阅读说明：本技术 一种通电算法程序控制的电动转体 (Electric rotating body controlled by electrifying algorithm program ) 是由 叶亚欧 于 2020-06-29 设计创作，主要内容包括：本发明提供了一种通电算法程序控制的电动转体,包括电磁装置、逻辑电源、磁转体和逻辑控制器；磁转体沿基体的外缘相间平均排布有n个永磁体；电磁装置包括磁芯和线圈；磁芯设置间隙m相邻磁转体安装；线圈分别连接逻辑电源以及逻辑控制器；逻辑控制器连接逻辑电源；逻辑电源内贮有通电算法程序,对应磁转体一个旋转周期设置n个脉冲电流周期；逻辑控制器通过获得基准时刻信号,控制逻辑电源在基准时刻之前或/和之后的T/2n时域内提供直流电,每次通电时间小于T/4n,其余时间断电,使磁转体获得前转增量并运行在旋转周期时间T对应的转速。(The invention provides an electric rotator controlled by a power-on algorithm program, which comprises an electromagnetic device, a logic power supply, a magnetic rotator and a logic controller, wherein the logic power supply is connected with the electromagnetic device; n permanent magnets are evenly distributed on the magnetic rotating body at intervals along the outer edge of the matrix; the electromagnetic device comprises a magnetic core and a coil; the magnetic core is provided with a gap m and is arranged adjacent to the magnetic rotating body; the coil is respectively connected with the logic power supply and the logic controller; the logic controller is connected with the logic power supply; the logic power supply is internally stored with a power-on algorithm program, and n pulse current cycles are set corresponding to one rotation cycle of the magnetic rotor; the logic controller controls the logic power supply to provide direct current in a T/2n time domain before or/and after the reference time by obtaining the reference time signal, the power-on time is less than T/4n each time, and the power is cut off in the rest time, so that the magnetic rotor obtains the forward rotation increment and operates at the rotating speed corresponding to the rotating period time T.)

1. An electric rotating body controlled by a power-on algorithm program is characterized by comprising an electromagnetic device (1), a logic power supply (2), a magnetic rotating body (3) and a logic controller (4); the magnetic rotating body (3) is provided with n permanent magnets (3c) at intervals along the outer edge (3b) of the matrix; the electromagnetic device (1) comprises a magnetic core and at least one group of coils arranged around the magnetic core; the magnetic core setting gap m is arranged adjacent to the outer edge (3b) of the magnetic rotating body (3); the coil is respectively connected with the power output end of the logic power supply (2) and the signal input end of the logic controller (4); the power supply input end and the logic signal output end of the logic controller (4) are connected with the logic power supply (2);

an electrifying algorithm program is stored in the logic power supply (2), and n pulse current cycles are set corresponding to one rotation cycle of the magnetic rotator (3); the logic controller (4) obtains a reference time signal through a forward turning reference normal (8) of any permanent magnet (3c), controls the logic power supply (2) to provide direct current for the electromagnetic device (1) in a T/2n time domain before or/and after the reference time, and cuts off the power at the rest time when the energization time is less than T/4n each time, so that the magnetic turning body (3) obtains a forward turning increment through a periodic pulse electromagnetic pole and operates at a rotating speed corresponding to T; wherein T is the rotation period time of the magnetic rotator (3); the reference normal (8) is determined by the position connecting line of the rotating shaft (3a) of the magnetic rotating body (3) and the magnetic core.

2. Electric swivel according to claim 1, characterized in that the pole lines (3d) of the permanent magnets (3c) are arranged in the direction of the outer edge tangent (6) of the magnetic swivel (3), or in the direction of the normal (5), or in the direction of the axis of rotation (3a) of the magnetic swivel (3); the magnetic pole arrangement directions of the n permanent magnets (3c) are the same.

3. The electric swivel according to claim 1, characterized in that the coils of the electromagnetic device (1) are provided in more than two groups; more than one group of the coils are electromagnetic force coils and are connected with the direct current power supply output end of the logic power supply (2); more than one group of magnetoelectric induction coils are connected with the signal input end of the logic controller (4).

4. The electric swivel according to claim 1 or 3, characterized in that the logic power source (2) comprises a switching circuit, a control module and a power source; the power supply is respectively connected with the switch circuit, the control module and the logic controller (4); the power supply output end of the switch circuit is connected with the electromagnetic force coil of the electromagnetic device (1); the power-on algorithm program is stored in the control module; the logic control end of the control module is connected with the switch circuit, and the logic signal input end of the control module is connected with the logic controller (4).

5. The electrical swivel according to claim 1, characterized in that the logic controller (4) comprises control means for adjusting the frequency of the pulsed direct current of the logic power supply (2); the control device is independently designed and comprises an external device.

6. The electric swivel according to claim 4 or 5, characterized in that part of the functions of the control means are designed integrally with the power-on control program stored in the control module in the logic power source (2).

7. The electric swivel according to any one of claims 1 to 6, wherein the energizing algorithm program stored in the logic power supply (2) is used for sequentially recording the interval time between the current reference time and the previous reference time provided by the logic controller (4), determining the cycle time/frequency of the current pulse direct current, and providing the cycle pulse direct current for the electromagnetic device (1) in combination with the real-time control signal of the logic controller (4); the periodic pulse direct current comprises starting/stopping power-on time, a power-on time domain and periodic time/frequency of the pulse direct current, and the real-time rotating speed of the magnetic rotating body (3) is controlled by combining the power-on algorithm program and a real-time control signal of the logic controller (4).

8. The electric swivel according to claim 7, characterized in that the pulse dc power-on time of the power-on algorithm program is selected in the time domain of T/2n before the reference time, the power-on time is less than T/4n, and the current direction is: the electromagnetic pole generated by the electromagnetic device (1) is opposite to the polarity of the opposite permanent magnet (3 c).

9. The electric swivel according to claim 7, characterized in that the pulse dc cut-off energization time of the energization algorithm program is selected in the time domain of T/2n after the reference time, the energization time is less than T/4n, and the current direction is: the electromagnetic poles generated by the electromagnetic device (1) are the same as the polarities of the opposite permanent magnets (3 c).

10. An electric rotor as claimed in any one of claims 7 to 9 wherein said energization algorithm routine further includes an energization time domain correction routine: the correction program is that the logic power supply (2) compares the current pulse direct current period time/frequency with a real-time control signal provided by the logic controller (4)/the control device, and automatically optimizes and adjusts the electrifying time domain, so that the real-time frequency of the pulse direct current is intelligently controlled.

Technical Field

The invention relates to the field of electric machine design, in particular to an electric rotating body controlled by a power-on algorithm program.

Background

The electric rotating body is a conversion device of electric energy and rotary mechanical energy; a rotor is a rotating mechanical device, and commonly known rotors are, for example, rotating mechanical wheels, blades of fans, blades of water turbines or wind power generators, and the like.

The magnetic rotator is a mechanical rotating device with a plurality of permanent magnets arranged on the outer edge, and the early design of the magnetic rotator is that a mechanical rotating disc is arranged on a rotating shaft of a motor to increase rotating inertia, and then a plurality of permanent magnets are arranged on the outer edge of the rotating shaft to turn the research visual line, and the electric rotating wheel with the permanent magnets on the outer part is used, so that the requirements of some mechanical devices are met through the magnetic transmission effect between the outer edges. One obvious advantage of magnetic transmission is that it is convenient to control the coupling of the prime mover and the load, for example, some large rotating blades for air exchange do not need to be completely stabilized in speed and need to save electricity, therefore, some application scenarios design a magnetic transmission device, when the rotating speed reaches the upper limit, the prime mover is powered off temporarily, the transmission device is disengaged, and the mechanical inertia of the blades is used to continue rotating; when the rotating speed of the blade is reduced to the lower limit, the main motor and the coupling transmission device are restarted, so that the aim of saving electric energy is fulfilled.

The application provides an improvement on the electric control technical scheme of the magnetic rotator.

Disclosure of Invention

The invention aims to provide an electric rotating body controlled by an electrifying algorithm program according to the periodic motion characteristics of outer edge permanent magnets of the magnetic rotating body aiming at the control technical defects of the existing magnetic rotating body, and the electric energy utilization rate is improved by controlling the periodically generated electromagnetic force to replace the torque increment of the magnetic rotating body, so that the process is easy to realize.

In order to achieve the above technical object, the present invention provides an electric rotor programmed by a power-on algorithm, the electric rotor including an electromagnetic device, a logic power supply, a magnetic rotor, and a logic controller; the magnetic rotator is provided with n permanent magnets at intervals and evenly along the outer edge of the matrix; the electromagnetic device comprises a magnetic core and at least one group of coils arranged around the magnetic core; the magnetic core setting gap m is arranged adjacent to the outer edge of the magnetic rotating body; the coil is respectively connected with the power output end of the logic power supply and the signal input end of the logic controller; the power supply input end and the logic signal output end of the logic controller are connected with the logic power supply;

the logic power supply is internally stored with a power-on algorithm program, and n pulse current periods are set corresponding to one rotation period of the magnetic rotator; the logic controller obtains a reference time signal through a reference normal line which is forwards shifted by any permanent magnet, controls the logic power supply to provide direct current for the electromagnetic device in a T/2n time domain before the reference time or/and after the reference time, and controls the logic power supply to be powered off in the rest time when the power-on time of each time is less than T/4n, so that the magnetic rotor obtains a forwarding increment through a periodic pulse electromagnetic pole and operates at a rotating speed corresponding to T; wherein, T is the rotation period time of the magnetic rotator; the reference normal is determined by the position connecting line of the rotating shaft of the magnetic rotating body and the magnetic core.

In the invention, the magnetic rotor refers to a mechanical component characterized by rotating around a shaft, and a substrate, such as a disk and a plurality of blades, is made of a non-magnetic solid molding material; the permanent magnet is made of magnetic steel, neodymium iron boron and other materials well known to those skilled in the art; n is a positive integer; the gap m is the relative space distance between an electromagnetic pole generated when the electromagnetic device is electrified and a rotating contour line of a permanent magnet on the magnetic rotating body; the forward rotation is defined according to the direction of rotation of the magnetic swivel.

In the technical scheme, the magnetic pole line of the permanent magnet is arranged along the tangential direction of the outer edge of the magnetic rotor, or along the normal direction, or along the rotating shaft direction of the magnetic rotor; the magnetic poles of the n permanent magnets are arranged in the same direction. And the magnetic pole line is a connecting line and an extension line thereof determined by the permanent magnet and the N/S two magnetic poles generated by the direct current of the electromagnetic device.

In the technical scheme, more than two groups of coils of the electromagnetic device are arranged; more than one group of the coils are electromagnetic force coils and are connected with the direct current power supply output end of the logic power supply; more than one group of magnetoelectric induction coils are connected with the signal input end of the logic controller.

In the above technical solution, the logic power supply includes a switch circuit, a control module and a power supply; the power supply is respectively connected with the switch circuit, the control module and the logic controller; the power supply output end of the switching circuit is connected with the electromagnetic force coil of the electromagnetic device; the power-on algorithm program is stored in the control module; the logic control end of the control module is connected with the switch circuit, and the logic signal input end of the control module is connected with the logic controller.

In the above technical solution, the logic controller includes a control device for adjusting the pulse dc frequency of the logic power supply; the control device is independently designed and comprises an external device.

In the above technical solution of the logic controller, part of the functions of the control device may be designed integrally with the energization control program stored in the control module in the logic power supply.

In the above technical solution of the electric rotator controlled by the energization algorithm program, the energization algorithm program stored in the logic power supply sequentially records the interval time between the current reference time and the previous reference time provided by the logic controller, determines the cycle time/frequency of the current pulse direct current, and provides the cycle pulse direct current to the electromagnetic device in combination with the real-time control signal of the logic controller; the periodic pulse direct current comprises starting/stopping power-on time, a power-on time domain and periodic time/frequency of the pulse direct current, and the real-time rotating speed of the magnetic rotator is controlled by the power-on algorithm program in combination with a real-time control signal of the logic controller.

Preferably, as a preferred aspect of the above technical solution, the pulse direct current start energization time of the energization algorithm program is selected in a time domain of T/2n before a reference time, the energization time is less than T/4n, and the current direction is: the electromagnetic device generates electromagnetic poles opposite in polarity to the opposing permanent magnets.

As another preferable mode of the foregoing technical solution, the pulse direct current cut-off energization time of the energization algorithm program is selected in a time domain of T/2n after the reference time, the energization time is less than T/4n, and the current direction is: the electromagnetic poles generated by the electromagnetic device have the same polarity as the opposite permanent magnets.

In the above technical solution, the power-on algorithm program further includes a power-on time domain correction program: the correction program is used for comparing the logic power supply with a real-time control signal provided by a logic controller/control device according to the cycle time/frequency of the current pulse direct current, and automatically optimizing and adjusting the electrifying time domain, so that the real-time frequency of the pulse direct current is intelligently controlled.

The mechanical frame member required by the electric swivel in practical application can be made of any material and structure on the premise of effectively realizing mechanical fixation and support.

The electric rotor of the present invention is mainly different from the conventional motor/pulse motor in that:

1) the electromagnetic device (analogy to stator) does not generate a rotating magnetic field, and is essentially different from the conventional stator;

2) the electromagnetic device and the magnetic rotator (analog rotator) are not arranged in the same axis;

3) the logic power supply provides direct current for the electromagnetic device, does not need a conventional commutator and supplies power in a pulse mode;

4) a conventional rotor position sensor is not arranged, and the pulse power supply is controlled by adopting an internally stored power-on algorithm program.

The most common driving mode of the electric rotator is to use a rotating magnetic field, and how to control the electric rotator more power-saving is one of the targets of long-term research in the electromechanical industry. The electric rotator can provide mechanical energy linkage for the lower-level load through the rotating shaft of the magnetic rotator or any position of the base body.

The electric rotating body has the advantages that: electromagnetic energy is converted into torque of the magnetic rotor through change of distribution state of the gap magnetic field, inertia of the magnetic rotor can be fully utilized when the magnetic rotor has certain mass and enough rotating speed, a new control idea of a power-on algorithm program is provided according to the external magnetic field pulsation characteristic of the magnetic rotor and the load inertia state of the magnetic rotor, the energy-saving effect is obvious, and the electric rotor designed according to the scheme is simple in structure and high in electric energy conversion efficiency.

Drawings

FIG. 1 is a schematic view of the magnetic rotor with permanent magnets arranged on the outer edge;

FIG. 2 is a schematic view of a permanent magnet with its magnetic pole lines designed in the normal direction;

FIG. 3 is a schematic view of a structure in which the magnetic pole lines of the permanent magnet are designed in the tangential direction;

fig. 4 is a schematic structural view of a three-bladed magnetic rotor with the magnetic pole lines of the permanent magnets in the direction of the axis of rotation;

fig. 5 is a partial structural schematic view of the installation of the magnetic rotor and the electromagnetic device;

FIG. 6 is a schematic diagram of a partial top view of the example of FIG. 5;

fig. 7 is a schematic view of another partial structure of the installation of the magnetic swivel and the electromagnetic device;

FIG. 8 is a schematic diagram of a partial top view of the example of FIG. 7;

fig. 9 is a schematic diagram of a main circuit structure and logic control relationship of the electric swivel;

FIG. 10 is a schematic diagram of the logical control relationship of a logic power discrete switching circuit and control module;

FIG. 11 is a schematic diagram of a main circuit structure and logic control relationship of discrete sub-modules of the logic controller;

FIG. 12 is a schematic view of the reference normal;

fig. 13 is a partial schematic view of a motor-driven swivel motion model corresponding to a reference time instant;

FIG. 14 is a partial schematic view of the electromagnetic pole being opposite the magnetic pole of the opposing permanent magnet prior to a reference time;

FIG. 15 is a partial schematic view of the same magnetic poles of the electromagnet poles as the opposing permanent magnets after a reference time;

FIG. 16 is a partial schematic view of the division into 2n T/2n sequential sectors corresponding to the rotation of the magnetic rotor;

FIG. 17 is a waveform diagram illustrating a start-up periodic pulse current in the time domain T/2n before a reference time;

FIG. 18 is a waveform diagram of an off-period pulse current in the T/2n time domain after a reference time;

FIG. 19 is a schematic diagram of the start/stop period pulse current in the T/2n time domain before and after a reference time;

FIG. 20 is a schematic illustration of the magnetic force tangential, normal force components and their vector dynamic angle before the reference time;

FIG. 21 is a schematic of the magnetic force tangent, normal force component, and its vector dynamic angle after a reference time.

The attached drawings are as follows:

1. electromagnetic device 2, logic power supply 3, magnetic rotating body 3a, rotating shaft 3b and outer edge

3c, permanent magnet 3d, magnetic pole line 4, logic controller 5, normal line 6 and tangent line

8. Reference normal line 9, magnetic force line m, gap N/S, magnetic pole t, time

n, permanent magnet number A, current intensity T, period time theta and dynamic included angle

Detailed Description

The technical solution of the present invention is further described in detail below with reference to the accompanying drawings and examples.

Referring to fig. 1, the magnetic rotator 3 is structurally characterized in that a plurality of permanent magnets are arranged around the outer edge, and in the prior art, the magnetic pole lines (the connecting line defined by N, S two magnetic poles and the extension line thereof) of the permanent magnets are generally arranged along the rim tangent line 6 or along the normal 5 direction; according to the arrangement characteristics of the permanent magnets in the magnetic rotator, the magnetic pole lines can also be arranged along the rotating shaft direction of the magnetic rotator 3; fig. 2 is a schematic structural view of a magnetic pole line 3d arranged along a normal 5 direction, and 4 permanent magnets 3c are arranged alternately and evenly around the outside of the outer edge 3b of the magnetic rotor; permanent magnets can also be embedded in the outer edge of the magnetic rotator so as to coincide with the outer edge 3b of the magnetic rotator, and fig. 3 is another example in which 8 permanent magnets 3c are embedded in the outer edge 3b of the magnetic rotator in an alternate average arrangement manner and the magnetic pole lines 3d are arranged along the direction of the tangent line 6.

The magnetic rotator has various structures, for example, the motion track of the outer edge of the rotating blade is a circle, and the magnetic rotator is also formed by arranging permanent magnets at the outer edge 3b, and as shown in fig. 4, the magnetic pole lines are arranged along the direction of the rotating shaft. The base modification structure of the magnetic rotor further includes: the disc or the combination of a plurality of rings, the plurality of rings are combined into the disc in a coaxial mode through fasteners, and the disc or the combination of the plurality of rings comprises integrated design and manufacturing. The permanent magnets arranged at the outer edge of the magnetic rotor are preferably the same in shape and evenly distributed at intervals, products with high magnetic flux density are preferably selected, and the shape is not limited on the premise of not influencing installation.