CN204089612U - Static reacance generator power model - Google Patents
Static reacance generator power model Download PDFInfo
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- CN204089612U CN204089612U CN201420282352.6U CN201420282352U CN204089612U CN 204089612 U CN204089612 U CN 204089612U CN 201420282352 U CN201420282352 U CN 201420282352U CN 204089612 U CN204089612 U CN 204089612U
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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
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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Abstract
The utility model relates to a kind of static reacance generator power model.Its objective is the static reacance generator power model that a kind of compact conformation, cost are low, inductance value is little in order to provide.The utility model comprises module frame, capacitor, insulated gate bipolar transistor, radiator and stacked busbar, and module frame is provided with AC terminal, enclosure interior is provided with capacitor, and radiator is arranged in the heat dissipation wind channel that capacitor arranges above.Heat dissipation wind channel outer wall is provided with two insulated gate bipolar transistors, the AC terminal of transistor and AC terminal sub-connection, the negative terminals of transistor are connected with the negative plate of stacked busbar, the negative plate bottom of stacked busbar is connected with the capacitor anode terminal of capacitor, the positive terminals of transistor are connected with the positive plate of stacked busbar, the positive plate bottom of stacked busbar is connected with the capacitor anode terminal of capacitor, is provided with the second insulation board between stacked busbar negative plate and positive plate.
Description
Technical field
The utility model relates to distribution for electrical domain, particularly relates to static reacance generator power model.
Background technology
Along with the progress of power electronic technology, inverter technology obtains to be greatly developed, static reacance generator (that is: SVG) comes into operation in a large number, the core of static reacance generator is inverter technology, its core devices by insulated gate bipolar transistor (that is: IGBT) form from commutation bridge circuit.Wherein require that the connection busbar inductance value between insulated gate bipolar transistor and electric capacity is little, i.e. low inductance busbar, significantly can reduce surge voltage like this, makes insulated gate bipolar transistor operationally can not be breakdown.Two kinds of technology of current employing have again respective shortcoming:
1, adopt cable strand or single busbar as the busbar of static reacance generator, this busbar structure is simple, cost is low, but the inductance of busbar is comparatively large, easily makes insulated gate bipolar transistor operationally puncture.
2, adopt laminated composite bus bar as the busbar of static reacance generator, this busbar inductance value is low, but price is higher, is unsuitable for extensive popular use.And requiring that the pin of insulated gate bipolar transistor and electric capacity is positioned at same plane in configuration aspects, mounting structure is restricted, and well can not utilize space.
Utility model content
The static reacance generator power model that the technical problems to be solved in the utility model is to provide a kind of compact conformation, cost is low, inductance value is little.
The utility model static reacance generator power model, comprise module frame and capacitor, module frame top is provided with insulated column, insulated column top is provided with AC terminal, the lower position of module frame inside is provided with capacitor, capacitor front end is provided with multiple capacitor anode terminal and multiple capacitor anode terminal, wherein: also comprise insulated gate bipolar transistor, heat dissipation wind channel, radiator and stacked busbar, heat dissipation wind channel is positioned at above capacitor, the two ends of heat dissipation wind channel are connected with the air inlet that module frame both sides inwall is offered and air outlet respectively, in heat dissipation wind channel inside, radiator is installed, the outer wall of heat dissipation wind channel front end is provided with two insulated gate bipolar transistors, the AC terminal that insulated gate bipolar transistor upper end is arranged and the AC terminal sub-connection that module frame top is arranged, the negative terminals that insulated gate bipolar transistor lower end is arranged are connected with the negative plate top of stacked busbar, the capacitor anode terminal that negative plate bottom and the capacitor front end of stacked busbar are arranged is connected, the positive terminals that insulated gate bipolar transistor lower end is arranged are connected with the positive plate top of stacked busbar, the capacitor anode terminal that positive plate bottom and the capacitor front end of stacked busbar are arranged is connected, the second insulation board is provided with between stacked busbar negative plate and positive plate.
The utility model static reacance generator power model, rear end and the left and right sides of wherein said capacitor are all provided with set bolt, and capacitor is connected with the inwall of module frame by set bolt.
The utility model static reacance generator power model, wherein said capacitor is five, be connected in parallel between each capacitor, be arranged side by side five capacitor anode terminals and five capacitor anode terminals in capacitor front end, five capacitor anode terminals lay respectively at above five capacitor anode terminals.
The utility model static reacance generator power model, wherein said heat dissipation wind channel is made up of the first insulation board, and the installing rack that heat dissipation wind channel is arranged by rear end is fixedly mounted on the inwall of module frame.
The utility model static reacance generator power model, wherein said module frame top is provided with four insulated columns, four insulated column lower ends are connected with the top of heat dissipation wind channel through module frame, each insulated gate bipolar transistor upper end is provided with two AC terminal, AC terminal respectively with AC terminal sub-connection.
The utility model static reacance generator power model, wherein said stacked busbar comprises again horizontal positive plate, horizontal negative plate, vertical positive plate, vertical negative plate and the second insulation board, horizontal positive plate rear end is connected with the positive terminals of two insulated gate bipolar transistor lower ends, horizontal positive plate front end is welded with the top of vertical positive plate, the capacitor anode terminal that vertical positive plate bottom and capacitor front end are arranged is connected, horizontal negative plate rear end is connected with the negative terminals of two insulated gate bipolar transistor lower ends, horizontal negative plate front end is welded with the top of vertical negative plate, the capacitor anode terminal that vertical negative plate bottom and capacitor front end are arranged is connected, horizontal positive plate is positioned at below horizontal negative plate, vertical positive plate is positioned at after vertical negative plate, vertical positive plate offers many square through holes side by side, the capacitor anode terminal that capacitor front end is arranged is each passed through square through hole and does not contact with vertical positive plate, at horizontal negative plate and horizontal positive plate, the second insulation board is all accompanied between vertical negative plate and vertical positive plate.
The utility model static reacance generator power model, the positive plate of wherein said stacked busbar and negative plate adopt the thick copper coin of 2mm to make.
The utility model static reacance generator power model, wherein said second insulation board adopts the thick Merlon of 0.5mm to make.
The utility model static reacance generator power model difference from prior art is: the utility model compact conformation, cost are low, inductance value is little, busbar shape is ingenious.Insulated gate bipolar transistor, radiator, capacitor and stacked busbar structure are installed rationally, have carried out sufficient utilization to limited space.Stacked busbar shape is ingenious, compact conformation, and the pin of insulated gate bipolar transistor and capacitor need not be confined to same plane.Stacked busbar not only installation method is simple, and greatly reduces the inductance value connecting busbar, significantly reduces surge voltage, ensures that insulated gate bipolar transistor can not be breakdown.The installation of radiator can play good thermolysis to insulated gate bipolar transistor, extends the useful life of insulated gate bipolar transistor.
Below in conjunction with accompanying drawing, the utility model static reacance generator power model is described further.
Accompanying drawing explanation
Fig. 1 is the front view of the utility model static reacance generator power model;
Fig. 2 is the end view of the utility model static reacance generator power model;
Fig. 3 is the front view of stacked busbar positive plate in the utility model static reacance generator power model;
Fig. 4 is the end view of stacked busbar positive plate in the utility model static reacance generator power model;
Fig. 5 is the front view of stacked busbar negative plate in the utility model static reacance generator power model;
Fig. 6 is the end view of stacked busbar negative plate in the utility model static reacance generator power model.
Embodiment
As shown in Figure 1 and Figure 2, be the utility model static reacance generator power model, comprise module frame 1, insulated gate bipolar transistor 2, heat dissipation wind channel 3, radiator 4, stacked busbar and five capacitors 5.The power model of static reacance generator is provided with the module frame 1 of cuboid, module frame 1 inside is provided with cavity, capacitor support is fixed with in cavity bottom, be arranged on capacitor support after the parallel connection of five capacitors 5, and by the set bolt of capacitor 5 rear end and the left and right sides, capacitor 5 is fixedly mounted in cavity, capacitor 5 front end has been arranged side by side five capacitor anode terminals 9 and five capacitor anode terminals, 10, five capacitor anode terminals 10 lay respectively at above five capacitor anode terminals 9.The heat dissipation wind channel 3 be made up of the first insulation board is provided with above capacitor 5, heat dissipation wind channel 3 rear end is provided with installing rack 8, by installing rack 8, heat dissipation wind channel 3 is fixedly mounted on the inwall of module frame 1, heat dissipation wind channel 3 top is connected with the bottom of four insulated columns, module frame 1 inside is stretched out through the through hole that module frame 1 top is offered in the top of four insulated columns, and the top of four insulated columns is separately installed with AC terminal 6.The inwall of module frame 1 left and right sides offers air inlet and air outlet respectively, and the two ends of heat dissipation wind channel 3 are connected with air inlet and air outlet respectively, are provided with radiator 4 in heat dissipation wind channel 3 inside.The outer wall of heat dissipation wind channel 3 front end first insulation board two insulated gate bipolar transistors 2 have been arranged side by side, insulated gate bipolar transistor 2 is bolted on the first insulation board by copper, copper bolt rear end extend into heat dissipation wind channel 3 inside and contacts with radiator 4, when insulated gate bipolar transistor 2 works, the heat that insulated gate bipolar transistor 2 produces passes to radiator 4 by copper bolt, thus reaches the object that radiator 4 pairs of insulated gate bipolar transistors 2 dispel the heat.Each insulated gate bipolar transistor 2 upper end is provided with two AC terminal 7, and lower end is provided with positive terminals and negative terminals.The AC terminal 7 of two insulated gate bipolar transistor 2 upper ends is connected with AC terminal 6 outside module frame 1 top respectively.Two positive terminals that two insulated gate bipolar transistor 2 lower ends are arranged are connected with the upper end of stacked busbar respectively with two negative terminals, and five capacitor anode terminals 9 that lower end and capacitor 5 front end of stacked busbar are arranged and five capacitor anode terminals 10 are connected.
As shown in Fig. 3, Fig. 4, Fig. 5 and Fig. 6, stacked busbar comprises horizontal positive plate 13, horizontal negative plate 14, vertically positive plate 11, vertically negative plate 12 and the second insulation board 15.The 3rd fixing hole 17 that horizontal positive plate 13 rear end is offered is connected with the positive terminals of two insulated gate bipolar transistor 2 lower ends respectively, horizontal positive plate 13 front end is welded with the top of vertical positive plate 11, vertical positive plate 11 bottom offers five capacitor anode terminals 9 that five the 4th fixing holes, 18, five the 4th fixing holes 18 are arranged side by side with capacitor 5 front end respectively side by side and is connected.The first fixing hole 19 that horizontal negative plate 14 rear end is offered is connected with the negative terminals of two insulated gate bipolar transistor 2 lower ends respectively, horizontal negative plate 14 front end is welded with the top of vertical negative plate 12, vertical negative plate 12 bottom offers five capacitor anode terminals 10 that five the second fixing holes, 20, five the second fixing holes 20 are arranged side by side with capacitor 5 front end respectively side by side and is connected.Horizontal positive plate 13 is positioned at below horizontal negative plate 14, vertical positive plate 11 is positioned at after vertical negative plate 12, vertical positive plate 11 offers five square through holes 16 side by side, and five capacitor anode terminals 10 that capacitor 5 front end is arranged are each passed through five square through holes 16 and do not contact with vertical positive plate 11.All accompany the second insulation board 15 at horizontal negative plate 14 with between horizontal positive plate 13, vertically negative plate 12 and vertical positive plate 11, prevent from, between negative plate and positive plate, electric conduction phenomena occurs.Horizontal positive plate 13, horizontal negative plate 14, vertically positive plate 11 and vertically negative plate 12 all adopt the thick copper coin of 2mm to make, and the Merlon that the second insulation board 15 adopts 0.5mm thick is made.
The utility model operationally, by static reacance generator power module parallel in electrical network, AC terminal 6 on module frame 1 top is connected with AC, the capacitor anode terminal 9 that capacitor 5 front end is arranged is connected with DC side with capacitor anode terminal 10, by regulating the switch of insulated gate bipolar transistor 2, control by DC inversion to the amplitude of voltage during interchange and phase place, idle amount needed for detection system sends idle contrary with phase place of amplitude fast, realizes idle balance.
The utility model static reacance generator power model, insulated gate bipolar transistor 2, radiator 4, capacitor 5 and stacked busbar structure are installed rationally, have carried out sufficient utilization to limited space.Stacked busbar shape is ingenious, compact conformation, and insulated gate bipolar transistor 2 need not be confined to same plane with the pin of capacitor 5.Stacked busbar not only installation method is simple, and greatly reduces the inductance value connecting busbar, significantly reduces surge voltage, ensures that insulated gate bipolar transistor 2 can not be breakdown.The installation of radiator 4 can play good thermolysis to insulated gate bipolar transistor 2, extends the useful life of insulated gate bipolar transistor 2.The utility model compact conformation, cost are low, inductance value is little, busbar shape is ingenious, compared with prior art have obvious advantage.
Above-described embodiment is only be described preferred implementation of the present utility model; not scope of the present utility model is limited; under the prerequisite not departing from the utility model design spirit; the various distortion that those of ordinary skill in the art make the technical solution of the utility model and improvement, all should fall in protection range that the utility model claims determine.
Claims (8)
1. a static reacance generator power model, comprise module frame (1) and capacitor (5), module frame (1) top is provided with insulated column, insulated column top is provided with AC terminal (6), the lower position of module frame (1) inside is provided with capacitor (5), capacitor (5) front end is provided with multiple capacitor anode terminal (9) and multiple capacitor anode terminal (10), it is characterized in that: also comprise insulated gate bipolar transistor (2), heat dissipation wind channel (3), radiator (4) and stacked busbar, heat dissipation wind channel (3) is positioned at above capacitor (5), the two ends of heat dissipation wind channel (3) are connected with the air inlet that module frame (1) both sides inwall is offered and air outlet respectively, in heat dissipation wind channel (3) inside, radiator (4) is installed, the outer wall of heat dissipation wind channel (3) front end is provided with two insulated gate bipolar transistors (2), the AC terminal (7) that insulated gate bipolar transistor (2) upper end is arranged is connected with AC terminal (6) that module frame (1) top is arranged, the negative terminals that insulated gate bipolar transistor (2) lower end is arranged are connected with the negative plate top of stacked busbar, the capacitor anode terminal (10) that negative plate bottom and capacitor (5) front end of stacked busbar are arranged is connected, the positive terminals that insulated gate bipolar transistor (2) lower end is arranged are connected with the positive plate top of stacked busbar, the capacitor anode terminal (9) that positive plate bottom and capacitor (5) front end of stacked busbar are arranged is connected, the second insulation board (15) is provided with between stacked busbar negative plate and positive plate.
2. static reacance generator power model according to claim 1, it is characterized in that: rear end and the left and right sides of described capacitor (5) are all provided with set bolt, capacitor (5) is connected by the inwall of set bolt with module frame (1).
3. static reacance generator power model according to claim 1, it is characterized in that: described capacitor (5) is five, each capacitor is connected in parallel between (5), be arranged side by side five capacitor anode terminals (9) and five capacitor anode terminals (10) in capacitor (5) front end, five capacitor anode terminals (10) lay respectively at five capacitor anode terminal (9) tops.
4. static reacance generator power model according to claim 1, it is characterized in that: described heat dissipation wind channel (3) is made up of the first insulation board, heat dissipation wind channel (3) is provided with installing rack (8) by rear end and is fixedly mounted on the inwall of module frame (1).
5. static reacance generator power model according to claim 1, it is characterized in that: described module frame (1) top is provided with four insulated columns, four insulated column lower ends are connected with the top of heat dissipation wind channel (3) through module frame (1), each insulated gate bipolar transistor (2) upper end is provided with two AC terminal (7), and AC terminal (7) is connected with AC terminal (6) respectively.
6. static reacance generator power model according to claim 3, it is characterized in that: described stacked busbar comprises again horizontal positive plate (13), horizontal negative plate (14), vertical positive plate (11), vertical negative plate (12) and the second insulation board (15), horizontal positive plate (13) rear end is connected with the positive terminals of two insulated gate bipolar transistor (2) lower ends, horizontal positive plate (13) front end is welded with the top of vertical positive plate (11), the capacitor anode terminal (9) that vertical positive plate (11) bottom and capacitor (5) front end are arranged is connected, horizontal negative plate (14) rear end is connected with the negative terminals of two insulated gate bipolar transistor (2) lower ends, horizontal negative plate (14) front end is welded with the top of vertical negative plate (12), the capacitor anode terminal (10) that vertical negative plate (12) bottom and capacitor (5) front end are arranged is connected, horizontal positive plate (13) is positioned at below horizontal negative plate (14), vertical positive plate (11) is positioned at after vertical negative plate (12), vertical positive plate (11) offers many square through holes (16) side by side, the capacitor anode terminal (10) that capacitor (5) front end is arranged is each passed through square through hole (16) and does not contact with vertical positive plate (11), at horizontal negative plate (14) and horizontal positive plate (13), the second insulation board (15) is all accompanied between vertical negative plate (12) and vertical positive plate (11).
7. static reacance generator power model according to claim 1, is characterized in that: the positive plate of described stacked busbar and negative plate adopt the thick copper coin of 2mm to make.
8. static reacance generator power model according to claim 1, is characterized in that: described second insulation board (15) adopts the thick Merlon of 0.5mm to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282352.6U CN204089612U (en) | 2014-05-28 | 2014-05-28 | Static reacance generator power model |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420282352.6U CN204089612U (en) | 2014-05-28 | 2014-05-28 | Static reacance generator power model |
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| Publication Number | Publication Date |
|---|---|
| CN204089612U true CN204089612U (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420282352.6U Expired - Fee Related CN204089612U (en) | 2014-05-28 | 2014-05-28 | Static reacance generator power model |
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| Country | Link |
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| CN (1) | CN204089612U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954551A (en) * | 2016-07-25 | 2016-09-21 | 艾德克斯电子（南京）有限公司 | Electronic load |
-
2014
- 2014-05-28 CN CN201420282352.6U patent/CN204089612U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105954551A (en) * | 2016-07-25 | 2016-09-21 | 艾德克斯电子（南京）有限公司 | Electronic load |
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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 |
Granted publication date: 20150107 Termination date: 20180528 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |