CN103956257A - Multi-magnetic-circuit voltage regulating transformer - Google Patents
Multi-magnetic-circuit voltage regulating transformer Download PDFInfo
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- CN103956257A CN103956257A CN201410127145.8A CN201410127145A CN103956257A CN 103956257 A CN103956257 A CN 103956257A CN 201410127145 A CN201410127145 A CN 201410127145A CN 103956257 A CN103956257 A CN 103956257A
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- mutual inductance
- inductance magnet
- magnetic body
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- inductance magnetic
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Abstract
The invention provides a multi-magnetic-circuit voltage regulating transformer. The multi-magnetic-circuit voltage regulating transformer comprises a mutual inductance magnetic body I, a mutual inductance magnetic body II, a mutual inductance magnetic body III, a mutual inductance magnetic body IV, primary windings and secondary windings, wherein the lower end of the mutual inductance magnetic body I is provided with the mutual inductance magnetic body II, the lower end of the mutual inductance magnetic body II is provided with the mutual inductance magnetic body III and the mutual inductance magnetic body IV, gaps are arranged among the mutual inductance magnetic body I, the mutual inductance magnetic body II, the mutual inductance magnetic body III and the mutual inductance magnetic body IV, the secondary windings penetrate through magnetic circuits of the mutual inductance magnetic body I, the mutual inductance magnetic body II, the mutual inductance magnetic body III and the mutual inductance magnetic body IV, internal magnetic circuits of the mutual inductance magnetic body I, the mutual inductance magnetic body II, the mutual inductance magnetic body III and the mutual inductance magnetic body IV are respectively provided with one primary winding, and the secondary windings are formed by a plurality of annular copper bars. According to the multi-magnetic-circuit voltage regulating transformer provided by the invention, the total manufacturing cost of a system is reduced to a large extent, the size of the system is reduced, stepless continuous voltage regulating can be carried out on the system through a voltage regulator in smaller capacity, and a basically-undistorted voltage waveform and a stronger overload capacity can be obtained.
Description
Technical field
The present invention relates to transformer technology field, be specially a kind of multipath magnetic circuit voltage regulating transformer.
Background technology
Transformer is that a kind of undesirable mutual electromagnetic inductance of utilizing is answered, the device of voltage of transformation, electric current and impedance.Transformer, by providing the iron core-closed of magnetic flux path and two coil windings on iron core to form, wherein connects the winding of power supply armature winding, and its number of turn is N1, and another winding connects load, is called secondary winding, and its number of turn is N2.Armature winding is again former limit winding, and secondary winding is again secondary winding.When a sinusoidal voltage U1 is added in winding two ends, former limit, in wire, just there is alternating current I1 and produce alternating flux ф 1, it forms closed magnetic circuit along iron core through former limit winding and secondary winding, in secondary winding, induce mutual inductance electromotive force U2, ф 1 also can induce a self-induced e.m.f E1 on the winding of former limit simultaneously, the direction of E1 and institute's making alive U1 opposite direction and amplitude are close, thereby have limited the size of I1.In order to keep the existence of magnetic flux ф 1 just need to have certain power consumption, and transformer itself also has certain loss, although now secondary, do not connect load, in the winding of former limit, still has certain electric current, and we are called " no-load current " this electric current.If secondary, connect load, secondary winding is with regard to generation current I2, therefore and produce magnetic flux ф 2, the direction of ф 2 is contrary with ф 1, play a part to cancel each other, magnetic flux total in iron core is reduced to some extent, thereby elementary self induction voltage E1 is reduced, its result increases I1, and visible primary current and secondary load have substantial connection.When secondary load electric current strengthens, I1 increases, and ф 1 also increases, and ф 1 increases and partly just in time supplemented the part magnetic flux of being offset by ф 2, to keep in iron core total magnetic flux constant.
In addition, for high-power voltage-regulating system, in voltage regulator voltage-regulating system, surge capacity must be not less than transformer capacity, has bulky, the problem such as cost is high, pressure drop is large and overload capacity is low; There is problems such as causing high-order harmonic generation in system, interference electrical network in thyristor and electromagnetic voltage adjusting system, for test macro does not allow.
Summary of the invention
Technical problem solved by the invention is to provide a kind of multipath magnetic circuit voltage regulating transformer, to solve the problem in above-mentioned background technology.
Technical problem solved by the invention realizes by the following technical solutions: a kind of multipath magnetic circuit voltage regulating transformer, comprise: mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, mutual inductance magnet IV, a winding, secondary winding, described mutual inductance magnet I lower end is provided with mutual inductance magnet II, mutual inductance magnet II lower end is provided with mutual inductance magnet III, mutual inductance magnet IV, mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, between mutual inductance magnet IV, be provided with gap, secondary winding is through mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, the magnetic circuit of mutual inductance magnet IV, mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, the inside magnetic circuit of mutual inductance magnet IV is respectively equipped with winding one time, described secondary winding is comprised of several annular copper bars.
Described multiple magnetic circuit transformer mutual inductance magnet number is originally 2-10, and its each magnetic circuit amount of capacity can combine as required.
Described secondary winding is that a group or some groups of copper bars, Copper Foil, copper cash connecing form, and material is copper or aluminium.
Described multiple magnetic circuit transformer is for being single-phase multiple magnetic circuit transformer or three-phase multiple magnetic circuit transformer.
The core structure of described mutual inductance magnet is core formula or shell-type.
The type of cooling of described transformer is self cooling, air-cooled or liquid cooling.
Compare with public technology, there is following advantage in the present invention: the present invention significantly reduces system total cost, reduce system bulk, can be compared with the voltage regulator of low capacity, system is carried out to stepless continuous pressure regulation, and obtain substantially distortionless voltage waveform and stronger overload capacity.
Accompanying drawing explanation
Fig. 1 is front view schematic diagram of the present invention;
Fig. 2 is three-dimensional icon intention of the present invention.
Embodiment
In order to make technological means of the present invention, creation characteristic, workflow, using method reach object and effect is easy to understand, below in conjunction with the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
As Fig. 1, shown in Fig. 2, a kind of multipath magnetic circuit voltage regulating transformer, comprise: mutual inductance magnet I1, mutual inductance magnet II3, mutual inductance magnet III4, mutual inductance magnet IV5, a winding 2, secondary winding 6, described mutual inductance magnet I1 lower end is provided with mutual inductance magnet II3, mutual inductance magnet II3 lower end is provided with mutual inductance magnet III4, mutual inductance magnet IV5, mutual inductance magnet I1, mutual inductance magnet II3, mutual inductance magnet III4, between mutual inductance magnet IV5, be provided with gap, secondary winding 6 is through mutual inductance magnet I1, mutual inductance magnet II3, mutual inductance magnet III4, the magnetic circuit of mutual inductance magnet IV5, mutual inductance magnet I1, mutual inductance magnet II3, mutual inductance magnet III4, the inside magnetic circuit of mutual inductance magnet IV5 is respectively equipped with winding 2 one time, described secondary winding 6 is comprised of several annular copper bars.
Described multiple magnetic circuit transformer mutual inductance magnet number is originally 2-10, and its each magnetic circuit amount of capacity can combine as required.
Described secondary winding 6 is that a group or some groups of copper bars, Copper Foil, copper cash connecing form, and material is copper or aluminium.
Described multiple magnetic circuit transformer is for being single-phase multiple magnetic circuit transformer or three-phase multiple magnetic circuit transformer.
The core structure of described mutual inductance magnet is core formula or shell-type.
The type of cooling of described transformer is self cooling, air-cooled or liquid cooling.
The present invention put into principle by: multiple magnetic circuit transformer body is by 4, not to be equal to mutual inductance magnet to be formed.By control selectively the input of each magnetic circuit at input, just can make output increase progressively with the progression of 1:2:3:4:5:6, then one of the magnetic circuit access that produces therein 1/6 output is equivalent to 1/6 voltage regulator of complete machine capacity, in each differential scope, carry out stepless continuous pressure regulation, thereby obtain the continuously adjustable effect of omnidistance classification.Multiple magnetic circuit transformer has 4 separated iron core magnets and a winding; Secondary winding is consisted of several annular copper bars and is run through 4 magnetic circuits, goes into the conjugacy close coupling state with 4 windings.
The present invention can obtain with the voltage regulator that is equivalent to conventional voltage-regulating system 1/6 capacity the voltage regulation result being equal to; Because making the stability of the adjustment process of electric current and voltage, greatly improves 1/6 attenuation simultaneously; Because of design and structure maintenance input---the close coupling of outlet chamber, complete machine is Low ESR and has high output; There is the peptizaiton that makes electromagnetic stress and thermal effect, thereby be specially adapted to the powerful work system of heavy current; . owing to regulating magnetic circuit only for 1/6 output, so becoming region to the impact of voltage, current waveform distortion, some nonlinear characteristic of voltage regulator disappears.
More than show and described basic principle of the present invention, principal character and advantage of the present invention.The technical staff of the industry should understand; the present invention is not restricted to the described embodiments; that in above-described embodiment and specification, describes just illustrates principle of the present invention; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements all fall in the claimed scope of the invention.Claimed scope of the present invention is defined by appending claims and equivalent thereof.
Claims (6)
1. a multipath magnetic circuit voltage regulating transformer, comprise: mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, mutual inductance magnet IV, a winding, secondary winding, it is characterized in that: described mutual inductance magnet I lower end is provided with mutual inductance magnet II, mutual inductance magnet II lower end is provided with mutual inductance magnet III, mutual inductance magnet IV, mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, between mutual inductance magnet IV, be provided with gap, secondary winding is through mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, the magnetic circuit of mutual inductance magnet IV, mutual inductance magnet I, mutual inductance magnet II, mutual inductance magnet III, the inside magnetic circuit of mutual inductance magnet IV is respectively equipped with winding one time, described secondary winding is comprised of several annular copper bars.
2. a kind of multipath magnetic circuit voltage regulating transformer according to claim 1, is characterized in that: described multiple magnetic circuit transformer mutual inductance magnet number is originally 2-10, and its each magnetic circuit amount of capacity can combine as required.
3. a kind of multipath magnetic circuit voltage regulating transformer according to claim 1, is characterized in that: described secondary winding is that a group or some groups of copper bars, Copper Foil, copper cash connecing form, and material is copper or aluminium.
4. a kind of multipath magnetic circuit voltage regulating transformer according to claim 1, is characterized in that: described multiple magnetic circuit transformer is for being single-phase multiple magnetic circuit transformer or three-phase multiple magnetic circuit transformer.
5. a kind of multipath magnetic circuit voltage regulating transformer according to claim 1, is characterized in that: the core structure of described mutual inductance magnet is core formula or shell-type.
6. a kind of multipath magnetic circuit voltage regulating transformer according to claim 1, is characterized in that: the type of cooling of described transformer is self cooling, air-cooled or liquid cooling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127145.8A CN103956257A (en) | 2014-03-31 | 2014-03-31 | Multi-magnetic-circuit voltage regulating transformer |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410127145.8A CN103956257A (en) | 2014-03-31 | 2014-03-31 | Multi-magnetic-circuit voltage regulating transformer |
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| Publication Number | Publication Date |
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| CN103956257A true CN103956257A (en) | 2014-07-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410127145.8A Pending CN103956257A (en) | 2014-03-31 | 2014-03-31 | Multi-magnetic-circuit voltage regulating transformer |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448485A (en) * | 2015-12-10 | 2016-03-30 | 广东新昇电业科技股份有限公司 | Multi-magnetic circuit transformer |
| CN107424727A (en) * | 2017-06-14 | 2017-12-01 | 威海职业学院 | Multifunction electronic transformer |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169615A (en) * | 1996-06-27 | 1998-01-07 | 哈贝尔公司 | In-line buck/boost voltage regulating systems and apparatus |
| US20050156701A1 (en) * | 2003-04-02 | 2005-07-21 | Duval Randall J. | Electrical reactor assembly having center taps |
| CN203397878U (en) * | 2013-09-01 | 2014-01-15 | 兰州交通大学 | Magnetic integration device of transformer type controllable electric reactor |
-
2014
- 2014-03-31 CN CN201410127145.8A patent/CN103956257A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1169615A (en) * | 1996-06-27 | 1998-01-07 | 哈贝尔公司 | In-line buck/boost voltage regulating systems and apparatus |
| US20050156701A1 (en) * | 2003-04-02 | 2005-07-21 | Duval Randall J. | Electrical reactor assembly having center taps |
| CN203397878U (en) * | 2013-09-01 | 2014-01-15 | 兰州交通大学 | Magnetic integration device of transformer type controllable electric reactor |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105448485A (en) * | 2015-12-10 | 2016-03-30 | 广东新昇电业科技股份有限公司 | Multi-magnetic circuit transformer |
| CN107424727A (en) * | 2017-06-14 | 2017-12-01 | 威海职业学院 | Multifunction electronic transformer |
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Application publication date: 20140730 |