CN203850110U - Magnetic valve type controllable electric reactor - Google Patents
Magnetic valve type controllable electric reactor Download PDFInfo
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- CN203850110U CN203850110U CN201420285622.9U CN201420285622U CN203850110U CN 203850110 U CN203850110 U CN 203850110U CN 201420285622 U CN201420285622 U CN 201420285622U CN 203850110 U CN203850110 U CN 203850110U
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Abstract
The utility model discloses a magnetic valve type controllable electric reactor. An iron core comprises an upper rectangular transverse frame and a lower rectangular transverse frame, wherein the upper transverse frame and the lower transverse frame are formed by stacking silicon steel sheets, and the space between the upper transverse frame and the lower transverse frame are divided into five spaces by six longitudinal frames. The single longitudinal frames are cylindrical bodies which are different in diameter and are respectively formed by stacking a set of silicon steel sheets and an epoxy plate in an intersection mode, the cylindrical bodies of different diameters are overall in the mode that the diameters of the upper ends and the diameters of the lower ends are small, the diameters of the middles are large, the two ends and the middles are in transition through different diameters, and the cylindrical bodies of the different diameters are of an up-and-down symmetrical structure. Coils of a cake type structure are wound on the single cylindrical bodies, and in the six sets of coils, a phase A coil is formed by the first coil and the sixth coil, a phase B coil is formed by the second coil and the fifth coil, and a phase C coil is formed by the third coil and the fourth coil. The magnetic valve type controllable electric reactor is small in size, low in noise, high in reliability, equal in three-phase current and capable of better reducing local overheating of the iron core.
Description
Technical field
The utility model relates to a kind of reactor, specifically a kind of magnetic valve type controllable reactor can be used in supergrid.
Background technology
Along with the develop rapidly of power industry, the generally raising of people's living standard, superhigh pressure, extra-high voltage grid put into operation in succession, more and more higher to the requirement of power supply quality and reliability.Therefore produced a series of new problem: the formation of the large electrical network of superhigh pressure and load variations aggravation, require a large amount of reactive power sources to adjust voltage, maintain System Reactive Power trend balance, reduce loss, improve power supply reliability.Benefit and to improve power supply quality very important in electrical network.According to the present situation of power industry and development, New Reactive Power Compensation Device is the key technology problem that China's current power system need to solve emphatically.
Particularly in recent years, railway has carried out large-scale Electrification construction.The features such as power factor that its drawing electric network has is low, harmonic content is high, negative-sequence current is large, seriously polluted to the electrical network quality of power supply, therefore must take measures to administer.And the current conventional inactive component such as fixed capacity Shunt Capacitor Unit and LC filter can not regulate compensation capacity neatly according to loading condition, cannot effectively solve modernization at a high speed, the problem brought of heavy loading locomotive.
Summary of the invention
The purpose of this utility model is to provide a kind of magnetic valve type controllable reactor, and this reactor kind volume is little, noise is low, reliability is high, three-phase current is balanced, can reduce better local overheating unshakable in one's determination.
The purpose of this utility model is achieved through the following technical solutions:
A kind of magnetic valve type controllable reactor, it is characterized in that: this controlled reactor comprises iron core, iron core is dressed up the upper and lower horizontal frame of rectangle by silicon steel sheet stack, between upper and lower horizontal frame, is divided into five spaces by six vertical frameworks, and adjacent two frames form long tetragonal body structure with upper and lower horizontal frame; Single vertical framework intersects closed assembly by one group of silicon steel sheet and epoxy plate and becomes the column of different-diameter, it is little that the column entirety of different-diameter is upper and lower two ends diameter, mid diameter is large, and there is different-diameter transition at two ends to centre, and the column entirety of different-diameter is upper and lower symmetrical structure; Be wound with the coil of cake formula structure at single column, six groups of coils are followed successively by the first coil, the second coil, tertiary coil, the 4th coil, the 5th coil and the 6th coil from left end to right-hand member; The first coil and the 6th coil form A phase coil, and the second coil and the 5th coil form B phase coil, and tertiary coil and the 4th coil form C phase coil.
In the single vertical framework of the utility model, between one group of silicon steel sheet and epoxy plate, be 45 degree mitres.Every group of coil is oxygen-free copper-wire, and every group of coil total number of turns is 1285 circles.
In A phase coil, First Line circle winding end is A, coil middle part tap A1, A2, A3, and coil end is X, in A phase coil, the 6th coil winding end is A, coil middle part tap A2, A3, A4, coil end is X; In B phase coil, the second coil winding end is B, and it is Y that there are tap B2, B3, B4, coil end in coil middle part, and in B phase coil, the 5th coil winding end is B, coil middle part tap B1, B3, B4, and coil end is Y; In C phase coil, tertiary coil winding end is C, and it is Z that there are tap C1, C3, C4, coil end in coil middle part, and in C phase coil, the 4th coil winding end is C, coil middle part tap C2, C3, C4, and coil end is Z; According to AY, BZ, CX is connected into triangle.
The utlity model has following beneficial effect:
(1) in supergrid, can be used as pressure regulation phase modifying equipment.Controlled reactor, owing to can making any electric pressure, is directly incorporated in supergrid, therefore has significant technology, economy.The phase modulation capacity that China's electrical network lacks is at present quite large, and controlled reactor provides a desirable approach by solve from now on this contradiction for China.
2), in remote conveying electric system, due to controlled reactor compensating reactive power, burning voltage fast, therefore it is to suppress system overvoltage, improves the stability of a system, increases ability to transmit electricity, suppresses effective equipment of System Reactive Power vibration.
(3), in the power consumer and transformer station that have impact load, utilize the capability of fast response of controlled reactor can reach the effect that suppresses voltage flicker; Utilize it to coordinate capacitor group to compensate user idle, improve power factor.
(4), in resonance grounding power distribution network, the series of advantages such as the adjustable arc suppression coil that application controlled reactor principle is made has that reliability is high, fast response time, harmonic wave are little, can fast, accurately compensate single-phase-to-ground current, improves power supply reliability etc.
The utility model kind volume is little, noise is low, reliability is high, three-phase current is balanced, can reduce better local overheating unshakable in one's determination, is applicable in supergrid.
Brief description of the drawings
Fig. 1 is six post magnetic valve type core construction schematic diagrames in the utility model;
Fig. 2 is magnet valve structural representation in the utility model;
Fig. 3 is the utility model assembly structure schematic diagram;
Fig. 4 is the utility model connection principle schematic diagram.
Embodiment
A kind of magnetic valve type controllable reactor, this controlled reactor comprises iron core 20, and as shown in Figure 1, this iron core is by the upper and lower horizontal frame 10 of silicon steel sheet 1 closed assembly rectangularity, between upper and lower horizontal frame, be divided into five spaces by six vertical frameworks 9, adjacent two frames form long tetragonal body structure with upper and lower horizontal frame.As shown in Figure 2, single vertical framework intersects closed assembly by one group of multilayer silicon steel sheet and epoxy plate 8 and becomes the column of different-diameter, it is little that the column entirety of different-diameter is upper and lower two ends diameter, mid diameter is large, there is different-diameter transition at two ends to centre, the column entirety of different-diameter is upper and lower symmetrical structure.11, the six groups of coils of coil that are wound with cake formula structure at single column are followed successively by the first coil 2, the second coil 3, tertiary coil 4, the 4th coil 5, the 5th coil 6 and the 6th coil 7 from tetragonal body structure left end to right-hand member; The first coil and the 6th coil form A phase coil, and the second coil and the 5th coil form B phase coil, and tertiary coil and the 4th coil form C phase coil.
Silicon steel sheet 1 is 45 degree mitres with epoxy plate 8 seams, and coil 11 coilings are cake formula structure, and coil 11 is oxygen-free copper-wire, and every coil total number of turns is 1285 circles.
As shown in Figure 3, in A phase coil, the first coil 2 winding ends are A, coil middle part tap A1, A2, A3, and coil end is X, in A phase coil, the 6th coil 7 winding ends are A, coil middle part tap A2, A3, A4, coil end is X.
In B phase coil, the second coil 3 winding ends are B, and it is Y that there are tap B2, B3, B4, coil end in coil middle part, and in B phase coil, the 5th coil 6 winding ends are B, coil middle part tap B1, B3, B4, and coil end is Y.
In C phase coil, tertiary coil 4 winding ends are C, and it is Z that there are tap C1, C3, C4, coil end in coil middle part, and in C phase coil, the 4th coil 5 winding ends are C, coil middle part tap C2, C3, C4, and coil end is Z.
As shown in Figure 4, finally according to AY, BZ, CX is connected into triangle.In embodiment, the numbering that the first coil 2, the second coil 3, tertiary coil 4, the 4th coil 5, the 5th coil 6, the 6th coil 7 centre taps have is identical, is because these taps finally will connect together, and is the convenient coding carrying out of technique.
Structure three-phase current of the present utility model equilibrium, capacity is adjustable continuously, and local overheating is little, can effectively suppress system overvoltage, improves the stability of a system, increases ability to transmit electricity.
Claims (4)
1. a magnetic valve type controllable reactor, it is characterized in that: this controlled reactor comprises iron core (20), (20) unshakable in one's determination are by the upper and lower horizontal frame of silicon steel sheet (1) closed assembly rectangularity (10), between upper and lower horizontal frame, be divided into five spaces by six vertical frameworks (9), adjacent two frames form long tetragonal body structure with upper and lower horizontal frame; Single vertical framework (9) intersects closed assembly by one group of silicon steel sheet (1) and epoxy plate (8) and becomes the column of different-diameter, it is little that the column entirety of different-diameter is upper and lower two ends diameter, mid diameter is large, there is different-diameter transition at two ends to centre, the column entirety of different-diameter is upper and lower symmetrical structure; Be wound with the coil (11) of cake formula structure at single column, six groups of coils (11) are followed successively by the first coil (2), the second coil (3), tertiary coil (4), the 4th coil (5), the 5th coil (6) and the 6th coil (7) from left end to right-hand member; The first coil (2) and the 6th coil (7) form A phase coil, and the second coil (3) and the 5th coil (6) form B phase coil, and tertiary coil (4) and the 4th coil (5) form C phase coil.
2. magnetic valve type controllable reactor according to claim 1, is characterized in that: in single vertical framework (9), between one group of silicon steel sheet (1) and epoxy plate (8), be 45 degree mitres.
3. magnetic valve type controllable reactor according to claim 1, is characterized in that: every group of coil (11) is oxygen-free copper-wire, and every group of coil total number of turns is 1285 circles.
4. magnetic valve type controllable reactor according to claim 1, it is characterized in that: in A phase coil, the first coil (2) winding end is A, coil middle part tap A1, A2, A3, coil end is X, in A phase coil, the 6th coil (7) winding end is A, coil middle part tap A2, A3, A4, coil end is X; In B phase coil, the second coil (3) winding end is B, and it is Y that there are tap B2, B3, B4, coil end in coil middle part, and in B phase coil, the 5th coil (6) winding end is B, coil middle part tap B1, B3, B4, and coil end is Y; Tertiary coil in C phase coil (4) winding end is C, and it is Z that there are tap C1, C3, C4, coil end in coil middle part, and in C phase coil, the 4th coil (5) winding end is C, coil middle part tap C2, C3, C4, and coil end is Z; According to AY, BZ, CX is connected into triangle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285622.9U CN203850110U (en) | 2014-05-30 | 2014-05-30 | Magnetic valve type controllable electric reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420285622.9U CN203850110U (en) | 2014-05-30 | 2014-05-30 | Magnetic valve type controllable electric reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203850110U true CN203850110U (en) | 2014-09-24 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420285622.9U Expired - Fee Related CN203850110U (en) | 2014-05-30 | 2014-05-30 | Magnetic valve type controllable electric reactor |
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| Country | Link |
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| CN (1) | CN203850110U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985524A (en) * | 2014-05-30 | 2014-08-13 | 江苏容天机电科技有限公司 | Magnetic valve type controllable electric reactor |
-
2014
- 2014-05-30 CN CN201420285622.9U patent/CN203850110U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103985524A (en) * | 2014-05-30 | 2014-08-13 | 江苏容天机电科技有限公司 | Magnetic valve type controllable electric reactor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20190530 |