CN104682621A - Axial magnetic field slip synchronization-type double-direct wind power generator - Google Patents
Axial magnetic field slip synchronization-type double-direct wind power generator Download PDFInfo
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- CN104682621A CN104682621A CN201510099524.5A CN201510099524A CN104682621A CN 104682621 A CN104682621 A CN 104682621A CN 201510099524 A CN201510099524 A CN 201510099524A CN 104682621 A CN104682621 A CN 104682621A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/18—Structural association of electric generators with mechanical driving motors, e.g. with turbines
- H02K7/1807—Rotary generators
- H02K7/1823—Rotary generators structurally associated with turbines or similar engines
- H02K7/183—Rotary generators structurally associated with turbines or similar engines wherein the turbine is a wind turbine
- H02K7/1838—Generators mounted in a nacelle or similar structure of a horizontal axis wind turbine
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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- Life Sciences & Earth Sciences (AREA)
- Sustainable Energy (AREA)
- Sustainable Development (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The invention discloses an axial magnetic field slip synchronization-type double-direct wind power generator. The axial magnetic field slip synchronization-type double-direct wind power generator mainly comprises a rotor shaft, fan blades, a synchronous generator stator, a driving induction rotor and a driven differential rotor, wherein the driving induction rotor comprises a driving rotor yoke and a conductive disc in surface adhesion to the driving rotor yoke; the driven differential rotor comprises yokes and permanent magnets in surface adhesion to the yokes; an armature winding of the synchronous generator and a motor shell are fixed together through epoxy resin. The axial magnetic field slip synchronization-type double-direct wind power generator has the outstanding feature of double directs, namely direct driving (the generator is directly connected with a wind turbine, without needing a gear box) and direct grid connection (electrical energy output by the generator is not required to be converted and is directly supplied to a power grid); in a double-direct mode, the structure of a system is simplified, the running reliability of the system is improved, the maintenance work is reduced and the overall efficiency of the system is relatively high.
Description
Technical field
The present invention relates to electrician, machine field, particularly one directly drives generator of directly networking, and is specifically related to the two straight wind-driven generator of a kind of axial magnetic field slippage synchronous mode.
Background technology
At present, in wind power generation field, wind-driven generator is in order to adapt to wind speed change, and ensure the online electric energy exporting constant frequency, people have employed multiple technologies to realize this goal.Double-fed type asynchronous generator and magneto alternator are two kinds of main networking generators.The stator winding of double-fed asynchronous generator is connected with electrical network, the winding of phase-wound rotor is by the brush sliding contact of slip ring and fixation side, be connected with electrical energy transformer, when wind speed changes, electrical energy transformer energy auto-compensation rotor frequency changes, the electric energy that output frequency is stable, this electrical energy transformer capacity is about 30% of generator capacity, greatly reduce the volume and weight of converter, but double-fed asynchronous generator is driven by multistage gear case, there is slip ring and brush, inevitably bring frictional dissipation, increase maintenance and noise etc.Traditional squirrel cage asynchronous motor, can simplied system structure as generator, but the efficiency of motor and power factor lower.Magneto alternator is used for wind power generation, can adopt and directly drive mode, namely rotor is directly connected with flabellum, three-phase stator winding is connected with electrical network by online electrical energy transformer, when wind speed changes, and the electric energy that electrical energy transformer energy frequency of auto is stable, but the online electrical energy transformer adopted is capacity in full, require higher to electrical energy transformer, cost is high, technical sophistication.In addition, also have some wind-driven generators to utilize hydraulic mechanism automatically to regulate flabellum subtended angle according to wind speed change, namely ensure flabellum constant speed by mechanical smooth rate apparatus, and then do not need electrical energy transformer directly to network to export the electric energy of constant frequency.These wind generator systems all need voltage and the frequency of being carried out stable output by electrical energy transformer or mechanical smooth rate apparatus above, and system cost is high, technical sophistication.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art provides the axial magnetic field slippage synchronous mode of a kind of Direct driver and directly networking two straight wind-driven generator.
Technical scheme of the present invention is achieved in that the two straight wind-driven generator of a kind of axial magnetic field slippage synchronous mode, and it comprises armature spindle, flabellum, synchronous generator stator, initiatively inductiopn rotor and driven differential rotor;
Described synchronous generator stator forms primarily of the left end cap of dish type, the right end cap of dish type, the stator casing of circular cylindrical and the stator armature orthogonal with stator casing inner cylinder;
Described stator armature is disc type ring-shaped, it is coaxially fixed on the inside of shell by bolt, encapsulate sclerosis about the trapezoidal armature winding coil that axle center is evenly distributed circlewise through insulating resin by many groups to form, the coil plane of described armature winding coil is consistent with the card direction of described stator armature, all square with the axis;
Described stator armature, initiatively inductiopn rotor and the disk-shaped structure that driven differential rotor is coaxially, card is parallel to each other, magnetic field is all in axial direction;
Described active inductiopn rotor keeps rotating relatively freely by clutch shaft bearing and synchronous generator stator;
Described driven differential rotor keeps rotating relatively freely by the second bearing, the 3rd bearing and synchronous generator stator;
Described active inductiopn rotor and flabellum are coaxially connected to the two ends of armature spindle, described active inductiopn rotor is primarily of power rotor iron yoke and be laid on ring shaped conductive dish composition coaxial in the bilateral card of power rotor iron yoke, and described ring shaped conductive dish is made up of copper material, silver-colored material or other positive conductive materials;
Described driven differential rotor is coaxial parallel double disk structure, primarily of axially the parallel identical first disc type yoke of two shapes and the second disc type yoke are consolidated into one through support column and form, axially parallel described first disc type yoke and radially symmetrical parallel placement annular outer ring magnet array, radially symmetrical parallel placement two groups of annular inner race magnet arrays inside card outside card in two relative cards of described second disc type yoke;
Described inner ring magnet array is made up of even number first magnet that annular concentric arranges at equal intervals, and described first magnet magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described outer ring magnet array is made up of even number second magnet that annular concentric arranges at equal intervals, and described second magnet magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described inner ring magnet array is equal with the number of magnets of outer ring magnet array, and magnet polarity within the scope of same mechanical angle is consistent;
Stator armature and the described active inductiopn rotor of described synchronous generator stator are ecto-entad radial arrangement;
Described active inductiopn rotor is positioned among the double plate inner chamber of the epitrochanterian first disc type yoke of described driven differential and the formation of the second disc type yoke, the inner ring magnet array of driven differential rotor is just right with the disc type ring shaped conductive dish of active inductiopn rotor, and the first air gap is provided therebetween;
The stator armature of described synchronous generator stator is positioned among the double plate inner chamber of the epitrochanterian first disc type yoke of driven differential and the formation of the second disc type yoke, just right with the outer ring magnet array of driven differential rotor, and interstice is provided therebetween.
Described first magnet and the second magnet are permanent magnet, superconducting magnet or DC excitation magnet.
The interior outer radius of described inner ring magnet array is consistent with the interior outer radius of ring shaped conductive dish; The interior outer radius of described outer ring magnet array is consistent with the interior outer radius of stator armature.
The two straight wind-driven generator of a kind of axial magnetic field slippage synchronous mode, it comprises armature spindle, coaxial flabellum by left-to-right arrangement, synchronous generator stator, driven differential rotor and initiatively inductiopn rotor;
Described synchronous generator stator is primarily of the left end cap of dish type, the right end cap of dish type, the stator casing of circular cylindrical and the disc type annular armature composition that is arranged on inside left end cap in card, described disc type annular armature is primarily of a series of trapezoidal iron core pole evenly distributed circlewise about axle center and be enclosed within the trapezoidal armature winding coil composition that trapezoidal iron core extremely goes up, the coil plane of described armature winding coil is consistent with the card direction of disc type annular armature, all square with the axis;
Described stator armature, initiatively inductiopn rotor and the disk-shaped structure that driven differential rotor is coaxially, card is parallel to each other, magnetic field is all in axial direction;
Described active inductiopn rotor keeps rotating relatively freely by clutch shaft bearing and synchronous generator stator;
Described driven differential rotor keeps rotating relatively freely by the second bearing and synchronous generator stator;
The stator armature of described synchronous generator stator and active inductiopn rotor are for being axially arranged in parallel;
Described active inductiopn rotor and flabellum are coaxially connected to the two ends of armature spindle, active inductiopn rotor is primarily of power rotor iron yoke and be laid on closed annular conductive plate composition coaxial in power rotor iron yoke card, and described ring shaped conductive dish is made up of copper material, silver-colored material or other positive conductive materials;
Described driven differential rotor is arranged between described active inductiopn rotor and described synchronous generator stator, the eddy current magnet array of described driven differential rotor primarily of the first square with the axis disc type yoke, coaxial annular arrangement and the generating magnet array composition of annular array, generating magnet array and eddy current magnet array are laid in two, the left and right card of the first disc type yoke respectively with one heart;
Described eddy current magnet array is primarily of the even number first magnet composition of annular concentric arrangement at equal intervals, and described first magnet magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described generating magnet array is made up of even number second magnet that annular concentric arranges at equal intervals, and described second magnet magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary;
Interstice is provided with between the stator armature of described synchronous generator stator and the generating magnet array of driven differential rotor; The first air gap is provided with between the eddy current magnet array of described driven differential rotor and the disc type ring shaped conductive dish of active inductiopn rotor.
Described first magnet and the second magnet can be permanent magnet, superconducting magnet or DC excitation magnet.
The interior outer radius of described eddy current magnet array is consistent with the interior outer radius of ring shaped conductive dish; The interior outer radius of described generating magnet array is consistent with the interior outer radius of stator armature.
Good effect of the present invention is as follows: the two straight wind-driven generator of axial magnetic field slippage synchronous mode that the invention provides one " two straight ", and one is Direct driver, and namely generator is directly connected with wind turbine, without the need to gear box and mechanical regulator, simplifies system configuration; Two is direct networkings, and namely generator unit stator winding is directly connected with electrical network, exports electric energy and does not need conversion, direct supply electrical network, eliminates rotor ring and online electrical energy transformer, improves system operation reliability, decrease maintenance work, improve entire system efficiency, reduce system cost.
Meanwhile, generator of the present invention adopts transverse magnetic field structure, and compact conformation, power density are high, improve cost performance.
Accompanying drawing explanation
Fig. 1 is the cross-sectional schematic of the two straight wind-driven generator of axial magnetic field slippage synchronous mode in the embodiment of the present invention one.
Fig. 2 is the A-A axial view of Fig. 1.
Fig. 3 is the B-B axial view of Fig. 1.
Fig. 4 is active inductiopn rotor perspective view in the embodiment of the present invention one.
Fig. 5 is the driven differential rotor perspective view of the embodiment of the present invention one.
Fig. 6 is the permanent-magnet eddy current coupling schematic diagram of the embodiment of the present invention one.
Fig. 7 is the stationary part schematic perspective view of the embodiment of the present invention one.
Fig. 8 is the magneto alternator part isometric schematic diagram of the embodiment of the present invention one.
Fig. 9 is the one-sided schematic perspective view of driven differential rotor of the present invention.
Figure 10 is the perspective cross section view of the embodiment of the present invention one.
Figure 11 is the isometric exploded view of the embodiment of the present invention one.
Figure 12 is the two straight wind-driven generator generalized section of the axial magnetic field slippage synchronous mode of the embodiment of the present invention two.
Figure 13 is the C-C generalized section of Figure 12.
Figure 14 is the D-D generalized section of Figure 12.
Figure 15 is the generalized section of the embodiment of the present invention three.
Embodiment
The invention discloses a kind of direct networking, the synchronous two straight wind-driven generator of axial magnetic field slippage without the need to electrical energy changer, be configured with conductive plate primarily of disc type power rotor, disc type driven rotor is configured with inner ring permanent magnet and outer ring permanent magnet and disk synchronous generator unit stator and is configured with the part compositions such as fixed armature.Principle is as follows: by flabellum capturing wind energy, the conductive plate driving power rotor coaxially to connect rotates, the inner ring permanent magnet that on cutting driven rotor, magnetic pole is alternately arranged, conductive disc induces eddy current, magnetic fields on this eddy current and driven rotor produces electromagnetic force, and then drives driven rotor to follow power rotor to rotate and be equivalent to eddy-current coupling.Driven rotor is in rotary course, and the armature winding of the magnetic field intercepts stator side of the outer ring permanent magnet that driven rotor is arranged produces electric energy, flows to electrical network through direct-connected circuit.Meanwhile, because generator armature is directly connected with electrical network, generator absorbs the reactive current of electrical network, and the armature winding being supplied to generator produces excitation field, and rotating speed the clamping down on by mains frequency in this magnetic field, substantially constant is constant.When wind speed changes, eddy-current coupling is automatically by wind speed change buffering, only electromagnetic torque change is delivered on driven rotor, excitation field constant airspeed, generator's power and angle changes, balance the electromagnetic torque change of eddy-current coupling within the specific limits, export useful work and change, and the frequency that generates electricity can remain unchanged.Permanent-magnet eddy current coupler and magneto alternator combine by the present invention dexterously, eddy-current coupling magnet and synchronous generator magnet are all integrated on same driven rotor, utilize the flexible transmission of torque principle of eddy-current coupling, ensure that generator exports electric energy frequency-invariant.
Below in conjunction with accompanying drawing, the present invention is further elaborated.
Embodiment one
The two straight wind-driven generator of axial magnetic field slippage synchronous mode, as shown in Figure 1, comprises armature spindle 1, flabellum 26, synchronous generator stator 41, initiatively inductiopn rotor 44 and driven differential rotor 42; Synchronous generator stator 41 comprises the left end cap 2 of dish type, the right end cap 12 of dish type, the stator casing 8 of circular cylindrical and the stator armature 7 orthogonal with stator casing 8 inner cylinder.
As shown in Fig. 3,7,8, be synchronous generator part of the present invention, winding coil 9 interlinkage of the excitation field that the outer ring magnet array 10 of the driven differential rotor of rotation is set up and armature portion, produces AC electromotive force in winding coil 9.Specific as follows: stator armature 7 is disc type ring-shaped, is coaxially fixed on the inside of shell 8 by bolt 13; Stator armature 7 forms through insulating resin encapsulation sclerosis primarily of a series of trapezoidal armature winding coil 9 evenly distributed circlewise about axle center; The coil plane of armature winding coil 9 is consistent with the card direction of stator armature 7, with the outer ring magnet array 10 of driven differential rotor 42 just to parallel, and keep fixing interstice 33, the winding magnetic potential of armature winding coil 9 in axial direction, when driven differential rotor 42 rotates, outer ring magnet array 10 creates mechanical rotating magnetic field, and the armature winding coil 9 of cutting stator side produces AC energy.
As shown in Fig. 4,6, initiatively inductiopn rotor 44 is by power rotor iron yoke 6 be laid on ring shaped conductive dish 5 coaxial in the bilateral card of power rotor iron yoke 6 and form, and ring shaped conductive dish 5 is by copper material, or silver-colored material, or other positive conductive materials are made; Initiatively inductiopn rotor 44 is positioned among the double plate inner chamber that the first disc type yoke 3 on driven differential rotor 42 and the second disc type yoke 11 formed, the inner ring magnet array 4 of disc type ring shaped conductive dish 5 and driven differential rotor 42, just to parallel, the first air gap 31 is provided therebetween.Initiatively inductiopn rotor 44 keeps rotating relatively freely with synchronous generator stator 41 by clutch shaft bearing 16 and armature spindle 1.Initiatively inductiopn rotor 44 and flabellum 26 are coaxially fixedly connected on the two ends of armature spindle 1, when wind blows flabellum 26 rotates, drive initiatively inductiopn rotor 44 coaxial rotation, the ring shaped conductive dish 5 that it is arranged has relative cutting with between the inner ring magnet array 4 of driven differential rotor 42, the alternating fields that inner ring magnet array 4 produces produces eddy current in ring shaped conductive dish 5, rotation is followed in the effect that inner ring magnet array 4 is subject to electromagnetic eddy power, a speed discrepancy revolutional slip is kept between the rotary speed of inner ring magnet array 4 and the speed of ring shaped conductive dish 5, guarantee to produce continuous print electromagnetic eddy power, the similar asynchronous motor of its operation principle, also referred to as eddy-current coupling.
As shown in Fig. 5,9, driven differential rotor 42 is coaxial parallel double disk structure, primarily of axially the parallel identical first disc type yoke 3 of two shapes and the second disc type yoke 11 are consolidated into one through support column 14 and form, parallel the first disc type yoke 3 of described axis and radially symmetrical parallel placement annular outer ring magnet array 10, radially symmetrical parallel placement two groups of annular inner race magnet arrays 4 inside card outside card in two relative cards of the second disc type yoke 11.
As shown in Figure 2, inner ring magnet array 4 is made up of the even number magnet that annular concentric arranges at equal intervals, and described first magnet 101 magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary; Outer ring magnet array 10 is made up of the even number magnet that annular concentric arranges at equal intervals, and described second magnet 401 magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary.Shown in inner ring magnet array 4 equal with the number of magnets of outer ring magnet array 10, and magnet polarity within the scope of same mechanical angle is consistent.
As shown in Figure 10, be cross section view of the present invention, present internal structure of the present invention.The stator armature 7 of synchronous generator stator 41 and active inductiopn rotor 44 are the spatial relation of ecto-entad radial arrangement; Driven differential rotor 42 keeps rotating relatively freely with synchronous generator stator 41 by the second bearing 15, the 3rd bearing 17.
Embodiment two
As shown in Fig. 1,12,13,14, the stator armature 7 of synchronous generator stator 41, driven differential rotor 42 and the disk-shaped structure that initiatively inductiopn rotor 44 is coaxially, card is parallel to each other; Stator armature 7, driven differential rotor 42 and active inductiopn rotor 44 are by the left-to-right spatial relation be arranged in parallel; Magnetic field all in axial direction.
Synchronous generator stator 41 is made up of the left end cap 2 of dish type, the right end cap 12 of dish type, the stator casing 8 of circular cylindrical and the disc type annular armature 7 be arranged on inside left end cap 2 in card.
Initiatively inductiopn rotor 44 keeps rotating relatively freely by clutch shaft bearing 16 and synchronous generator stator 41; Driven differential rotor 42 keeps rotating relatively freely with synchronous generator stator 41 by the second bearing 15.
Interstice 33 is provided with between the stator armature 7 of synchronous generator stator 41 and the generating magnet array 110 of driven differential rotor 42; The first air gap 31 is provided with between the eddy current magnet array 411 of driven differential rotor 42 and the disc type ring shaped conductive dish 5 of active inductiopn rotor 44.
The disc type annular armature 7 of synchronous generator stator 41 and active inductiopn rotor 44 are for being axially arranged in parallel;
Initiatively inductiopn rotor 44 and flabellum 26 are coaxially connected to the two ends of armature spindle 1, initiatively inductiopn rotor 44 is primarily of power rotor iron yoke 6 be laid on coaxial closed annular conductive plate 5 in power rotor iron yoke 6 card and form, and described ring shaped conductive dish 5 is made up of copper material, silver-colored material or other positive conductive materials.
As shown in figure 13, disc type annular armature 7 is made up of a series of trapezoidal iron core pole 71 evenly distributed circlewise about axle center and the trapezoidal armature winding coil 9 be enclosed within trapezoidal iron core pole 71; The coil plane of armature winding coil 9 is consistent with the card direction of disc type annular armature 7, all vertical with armature spindle 1;
As shown in Fig. 1,14, driven differential rotor 42 is arranged on initiatively between inductiopn rotor 44 and synchronous generator stator 41, and driven differential rotor 42 forms primarily of the generating magnet array 110 of the first disc type yoke 3 vertical with axle 1, eddy current magnet array 411 that coaxial annular arranges and annular array.Generating magnet array 110 and eddy current magnet array 411 are laid in two, the left and right card of the first disc type yoke 3 respectively with one heart;
Eddy current magnet array 411 is primarily of the even number magnet composition of annular concentric arrangement at equal intervals, and described first magnet 101 magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary;
Generating magnet array 110 is primarily of the even number magnet composition of annular concentric arrangement at equal intervals, and described second magnet 401 magnetizes all vertically, and the magnetizing direction of adjacent magnets is contrary.
Embodiment three
As shown in figure 15, by the Figure 12 in embodiment two vertically about the vertical axis image copying of power rotor iron yoke 6, the wind-driven generator structure of bilateral symmetry is obtained.Two groups of driven differential rotors 42 are consolidated into one by driven rotor connector 111, one end of driven differential rotor 42 is connected with stator left end cap 2 by the second bearing 15 with armature spindle 1, the other end is connected with stator right end cap 12 by the 3rd bearing 17 with the second axle 82, and described second axle 82 is the back shaft of symmetrical card.
Two cards of power rotor iron yoke 6 are symmetrical arranged identical ring shaped conductive dish 5, position between the two row eddy current magnet arrays 411 just in time arranged on driven differential rotor 42, while vortex induction produces driving torque, also axial magnetic pull is produced, adopt this bilateral symmetry structure, the magnetic pull that can the driven differential rotor 42 of active balance be subject to, is more conducive to electric generator structure design and optimizes.
Remaining part structure and effect identical with embodiment two, this is no longer going to repeat them.
Claims (5)
1. the two straight wind-driven generator of axial magnetic field slippage synchronous mode, is characterized in that: it comprises armature spindle (1), flabellum (26), synchronous generator stator (41), initiatively inductiopn rotor (44) and driven differential rotor (42);
Described synchronous generator stator (41) forms primarily of the left end cap (2) of dish type, the right end cap (12) of dish type, the stator casing (8) of circular cylindrical and the stator armature (7) orthogonal with stator casing (8) inner cylinder;
Described stator armature (7) is disc type ring-shaped, it is coaxially fixed on the inside of shell (8) by bolt (13), encapsulate sclerosis by the trapezoidal armature winding coil (9) evenly distributed circlewise about axle center through insulating resin to form, the coil plane of described armature winding coil (9) is consistent with the card direction of described stator armature (7), all vertical with armature spindle (1);
Described stator armature (7), initiatively inductiopn rotor (44) and the disk-shaped structure that driven differential rotor (42) is coaxially, card is parallel to each other, magnetic field is all in axial direction;
Described active inductiopn rotor (44) keeps rotating relatively freely by clutch shaft bearing (16) and synchronous generator stator (41);
Described driven differential rotor (42) keeps rotating relatively freely with synchronous generator stator (41) by the second bearing (15), the 3rd bearing (17);
Described active inductiopn rotor (44) and flabellum (26) are coaxially connected to the two ends of armature spindle (1), described active inductiopn rotor (44) is primarily of power rotor iron yoke (6) and be laid on ring shaped conductive dish (5) composition coaxial in the bilateral card of power rotor iron yoke (6), and described ring shaped conductive dish (5) is made up of copper material, silver-colored material or other positive conductive materials;
Described driven differential rotor (42) is coaxial parallel double disk structure, primarily of axially the parallel identical first disc type yoke (3) of two shapes and the second disc type yoke (11) are consolidated into one through support column (14) and form, axially parallel described first disc type yoke (3) and radially symmetrical parallel placement annular outer ring magnet array (10), radially symmetrical parallel placement two groups of annular inner race magnet arrays (4) inside card outside card in two relative cards of described second disc type yoke (11);
Described inner ring magnet array (4) is made up of even number first magnet that annular concentric arranges at equal intervals, and described first magnet (101) is magnetized all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described outer ring magnet array (10) is made up of even number second magnet that annular concentric arranges at equal intervals, and described second magnet (401) is magnetized all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described inner ring magnet array (4) is equal with the number of magnets of outer ring magnet array (10), and magnet polarity within the scope of same mechanical angle is consistent;
The stator armature (7) of described synchronous generator stator (41) and described active inductiopn rotor (44) are ecto-entad radial arrangement;
Described active inductiopn rotor (44) is positioned among the double plate inner chamber that the first disc type yoke (3) on described driven differential rotor (42) and the second disc type yoke (11) formed, the inner ring magnet array (4) of driven differential rotor (42) is just right with the disc type ring shaped conductive dish (5) of active inductiopn rotor (44), and the first air gap (31) is provided therebetween;
The stator armature (7) of described synchronous generator stator (41) is positioned among the double plate inner chamber that the first disc type yoke (3) on driven differential rotor (42) and the second disc type yoke (11) formed, just right with the outer ring magnet array (10) of driven differential rotor (42), interstice (33) is provided therebetween.
2. the two straight wind-driven generator of axial magnetic field slippage synchronous mode according to claim 1, is characterized in that: described first magnet (101) and the second magnet (401) are permanent magnet, superconducting magnet or DC excitation magnet.
3. the two straight wind-driven generator of axial magnetic field slippage synchronous mode according to claim 1, is characterized in that: the interior outer radius of described inner ring magnet array (4) is consistent with the interior outer radius of ring shaped conductive dish (5); The interior outer radius of described outer ring magnet array (10) is consistent with the interior outer radius of stator armature (9).
4. the two straight wind-driven generator of axial magnetic field slippage synchronous mode, is characterized in that: it comprises armature spindle (1), coaxial flabellum (26) by left-to-right arrangement, synchronous generator stator (41), driven differential rotor (42) and initiatively inductiopn rotor (44);
Described synchronous generator stator (41) is primarily of the left end cap (2) of dish type, the right end cap (12) of dish type, stator casing (8) and the disc type annular armature (7) be arranged in the card of left end cap (2) inner side of circular cylindrical form, described disc type annular armature (7) is primarily of about the evenly distributed circlewise trapezoidal iron core pole (71) in axle center and trapezoidal armature winding coil (9) composition that is enclosed within trapezoidal iron core pole (71), the coil plane of described armature winding coil (9) is consistent with the card direction of disc type annular armature (7), all vertical with axle (1),
Described stator armature (7), initiatively inductiopn rotor (44) and the disk-shaped structure that driven differential rotor (42) is coaxially, card is parallel to each other, magnetic field is all in axial direction;
Described active inductiopn rotor (44) keeps rotating relatively freely by clutch shaft bearing (16) and synchronous generator stator (41);
Described driven differential rotor (42) keeps rotating relatively freely by bearing second (15) and synchronous generator stator (41);
The stator armature (7) of described synchronous generator stator (41) and active inductiopn rotor (44) are for being axially arranged in parallel;
Described active inductiopn rotor (44) and flabellum (26) are coaxially connected to the two ends of armature spindle (1), active inductiopn rotor (44) is primarily of power rotor iron yoke (6) and be laid on closed annular conductive plate (5) composition coaxial in power rotor iron yoke (6) card, and described ring shaped conductive dish (5) is made up of copper material, silver-colored material or other positive conductive materials;
Described driven differential rotor (42) is arranged between described active inductiopn rotor (44) and described synchronous generator stator (41), described driven differential rotor (42) forms primarily of the generating magnet array (110) of the first disc type yoke (3) vertical with armature spindle (1), eddy current magnet array (411) that coaxial annular arranges and annular array, and generating magnet array (110) and eddy current magnet array (411) are laid in two, the left and right card of the first disc type yoke (3) respectively with one heart;
Described eddy current magnet array (411) is primarily of the even number first magnet composition of annular concentric arrangement at equal intervals, and described first magnet (101) is magnetized all vertically, and the magnetizing direction of adjacent magnets is contrary;
Described generating magnet array (110) is made up of even number second magnet that annular concentric arranges at equal intervals, and described second magnet (401) is magnetized all vertically, and the magnetizing direction of adjacent magnets is contrary;
Interstice (33) is provided with between the stator armature (7) of described synchronous generator stator (41) and the generating magnet array (110) of driven differential rotor (42); The first air gap (31) is provided with between the eddy current magnet array (411) of described driven differential rotor (42) and the disc type ring shaped conductive dish (5) of active inductiopn rotor (44);
The two straight wind-driven generator of axial magnetic field slippage synchronous mode according to claim 4, is characterized in that: described first magnet (101) and the second magnet (401) are permanent magnet, superconducting magnet or DC excitation magnet.
5. the two straight wind-driven generator of axial magnetic field slippage synchronous mode according to claim 4, is characterized in that: the interior outer radius of described eddy current magnet array (411) is consistent with the interior outer radius of ring shaped conductive dish (5); The interior outer radius of described generating magnet array (110) is consistent with the interior outer radius of stator armature (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510099524.5A CN104682621B (en) | 2015-03-06 | 2015-03-06 | Axial magnetic field slip synchronization-type double-direct wind power generator |
Applications Claiming Priority (1)
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| CN106926691A (en) * | 2017-04-25 | 2017-07-07 | 陈文清 | A kind of free differential drive device |
| CN109768612A (en) * | 2019-01-31 | 2019-05-17 | 魏永军 | Slippage power generation and driving motor integrating and its system |
| CN110645150A (en) * | 2019-10-09 | 2020-01-03 | 陈景 | Integrated inner fan blade coreless wind driven generator |
| CN112776183A (en) * | 2020-12-30 | 2021-05-11 | 泉州市海恩德机电科技发展有限公司 | Intelligent mine stone cutter |
| JP7470470B1 (en) | 2023-10-31 | 2024-04-18 | 弘幸 福田 | Power Generation System |
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