CN209250469U - A kind of alternating current-direct current permanent magnet linear motor - Google Patents
A kind of alternating current-direct current permanent magnet linear motor Download PDFInfo
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- CN209250469U CN209250469U CN201821669671.7U CN201821669671U CN209250469U CN 209250469 U CN209250469 U CN 209250469U CN 201821669671 U CN201821669671 U CN 201821669671U CN 209250469 U CN209250469 U CN 209250469U
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Abstract
The utility model discloses a kind of alternating current-direct current permanent magnet linear motors, it is formed including stator, mover and track support wheel matrix and external controller power supply three parts, the stator silicon steel core has wire casing and identical several coil windings, it is fluted on magnetic core, stator permanent magnet is installed in groove, groove has two seed types of closing mouth and opening, mutually laminate into stator paliform magnetic core, the stator coil unit, the stator permanent magnet and two identical coils installed by two magnetic core further grooves form, and several identical coil units form threephase stator coils;The mover includes mover silicon steel core, it is closed mouse cage and permanent magnet and Structure of mover matrix, controller exports three-phase positive and negative sine wave having the same or amendment wave impulse half-wave DC power supply, the utility model is environmentally protective, energy-saving safety, is easy to intelligent, use cost is low, can in no air environment long-term steady operation, be widely used in the various power-equipments of the army and the people, have it is very high society and economic value.
Description
Technical field
The utility model relates to which electromagnetic energy is converted to linear motion mechanical energy, without the transmission device of intermediate conversion mechanism
A kind of alternating current-direct current permanent magnet linear motor, and in particular to a kind of AC magnetoelectric machine belongs to specific type of electric machine technical field.
Background technique
Currently, the stator primary coil energization running of common high-power linear motor can generate amount of heat on the market,
It is the major source of waste and consumption electric energy, overheat often occurs and burns the unsafe accident of winding, therefore need to continue into one
The scheme of step research cooling economize on electricity, it is ensured that linear motor more highly effective and safe, in view of the above-mentioned problems, the patent approved according to oneself
Number ZL201720376551.7 AC magnetoelectric machine and another apply for a patent a kind of 201810787045.6 AC permanent-magnets electricity
Machine, innovative design go out a kind of new special electric machine, a kind of alternating current-direct current permanent magnet linear motor, can significant energy-saving cool-down reach
The higher efficiency of linear motor more existing than market, since input power has simultaneously in a kind of alternating current-direct current permanent magnet linear motor system
AC and DC composition characteristics, it is easier to realize intelligence, it can further enriching to this kind of specific type of electric machine kind of linear motor
With the effect for playing update to associated power machinery equipment field.
Utility model content
The utility model provides a kind of energy-saving cool-down, green safe, structure novel, fortune aiming at above-mentioned problem
Turn a kind of reliable alternating current-direct current permanent magnet linear motor system, is installed using in the silicon steel laminate magnetic core in stator primary coil
There is permanent magnet, and every mutually single AC coil of conventional motors is designed and produced into two individual DC coils, one individually
DC coil limit the forward pulse direct current that is passed directly into full-wave rectification, another individual DC coil limits direct
The other half range negative-going pulse direct current being passed through in full-wave rectification, such two individual DC coil one energizations, another
Then be in off-position, the two alternates operation, the iron surface of the iron forever polarity installed in DC coil silicon steel core groove and
DC coil electromagnetic field polarity is identical, and the pulse electromagnetic field for the generation that is powered is superimposed that form dynamic pulse new with permanent magnet Constant charge soil
Resultant field, the surface magnetic polarity of the two DC coils be it is opposite, it is positive and negative in the influence change action of frequency of supply
Resultant field it is frequent it is regular exchange in turn, compound travelling-magnetic-field magnetic is formed by the permanent magnetic field on air gap and secondary mover
Chain and pushing torque, secondary mover continue to move external output mechanical energy on track matrix;Passed through using three-phase alternating-current supply
Full-wave rectification is respectively connected to each corresponding terminals in stator primary coil, in the compound travelling-magnetic-field that gap position generates
It is a kind of pulsed magnetic field of fluctuation, compound travelling-magnetic-field has the characteristics that moving magnetic field under three difference parallactic angle situations, allows secondary dynamic
Metal mouse cage frame on son induces electromotive force and generates electric current under by dynamic traveling wave magnetic field intercepts, in the electric current and air gap
The interaction of compound travelling-magnetic-field and generate electromagnetic push movement, and determine traffic direction, there are also several permanent magnets on mover
Combination is moved simultaneously by the compound travelling-magnetic-field effect generation thrust of stator or power supply uses battery group by inversion pulse
Rectification is respectively connected to each corresponding terminals in stator primary coil, adds 50HZ adjustable frequency and 120 degree of poor parallactic angles
It generates travelling-magnetic-field and makes mover movement acting, frequency and poor parallactic angle are that design is adjustable, for a kind of high-power alternating current-direct current
Permanent magnet linear motor preferably uses short primary long secondary for broad form;Innovation improves content: the present invention is straight by a kind of alternating current-direct current
Line magneto, including, stator, mover and track support wheel matrix and external controller power source three parts composition are fixed
If having main slot on the silicon steel laminate magnetic core of son, identical groove is provided in magnetic core, wire casing is embedded in identical armature winding
Coil is often only separated by the distance of a notches for wire, peace in adjacent grooves among single-phase adjacent two identical coil recess magnetic cores
The permanent magnetism iron surface magnetic polarity of dress is different, and direct impulse constant current electricity is passed through per single-phase adjacent two coils one, another
It is passed through reverse pulse direct current, the electromagnetic field polarity respectively generated in two such coil is also on the contrary, install in two coils
Permanent magnet polarity and the DC coil electromagnetic field polarity must be identical, and the outer dimension of every permanent magnet and magnetic parameter also base
This is identical, and the new resultant field that every coil electromagnetism field polarity in this way and permanent magnetic field polarity are generated by same polarity is because magnetic field is added
Principle and enhance, this resultant field is not only strengthened than original single magnetic field, while electromagnetic field also magnetizes to permanent magnet
Protective effect, permanent magnet will not be unmagnetized, on the silicon steel laminate magnetic core of stator per single-phase adjacent two each lead into it is positive and negative
The shape of three wire casings of the identical coil of electric current is different, is a complete wire casing shape, complete wire casing among two grooves
Line inlet port diameter it is longer, main cause is to concede magnetic core position to the groove on both sides, makes the magnetic core position ruler of two DC coils
It is very little as close as possible to being conducive to the two electromagnetic fields and reduce pulsewidth in moment switching, in addition the shape of the wire casing on both sides is all half
A wire casing, two coils will be inlaid in intermediate complete wire casing, be Double Layer Winding, and in addition be embedded in one in the wire casing on both sides
A coil it is unilateral, be Single-layer Windings, positive or reverse current two identical coils each led into as several groups
And core combination constitutes coil unit, constitutes identical phase coil, every three groups of identical phase sequences by 2N identical coil units
Coil constitutes an A ten, B ten, C ten and A-, B-, C- and O line, the stator three-phase coil of this positive and negative relative combinations, Yi Jiruo
The identical coil of dry integral multiple constitutes a kind of complete stator primary coil of alternating current-direct current permanent magnet linear motor, is powered and just produces in air gap
Raw compound travelling-magnetic-field, is similar to the composite rotating magnetic field of three-phase alternating current generation, and stator primary coil is respectively embedded into stator silicon
In the molding magnetic core wire casing of steel laminate, coil embedded mode has double-deck and single-layer or multi-layer, peace in each stator core groove
The permanent magnet of several pieces of same polarities is filled, the permanent magnet polarity installed in adjacent windings magnetic core is on the contrary, what silicon steel sheet monolithic processed
Groove has two kinds of shapes respectively, and one is open recess, another kind is closing port recess, alternately folded by both different grooves
Fence hollow shape is presented in magnetic core surface after pressure, makes the permanent magnet installed in groove have apparent gap alternately to expose outside and comes, outside
Product of showing up is greater than half permanent magnet monopole area, adjusts the fence hollow shape hollow and solid core dimension scale on magnetic core surface,
The compound travelling-magnetic-field situation of air gap can be influenced, stator each group primary coil parameter is identical, bifurcation star connection,
Outlet is the mode of three-phase 1, a zero curve totally 7 outlets or single-phase outlet 5, three phase line A, B, C current potential angular differences
120 degree or 60 degree, convenient for speed regulation, terminal cannot exchange between each other for frequency 20-1000Hz segmentation, because of the half-wave of input
Electric current belongs to DC current feature, there is the differentiation of positive antipole, and wrong is then burned out!Connector should be with positive and negative the two of the phase sequence when exchanging
A connector A ten and A- is exchanged with another phase sequence B ten and B- simultaneously, or is exchanged with C ten and C-, thus it is possible to vary mover movement side
To;Die-filling piece of several stator packs are mounted in the middle part of the track of two, stator base surface, the surface of die-filling piece of several stator packs and peace
Several permanent magnetism iron surfaces on Structure of mover matrix have remained air gap, track installation in stator base surface two sides,
Stator base is made of steel or Reinforced Concrete Materials, and die-filling piece of stator pack can separately installed or muti-piece ordered arrangement peace
Mounted in stator base surface;Support wheel or sliding block assembly are installed on Structure of mover matrix and track is in dynamic fit always
Relationship, the dynamic fit relationship of the two are mechanical engagement or sub- magnetic suspension cooperation;Die-filling piece of three-phase primary coil of stator pack goes out
Line has 7 or more wiring;Coupling transformer and mouse cage metal conducting bar is disposed to constitute induction power supply in Structure of mover matrix,
The voltage and current that generation is incuded under operating status is supplied to equipment in Structure of mover matrix and uses, and constitutes with standby battery group
Power supply in Structure of mover matrix;If primary is fixed, secondary moves in a straight line in orbit, conversely, then secondary does straight line
Movement;A kind of power supply of alternating current-direct current permanent magnet linear motor is inputted by controller, if controller is had respectively by supply power supply and configuration
Dry series of products, the power supply of supply controller are divided into the three phase mains or accumulator direct current supply or solar battery etc. of power plant
Multiple power sources, input is that three-phase alternating-current supply is directly accessed the rectified rear output of matched controller, and the power supply of input is straight
Galvanic electricity need to first pass through inverter, output after then input controller is rectified again, and the main basic circuit rectified in controller is
Three-phase full wave rectifier circuit, generates three phase sine pulse half wave direct current, and supply voltage as needed, electric current, power are different
It is required that the electronic component and circuit in three phase full wave rectification basic circuit accordingly adjust, the not homology of controller is formed
Column product;It is also needed in switching process to improve power supply quality controller by control logic, straight-line code, frequency conversion frequency modulation, arteries and veins
Wide adjusting, voltage stabilization and current stabilization, electric heating is adjusted, intelligence control circuit is adjusted, 5G technology and supercapacitor charge-discharge circuit switch switch etc.
Composition control center integrator, the suitable capacity supercapacitor of configuration is to the instantaneous electromagnetic field intensity for improving stator DC coil
Effect is very big, can directly influence the instantaneous output power of mover, due to there is AC and DC electric in input power system simultaneously
Ingredient, be easy to various types of intelligentized control, there are several connection intelligence control circuit adjustable sockets on controller, will be respectively provided with
Half of the sine wave or amendment wave impulse electric current of upper half waveform and lower half waveform, are separately supplied respectively to a kind of alternating current-direct current linear permanent-magnet
Two coils being combined into pair greatly in motor stator primary coil, in every single-phase adjacent two hot-wire coil cell surfaces, one
A pole N permanent magnet field for producing the pole N electromagnetic field and being mounted in groove forms the new pole N resultant field, and another is produced
Bear the pole S electromagnetic field and form the new pole S resultant field with the pole the S permanent magnet field that is mounted in groove, at the same be powered this two
The half-sinusoid synthesis that the pairs of coil unit pulse current of group differs the towering period forms a complete single-phase sine wave or repairs
Positive wave pulse magnetomotive force, is passed through when by the electric current of 120 degree of current potential angular differences, it is comprehensive formed one group be similar to three-phase sine-wave electric current or
As soon as person group completely corrects wave composite electromagnetic field, compound travelling-magnetic-field is also produced;Have in the silicon steel laminate of mover by copper
Material or aluminium constitute cage-shaped structure closed circuit, are provided with groove, groove surfaces in the mover silicon steel laminate at squirrel-cage bar interval
There are two corner protectors for shape, and the installation for being conducive to permanent magnet is firm, and the formula permanent magnet that sink is installed in groove, and permanent magnet inclines because mover has
Rake angle also has tilt angle, and the width of each groove is greater than 1-1.2 times of out-to-out of mutually adjacent two magnetic cores on stator,
Squirrel-cage bar and groove have inclination angle within the scope of 1/8 slot to 1 slot, and fixed and moving sub- slot-number ratio is set using regular alternating current motor
It counts, the closure squirrel-cage bar on mover pushes mover to move towards the same direction because the cutting rotary magnetic line of force generates torque, can determine
Determine the direction of motion of zero start, the permanent magnet on mover is also pushed mover fortune by the effect of the compound travelling-magnetic-field of stator simultaneously
The sagging mode for only taking direct glue solid equipped with permanent magnet on dynamic or mover steel plate;Mover is the structure member in complete machine, is answered
With on different Project Products shape and function be entirely different;A kind of alternating current-direct current permanent magnet linear motor stator silicon steel sheet
The N integral multiple and so on that slot number is 6;In order to radiate, especially high-power conducting wire should use superconductor corollary system, and
Using nano material;Several lead-out wire terminal studs of stator primary coil winding are to be connected to 6 firewires by design requirement in advance
Inserted link and 1 zero curve inserted link be on the plug special of totally 7 inserted links, when use plug special is inserted into match therewith it is dedicated
On socket, the quantity and section configuration size and private jack eyelet of the metallic rod of plug special are completely the same, the electricity of controller
Source output line is connected to 6 firewire jacks and 1 zero line jack on the private jack of totally 7 jacks, it is not only easy to use in this way and
And it is safe and reliable;It summarizes: it is required that controller output several groups pulsed sinusoidal half-wave DC electricity supplies stator primary coil, several
The comprehensive electromagnetic field wave character form for forming three-phase alternating current in an orderly manner, forms regular at air gap in group stator primary coil
Traveling wave locomotion magnetic linkage magnetic field, allow mover by torque ordered movement output power.
Technical solution provided by the utility model is: a kind of alternating current-direct current permanent magnet linear motor, including stator, mover and track
Support wheel matrix and external controller power supply three parts composition, die-filling piece of several stator packs are mounted on stator base surface two
In the middle part of track, the surface of die-filling piece of several stator packs is protected always with several permanent magnetism iron surfaces being mounted on Structure of mover matrix
Hold air gap, stator base is made of steel or Reinforced Concrete Materials, and track installation is in stator base surface two sides, stator pack
Die-filling piece can separately installed or muti-piece ordered arrangement be mounted on stator base surface, die-filling piece of primary coil of stator pack goes out
The wiring of a minimum of 7 different performances of line;Support wheel or sliding block assembly are installed to locate always with track on Structure of mover matrix
In dynamic fit relationship, the dynamic fit relationship of the two is mechanical engagement or sub- magnetic suspension cooperation;It is disposed in Structure of mover matrix
Coupling transformer and mouse cage closure metal conducting bar constitute induction power supply, and the voltage and current for incuding generation under operation is supplied to
Equipment in Structure of mover matrix uses, and constitutes the power supply in Structure of mover matrix with standby battery group, if being used for train
Or subway power source, power circuit equipment are placed in underground without being used in road surface vertical bar stringing, can be improved train or subway
Safety;Structure of mover material needs that magnetic material or non-magnet material can be used according to kind environment, and Structure of mover matrix is by more
The compound composition of type materials component;Unit magnetic carpenters square cun and input frequency size decide the movement velocity of mover, compound traveling wave
Magnitude of field intensity decides mover output power;If primary is fixed, secondary moves in a straight line in orbit, conversely, then secondary
Grade moves in a straight line;A kind of type of alternating current-direct current permanent magnet linear motor has flat, U-type groove formula and tubular type, basic operation principles
It is identical.
A kind of alternating current-direct current permanent magnet linear motor described in the utility model, if having main line on the silicon steel laminate magnetic core of stator
Slot is provided with identical groove in magnetic core, and wire casing is embedded in identical winding coil, per single-phase adjacent two identical coil recess
Only it is separated by the distance of a wire casing line inlet port among magnetic core, the permanent magnetism iron surface magnetic polarity installed in adjacent grooves is different, every list
Mutually adjacent two coils one is passed through forward pulse direct current, another is passed through reverse pulse direct current, and such two individually
DC coil one energization, another is then in off-position and alternates operation, respectively generates in two such coil
Electromagnetic field polarity also on the contrary, the permanent magnet polarity installed in two coils and the DC coil electromagnetic field polarity must be identical, and
The outer dimension and magnetic parameter of every permanent magnet are also essentially identical, every coil electromagnetism field polarity in this way and permanent magnetic field polarity because
The new resultant field that same polarity generates enhances because magnetic field is added principle, this resultant field is not only obtained than original single magnetic field
To reinforcement, while electromagnetic field also magnetizes protective effect to permanent magnet, and permanent magnet will not be unmagnetized;The meeting when hot-wire coil power-off
Generate counter electromotive force and reversed electromagnetic field, this opposing magnetic field intensity will much smaller than electromagnetic field intensity when being powered, but with magnetic
The polarity of permanent magnet can be reduced on mover this moment on the contrary, the negative superposition of the resultant field that generates is subtracted each other this moment in core groove
Permanent magnet magnetic resistance, be conducive to the operation of mover;Per single-phase adjacent two same lines on the silicon steel laminate magnetic core of stator
The shape of three wire casings of circle is different, and among two grooves is a complete wire casing, the line inlet port diameter of complete wire casing compared with
Long, main cause is to concede magnetic core position to the groove on both sides, makes the magnetic core position of two DC coils as close as possible to being conducive to
The two electromagnetic fields reduce pulsewidth when switching moment, and in addition the shape of the wire casing on both sides is all half of wire casing, because of two lines
Circle will be inlaid in intermediate complete wire casing, be Double Layer Winding, and the unilateral of a coil is in addition embedded in the wire casing on both sides,
It is Single-layer Windings, positive or reverse current two identical coils and core combination is each led into as several groups and are constituted
Coil unit, identical phase coil is made of 2N identical coil units, and every three groups of identical phase sequence coils constitute an A
Ten, B ten, C ten and A-, B-, C- and O line, the stator three-phase coil of this positive and negative relative combinations and the phase of several integral multiples
The complete stator primary coil of motor is constituted with coil.
A kind of alternating current-direct current permanent magnet linear motor described in the utility model, stator primary coil are respectively embedded into stator silicon steel and laminate
In the magnetic core wire casing of sheetmolding, coil uses enamel-cover copper conductor or conducting bar coiling, and coil embedded mode has double-deck and single layer or more
Layer, the permanent magnet of several pieces of same polarities, the permanent magnetism installed in adjacent windings magnetic core are installed in each same groove of stator core
Iron polarity is on the contrary, the groove that silicon steel sheet monolithic processes has two kinds of shapes respectively, and one is open recess, another kind is closing mouth
Groove, the magnetic core surface after alternately being laminated by both different grooves are presented fence hollow shape, make the permanent magnetism installed in groove
It is next that iron has apparent gap alternately to expose outside, and exposed area is greater than half permanent magnet monopole area, is packed into permanent magnetism in groove
Generate different magnetic field strengths after iron, at stator air gap, open recess magnetic strength, sealing groove magnetic strength, magnetic when coil is not powered on
By force, magnetic strength, the magnetic strength of resultant field when coil is powered, the magnetic field strength of open recess are lower than the magnetic field strength of sealing groove,
The phenomenon that faint fluctuation in magnetic field can be still remained at air gap when power is off, is wrapped at air gap by powerful resultant field when being powered
Contain;Stator each group coil parameter is identical, bifurcation star connection, and outlet is the mode of three-phase 1, and one zero curve 6 straight
Totally 7 outlets or single-phase 5 outlets, coil current waveform and pulse spacing differ the towering period to stream, and each individually phase sequence is defeated
The power source features entered are that the magnetomotive amplitude of pulse is at the phase winding axis and position is fixed, this two positive and negative half waveforms exist
Observation synthesizes a complete pulsed sine wave or amendment wave on oscillograph, by three single-phase magnetic potentials additions, obtain three-phase around
The composite magnetic power of group is powered and just generates compound travelling-magnetic-field in air gap, is similar to the composite rotating magnetic field of three-phase alternating current generation,
Three 120 degree or 60 degree of phase line A, B, C current potential angular differences, frequency 20-1000Hz segmentation is convenient for speed regulation, and terminal is between each other not
It can exchange, because the half-wave current of input belongs to DC current feature, have the differentiation of positive and negative anodes, wrong is then burned out!Connector tune
Should be exchanged simultaneously with another phase sequence B ten and B- with positive and negative two connector A ten and A- of the phase sequence when changing, or with C ten and C- tune
It changes, thus it is possible to vary the direction of motion;Stator permanent magnet is mounted on side in silicon steel groove and aluminium sheet is used to prevent permanent magnetic field from leaking every magnetic,
It is radiated using high thermal conductivity graphite film material cylinder-packing, the practical electric current flowed of double-layer coil is in exchange during amplitude in wire casing
Electromagnetic field state generates identical impedance value in each relation line slot coil section;In order to save electric energy, the electricity for generating hot-wire coil
Field strength value when magnetic field strength must be close to or smaller than stator sealing groove surfaces permanent magnet power-off;Stator silicon steel sheet material
The composite constituted in stator coil energized state with permanent magnet material, the magnetic field saturation degree magnetic flux numerical quantity of composite
It can change, test data analysis shows that the magnetic flux numerical quantity of magnetic field saturation degree improves, and such electric energy is converted to magnetic
The rising space can be there is in terms of the increase of superimposion magnetic field strength, improve the efficiency that electric energy is converted into magnetic energy, occurred
Resultant field enhances but not up to temperature rise phenomenon is not obvious in the case of the saturation degree of magnetic core magnetic field;If using common material and
In the case of normal temperature condition, resultant field intensity can be enhanced by increasing electric energy input, the resultant field intensity enhanced in air gap
Increase horizontal thrust in addition to generating, while can also generate the increase of normal thrust, although magnetcisuspension is not achieved in the normal thrust generated
Floating state, but allow support wheel to press ballast amount in orbit there is a situation where mitigate, that is to say, that operation frictional resistance subtract
Few, the speed of service can improve, and be equivalent to and thereby produce energy-saving effect, this is the feature that rotating electric machine is not achieved, this
Kind phenomenon is properly termed as sub- magnetic suspension, and its advantages are the superconductor and special device without taking valuableness, can be in air gap
Position produces maglev part effect, is conducive to that investment is greatly reduced, reduces operation and maintenance cost, do not changing substantially
In the case where existing weaponry and equipment state, it can achieve the energy saving purpose for improving speed, have zero start torque big, acceleration is fast
The characteristics of, there is the innovative significance of reality for fields such as airport, train, rail traffics;The long L of effective magnetic of stator is by one
Whole section of stator combination module or several identical independent segmented stator combination module compositions;Several stator coil units are constituted
Complete stator core, silicon steel plate stacking and coil are required to do insulation processing.
A kind of alternating current-direct current permanent magnet linear motor described in the utility model, the power supply of supply are inputted by controller, and controller is pressed
Supply power supply and configuring condition have several series of products respectively, and the power supply of supply controller is divided into the three phase mains or storage of power plant
The multiple power sources such as battery DC power supply or solar battery, if the three-phase alternating-current supply of input is directly accessed matched controller
Output after rectified, if the power supply direct current of input need to first pass through after three-phase inverter oscillation after input controller is rectified again
It exports, the main basic circuit rectified in controller is three phase controlled rectifier circuit, three phase sine pulse half wave is generated, according to need
The supply voltage wanted, electric current, the requirement of power difference, electronic component and circuit in three-phase fully-controlled rectification basic circuit are accordingly done
It adjusting out, inversion cpu chip produces sine wave signal, and rectified and power amplification exports, such as: the extremely brilliant lock of three-phase fully-controlled two
Tube rectifying circuit is mainly for low-power machine, three-phase fully-controlled metal-oxide-semiconductor rectification circuit mainly for middle low power motor, three-phase fully-controlled
Mainly for high and medium power motor, superpower will be undertaken IGBT tube rectifying circuit by more complicated integrated rectification circuit, single-phase
Linear motor power is smaller to be can be used major-minor coil energization to hold to form 90 degree of difference parallactic angle modes and run, and single-phase in this way is 5 outlets, shape
At the different series product of controller;It is also needed in switching process by control logic, straight line to improve power supply quality controller
Coding, frequency conversion frequency modulation, pulse-width regulated, voltage stabilization and current stabilization, electro-hot regulator, the adjusting of intelligence control circuit, 5G technology and supercapacitor
The composition controls center integrators such as charge-discharge circuit switching switch, the suitable capacity supercapacitor of configuration have instantaneous raising stator
The electromagnetic field intensity of DC coil, directly influences the instantaneous output power of mover, and there are several connection intelligence controls electricity on controller
Road adjustable socket will be respectively provided with half of the sine wave or amendment wave impulse electric current of upper half waveform and lower half waveform, be separately supplied
Two coils being combined into pair greatly in stator coil, in every single-phase adjacent two hot-wire coil cell surfaces, one produces N
Pole electromagnetic field and the pole the N permanent magnet field being mounted in groove form the new pole N resultant field, and another to produce S extremely electric
Magnetic field and the pole the S permanent magnet field being mounted in groove form the new pole S resultant field;Have in controller simultaneously exchange and
The ingredient of direct current is easy to the access of intelligent chip, and digital sensor is easily disposed in stator and mover and ground control centre,
It is easily achieved big data network service, realizes network and satellite remote sensing technology 5G technology that driver and ground control centre establish
Operating system instantaneous safety is easily run.
A kind of alternating current-direct current permanent magnet linear motor described in the utility model, several lead-out wire wiring of its stator coil winding
End is to be connected on three-phase plug special by design requirement in advance, and three-phase plug special is inserted into 7 to match therewith when use
On the private jack of hole, the quantity and section configuration size and private jack eyelet of the metal inserted link of plug special are completely the same, single
Phase private jack plug is 5 holes, and power supply output line and other function the control output line of controller are connected to by design requirement in advance
On private jack, Ying Fuhe safe electrical appliance GB specification.
The beneficial effects of the utility model are: the present invention provides a kind of green safe, structure novels, operating reliable one
Kind alternating current-direct current permanent magnet linear motor, it is desirable that controller exports several groups pulsed sinusoidal half-wave DC electricity and supplies stator primary coil,
The comprehensive characteristic formp for forming three-phase alternating current in an orderly manner, forms compound traveling wave at air gap in several groups stator primary coil
Magnetic field, allows the effect of mover movement under force output power;A kind of alternating current-direct current permanent magnet linear motor be using pulsed sinusoidal half-wave just
Negative direct current input, it is similar in coil combination to be converted into three-phase alternating current electromagnetic field pattern, in the pairs of three-phase coil air gap of stator
Metal mouse cage closure frame is cut in alternating magnetic field in the middle excellent feature for generating the travelling-magnetic-field formed and corresponding mover
The phenomenon that cutting the magnetic line of force and movement under force, has recessed on the combined record surface for the stator silicon steel laminate surrounded by stator coil
Slot places several stator permanent magnets in a groove, installs stator permanent magnet in a groove and paliform eyed structure magnetic core group
At stator composite cores, design and manufacture follow GB electrical specification, while its own permanent magnet field feature and feature is added, and
Strong permanent magnetic iron is introduced on this basis and participates in mover and stator structure, forms new mover composite structure and new stator combination knot
Structure;Offer three-phase alternating-current supply need to be configured in all kinds of voltage conditions use, use by being suitble to uses after over commutation, when using storage
It, need to be changed into suitable pulsed sinusoidal half-wave positive and negative straight for rectifying and pressure-regulating frequency conversion again after inverter oscillation when battery DC power supply
Power supply power supply is flowed, exchange travelling-magnetic-field is formed in the air gap of stator coil combination and pushes mover movement, such a alternating current-direct current
Permanent magnet linear motor use scope also extends very much, which is environmentally protective renewable new energy, close to zero-emission no pollution,
Energy-saving safety, use cost is low, and failure rate is low, easy to maintain, and low noise runs smoothly, and zero start torque is big, and acceleration is fast,
Can be instantly increased resultant field intensity increase output power, can in no air environment long-term steady operation, be widely used in various
Power-equipment can be used air-cooled or water cooling to the cooling of high-power body or nano material technology cools down, is such as used as particular surroundings item
Power source, mobile robot power source, mobile device power source, the power source of train underground railway track traffic, electromagnetism bullet in part
The exclusive equipment dynamic source for penetrating power source and all kinds of the army and the people innovation, with very high society and economic value;Such as: it is a kind of
If alternating current-direct current permanent magnet linear motor is widely used in the popular upgrade application transformation of the electromagnetic launch aircraft on airport, will substantially
Degree, which is reduced, takes off the serious pollution that the sliding amount of fuel for running the liftoff stage is generated with burning, also correspondinglys increase extension aircraft range
Or the appropriate own wt for mitigating aircraft, it can moderately shorten the length of field takeoff runway, have to energy conservation and safety and environmental protection
Benefit realizes pursuit of the people to good life.
Detailed description of the invention
Fig. 1 is a kind of alternating current-direct current permanent magnet linear motor partial cutaway schematic of the utility model.
Fig. 2 is a kind of A-A diagrammatic cross-section of alternating current-direct current permanent magnet linear motor of the utility model.
Fig. 3 is a kind of B-B diagrammatic cross-section of alternating current-direct current permanent magnet linear motor of the utility model.
Fig. 4 is that a kind of stator silicon steel sheet of alternating current-direct current permanent magnet linear motor of the utility model seals the section signal of groove
Figure.
Fig. 5 is that a kind of section of stator silicon steel sheet open recess of alternating current-direct current permanent magnet linear motor of the utility model is illustrated
Figure.
Fig. 6 is a kind of schematic diagram of the mover silicon steel sheet of alternating current-direct current permanent magnet linear motor of the utility model.
Fig. 7 is that a kind of waveform of controller out-put supply that alternating current-direct current permanent magnet linear motor is external of the utility model is illustrated
Figure.
Fig. 8 is a kind of connection schematic diagram of alternating current-direct current permanent magnet linear motor system of the utility model.
In figure: 1, a kind of alternating current-direct current permanent magnet linear motor, 2, stator, 3, mover, 4, stator core, 5, air gap, 6, stator
Permanent magnet, 7, stator base, 8, mover matrix, 9, complete wire casing, 10, stator groove, 11, coil, 12, mouse cage conducting bar, 13, dynamic
Sub- permanent magnet, 14, half wire casing, 15, mover groove, 16, the paliform surface of stator core, 17, support wheel, 18, track, 19,
Stator seals groove, 20, stator openings groove, 21, single-phase positive half waveform of the sinusoidal impulse signal of black thick line A+, 22, black thick line
Single-phase reversed half waveform of the sinusoidal impulse signal of A-, 23, three phase rectifier sine or amendment wave impulse positive half-wave shape, 24, three phase rectifier
Sinusoidal or amendment minus half waveform of wave impulse, 25, rivet hole, 26, AC three phase mains, 27, DC/AC single phase poaer supply, 28, charger, 29,
Battery group, 30, controller, 31, DC/AC three-phase inverter, 32, control centre's integrator, 33, switching switch, 34, intelligence control electricity
Road adjustable socket, 35, switch, 36, mover magnetic core.
Specific embodiment
It is described referring to shown in above-mentioned Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8 in the example of the utility model
A kind of alternating current-direct current permanent magnet linear motor 1, including stator 2, mover 3 and 18 support wheel of track, 17 mover matrix 8 and external control
30 power supply three parts of device composition, several stator cores 4 assemble module and are mounted on two, 7 surface of stator base track, 18 middle part,
The surface that several stator cores 4 assemble module is remained with several 13 surfaces of mover permanent magnet being mounted on mover matrix 8
There is air gap 5, stator base 7 is made of steel or Reinforced Concrete Materials, and track 18 is mounted on 7 surface two sides of stator base, fixed
Sub- magnetic core 4 assemble module can separately installed or muti-piece ordered arrangement be mounted on 7 surface of stator base, stator core 4 assembles
Module primary coil 11, a minimum of 7 different performances of outlet wiring;Support wheel 17 or sliding block are installed on mover matrix 8
Assembly and track 18 are in dynamic fit relationship always, and the dynamic fit relationship of the two is that mechanical engagement or sub- magnetic suspension are matched
It closes;It disposes coupling transformer and mouse cage conducting bar 12 to constitute induction power supply in mover matrix 8, incudes the electricity of generation under operation
Current voltage is supplied to the use of the equipment in mover matrix 8, constitutes the power supply in mover matrix 8 with standby battery group 29, if
For train or subway power source, power circuit equipment is placed in underground without being used in road surface vertical bar stringing, can be improved train
Or the safety of subway;3 structural material of mover according to kind environment need can use magnetic material or non-magnet material, unit magnetic away from
Size and input frequency size decide that the movement velocity of mover, compound travelling-magnetic-field intensity size decide mover output work
Rate;If there is main slot on stator core 4, identical groove is provided in magnetic core, wire casing is embedded in identical winding coil 11, every list
Only it is separated by the distance of a wire casing line inlet port, peace in adjacent stators groove 10 among mutually adjacent two identical coil recess magnetic cores
The 6 surface magnetic polarity of stator permanent magnet of dress is different, is passed through forward pulse direct current per single-phase adjacent two coils 11 1, separately
One is passed through reverse pulse direct current, and such two individual DC coil 11 1 energizations, another is then in off-position
Operation is alternateed, the electromagnetic field polarity respectively generated in two such coil 11 is also on the contrary, that installs in two coils 11 determines
Sub- 6 polarity of permanent magnet must be identical with the 11 electromagnetic field polarity of DC coil, and the outer dimension and magnetic of every stator permanent magnet 6
Property parameter it is also essentially identical, the compound magnetic newly that every 11 electromagnetic field polarity of coil in this way and permanent magnetic field polarity are generated by same polarity
Field enhances because magnetic field is added principle, this resultant field is not only strengthened than original single magnetic field, while electromagnetic field is also right
Stator permanent magnet 6 magnetizes protective effect, and permanent magnet will not be unmagnetized;When hot-wire coil 11 power off when can generate counter electromotive force and
Reversed electromagnetic field, this opposing magnetic field intensity will much smaller than be powered when electromagnetic field intensity, but with permanent magnet in magnetic core groove
Polarity on the contrary, the negative superposition of the resultant field that generates is subtracted each other this moment, mover on mover magnetic core 36 can be reduced this moment forever
The magnetic resistance of magnet 13 is conducive to the operation of mover;Three wire casings on stator core 4 per single-phase adjacent two identical coils 11
Shape it is different, among two grooves is a complete wire casing 9, and the line inlet port diameter of complete wire casing 9 is longer, main cause
It is to concede magnetic core position to the groove on both sides, makes the magnetic core position of two DC coils 11 as close as possible to being conducive to the two electricity
Magnetic field reduces pulsewidth when switching moment, and in addition the shape of the wire casing on both sides is all half wire casing 14, because two coils 11 will
It is inlaid in intermediate complete wire casing 9, is Double Layer Winding, and be in addition embedded in the list of a coil 11 in half wire casing 14 on both sides
Side, is Single-layer Windings, and positive or reverse current two identical coils 11 and magnetic core group are each led into as several groups
It closes and constitutes stator coil unit, constitute identical phase coil 11, every three groups of identical phase sequences by 2N identical coil Unit 11
One A ten of the composition of coil 11, B ten, C ten and A-, B-, C- and O line, the stator three-phase coil 11 of this positive and negative relative combinations, with
And the identical coil 11 of several integral multiples constitutes the complete stator primary coil 11 of motor;2 silicon steel sheet monolithic of stator processes
Groove has two kinds of shapes respectively, and one is stator openings groove 20, another kind is stator sealing groove 19, different by both
The paliform surface 16 for the stator core that groove is presented after alternately laminating has the stator permanent magnet 6 installed in groove significantly
Gap, which alternately exposes outside, to be come, and exposed area is greater than 6 monopole area of half stator permanent magnet, is packed into stator permanent magnet in groove
After 6, different magnetic field strengths is generated at 2 air gap 5 of stator;11 parameter of each group coil is identical, bifurcation star connection, outlet
It is the mode of three-phase 1,6 direct currents of a zero curve totally 7 outlets or single-phase 5 outlets, 11 current waveform of coil and arteries and veins
Punching interval differs the towering period, and the power source features of each individually phase sequence input are that the magnetomotive amplitude of pulse is in the phase winding axis
At line and position is fixed, this two positive and negative half waveforms are observed on oscillograph synthesizes a complete pulsed sine wave or amendment
Three single-phase magnetic potentials are added by wave, obtain the composite magnetic power of three-phase windings, and energization just generates compound travelling-magnetic-field, phase in air gap 5
It is similar to the composite rotating magnetic field of three-phase alternating current generation, three 120 degree or 60 degree of phase line A, B, C current potential angular differences, frequency 20-
Convenient for speed regulation, terminal cannot exchange between each other for 1000Hz segmentation, because the half-wave current of input belongs to DC current feature,
There is the differentiation of positive and negative anodes, wrong is then burned out!Connector exchange when should with positive and negative two connector A ten and A- of the phase sequence simultaneously with it is another
One phase sequence B ten and B- is exchanged, or is exchanged with C ten and C-, thus it is possible to vary the direction of motion;It is recessed that stator permanent magnet 6 is mounted on silicon steel
Side prevents permanent magnetic field from leaking using aluminium sheet every magnetic in slot, is radiated using high thermal conductivity graphite film material cylinder-packing, the double-deck line in wire casing
Enclosing the electric current actually flowed is to be in ac magnetic field state during amplitude, identical in the 11 sections of generations of each relation line slot coil
Impedance value;If resultant field intensity can be enhanced by increasing electric energy input using common material and normal temperature condition,
The resultant field intensity enhanced in air gap 5 increases horizontal thrust in addition to generating, while can also generate the increase of normal thrust, to the greatest extent
Maglev state is not achieved in the normal thrust that pipe generates, but the ballast amount for allowing support wheel 17 to be pressed on track 18 mitigates
The case where, that is to say, that operation frictional resistance reduces, and the speed of service can improve, and is equivalent to and thereby produces energy-saving effect,
This is the feature that rotating electric machine is not achieved, and this phenomenon is properly termed as sub- magnetic suspension, and its advantages are without taking valuableness
Superconductor and special device can produce maglev part effect, are conducive to that investment is greatly reduced, reduce operation and dimension
Shield expense achievees the purpose that energy saving raising speed in the case where not changing existing weaponry and equipment state substantially, has zero start
Torque is big, the fast feature of acceleration;The long L of effective magnetic of stator 2 is by whole section of 4 composite module of stator core or several phases
Same 4 composite module of independent segmented stator core is constituted;Several stator coil Unit 11 constitute complete stator core 4, silicon steel
Piece laminates and coil is required to do insulation processing;The power supply of supply is inputted by controller 30, and controller 30 is by supply power supply and matches
Setting situation respectively has several series of products, and the main basic circuit rectified in controller 30 is three phase controlled rectifier circuit, generates
Three phase sine pulse half wave, supply voltage as needed, electric current, the requirement of power difference, three-phase fully-controlled rectify in basic circuit
Electronic component and circuit accordingly adjust, wherein inversion cpu chip produces sine wave signal, and rectified and power is put
Big output, single-phase linear power of motor is smaller to be can be used major-minor coil energization to hold to form 90 degree of difference parallactic angle modes and run, single-phase in this way
It is 5 outlets;It is also needed in switching process to improve power supply quality controller 30 by control logic, straight-line code, frequency conversion tune
Frequently, pulse-width regulated, voltage stabilization and current stabilization, electro-hot regulator, intelligence control circuit are adjusted and the switching of supercapacitor charge-discharge circuit switchs etc.
Composition control center integrator 32, the suitable capacity supercapacitor of configuration have the instantaneous electricity for improving stator DC coil 11
Magnetic field strength directly influences the instantaneous output power of mover matrix 8, is grasped by switch 35 and shuts down operation, on controller 30
There are several connection intelligence control circuit adjustable sockets 34, will be respectively provided with three phase rectifier sine and amendment positive 23 electric current of waveform of wave impulse
With the coil that three phase rectifier is sinusoidal and amendment 24 electric current of wave impulse negative wave, and two be separately supplied in coil 11 are combined into greatly pair
11, in 11 cell surface of every single-phase adjacent two hot-wire coils, a N for producing the pole N electromagnetic field and being mounted in groove
Stator permanent magnet 6 magnetic field in pole forms the new pole N resultant field, and another produces the pole S electromagnetic field and the S that is mounted in groove
Stator permanent magnet 6 magnetic field in pole forms the new pole S resultant field;There is the ingredient of AC and DC simultaneously in controller 30, be easy to
The access of intelligent chip, digital sensor is in stator 2 and mover 3 and ground control centre easily placement use, it is easy to accomplish
Network and satellite remote sensing technology 5G technical operation system that driver and ground control centre establish are realized in big data network service
Instantaneous safety is easily run.
A kind of unit pitch of the mover matrix 8 of alternating current-direct current permanent magnet linear motor 1, refers to one on mover magnetic core 36
Mover permanent magnet 13 arrives the size of space of another adjacent mover permanent magnet 13, the magnetic polarity phase of adjacent two mover permanent magnets 13
Instead, unit pitch and frequency determine the speed of mover 3, determine resultant field intensity and output work for electric strength and 11 the number of turns of coil
Rate, if the unit pitch of mover permanent magnet 13 is designed as 30cm, input power 50HZ frequency, then when scooter 54km, mover
Matrix 8 only needs more than ten seconds from zero start to design speed per hour, if frequency is adjusted to scooter 540km when 500HZ, if mover matrix 8
Structure is the carrying aircraft mover substrate of airport Electromagnetical ejector, has enough reached conventional airplane and heavily loaded large aircraft and flies away from
Ground speed, aircraft this stage in driver operates fly away from the lift-off flight of mover substrate, and mover substrate returns to homeposition, back and forth
Circulation will be greatly reduced aircraft and rise if being widely used in the pervasive device upgrading of the electromagnetic launch aircraft on airport
Fly the amount of fuel in sliding race liftoff stage and the serious pollution generated of burning, also correspondinglys increase and extend aircraft range or suitably mitigate winged
The own wt of machine can moderately shorten the length of field takeoff runway, all beneficial to energy conservation and safety and environmental protection;If for height
Iron can the very safe high speed that easily simply just can reach very much very much 500km;If be used for subway, as long as frequency 150HZ, when scooter
150km or more, without pole erecting bracing wire on ground, power supply line's system on the coil 11 that underground is connected to stator base 7,
The array carriage of mover matrix 8 is equipped with coupling transformer and battery group, and when operation generates induction power supply, for interior vehicular illumination sky
Tune is heated up water the electricity consumptions needs such as dining car signal, although also to calculate resistance, the super capacitor moment that the present invention has increases magnetic strength
Function and sub- magnetic suspension state feature can be generated, resistance can be effectively reduced, improve speed, its low investment high efficiency energy-saving safe
Advantage is received by the market.
The above, only the utility model preferred embodiments, when the application practical range, i.e. Fan Yiben cannot be limited
The made equivalent changes and modifications of application range, should still belong in the utility model covering scope.
Claims (4)
1. a kind of alternating current-direct current permanent magnet linear motor, it is characterised in that: including stator, mover and track support wheel matrix and external
Controller power source three parts composition, die-filling piece of several stator packs are mounted in the middle part of the track of two, stator base surface, Ruo Ganding
The surface that die-filling piece of subgroup has remained air gap with several permanent magnetism iron surfaces being mounted on mover matrix, and stator base is by steel
Material or Reinforced Concrete Materials are constituted, and track installation is in stator base surface two sides, die-filling piece of separately installed or muti-piece of stator pack
Ordered arrangement is mounted on stator base surface, and the outlet of die-filling piece of primary coil of stator pack has 7;Branch is installed on mover matrix
Support wheel or sliding block assembly and track are in dynamic fit relationship always, and the dynamic fit relationship of the two is mechanical engagement and air gap
The sub- magnetic suspension at position cooperates;Coupling transformer and mouse cage metal conducting bar closed circuit is disposed to constitute induced electricity in mover matrix
Source, the voltage and current for incuding generation under operation is supplied to equipment in mover matrix and uses, with battery group charge and discharge
System constitutes the power supply in mover matrix.
2. a kind of alternating current-direct current permanent magnet linear motor according to claim 1, it is characterised in that: the silicon steel laminate magnetic core of stator
There are main slot and several coil windings on if, there is identical groove in magnetic core, stator permanent magnet is installed in groove, in adjacent grooves
The permanent magnetism iron surface magnetic polarity of installation is different, and silicon steel sheet groove has sealing and two seed type silicon wafers of opening mutually to laminate, and forms tool
There is the stator core of paliform, makes the permanent magnet installed in groove there is apparent gap alternately to expose outside and come, exposed area is greater than
Half permanent magnet monopole area, wire casing are embedded in identical winding coil, are passed through per single-phase adjacent two coils one
Direct impulse constant current electricity, another is passed through reverse pulse direct current, two individual DC coils one under electric frequency control
A energization, another is then in off-position and alternates operation, the electromagnetic field polarity respectively generated in two coils also on the contrary,
The permanent magnet polarity installed in two coils is identical as the DC coil electromagnetic field polarity;Adjacent two each lead into it is forward and reverse
There are three wire casings for the coil of electric current, and among two grooves is a complete wire casing, and the line inlet port diameter of complete wire casing is longer,
Make two magnetic core positions as close as possible to being conducive to the two magnetic core electromagnetic fields and reduce pulsewidth in moment switching, in addition both sides
Wire casing shape is all half of wire casing, is Double Layer Winding in intermediate complete wire casing, and in addition half of wire casing on both sides be single layer around
Group each leads into positive or reverse current two identical coils and core combination as several groups and constitutes stator coil
Unit, phase sequence coil is made of 3 identical stator coil units, and every three groups of phase sequence coils constitute an A ten, B ten, ten and of C
The terminal stud of A-, B-, C- and O line combines, the identical coil unit combination of several integral multiples of this positive and negative corresponding combination
Complete stator primary coil is constituted, is powered and just generates compound travelling-magnetic-field in air gap, be similar to answering for three-phase alternating current generation
Close rotating excitation field;The long L of effective magnetic of stator is by die-filling piece of whole section of stator pack or several are identical independent segmented fixed
Subgroup fills block combiner and constitutes;Several stator primary coil units constitute complete stator core, and the slot number of stator silicon steel sheet is 6
N integral multiple.
3. a kind of alternating current-direct current permanent magnet linear motor according to claim 1, it is characterised in that: have in the silicon steel laminate of mover
Mouse cage closing structure is constituted by copper material or aluminium, is provided with groove, groove surfaces in the mover silicon steel laminate at squirrel-cage bar interval
Shape installs the formula permanent magnet that sink there are two corner protector in groove, the width of each groove is greater than adjacent two magnetic cores on stator
1-1.2 times of out-to-out.
4. a kind of alternating current-direct current permanent magnet linear motor according to claim 1, it is characterised in that: external controller is by inversion, three
Based on phase full-wave rectification, wherein inversion cpu chip produces sine wave signal, rectified and power amplification output, by control
Logic, straight-line code, frequency conversion frequency modulation, electric heating are adjusted, intelligence control circuit is adjusted and supercapacitor charge-discharge circuit switches switching group
At control centre's integrator, several connection intelligence control circuit adjustable sockets are installed on controller;The power supply of supply controller is distinguished
For the three phase mains or batteries as dc power source of power plant or the supply power supply of solar battery, input is that DC power supply needs
Inverter output sine wave or amendment alternating current wave supply controller are first passed through, or input is that AC power source directly feeds control
Device, controller are respectively provided with the sine wave or amendment wave of identical upper half waveform and lower half waveform using rectification, frequency conversion frequency modulation
Pulse direct current out-put supply.
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
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CN110724952A (en) * | 2019-12-03 | 2020-01-24 | 浙江工业大学 | Combined magnetic core magnetic field generating device for improving magnetic gathering capacity |
CN111302071A (en) * | 2020-03-09 | 2020-06-19 | 哈尔滨工业大学 | Combined modular magnetic suspension plane conveying system |
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2018
- 2018-10-11 CN CN201821669671.7U patent/CN209250469U/en not_active Expired - Fee Related
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110724952A (en) * | 2019-12-03 | 2020-01-24 | 浙江工业大学 | Combined magnetic core magnetic field generating device for improving magnetic gathering capacity |
CN111302071A (en) * | 2020-03-09 | 2020-06-19 | 哈尔滨工业大学 | Combined modular magnetic suspension plane conveying system |
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