CN103326484A - Transformer type alternating-current generator - Google Patents
Transformer type alternating-current generator Download PDFInfo
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- CN103326484A CN103326484A CN201310256713XA CN201310256713A CN103326484A CN 103326484 A CN103326484 A CN 103326484A CN 201310256713X A CN201310256713X A CN 201310256713XA CN 201310256713 A CN201310256713 A CN 201310256713A CN 103326484 A CN103326484 A CN 103326484A
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Abstract
The invention discloses a transformer type alternating-current generator which comprises a rotor magnet component rotating around a shaft and a stator magnet component arranged outside the rotor magnet component in a surrounding mode. The stator magnet component comprises at least two stator magnets, and all the stator magnets are evenly arranged outside the rotor magnet component in the surrounding mode. The rotor magnet component comprises at least two rotor magnets made of permanent magnets, and the rotor magnets are coaxially arranged. The N pole positions and the S pole positions of the rotor magnets all correspond to the magnetic pole positions of the stator magnets to form a closed magnetic loop. Output windings are wound on the stator magnets. When the rotor magnets rotate, induced electromotive force is generated according to the law of electromagnetic induction. The transformer type alternating-current generator is simple in structure, small in size, low in cost and light in weight, reduces loss of empty load, improves output power of unit weight, and is capable of generating high voltages needed by electric transmission lines, good in heat dissipation, guaranteed in insulativity, modularized in structural standard, and convenient to produce, transport, mount, overhaul and maintain.
Description
Technical field
The present invention relates to a kind of generator, particularly relate to a kind of transformer type alternating current generator.
Background technology
Uncommon first alternating current generator in the world of having invented of French scientist AH pik in 1832.The basic principle of generating electricity over year surplus in the of 180 and the basic structure of generator do not have substantial change, and its electricity generating principle is: the conductor cutting magnetic line produces induced electromotive force.The shortcoming of such electric generator structure is: the generating winding must place in the narrow and small stator slot that tightly encloses rotor magnet, and the outer both ends of groove are stacked mutually, the heat radiation difficulty, and also because stacked mutually, insulating properties can not guarantee.Traditional alternating current generator can only send the electromotive force of tens of kilovars, in order to improve radiating efficiency, increases power output, and large turbo-type generator often has to adopt complicated hydrogen-cooled or Water Cooling Technology; In order to satisfy needed hundreds of, thousands of kilovolts the high pressure of transmission line, again must be at its output serial connection step-up transformer, therefore increased equipment investment, floor space and empty, load loss, reduced reliability, its output potential waveform is for containing the high order slot harmonic, near sinusoidal but not accurate sinusoidal waveform.
Summary of the invention
The present invention finishes in order to solve above-mentioned deficiency of the prior art, the purpose of this invention is to provide a kind of simple in structure, volume is little, cost is low, in light weight, reduce the idling load-loss, improve the Unit Weight power output, and can directly send and satisfy the transmission line necessary high voltages, heat radiation is good, insulating properties is guaranteed, and the construction standard modularization, the convenient transformer type alternating current generator of producing, transporting, install, overhaul and safeguard.
A kind of transformer type alternating current generator of the present invention, comprise that the rotor magnet assembly and the ring that pivot are located at the outer stator magnet assembly of described rotor magnet assembly, described stator magnet assembly comprises at least two stator magnets, all described stator magnets encircle equably and are located at outside the described rotor magnet assembly, described rotor magnet assembly comprises the rotor magnet of at least two coaxial settings, described rotor magnet is permanent magnet, the N utmost point of described rotor magnet and S utmost point position all with the corresponding formation of the position of magnetic pole closed magnetic loop of described stator magnet, described stator magnet outside is wound with the output winding.
A kind of transformer type alternating current generator of the present invention can also be:
Described each stator magnet is D type magnet, the rectangle frame of described stator magnet for being rolled into by silicon strip, described rectangle frame one side offers opening, described rotor magnet assembly outside is positioned at described opening, described rotor magnet from top to bottom extends along described rotor magnet assembly, and the magnetic pole of described stator magnet opening part is corresponding with described rotor magnet.
Described stator magnet is C type magnet, and described stator magnet forms for being rolled by silicon strip, and described rotor magnet extends top and the bottom that is arranged at described rotor magnet assembly respectively, and the N utmost point and the S with rotor magnet is extremely corresponding respectively for lower magnetic pole on the described stator magnet.
Described stator magnet assembly comprises at least three stator magnets, and the number of described stator magnet is three integral multiple.
Be provided with compensation magnets between the described adjacent stators magnet.
Described stator magnet assembly comprises at least four stator magnets, and the number of described stator magnet is four integral multiple.
Described rotor magnet assembly comprises by turning of making of insulating material and extends the rotor magnet that is arranged in described the turning.
The magnetic pole cross section of described stator magnet is fan-shaped ring.
Described rotor magnet cross section is fan-shaped ring or arc shape, and the cross-sectional area of described rotor magnet is equal to or less than the magnetic pole cross-sectional area of described stator magnet.
A kind of transformer type alternating current generator of the present invention, it comprises that the rotor magnet assembly and the ring that pivot are located at the outer stator magnet assembly of described rotor magnet assembly, described stator magnet assembly comprises at least two stator magnets, all described stator magnets encircle equably and are located at outside the described rotor magnet assembly, described rotor magnet assembly comprises the rotor magnet of at least two coaxial settings, described rotor magnet is permanent magnet, the N utmost point of described rotor magnet and S utmost point position all with the corresponding formation of the position of magnetic pole closed magnetic loop of described stator magnet, described stator magnet outside is wound with the output winding.Like this, the rotor magnet assembly is around self axis rotation, driving the inner permanent magnetic body is that rotor magnet together rotates, the N utmost point of rotor magnet and the S utmost point replace the magnetization with stator magnet, produce alternating flux, in the output winding, produce the interchange electromotive force according to the law of electromagnetic induction, and can directly send the transmission line necessary high voltages, even can save the transformer of peripheral hardware.Because the output winding is to be wrapped in the stator magnet outside, twine the space and for the spatial accommodation of existing stator slot in stator magnet inside, increased at least one times, therefore heat radiation is better, and insulating properties is guaranteed.Simultaneously, owing to reduced step-up transformer combination etc., weight and idling carry and can reduce more than 50%, and correspondingly reduced equipment investment, volume is littler, and according to the geometry of rotor magnet cross section, can send waveforms such as sine, square wave, triangular wave accurately.And because the stator magnet assembly can unitization, be convenient to produce, transport, install, overhaul and safeguard convenient.
Description of drawings
Single-phase alternator schematic diagram in a kind of transformer type alternating current generator of Fig. 1 the present invention.
Another single-phase alternator schematic diagram of a kind of transformer type alternating current generator of Fig. 2 the present invention.
The described stator magnet of Fig. 3 Fig. 1 of the present invention and rotor magnet sectional view.
Transformer generator output electromotive force e and magnetic flux phi oscillogram shown in Fig. 4 Fig. 3 of the present invention.
Another embodiment sectional view of the described stator magnet of Fig. 5 Fig. 1 of the present invention and rotor magnet assembly.
Transformer generator output electromotive force e and magnetic flux phi oscillogram shown in Fig. 6 Fig. 5 of the present invention.
The described stator magnet of Fig. 7 Fig. 1 of the present invention and rotor magnet assembly be an embodiment sectional view again.
Transformer generator output electromotive force e and magnetic flux phi oscillogram shown in Fig. 8 Fig. 7 of the present invention.
Threephase alternator sectional view in a kind of transformer type alternating current generator of Fig. 9 the present invention.
Four cross streams generator sectional views in a kind of transformer type alternating current generator of Figure 10 the present invention.
Another threephase alternator sectional view in a kind of transformer type alternating current generator of Figure 11 the present invention.
A kind of transformer type alternating current generator output potential oscillogram that Figure 12 the present invention is shown in Figure 9.
A kind of transformer type alternating current generator output potential oscillogram that Figure 13 the present invention is shown in Figure 10.
The figure number explanation
1 ... rotor magnet assembly 2 ... stator magnet 3 ... rotor magnet
4 ... output winding 5 ... opening 6 ... compensation magnets
7 ... turn
Embodiment
Fig. 1 to Figure 13 below in conjunction with accompanying drawing is described in further detail a kind of transformer type alternating current generator of the present invention.
A kind of transformer type alternating current generator of the present invention, please refer to Fig. 1 to Figure 13, comprise the rotor magnet assembly 1 that pivots and encircle the stator magnet assembly that is located at outside the described rotor magnet assembly 1, described stator magnet assembly comprises at least two stator magnets 2, all described stator magnets 2 encircle equably and are located at outside the described rotor magnet assembly 1, described rotor magnet assembly 1 comprises the rotor magnet 3 of at least two coaxial settings, described rotor magnet 3 is permanent magnet, the N utmost point of described rotor magnet 3 and S utmost point position all with the corresponding formation of the position of magnetic pole closed magnetic loop of described stator magnet 2, described stator magnet 2 outsides are wound with output winding 4.Like this, rotor magnet assembly 1 drives together rotation of inner rotator magnet 3 around self axis rotation, the N utmost point of rotor magnet 3 and the S utmost point replace and stator magnet 2 magnetizations, produce alternating flux, according to the law of electromagnetic induction, in the output winding, produce and exchange electromotive force.Because winding 4 is wrapped in stator magnet 2 outsides, narrow stator slot compared to existing technology, winding 4 spaces of living in are bigger, therefore heat radiation is better, and insulating properties is guaranteed, can directly send the required high voltage of transmission line, even can save the transformer of peripheral hardware, weight and idling load-loss reduce more than 50%, and correspondingly reduced equipment investment, volume is littler, and according to the shape of the cross section of rotor magnet 3, can send waveforms such as sine, square wave, triangular wave accurately.And stator magnet 2 can unitization, is convenient to produce, transport, install, overhaul and safeguard convenient.In addition, stator magnet 2 encircles equably and is located at outside the described rotor magnet assembly 1, and namely stator magnet 2 uniformly-spaced encircles and is located at outside the rotor magnet assembly 1, that is to say that the angle between each adjacent stator magnet 2 is identical.
A kind of transformer type alternating current generator of the present invention, please refer to Fig. 1 to Figure 13, specifically can be that described each stator magnet 2 is D type magnet in front on the basis of technical scheme, the rectangle frame of described stator magnet 2 for being rolled into by silicon strip, described rectangle frame one side offers opening 5, described rotor magnet assembly 1 outside is positioned at described opening 5, described rotor magnet 3 extends the magnetic pole at described stator magnet 2 openings 5 places and described rotor magnet 3 corresponding formation closed magnet circuit along described rotor magnet assembly 1 from top to bottom.As shown in Figure 1, when rotor rotated, the N utmost point of the rotor magnet 3 of rotor magnet assembly 1 and the S utmost point alternately produced the magnetization of alternation with stator magnet 2, and produce alternating flux, produce and exchange electromotive force, and above-mentioned form is coaxial with the footpath alternative electric generation.Certainly can also be that described stator magnet assembly comprises at least two stator magnets 2, described stator magnet 2 is C type magnet, described stator magnet 2 forms for being rolled by silicon strip, as shown in Figure 2, described rotor magnet 3 extends top and the bottom that is arranged at described rotor magnet assembly 1 respectively, and the N utmost point and the S with rotor magnet 3 is extremely corresponding respectively for lower magnetic pole on the described stator magnet 2.Like this, stator magnet 2 magnetization generation alternating fluxes corresponding with it when in the process of rotation, being positioned at rotor magnet 3 rotation of stator magnet 2 tops and bottom, according to the law of electromagnetic induction, and then at winding 4 generation alternating current impression electromotive forces, it is coaxial reducing generator.Alternating current generator in the presence of these two kinds of concrete structures can be single-phase alternator, threephase alternator, four cross streams generator and polyphase alternators.With reference to figure 9, further concrete technical scheme is that described stator magnet assembly comprises at least three stator magnets 2, and the number of described stator magnet 2 is three integral multiple, and this is the transformer type AC three-phase asynchronous motor.Further concrete technical scheme is to be provided with compensation magnets 6 between the described adjacent stators magnet 2.The advantage that compensation magnets 6 is set is the leakage field that reduces rotor magnet assembly 1, improves the output potential waveform.In addition, with reference to Figure 10, described stator magnet assembly comprises symmetrically arranged at least four stator magnets 2, and the number of described stator magnet 2 is four integral multiple.The stator magnet assembly still is that symmetrically arranged four stator magnets 2 form, the advantage of symmetrically arranged four stator magnets 2 is that the angle between the adjacent stator magnet 2 is 90 °, stator magnet 2 is relative in twos, consecutive roots is compensating pole each other, improved the efficient of generator to greatest extent, increased a phase, reduced by a power transmission line, make that the motor operation is more steady, can be autonomous power supply system first-selections such as ships, aviation and tank.If these two the outside windings of relative stator magnet are played a reversed role and can be formed diphaser, be not connected in series the four cross streams generators that then are as the criterion.The number that can also be stator magnet 2 is six.The electricity generating principle of the accurate four cross streams generators of above transformer type single-phase alternator, transformer type threephase alternator, transformer type diphaser and transformer type and the geometry of magnetic pole cross section all are identical.
A kind of transformer type alternating current generator of the present invention, please refer to Fig. 1 to Figure 13, in front on the basis of described technical scheme, can also be that described rotor magnet assembly 1 comprises by what magnetic edge material was made and turns 7 and extend and be arranged on described rotor magnets 3 of turning in 7.The advantage of She Zhiing is to turn and the whole cylinder of forming of rotor magnet like this, and resistance minimum in its rotary course, and turning the fixed-site of rotor magnet is achieved that rotor magnet operates steadily, to hinder square little.Please refer to Fig. 3, Fig. 5, and Fig. 7, further optimized technical scheme is that the magnetic pole cross section of described stator magnet 2 is fan-shaped ring.Please refer to Fig. 3, Fig. 5, and Fig. 7 can also be that described rotor magnet 3 cross sections are fan-shaped ring or arc shape, and the cross-sectional area of described rotor magnet 3 is equal to or less than the magnetic pole cross-sectional area of described stator magnet 2.And fan-shaped ring and arcuate shape correspondence is to produce different output potential waveforms.The potential waveform difference of output can be applied in the different power devices.Can derive the mathematic(al) representation of the geometry of the different corresponding rotor magnet cross sections of output potential waveform according to the law of electromagnetic induction.
Generator and motor are reversible, when the output winding then can be used as motor applications during corresponding alternating voltage in addition.
Above-mentionedly only several specific embodiments among the present invention are illustrated; but can not be as whole protection ranges of the present invention; every equivalence variation of having done according to the design spirit among the present invention or modification or equal proportion are amplified or are dwindled etc., all should think to fall into protection scope of the present invention.
Claims (9)
1. transformer type alternating current generator, it is characterized in that: comprise that the rotor magnet assembly and the ring that pivot are located at the outer stator magnet assembly of described rotor magnet assembly, described stator magnet assembly comprises at least two stator magnets, all described stator magnets encircle equably and are located at outside the described rotor magnet assembly, described rotor magnet assembly comprises the rotor magnet of at least two coaxial settings, described rotor magnet is permanent magnet, the N utmost point of described rotor magnet and S utmost point position all with the corresponding formation of the position of magnetic pole closed magnetic loop of described stator magnet, described stator magnet outside is wound with the output winding.
2. a kind of transformer type alternating current generator according to claim 1, it is characterized in that: described each stator magnet is D type magnet, the rectangle frame of described stator magnet for being rolled into by silicon strip, described rectangle frame one side offers opening, described rotor magnet assembly outside is positioned at described opening, described rotor magnet from top to bottom extends along described rotor magnet assembly, and the magnetic pole of described stator magnet opening part is corresponding with described rotor magnet.
3. a kind of transformer type alternating current generator according to claim 1, it is characterized in that: described stator magnet is C type magnet, described stator magnet forms for being rolled by silicon strip, described rotor magnet extends top and the bottom that is arranged at described rotor magnet assembly respectively, and the N utmost point and the S with rotor magnet is extremely corresponding respectively for lower magnetic pole on the described stator magnet.
4. according to claim 2 or 3 described a kind of transformer type alternating current generators, it is characterized in that: described stator magnet assembly comprises at least three stator magnets, and the number of described stator magnet is three integral multiple.
5. a kind of transformer type alternating current generator according to claim 4 is characterized in that: be provided with compensation magnets between the described adjacent stators magnet.
6. according to claim 2 or the described a kind of transformer type alternating current generator of 3 any claims, it is characterized in that: described stator magnet assembly comprises symmetrically arranged at least four stator magnets, and the number of described stator magnet is four integral multiple.
7. according to claim 2 or the described a kind of transformer type alternating current generator of 3 any claims, it is characterized in that: described rotor magnet assembly comprises by turning of making of insulating material and extends the rotor magnet that is arranged in described the turning.
8. a kind of transformer type alternating current generator according to claim 7, it is characterized in that: the magnetic pole cross section of described stator magnet is fan-shaped ring.
9. a kind of transformer type alternating current generator according to claim 7, it is characterized in that: described rotor magnet cross section is fan-shaped ring or arc shape, the cross-sectional area of described rotor magnet is equal to or less than the magnetic pole cross-sectional area of described stator magnet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310256713XA CN103326484A (en) | 2013-06-25 | 2013-06-25 | Transformer type alternating-current generator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310256713XA CN103326484A (en) | 2013-06-25 | 2013-06-25 | Transformer type alternating-current generator |
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| CN103326484A true CN103326484A (en) | 2013-09-25 |
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| CN201310256713XA Pending CN103326484A (en) | 2013-06-25 | 2013-06-25 | Transformer type alternating-current generator |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322742A (en) * | 2014-12-13 | 2016-02-10 | 谭健 | Super-high-voltage direct current power generation |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2519097A (en) * | 1946-06-05 | 1950-08-15 | Rolls Royce | Dynamoelectrical machine |
| US4786834A (en) * | 1987-07-06 | 1988-11-22 | Rem Technologies, Inc. | Stator assembly for dynamoelectric machine |
| CN1320996A (en) * | 2000-04-21 | 2001-11-07 | 华标 | Magnetic-induction electric generator |
| CN101345446A (en) * | 2007-07-10 | 2009-01-14 | 徐文廷 | Motor |
| CN202435222U (en) * | 2011-12-24 | 2012-09-12 | 烟台舒驰客车有限责任公司 | Brushless direct current induction generator for vehicle |
-
2013
- 2013-06-25 CN CN201310256713XA patent/CN103326484A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2519097A (en) * | 1946-06-05 | 1950-08-15 | Rolls Royce | Dynamoelectrical machine |
| US4786834A (en) * | 1987-07-06 | 1988-11-22 | Rem Technologies, Inc. | Stator assembly for dynamoelectric machine |
| CN1320996A (en) * | 2000-04-21 | 2001-11-07 | 华标 | Magnetic-induction electric generator |
| CN101345446A (en) * | 2007-07-10 | 2009-01-14 | 徐文廷 | Motor |
| CN202435222U (en) * | 2011-12-24 | 2012-09-12 | 烟台舒驰客车有限责任公司 | Brushless direct current induction generator for vehicle |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105322742A (en) * | 2014-12-13 | 2016-02-10 | 谭健 | Super-high-voltage direct current power generation |
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Application publication date: 20130925 |