CN203278317U - A wind electricity UPS apparatus using capacitor current inner loop control - Google Patents
A wind electricity UPS apparatus using capacitor current inner loop control Download PDFInfo
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- CN203278317U CN203278317U CN 201320249595 CN201320249595U CN203278317U CN 203278317 U CN203278317 U CN 203278317U CN 201320249595 CN201320249595 CN 201320249595 CN 201320249595 U CN201320249595 U CN 201320249595U CN 203278317 U CN203278317 U CN 203278317U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
Abstract
The utility model relates to a wind electricity UPS apparatus. In the wind electricity UPS apparatus using capacitor current inner loop control, the output end of an input filter is connected with the input end of a bypass change over switch, the input end of a rectifier, and the input end of a charger. The output end of the rectifier is connected with the input end of a Boost boost circuit. The output end of the Boost boost circuit is connected with the input end of an inverter. The output end of the inverter is connected with the input end of an output filter. The output end of the charger is connected with the input end of a storage battery set. The output end of the storage battery set is connected with the input end of a push-pull boost circuit. The push-pull boost circuit is connected with the inverter. The output end of the bypass change over switch is connected with the output end of the inverter and the input end of the output filter. The wind electricity UPS apparatus converts inductor current inner loop control into capacitor current inner loop control so as to achieve a purpose of improving the load capacity, especially the dynamic load capacity characteristic, of the inverter, and well adapt to the requirement of wind electricity environment.
Description
Technical field
The utility model relates to a kind of wind-powered electricity generation UPS device, more particularly, relates to a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control.
Background technology
At present, the voltage source inverter Waveform Control technology based on current inner loop more and more is widely used.But in inductive current, ring is controlled, and because the external disturbance signal of load current as inverter is in outside the inductive current ring, causes control system well not suppress load disturbance, and dynamic property is undesirable.Especially output waveform is more undesirable when nonlinear load, particularly seems particularly evident under the such abominable occasion of wind-powered electricity generation
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art, the utility model purpose is to provide a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control, it is controlled ring in inductive current and changes capacitive current inner ring control into, reach and improve the purpose that the inverter load capacity especially dynamically is with year characteristic, adapted to preferably the needs of wind-powered electricity generation environment.
in order to realize the foregoing invention purpose, solve problems of the prior art, the technical scheme that the utility model is taked is: a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control, mainly comprise input filter, batteries, inverter and output filter, described input filter output respectively with the bypass change over switch, rectifier and charger input connect, described rectifier output end is connected with Boost booster circuit input, described Boost booster circuit output is connected with inverter input terminal, described inverter output end is connected with the output filter input, described charger output is connected with the batteries input, described batteries output with recommend the booster circuit input and be connected, the described booster circuit of recommending is connected with inverter, described bypass change over switch output is connected with inverter output end and output filter input.
Described inverter comprises four IGBT of T1-T4, four diodes and LC filter circuit, and wherein the c of T1, T3 extremely is connected and is connected with the positive pole of DC bus-bar voltage E; The e of T2, T4 extremely is connected and is connected with the negative pole of DC bus-bar voltage E; The e utmost point of described T1 extremely is connected with the c of T2, and the e utmost point of T3 extremely is connected with the c of T4; Described 4 diodes are attempted by respectively between the c, the e utmost point of T1-T4.
Described LC filter circuit one end is connected with contact a, and the other end is connected with contact b.
the utility model beneficial effect is: a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control, mainly comprise input filter, batteries, inverter and output filter, described input filter output respectively with the bypass change over switch, rectifier and charger input connect, described rectifier output end is connected with Boost booster circuit input, described Boost booster circuit output is connected with inverter input terminal, described inverter output end is connected with the output filter input, described charger output is connected with the batteries input, described batteries output with recommend the booster circuit input and be connected, the described booster circuit of recommending is connected with inverter, described bypass change over switch output is connected with inverter output end and output filter input.Compared with prior art, the utility model is controlled ring in inductive current and is changed capacitive current inner ring control into, reaches and improves the purpose that the inverter load capacity especially dynamically is with year characteristic, has adapted to preferably the needs of wind-powered electricity generation environment.
Description of drawings
Fig. 1 is the utility model structural representation block diagram.
Fig. 2 is the inverter schematic diagram in the utility model.
Embodiment
Below in conjunction with Fig. 1,2 the utility model is described in further detail:
as shown in Figure 1, a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control, mainly comprise input filter, batteries, inverter and output filter, described input filter output respectively with the bypass change over switch, rectifier and charger input connect, described rectifier output end is connected with Boost booster circuit input, described Boost booster circuit output is connected with inverter input terminal, described inverter output end is connected with the output filter input, described charger output is connected with the batteries input, described batteries output with recommend the booster circuit input and be connected, the described booster circuit of recommending is connected with inverter, described bypass change over switch output is connected with inverter output end and output filter input.
As shown in Figure 2, the inverter in the utility model comprises four IGBT of T1-T4, four diodes and LC filter circuit, and wherein the c of T1, T3 extremely is connected and is connected with the positive pole of DC bus-bar voltage E; The e of T2, T4 extremely is connected and is connected with the negative pole of DC bus-bar voltage E; The e utmost point of described T1 extremely is connected with the c of T2, and the e utmost point of T3 extremely is connected with the c of T4; Described 4 diodes are attempted by respectively between the c, the e utmost point of T1-T4.Described LC filter circuit one end is connected with contact a, and the other end is connected with contact b.
The specific works flow process is: if civil power exists and judges well, be " civil power input～input filter～AC/DC rectifier～Boost boost (containing power factor correction)～inverter～static switch (switching to the inversion end)～output filtering "; If civil power does not exist and battery is judged well, be " batteries～DC/DC recommends and boosts～inverter～static switch (switching to the inversion end)～output filtering "; Only have and break down or during the unusual condition such as overload, just switch to the civil power bypass by Static Transfer Switch when inverter side, this moment, its power flow was " civil power input～input filter～static switch～output filtering ".The utility model is controlled ring in inductive current and is changed capacitive current inner ring control into, reaches and improves the purpose that the inverter load capacity especially dynamically is with year characteristic, has adapted to preferably the needs of wind-powered electricity generation environment.
Claims (3)
1. wind-powered electricity generation UPS device that adopts capacitive current inner ring to control, mainly comprise input filter, batteries, inverter and output filter, it is characterized in that: described input filter output respectively with the bypass change over switch, rectifier and charger input connect, described rectifier output end is connected with Boost booster circuit input, described Boost booster circuit output is connected with inverter input terminal, described inverter output end is connected with the output filter input, described charger output is connected with the batteries input, described batteries output with recommend the booster circuit input and be connected, the described booster circuit of recommending is connected with inverter, described bypass change over switch output is connected with inverter output end and output filter input.
2. a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control according to claim 1, it is characterized in that: described inverter comprises four IGBT of T1-T4, four diodes and LC filter circuit, and wherein the c of T1, T3 extremely is connected and is connected with the positive pole of DC bus-bar voltage E; The e of T2, T4 extremely is connected and is connected with the negative pole of DC bus-bar voltage E; The e utmost point of described T1 extremely is connected with the c of T2, and the e utmost point of T3 extremely is connected with the c of T4; Described 4 diodes are attempted by respectively between the c, the e utmost point of T1-T4.
3. a kind of wind-powered electricity generation UPS device that adopts capacitive current inner ring to control according to claim 2, it is characterized in that: described LC filter circuit one end is connected with contact a, and the other end is connected with contact b.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249595 CN203278317U (en) | 2013-05-09 | 2013-05-09 | A wind electricity UPS apparatus using capacitor current inner loop control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320249595 CN203278317U (en) | 2013-05-09 | 2013-05-09 | A wind electricity UPS apparatus using capacitor current inner loop control |
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| Publication Number | Publication Date |
|---|---|
| CN203278317U true CN203278317U (en) | 2013-11-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201320249595 Expired - Fee Related CN203278317U (en) | 2013-05-09 | 2013-05-09 | A wind electricity UPS apparatus using capacitor current inner loop control |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847778A (en) * | 2018-07-23 | 2018-11-20 | 佛山市众盈电子有限公司 | A kind of inversion controlling method of online high frequency UPS |
-
2013
- 2013-05-09 CN CN 201320249595 patent/CN203278317U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108847778A (en) * | 2018-07-23 | 2018-11-20 | 佛山市众盈电子有限公司 | A kind of inversion controlling method of online high frequency UPS |
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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: 20131106 Termination date: 20190509 |