulation of a linear motor structure and a rotary motor structure, or acting as the difference modulation of the linear motor structure and the rotary motor structure, or acting as the sum modulation of the linear motor structure and the rotary motor structure, or acting as the difference modulation of the sum modulation of the linear motor structure and the rotary motor.
The motor is provided with two magnetic flux paths, namely a radial magnetic flux path of a magnetic field modulation rotary motor and an axial magnetic flux path of a magnetic field modulation linear motor, magnetic fields generated by a radial modulation winding and an axial modulation winding can be decoupled through space to form a hybrid magnetic flux motor structure, and decoupling of torque and rotating speed of a magnetic modulation ring rotor and a permanent magnet rotor is realized through independent control of two electric ports on a stator.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is characterized in that the magnetic regulation ring rotor and the permanent magnet rotor are of cylindrical structures, the permanent magnet rotor is of a surface-mounted structure, the permanent magnet rotor comprises a tangentially excited permanent magnet, a second magnetic conduction block and an inner yoke, the tangentially excited permanent magnet and the second magnetic conduction block are alternately arranged, and the magnetic regulation ring rotor comprises a plurality of annular magnetic conduction iron cores which are uniformly distributed along the radial direction and the axial direction and a non-magnetic conduction structure arranged in the middle of the magnetic conduction iron cores, wherein the plurality of annular magnetic conduction iron cores are formed by silicon steel sheets.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is characterized in that an excitation module on a stator consists of an axially excited stator permanent magnet and a first magnetic conduction block, and the magnetizing direction of the axially excited stator permanent magnet faces inwards.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is characterized in that the stator, the magnetic regulation ring rotor and the permanent magnet rotor are designed to be coaxial sleeves.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is characterized in that the radial modulation winding is a three-phase winding or an n-phase winding, and the axial modulation winding is a three-phase winding or an n-phase winding, wherein n is more than 3.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is mainly applied to the field of wind-wave combined power generation, under the action of wind power, a vertical wind turbine rotates a permanent magnet rotor, the permanent magnet rotor performs rotary motion to cut a magnetic induction line, and a radial modulation winding on a stator generates induced electromotive force; under the action of waves, the magnetic regulation ring mover moves up and down to cut the magnetic induction wire, and an axial modulation winding on the stator generates induced electromotive force. By recovering and utilizing wind energy and wave energy at the same time, the construction cost of the power generation device is reduced and the energy conversion efficiency is increased. Compared with the prior art, the invention provides a sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation, which has the following advantages:
(1) The motor can realize decoupling of the torque and the rotating speed of the permanent magnet rotor and the rotor of the magnetic regulating ring by only one stator slot on the premise of ensuring that two pole pair armature magnetic fields can be generated, so that the motor structure is greatly simplified, and the volume of a power generation device is reduced;
(2) The linear motion and the rotary motion are combined into a whole, so that a power generation system is simplified, and the structure is more compact;
(3) The linear motion unit and the rotary unit are mutually independent, the motion mode is simple, the end effect is small, the dynamic response is fast, and the electromagnetic design and optimization can be respectively carried out;
(4) The motor is a modulation motor, has higher torque density and motor conversion efficiency, and can be quickly adapted to load change and system demand change.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a three-dimensional cross-sectional view of a hybrid differential double-modulation mixed flux double-electromechanical port motor for wind and wave combined power generation in accordance with an embodiment of the present invention;
FIG. 2 is a three-dimensional cross-sectional view of a stator;
FIG. 3 is an enlarged partial axial cross-section of a stator;
FIG. 4 is a schematic diagram of a permanent magnet mover structure;
FIG. 5 is a three-dimensional structure diagram of a magnetic regulating ring mover;
FIG. 6 is a schematic diagram of a magnetic field modulation rotary motor of a hybrid-differential composite dual modulation mixed flux dual electromechanical port motor for wind-wave combined power generation according to an embodiment of the present invention;
FIG. 7 is a schematic diagram of a magnetic field modulation linear motor of a hybrid-differential composite dual-modulation hybrid flux dual-electromechanical port motor for wind-wave combined power generation according to an embodiment of the present invention;
FIG. 8 is a schematic diagram of a connection of windings A of a magnetic field modulated rotary electric machine structure;
FIG. 9 is a schematic diagram of a winding X phase connection of a magnetic field modulated linear motor structure;
FIG. 10 is a schematic diagram of main magnetic flux of a hybrid differential double-modulation hybrid flux double-electromechanical port motor for wind-wave combined power generation according to an embodiment of the present invention;
Fig. 11 is a schematic structural view of the power generation device.
Detailed Description
In order that the objects, features and advantages of the invention will be readily understood, a more particular description of the invention will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Several embodiments of the invention are presented in the figures. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "mounted" on another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," "upper," "lower," and the like are used herein for descriptive purposes only and not to indicate or imply that the apparatus or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the invention.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1 to 3, the invention provides a sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation, which comprises a stator 1, a magnetic modulation ring rotor 2 and a permanent magnet rotor 3, wherein the stator, the magnetic modulation ring rotor 2 and the permanent magnet rotor 3 are coaxially nested in sequence from outside to inside. Specifically, the stator 1 is disposed outside the magnetic modulation ring rotor 2 and the permanent magnet rotor 3, and the magnetic modulation ring rotor 2 is disposed between the stator 1 and the permanent magnet rotor 3.
The stator 1 comprises a stator core 6, a radial modulation winding 4, an axial modulation winding 5, a plurality of axially excited stator permanent magnets 8 and a first magnetic conduction block 7.
The surface of the stator core 6 is provided with a plurality of open slots which are uniformly distributed in the axial direction and the radial direction, and radial modulation windings 4 and axial modulation windings 5 are placed in the open slots. The pole pair numbers of the radial modulation winding 4 and the axial modulation winding 5 are not equal, and the radial modulation winding is used as two electric ports of the motor.
Wherein the radial modulation winding 4 is a three-phase winding or an n-phase winding, and the axial modulation winding 5 is a three-phase winding or an n-phase winding, wherein n >3
Specifically, the stator core 6 has an axial tooth slot structure and a radial tooth slot structure, the radial modulation winding 4 is arranged in the radial tooth slot of the stator core 6, and the axial modulation winding 5 is arranged in the axial tooth slot of the stator core 6.
The magnetic regulation ring rotor 2 and the permanent magnet rotor 3 are used for two mechanical ports of the motor and are used for capturing wave energy and kinetic energy respectively.
The motor has two movements, the magnetic regulation loop rotor 2 is used as a linear movement unit, and the permanent magnet rotor 3 is used as a rotary movement unit; the lower end part of the linear motion unit is connected with the pontoon 15, and wave energy is utilized to generate electricity; the upper end of the rotary motion unit is connected with a vertical wind turbine 13, and wind energy is utilized to generate electricity.
As shown in fig. 3, two axially excited stator permanent magnets 8 on the stator 1 and the first magnetic conductive block 7 form an excitation module of the stator, the magnetizing direction of the axially excited stator permanent magnets faces inwards towards the first magnetic conductive block 7, and the stator permanent magnets 8 are distributed in spoke type in a stator slot, so that the torque output capability of the motor can be further improved.
As shown in fig. 4, the permanent magnet rotor 3 has a cylindrical surface-mounted structure, and includes a tangentially excited permanent magnet 9, a second magnetic conductive block 10, and an inner yoke 11, where the tangentially excited permanent magnet 9 and the second magnetic conductive block 10 are alternately arranged.
As shown in fig. 5, the magnetic modulation ring mover 2 has a cylindrical structure, and the magnetic modulation ring mover 2 includes 13 annular magnetic conductive cores 12 formed by silicon steel sheets and uniformly distributed in the radial direction and the axial direction, and a non-magnetic conductive structure 13 disposed in the middle of the magnetic conductive cores.
The sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation provided by the invention has a double-layer air gap and small magnetic circuit magnetic resistance.
Preferably, both sets of windings (radial modulation winding 4 and axial modulation winding 5) may be single layer windings or double layer windings.
The magnetic modulation ring rotor 2 has double modulation performance, not only can modulate a radial magnetic field, but also can modulate an axial magnetic field, and the pole pair number P A1 of the radial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 1 of the magnetic conduction iron core and the pole pair number P m1 of the permanent magnet rotor on the radial section of the magnetic modulation ring rotor, so that the radial modulation winding 4, the magnetic modulation ring rotor 2 and the permanent magnet rotor 3 form a magnetic field modulation rotating motor structure; the pole pair number P A2 of the axial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 2 of the magnetic conduction iron core on the axial section of the magnetic modulation loop mover and the pole pair number P m2 of the stator permanent magnet on the stator iron core 6, so that the axial modulation winding 4, the magnetic modulation loop mover 2 and the stator permanent magnet on the stator iron core 6 form a magnetic field modulation linear motor structure.
Namely, satisfies the following conditional expression:
PA1＝|Z1±Pm1|；
PA2＝|Z2±Pm2|；
The radial field modulated motor unit of fig. 6, wherein the number of radial slots on the stator is q=24, and the number of radial modulated winding pole pairs P A1 =2; the pole number of the radial magnetic conductive iron core is Z 1 =13; the permanent magnet pole pair number P m1 =11 of the permanent magnet rotor.
As shown in fig. 5, a magnetic field modulation linear motor unit is formed by a magnetic modulation ring rotor 2, a tangential excitation permanent magnet rotor 3 and a radial modulation winding 4 in the motor. The stator permanent magnet 8 acts with the magnetic conduction iron core 12 of the magnetic regulation loop rotor to generate two pairs of pole main magnetic fields, and interacts with two pairs of pole main magnetic fields generated by the radial modulation winding to realize energy conversion of the motor.
The axial magnetic field modulation motor unit as described in fig. 6, wherein the number of axial slots on the stator is q=12, and the pole pair number P A2 =1 of the axial modulation winding; the pole number of the axial magnetic conductive iron core is Z 2 =13; permanent magnet pole pair number P m2 = 12 on the stator.
As shown in fig. 6, the permanent magnet 9 of the axial excitation of the stator, the magnetically modulated ring mover 2 and the axial modulation winding 5 in the motor constitute a magnetic field modulated rotary motor unit. The permanent magnet 9 excited axially interacts with the magnetic iron core 12 of the magnetic regulating ring mover to generate a pair of pole main magnetic fields, and interacts with a pair of pole magnetic fields generated by the axial modulation winding 5 to realize energy conversion of the motor.
Alternatively, the magnetic-regulation loop mover 2 is not limited to serve as a sum modulation of the linear motor structure and the rotary motor structure, but may serve as a difference modulation of the linear motor structure and the rotary motor structure, a sum modulation of the linear motor structure and the rotary motor structure, and a sum modulation of the linear motor structure and a difference modulation of the rotary motor.
The connection mode of the phase a of the three-phase winding of the radial magnetic field modulation winding 4 is shown in fig. 8, wherein A1-1, A1-2, A1-7, A1-8, A1-13, A1-14, A1-19, A1-20 represent the positions of the 1 st, 2 nd, 7 th, 8 th, 13 th, 14 th, 19 th, 20 th outer slots of the radial slots of the stator core of the motor; a2-1, A2-2, A2-7, A2-8, A2-13, A2-14, A2-19, A2-20 represent the positions of the 1 st, 2 nd, 7 th, 8 th, 13 th, 14 th, 19 th, 20 th inner slots of the radial slots of the stator core of the motor.
The connection mode of the X phase windings in the three-phase windings of the axial magnetic field modulation winding 5 is shown in fig. 9, wherein X1-1, X1-2, X1-7, X1-8 represent the positions of the 1 st, 2 nd, 7 th and 8 th outer slots of the axial slots of the stator core of the motor; x2-1, X2-2, X2-7, X2-8 represent the positions of the 1 st, 2 nd, 7 th, 8 th inner slots of the axial slots of the stator core of the motor.
As shown in fig. 10, the motor has two types of magnetic flux paths, namely, a radial magnetic flux path of the magnetic field modulation rotary motor and an axial magnetic flux path of the magnetic field modulation linear motor, to constitute a hybrid magnetic flux motor structure. The magnetic fields respectively generated by the radial modulation winding and the axial modulation winding on the stator can be decoupled through space, and the decoupling of the torque and the rotating speed of the rotor of the magnetic modulation ring and the permanent magnet rotor is realized through the independent control of two electric ports on the stator.
As shown in fig. 11, the combined wind and wave power generation and difference composite double-modulation mixed magnetic flux double-electromechanical port motor is applied to a power generation device, the whole power generation device is fixed on a fixed pile 17, a vertical wind turbine 14 captures wind energy, a rotating shaft 15 drives a motor permanent magnet rotor 2 to rotate, a radial magnetizing permanent magnet 9 establishes a rotating pole-changing magnetic field in an inner air gap under the action of a magnetic conductive iron core 12 on a magnetic regulating ring rotor 3, and a stator radial modulation winding 4 generates induced electromotive force; the pontoon 16 captures wave energy and drives the magnetic regulating ring mover 3 of the motor to move up and down to cut magnetic induction lines, the axially magnetized permanent magnet 9 on the stator establishes a travelling wave magnetic field at an external air gap through the modulation effect of the magnetic conducting iron core 12 of the magnetic regulating ring mover, and the stator axially modulates the winding to generate induced electromotive force. By recovering and utilizing wind energy and wave energy at the same time, the construction cost of the power generation device is reduced and the energy conversion efficiency is increased.
In summary, the sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation is mainly applied to the field of wind-wave combined power generation, under the action of wind power, a vertical wind turbine rotates a permanent magnet rotor, the permanent magnet rotor performs rotary motion to cut a magnetic induction line, and a radial modulation winding on a stator generates induced electromotive force; under the action of waves, the magnetic regulation ring mover moves up and down to cut the magnetic induction wire, and an axial modulation winding on the stator generates induced electromotive force. By recovering and utilizing wind energy and wave energy at the same time, the construction cost of the power generation device is reduced and the energy conversion efficiency is increased. Compared with the prior art, the invention provides a sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation, which has the following advantages:
(1) The motor can realize decoupling of the torque and the rotating speed of the permanent magnet rotor and the rotor of the magnetic regulating ring by only one stator slot on the premise of ensuring that two pole pair armature magnetic fields can be generated, so that the motor structure is greatly simplified, and the volume of a power generation device is reduced;
(2) The linear motion and the rotary motion are combined into a whole, so that a power generation system is simplified, and the structure is more compact;
(3) The linear motion unit and the rotary unit are mutually independent, the motion mode is simple, the end effect is small, the dynamic response is fast, and the electromagnetic design and optimization can be respectively carried out;
(4) The motor is a modulation motor, has higher torque density and motor conversion efficiency, and can be quickly adapted to load change and system demand change.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing examples illustrate only a few embodiments of the invention and are described in detail herein without thereby limiting the scope of the invention. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the invention, which are all within the scope of the invention. Accordingly, the scope of protection of the present invention is to be determined by the appended claims.
Claims (7)
1. The motor is characterized by comprising a stator, a magnetic modulation ring rotor and a permanent magnet rotor, wherein the stator comprises a stator core, a radial modulation winding, an axial modulation winding, a plurality of axially excited stator permanent magnets and a first magnetic conduction block;
The stator core surface is provided with a plurality of open slots which are uniformly distributed in the axial direction and the radial direction, the radial modulation winding and the axial modulation winding are placed in the open slots, the pole pair numbers of the radial modulation winding and the axial modulation winding are unequal, and the radial modulation winding and the axial modulation winding are used as two electric ports of the motor;
The stator is arranged outside the magnetic regulation ring rotor and the permanent magnet rotor, and the magnetic regulation ring rotor is arranged between the stator and the permanent magnet rotor;
the motor has two movements, the magnetic regulation ring rotor is used as a linear movement unit, and the permanent magnet rotor is used as a rotary movement unit; the lower end part of the linear motion unit is connected with the pontoon, and wave energy is utilized to generate electricity; the upper end of the rotary motion unit is connected with a vertical wind turbine, and wind energy is utilized to generate electricity;
The magnetic regulation ring rotor has double modulation performance, not only can modulate a radial magnetic field, but also can modulate an axial magnetic field, and the pole pair number P A1 of the radial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 1 of the magnetic conduction iron core and the pole pair number P m1 of the permanent magnet rotor on the radial section of the magnetic regulation ring rotor, so that the radial modulation winding, the magnetic regulation ring rotor and the permanent magnet rotor form a magnetic field modulation rotating motor structure; the pole pair number P A2 of the axial modulation winding is equal to the absolute value of the sum or difference of the pole number Z 2 of the magnetic conductive iron core on the axial section of the magnetic modulation loop mover and the pole pair number P m2 of the stator permanent magnet on the stator iron core, so that the axial modulation winding, the magnetic modulation loop mover and the stator permanent magnet on the stator iron core form a magnetic field modulation linear motor structure.
2. The hybrid and differential hybrid dual modulation mixed flux dual electromechanical port motor for wind and wave cogeneration of claim 1, wherein the magnetically modulated ring mover is configured to act as a sum modulation of a linear motor structure and a rotating motor structure, or as a difference modulation of a linear motor structure and a rotating motor structure, or as a sum modulation of a linear motor structure and a rotating motor structure, or as a difference modulation of a linear motor structure and a rotating motor structure.
3. The motor with the double electromechanical ports of the sum and difference composite double modulation mixed magnetic flux for wind and wave combined power generation according to claim 1, wherein the motor is provided with two magnetic flux paths, namely a radial magnetic flux path of a magnetic field modulation rotary motor and an axial magnetic flux path of a magnetic field modulation linear motor, and magnetic fields respectively generated by a radial modulation winding and an axial modulation winding can be decoupled through space to form a mixed magnetic flux motor structure, and decoupling of torque and rotating speed of a magnetic modulation ring rotor and a permanent magnet rotor is realized through independent control of two electric ports on a stator.
4. The motor with the double electromechanical ports of the sum and difference compound double modulation mixed magnetic flux for wind and wave combined power generation according to claim 1, wherein the magnetic regulating ring rotor and the permanent magnet rotor are of cylindrical structures, the permanent magnet rotor is of a surface-mounted structure, the permanent magnet rotor comprises a tangentially excited permanent magnet, a second magnetic conducting block and an inner iron yoke, the tangentially excited permanent magnet and the second magnetic conducting block are alternately arranged, and the magnetic regulating ring rotor comprises a plurality of annular magnetic conducting iron cores which are uniformly distributed along the radial direction and the axial direction and are formed by silicon steel sheets, and a non-magnetic conducting structure arranged in the middle of the magnetic conducting iron cores.
5. The hybrid and differential composite dual-modulation mixed-flux dual-electromechanical port motor for wind-wave combined power generation according to claim 1, wherein the excitation module on the stator is composed of an axially excited stator permanent magnet and a first magnetic conduction block, and the magnetizing direction of the axially excited stator permanent magnet is inwards toward the first magnetic conduction block.
6. The hybrid-differential composite dual-modulation mixed-flux dual-electromechanical port motor for wind-wave combined power generation according to claim 1, wherein the stator, the magnetically regulated ring mover and the permanent magnet rotor are of a coaxial sleeve design.
7. The sum and difference compound double modulation mixed flux double electromechanical port motor for wind and wave combined power generation according to claim 1, wherein the radial modulation winding is a three-phase winding or an n-phase winding, and the axial modulation winding is a three-phase winding or an n-phase winding, wherein n >3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202410103038.5A CN117997063A (en) | 2024-01-25 | 2024-01-25 | Sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation |
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| CN202410103038.5A CN117997063A (en) | 2024-01-25 | 2024-01-25 | Sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation |
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| CN202410103038.5A Pending CN117997063A (en) | 2024-01-25 | 2024-01-25 | Sum-difference composite double-modulation mixed magnetic flux double-electromechanical port motor for wind-wave combined power generation |
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