CN204230962U - A kind of UPS based on capacitance energy storage - Google Patents
A kind of UPS based on capacitance energy storage Download PDFInfo
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- CN204230962U CN204230962U CN201420647471.7U CN201420647471U CN204230962U CN 204230962 U CN204230962 U CN 204230962U CN 201420647471 U CN201420647471 U CN 201420647471U CN 204230962 U CN204230962 U CN 204230962U
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Abstract
A kind of UPS based on capacitance energy storage, described UPS comprises input filter circuit, rectification boosting circuit, inverter circuit, output filter circuit, bypass SCR, charging circuit, DC voltage booster circuit, ultracapacitor, the output of described input filter circuit is connected with the input of rectification boosting circuit, the output of rectification boosting circuit is connected with the input of inverter circuit, and the output of inverter circuit is connected with the input of output filter circuit; The input of input filter circuit is also connected with the output of bypass SCR, charging circuit, the described output of bypass SCR is connected with the output of inverter circuit, the output of charging circuit is connected with the input of ultracapacitor, the output of described super capacitor is connected with the input of DC voltage booster circuit, and the output of described DC voltage booster circuit is connected with the output of rectification boosting circuit.Use ultracapacitor to replace traditional storage battery to make UPS electrical power storage at low temperatures in the middle of ultracapacitor, realize the UPS supplying power for outside under worst cold case.
Description
Technical field
The utility model relates to a kind of UPS based on capacitance energy storage, belongs to electric field.
Background technology
The storing temperature of wind electric converter under applied environment reaches-40 DEG C ~ 70 DEG C, and operating ambient temperature reaches-30 DEG C ~ 60 DEG C.Ambient temperature well beyond UPS itself limits and (stores-25 DEG C ~ 55 DEG C; Work 0 DEG C ~ 40 DEG C).And because of preserving the demand of data etc. after low-voltage crossing, the power down of system own, UPS has to again use.Therefore, in wind electric converter application, the spoilage of UPS is very high.Through to damaging the analysis of UPS, the damage finding UPS mainly battery causes.Lead-acid battery is easy to cause irreversible damage to the physical property of electrolyte below-25 DEG C, makes the capacity of battery more and more less, even cannot start UPS.
Utility model content
For the problems referred to above, the utility model provides a kind of UPS based on capacitance energy storage, and lost efficacy under solving low temperature UPS frequently.
The technical scheme in the invention for solving the above technical problem is: a kind of UPS based on capacitance energy storage, described UPS comprises input filter circuit, rectification boosting circuit, inverter circuit, output filter circuit, bypass SCR, charging circuit, DC voltage booster circuit, ultracapacitor, the output of described input filter circuit is connected with the input of rectification boosting circuit, the output of rectification boosting circuit is connected with the input of inverter circuit, and the output of inverter circuit is connected with the input of output filter circuit; The input of input filter circuit is also connected with the output of bypass SCR, charging circuit, the described output of bypass SCR is connected with the output of inverter circuit, the output of charging circuit is connected with the input of ultracapacitor, the output of described super capacitor is connected with the input of DC voltage booster circuit, and the output of described DC voltage booster circuit is connected with the output of rectification boosting circuit.
Described super capacitor is made up of film capacitor unit, and the storage temperature range of ultracapacitor reaches-40 DEG C ~ 85 DEG C, and operating ambient temperature range reaches-40 DEG C ~ 70 DEG C.
Advantage of the present utility model: super capacitor is made up of film capacitor unit, the storage temperature range of ultracapacitor reaches-40 DEG C ~ 85 DEG C, and operating ambient temperature range reaches-40 DEG C ~ 70 DEG C.Make UPS electrical power storage at low temperatures in the middle of ultracapacitor, realize the UPS supplying power for outside under worst cold case.When selecting the super capacitor of energy storage, choose the ultracapacitor that rated voltage is consistent with UPS battery direct voltage, the charging voltage that the charging circuit of UPS inside is exported is mated with super capacitor rated voltage.
Accompanying drawing explanation
Fig. 1 is fundamental diagram of the present utility model.
Fig. 2 is the external connection battery socket schematic diagram of UPS in prior art.
Fig. 3 is that UPS connects ultracapacitor as energy-storage travelling wave tube schematic diagram.
Embodiment
A kind of UPS based on capacitance energy storage as shown in Figure 1, described UPS comprises input filter circuit, rectification boosting circuit, inverter circuit, output filter circuit, bypass SCR, charging circuit, DC voltage booster circuit, ultracapacitor, the output of described input filter circuit is connected with the input of rectification boosting circuit, the output of rectification boosting circuit is connected with the input of inverter circuit, and the output of inverter circuit is connected with the input of output filter circuit; The input of input filter circuit is also connected with the output of bypass SCR, charging circuit, the described output of bypass SCR is connected with the output of inverter circuit, the output of charging circuit is connected with the input of ultracapacitor, the output of described super capacitor is connected with the input of DC voltage booster circuit, and the output of described DC voltage booster circuit is connected with the output of rectification boosting circuit.
Super capacitor is made up of film capacitor unit, and the storage temperature range of ultracapacitor reaches-40 DEG C ~ 85 DEG C, and operating ambient temperature range reaches-40 DEG C ~ 70 DEG C.Make UPS electrical power storage at low temperatures in the middle of ultracapacitor, realize the UPS supplying power for outside under worst cold case.When selecting the super capacitor of energy storage, choose the ultracapacitor that rated voltage is consistent with UPS battery direct voltage, the charging voltage that the charging circuit of UPS inside is exported is mated with super capacitor rated voltage.Citing, the lead-acid battery quantity of 1KVA on line type UPS is 3 joints, rated voltage 12V, and connected mode is series connection.The specification of every batteries is 7AH.Output voltage with reference to UPS is fully loaded with supporting time, and general 1KVA on line type UPS is 5 minutes, then effectively energy storage is 210KJ.Using the upper limit of the charging voltage upper limit of UPS battery as super capacitor operating voltage, by the lower limit of " cell voltage electricity is low " alarm voltage thresholding lower limit as super capacitor operating voltage.Ultracapacitor capacitance is calculated according to capacitance energy storage formulae discovery E=* C* Δ U2.
The cable at ultracapacitor two ends is processed into the plug conforming with UPS battery socket as shown in Figures 2 and 3, directly inserts UPS external connection battery socket.
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated, but the utility model is not limited to this specific embodiment.
The foregoing is only preferred embodiment of the present utility model, not in order to limit the utility model, all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection range of the present utility model.
Claims (2)
1. the UPS based on capacitance energy storage, it is characterized in that: described UPS comprises input filter circuit, rectification boosting circuit, inverter circuit, output filter circuit, bypass SCR, charging circuit, DC voltage booster circuit, ultracapacitor, the output of described input filter circuit is connected with the input of rectification boosting circuit, the output of rectification boosting circuit is connected with the input of inverter circuit, and the output of inverter circuit is connected with the input of output filter circuit; The input of input filter circuit is also connected with the output of bypass SCR, charging circuit, the described output of bypass SCR is connected with the output of inverter circuit, the output of charging circuit is connected with the input of ultracapacitor, the output of described super capacitor is connected with the input of DC voltage booster circuit, and the output of described DC voltage booster circuit is connected with the output of rectification boosting circuit.
2. a kind of UPS based on capacitance energy storage according to claim 1, it is characterized in that: described super capacitor is made up of film capacitor unit, the storage temperature range of ultracapacitor reaches-40 DEG C ~ 85 DEG C, and operating ambient temperature range reaches-40 DEG C ~ 70 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647471.7U CN204230962U (en) | 2014-11-03 | 2014-11-03 | A kind of UPS based on capacitance energy storage |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420647471.7U CN204230962U (en) | 2014-11-03 | 2014-11-03 | A kind of UPS based on capacitance energy storage |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204230962U true CN204230962U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201420647471.7U Expired - Fee Related CN204230962U (en) | 2014-11-03 | 2014-11-03 | A kind of UPS based on capacitance energy storage |
Country Status (1)
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| CN (1) | CN204230962U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186663A (en) * | 2015-10-15 | 2015-12-23 | 江苏兆合电气有限公司 | Supercapacitor-base uninterrupted power system |
| CN105391152A (en) * | 2015-12-23 | 2016-03-09 | 无锡江南计算技术研究所 | Backup direct-current high voltage power supply for super capacitor |
| CN110299756A (en) * | 2019-07-22 | 2019-10-01 | 哈尔滨商业大学 | A kind of UPS uninterruptible power supply and its construction method based on capacitor batteries |
| CN111245066A (en) * | 2020-03-19 | 2020-06-05 | 上海钧正网络科技有限公司 | Charging system and charging management method |
-
2014
- 2014-11-03 CN CN201420647471.7U patent/CN204230962U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105186663A (en) * | 2015-10-15 | 2015-12-23 | 江苏兆合电气有限公司 | Supercapacitor-base uninterrupted power system |
| CN105391152A (en) * | 2015-12-23 | 2016-03-09 | 无锡江南计算技术研究所 | Backup direct-current high voltage power supply for super capacitor |
| CN110299756A (en) * | 2019-07-22 | 2019-10-01 | 哈尔滨商业大学 | A kind of UPS uninterruptible power supply and its construction method based on capacitor batteries |
| CN111245066A (en) * | 2020-03-19 | 2020-06-05 | 上海钧正网络科技有限公司 | Charging system and charging management method |
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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: 20150325 Termination date: 20201103 |
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| CF01 | Termination of patent right due to non-payment of annual fee |