CN205453127U - Modularization active power filter - Google Patents
Modularization active power filter Download PDFInfo
- Publication number
- CN205453127U CN205453127U CN201521104343.9U CN201521104343U CN205453127U CN 205453127 U CN205453127 U CN 205453127U CN 201521104343 U CN201521104343 U CN 201521104343U CN 205453127 U CN205453127 U CN 205453127U
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- China
- Prior art keywords
- igbt
- mainboard
- plate
- panel
- wave filter
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- Expired - Fee Related
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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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- Supply And Distribution Of Alternating Current (AREA)
Abstract
The utility model discloses a modularization active power filter, its characterized in that: wave filter voltage and the electric current equisignal of gathering the mainboard including the sampling board transmit for the control panel, the IGBT drive plate obtains direct drive IGBT behind the pulse signal from the control panel, installation direct current electric capacity and IGBT module on the mainboard, the electric wire netting is exported with the harmonic compensation of realization to the electric wire netting with alternating current signal to output reactance ware board connection mainboard. Since the above structure is adopted, the utility model has the advantages of it is small, simple to operate, the operation is reliable, and control is nimble, and detection and protect function are perfect.
Description
Technical field
This utility model relates to utility power quality control field, particularly to a kind of modular active electric wave filter.
Background technology
Along with the application that power electronic equipment is increasingly extensive, what power electronic equipment was had self non-linear result in electrical network containing a large amount of harmonic waves, and these harmonic waves bring serious pollution to power system, the serious harm stable operation of electrical equipment and communication system.
Traditional modular active electric wave filter has the shortcomings such as structure complicated, volume is big, stability is low, installation difficulty.At present, market using cabinet module Active Power Filter-APF mostly, either installs the most more complicated the most at the scene in production, in operation, once power model breaks down, and maintenance process is cumbersome.And, current most of modular active electric wave filter, device is not remotely controlled, it is impossible to the running status of remote monitoring device, the biggest potential safety hazard can be produced.
For the problems referred to above, it is provided that a kind of novel electric-power filter, on the premise of stable, guarantee that electric-power filter is easy to assembly, it is reliable to control.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of modular active electric wave filter, guarantees that electric-power filter is easy to assembly, it is reliable to control on the premise of stable.
For reaching above-mentioned purpose, the technical solution of the utility model is, a kind of modular active electric wave filter, it is characterized in that: described wave filter includes that sampling plate gathers the signals such as the voltage and current of mainboard and passes to panel, IGBT drives plate directly to drive IGBT after panel obtains pulse signal, installing DC capacitor and IGBT module on mainboard, output reactance device plate connects mainboard and AC signal exports electrical network to realize the harmonic compensation to electrical network.
Described panel output controls output and drives signal respectively to sampling plate and IGBT driving plate.
Described wave filter is provided with unidirectional current source plate and DC voltage is converted to 24V voltage for sampling plate and panel offer power supply.
Described mainboard installs DC capacitor and two groups of IGBT module, and panel drives IGBT to drive plate by pulse signal, makes two groups of IGBT on mainboard export electric current.
One modular active electric wave filter, owing to using above-mentioned structure, it is little that this utility model has volume, easy for installation, reliable, controls flexibly, the advantages such as detection is perfect with defencive function.
Accompanying drawing explanation
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings；
Fig. 1 is the structured flowchart of this utility model a kind of modular active electric wave filter；
Fig. 2 is the structural representation of this utility model a kind of modular active electric wave filter；
In FIG, 1, sampling plate；2, panel；3, IGBT drives plate；4, mainboard；5, unidirectional current source plate；6, output reactance device plate.
Detailed description of the invention
As it is shown in figure 1, this utility model includes that panel 2, sampling plate 1, IGBT drive plate 3, unidirectional current source plate 5, mainboard 4 and output reactance device plate 6 etc..Sampling plate 1 gathers the signals such as the voltage and current of mainboard and passes to panel 2, IGBT drives plate 3 directly to drive IGBT after panel 2 obtains pulse signal, installing DC capacitor and IGBT module on mainboard 4, output reactance device plate 6 connects mainboard 4 and AC signal exports electrical network to realize the harmonic compensation to electrical network.
Panel 2 output controls output and drives signal respectively to sampling plate 1 and IGBT driving plate 3.Wave filter is provided with unidirectional current source plate 5 and DC voltage is converted to 24V voltage provides power supply for sampling plate 1 and panel 2.Mainboard 4 installs DC capacitor and two groups of IGBT module, and panel 2 drives IGBT to drive plate 3 by pulse signal, makes two groups of IGBT on mainboard 4 export electric current.
Panel 2 realizes controlling and pulse output, and the signal of sampling plate collection is carried out calculation process, is the core of whole device.Sampling plate 1 gathers the signals such as the voltage and current of mainboard 4 and passes to panel 2, is simultaneously connected with panel 2, input and output signal is delivered to control on mainboard 4 adhesive of relay.IGBT drives plate 3 directly to drive IGBT after panel 2 obtains pulse signal.Unidirectional current source plate 5 gathers the DC voltage on DC capacitor, DC voltage is converted to 24V voltage and provides power supply for sampling plate and panel.DC capacitor and IGBT module are installed on mainboard 4, are charged to DC capacitor by three-phase alternating current electric rectification.Output reactance device plate 6 connects mainboard 4 and AC signal exports electrical network to realize the harmonic compensation to electrical network.
As in figure 2 it is shown, this utility model also includes radiator, blower fan and cabinet etc..Whole chassis design is the front end that cuboid, blower fan and radiator are arranged on cabinet, and blower fan is dried in case, is taken away by the heat on radiator.Output reactance device plate is contained in radiator side and equipped with copper post, and on mainboard, IGBT is close on a heat sink, and the other end is connected with output reactance device plate 6 by copper post.IGBT driving plate 3 is contained on mainboard 4 and is connected with IGBT.Mainboard 4 gripper shoe installed above is used for installing sampling plate 1 and panel 2.Sampling plate 1 obtains the signals such as the current/voltage on mainboard 4 by winding displacement, passes to panel 2 and processes.Panel 2 directly drives IGBT drive plate 3 and output signal by sampling plate 1 transmission.This utility model is provided with power supply instruction, work instruction and indicating fault, and is provided with remotely monitoring, and user can the running status of remote monitoring module.
This utility model concentrates in a casing, takes up room little, easy for installation.There is the functions such as overvoltage protection, overcurrent protection, output quick-break.Exportable 12 road pulse signals of described panel 2 and have remote control function, are provided with temperature detecting function, can be continuously increased wind speed according to variations in temperature, improve radiating effect.Described sampling plate 1 can realize the sampling to output electric current, system power, system voltage and DC voltage etc., and mainboard 4 installs DC capacitor and two groups of IGBT module, and panel 2 drives plate 3 by pulsed drive IGBT, makes two groups of IGBT on mainboard 4 export electric current.Small size reactor in parallel installed by described output reactance device plate, and high degree reduces reactor and takes up room.Meanwhile, sampling plate 1 can export correspondingly sized width pulse by detection IGBT temperature and control the wind speed size of DC fan, and Based Intelligent Control wind speed is to reduce temperature produced by IGBT in active power filtering module, thus ensures the safe and reliable operation of active filter.This utility model is mainly used in power electronic equipment and utility power quality control field.
Above in conjunction with accompanying drawing, this utility model is exemplarily described; obviously this utility model implements and is not subject to the restrictions described above; as long as have employed the various improvement that technical solutions of the utility model are carried out; or it is the most improved that directly apply to other occasion, all within protection domain of the present utility model.
Claims (4)
1. a modular active electric wave filter, it is characterized in that: described wave filter includes sampling plate (1), described sampling plate (1) gathers the voltage and current signal of mainboard (4) and passes to panel (2), IGBT drives plate (3) directly to drive IGBT after panel (2) obtains pulse signal, mainboard (4) is upper installs DC capacitor and IGBT module, and output reactance device plate (6) connects mainboard (4) and AC signal exports electrical network to realize the harmonic compensation to electrical network.
One modular active electric wave filter the most according to claim 1, it is characterised in that: described panel (2) output controls output and drives signal respectively to sampling plate (1) and IGBT driving plate (3).
A kind of modular active electric wave filter the most according to claim 1, it is characterised in that: described wave filter is provided with unidirectional current source plate (5) and DC voltage is converted to 24V voltage is sampling plate (1) and panel (2) offer power supply.
A kind of modular active electric wave filter the most according to claim 1, it is characterized in that: described mainboard (4) installs DC capacitor and two groups of IGBT module, panel (2) drives IGBT to drive plate (3) by pulse signal, makes two groups of IGBT on mainboard (4) export electric current.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521104343.9U CN205453127U (en) | 2015-12-24 | 2015-12-24 | Modularization active power filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521104343.9U CN205453127U (en) | 2015-12-24 | 2015-12-24 | Modularization active power filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205453127U true CN205453127U (en) | 2016-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521104343.9U Expired - Fee Related CN205453127U (en) | 2015-12-24 | 2015-12-24 | Modularization active power filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205453127U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987599A (en) * | 2020-08-27 | 2020-11-24 | 合肥泰瑞通电力科技有限公司 | Active power filter |
-
2015
- 2015-12-24 CN CN201521104343.9U patent/CN205453127U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111987599A (en) * | 2020-08-27 | 2020-11-24 | 合肥泰瑞通电力科技有限公司 | Active power filter |
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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: 20160810 Termination date: 20171224 |
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| CF01 | Termination of patent right due to non-payment of annual fee |