CN202488137U - Unit modular structure and integrated module for active power filter/static Var generator (APF/SVG) - Google Patents
Unit modular structure and integrated module for active power filter/static Var generator (APF/SVG) Download PDFInfo
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- CN202488137U CN202488137U CN2012200404923U CN201220040492U CN202488137U CN 202488137 U CN202488137 U CN 202488137U CN 2012200404923 U CN2012200404923 U CN 2012200404923U CN 201220040492 U CN201220040492 U CN 201220040492U CN 202488137 U CN202488137 U CN 202488137U
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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
- Y02E40/10—Flexible AC transmission systems [FACTS]
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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
- Y02E40/20—Active power filtering [APF]
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Abstract
The utility model discloses a unit modular structure and an integrated module for an active power filter/static Var generator (APF/SVG) in the technical field of power electronics. The unit modular structure comprises a grid connection module, a filtering module and a power module, which are sequentially connected in series, wherein the other end of the grid connection module is connected with a user generatrix; the grid connection module comprises a circuit breaker and a fuse, which are connected in series; the other end of the circuit breaker is connected with the user generatrix; and the other end of the fuse is connected with the filtering module. The integrated module for the APF/SVG comprises a plurality of unit modular structures, which are connected in parallel. Each module can be independently produced and debugged, devices with various capacities can be implemented by the parallel connection of each basic module, and the serialization of the product is facilitated.
Description
Technical field
The utility model relates to a kind of device of electric and electronic technical field, specifically is cell modular structure and the integration module thereof of a kind of APF/SVG of being used for (static reacance generator).
Background technology
Power electronic equipments such as cabinet style APF/SVG commonly used at present; Normally a kind of capacity is adorned a cupboard; And components and parts generally all directly are placed in the cabinet, and this mode is imperfect for product seriation, and a plurality of product types just have multiple cabinet body structure, multiple components and parts model; This gives product purchasing, produces and all bring certain difficulty, nor is beneficial to the stock in early stage.
Find through the document retrieval: Chinese patent document number: CN201726133U; Open day: on January 26th, 2011; Put down in writing a kind of " modularized three-phase four-wire active power filter "; Three-phase four-wire active power filter adopts the frame structure that section bar is built complete machine in this technology, or adopts standard distributed cabinet type; Three-phase four-wire active power filter is provided with into five main functional modules by function, i.e. breaker module, filter module, converter module, reactor module, harmonic analyzer module.Reach the purpose that is electrically connected with data communication through corresponding hardware interfaces between the disparate modules.Each module is installed in the casing that constitutes with section bar by the function difference separately.
But this device is compact inadequately, is single components and parts in fact as breaker module and reactor module, and is not suitable for being called module.
The utility model content
The utility model provides cell modular structure and the integration module thereof of a kind of APF/SVG of being used for to the above-mentioned deficiency that prior art exists, and provides module easy to connect to satisfy different capacity needs.
The utility model is realized through following technical scheme:
The utility model relates to the cell modular structure of a kind of APF/SVG of being used for, comprising: the module that is incorporated into the power networks, filtration module and power model in sequential series, wherein: the other end of the module that is incorporated into the power networks is connected with user's bus.
The described module that is incorporated into the power networks comprises: the circuit breaker of series connection and fuse, wherein: the other end of circuit breaker is connected with user's bus, and the other end of fuse links to each other with filtration module.
Described filtration module is a low pass filter; Specifically comprise: connect reactance, filter reactance, filter capacitor and filter resistance; Wherein: connect an end of reactance, an end of filter reactance and an end of filter capacitor and link to each other in twos respectively, the other end of filter reactance links to each other with fuse, and the other end that connects reactance links to each other with power model; Filter capacitor and filter resistance series connection, the other end ground connection of filter resistance.
Described power model comprises: IGBT (insulated gate bipolar transistor) loop, the controller that is used to gather user CT current signal, current-limiting resistance, bypass contactor and display; Wherein: current-limiting resistance and bypass contactor parallel connection and two ends respectively be connected reactance and link to each other with the IGBT loop, IGBT loop, controller and display are connected successively.
The utility model relates to the integration module of a kind of APF/SVG of being used for, comprising: some said units modular organizations parallel with one another, wherein: an end of the module that is incorporated into the power networks of cell modular structure all is connected with user's bus.
Power model, filtration module and the module that is incorporated into the power networks have independently frame or casing in the utility model, can produce separately, test, and three modules that test is accomplished are placed in the cabinet, and the line with intermodule connects again, just can form the APF/SVG product of various capacity.After the product assembly was accomplished, the debugging that simply powers on can be dispatched from the factory.
Each module of the utility model can be produced separately, debugging separately, and the device of various capacity can be realized through the parallel connection of each basic module, is convenient to product and realizes seriation.
Description of drawings
Fig. 1 is the module connection layout of embodiment 1.
Fig. 2 is the connection layout of each module.
Fig. 3 is the module connection layout of embodiment 2.
Embodiment
Embodiment in the face of the utility model elaborates down; Present embodiment is being to implement under the prerequisite with the utility model technical scheme; Provided detailed execution mode and concrete operating process, but the protection range of the utility model is not limited to following embodiment.
As depicted in figs. 1 and 2, present embodiment comprises: the module 1 that is incorporated into the power networks, filtration module 2 and power model 3 in sequential series, wherein: the other end of the module that is incorporated into the power networks 1 is connected with user's bus A.
The described module 1 that is incorporated into the power networks comprises: the circuit breaker 4 and the fuse 5 of series connection, and wherein: the other end of circuit breaker 4 is connected with user's bus, and the other end of fuse 5 links to each other with filtration module 2.
Described filtration module 2 is a low pass filter; Specifically comprise: connect reactance 6, filter reactance 7, filter capacitor 8 and filter resistance 9; Wherein: connect an end of reactance 6, an end of filter reactance 7 and an end of filter capacitor 8 and link to each other in twos respectively, the other end of filter reactance 7 links to each other with fuse 5, and the other end that connects reactance 6 links to each other with power model 3; Filter capacitor 8 and filter resistance 9 series connection, the other end ground connection of filter resistance 9.
Described power model 3 comprises: IGBT loop 10, the controller 11 that is used to gather user CT current signal, current-limiting resistance 12, bypass contactor 13 and display 14; Wherein: current-limiting resistance 12 and bypass contactor 13 parallel connections and two ends respectively be connected reactance 6 and link to each other with IGBT loop 10, IGBT loop 10, controller 11 and display 14 are connected successively.
Described IGBT loop 10 is for containing three single-phase full bridge structures or the three phase full bridge structure that IGBT device and direct current support electric capacity, and single-phase semi-bridge wherein adopts two level or many level structure.
As shown in Figure 2; The controller 11 of power model 3 is gathered user CT current signal; And go out required harmonic wave of system or reactive current signal according to custom system or load current calculated signals, and then the compensating current signal of power controlling module 3 output opposite sign but equal magnitude, offset current advances filter circuit afterwards; Compensating current signal behind the filtering switching frequency component is injected into electrical network through the module that is incorporated into the power networks, and reaches the purpose of bucking-out system harmonic wave or reactive current.
As shown in Figure 3, present embodiment is the high-capacity module that is used for APF/SVG, and some parallel with one another like embodiment 1 described cell modular structure, an end of the module that is incorporated into the power networks 1 is connected with user's bus.
The operation principle basically identical of present embodiment and embodiment 1; Just user CT current signal will be assigned to the controller 11 of each parallelly connected power model 3 by measure, and controller 11 is sending corresponding compensating current signal according to custom system that is assigned to or load current control corresponding power loop.
Claims (7)
1. a cell modular structure that is used for APF/SVG is characterized in that, comprising: the module that is incorporated into the power networks, filtration module and power model in sequential series, wherein: the other end of the module that is incorporated into the power networks is connected with user's bus.
2. the cell modular structure that is used for APF/SVG according to claim 1; It is characterized in that; The described module that is incorporated into the power networks comprises: the circuit breaker of series connection and fuse, wherein: the other end of circuit breaker is connected with user's bus, and the other end of fuse links to each other with filtration module.
3. the cell modular structure that is used for APF/SVG according to claim 2 is characterized in that described filtration module is a low pass filter.
4. according to arbitrary described cell modular structure that is used for APF/SVG in the claim 1,2 or 3; It is characterized in that; Described filtration module comprises: connect reactance, filter reactance, filter capacitor and filter resistance; Wherein: connect an end of reactance, an end of filter reactance and an end of filter capacitor and link to each other in twos respectively, the other end of filter reactance links to each other with the fuse of the module that is incorporated into the power networks, and the other end that connects reactance links to each other with power model; Filter capacitor and filter resistance series connection, the other end ground connection of filter resistance.
5. the cell modular structure that is used for APF/SVG according to claim 1; It is characterized in that; Described power model comprises: IGBT loop, controller, current-limiting resistance, bypass contactor and display; Wherein: current-limiting resistance links to each other with the IGBT loop with the reactance that is connected of filtration module respectively with bypass contactor parallel connection and two ends, and IGBT loop, controller and display are connected successively.
6. the cell modular structure that is used for APF/SVG according to claim 5; It is characterized in that; Described IGBT loop is three single-phase full bridge structures or the three phase full bridge structure that contains IGBT device and direct current support electric capacity, and single-phase semi-bridge wherein adopts two level or many level structure.
7. an integration module that is used for APF/SVG is characterized in that, comprising: some parallel with one another like arbitrary described cell modular structure among the claim 1-6, wherein: an end of the module that is incorporated into the power networks of cell modular structure all is connected with user's bus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200404923U CN202488137U (en) | 2012-02-08 | 2012-02-08 | Unit modular structure and integrated module for active power filter/static Var generator (APF/SVG) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012200404923U CN202488137U (en) | 2012-02-08 | 2012-02-08 | Unit modular structure and integrated module for active power filter/static Var generator (APF/SVG) |
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| Publication Number | Publication Date |
|---|---|
| CN202488137U true CN202488137U (en) | 2012-10-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012200404923U Expired - Fee Related CN202488137U (en) | 2012-02-08 | 2012-02-08 | Unit modular structure and integrated module for active power filter/static Var generator (APF/SVG) |
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| CN (1) | CN202488137U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3637601A4 (en) * | 2017-07-18 | 2021-01-13 | Daikin Industries, Ltd. | Active filter system and air conditioning device |
-
2012
- 2012-02-08 CN CN2012200404923U patent/CN202488137U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3637601A4 (en) * | 2017-07-18 | 2021-01-13 | Daikin Industries, Ltd. | Active filter system and air conditioning device |
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| Date | Code | Title | Description |
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| 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: 20121010 Termination date: 20200208 |
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| CF01 | Termination of patent right due to non-payment of annual fee |