CN203660657U - Electric power operation power supply based on energy storage by super capacitor - Google Patents
Electric power operation power supply based on energy storage by super capacitor Download PDFInfo
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- CN203660657U CN203660657U CN201320623179.7U CN201320623179U CN203660657U CN 203660657 U CN203660657 U CN 203660657U CN 201320623179 U CN201320623179 U CN 201320623179U CN 203660657 U CN203660657 U CN 203660657U
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- 238000004146 energy storage Methods 0.000 title claims abstract description 24
- 239000003990 capacitor Substances 0.000 title abstract 2
- 238000001514 detection method Methods 0.000 abstract description 4
- 238000010277 constant-current charging Methods 0.000 abstract 3
- 238000002955 isolation Methods 0.000 abstract 2
- 238000005516 engineering process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The utility model discloses an electric power operation power supply based on energy storage by a super capacitor. The electric power operation power supply comprises an isolation voltage reduction type rectification module, a BUCK type DC-DC chopper pressure-regulating module, a BUCK type DC-DC constant-current charging module, a diode and an energy storage medium. Direct-current output ends of the isolation voltage reduction type rectification module are in parallel connection with input ends of the BUCK type DC-DC chopper pressure-regulating module and the BUCK type DC-DC constant-current charging module respectively. An output end of the BUCK type DC-DC constant-current charging module is in parallel connection with the energy storage medium. A high-voltage output end of the energy storage medium is connected in series with the diode and then is connected in parallel with the BUCK type DC-DC chopper pressure-regulating module. The electric power operation power supply adopts the automatic strobe output diode and can automatically choose alternating-current power supply or energy storage medium power supply, does not need a detection link of inputting a 220/110V alternating-current state or outputting a direct-current 24V state, ad has high real-time performance and reliability.
Description
Technical field
The utility model relates to operating power electric power system technical field, is specially a kind of electric power operation power supply based on ultracapacitor energy storage.
Background technology
At present, the power supply reference power supply of operation control box in traditional high voltage permanent vacuum switch cabinet and ring main unit, in the time that external PT input AC electricity is effective, be all 24V direct current by a unidirectional AC-DC module in road by the 220/110V AC rectification of input, as the input reference voltage of controller and actuator.Meanwhile, in operation control box, all have 12V/24V maintenance-free battery as energy-accumulating medium, and can be by the unidirectional AC-DC module in another road to energy-storage battery constant current charge.In the time detecting that 220/110V alternating current lost efficacy, energy-storage battery is exported 24V direct current by Uniderectional DC-DC module immediately, thereby has solved switch cubicle and the operating power powerup issue of ring main unit under circuit power down mode, and such scheme is referred to as scheme one.Also have a kind of power supply plan, be referred to as scheme two here, compare scheme one, maximum difference is that energy-storage battery passes through bi-directional DC-DC module and is connected with output direct current 24V port.In the time that input 220/110V alternating current is effective, by the unidirectional AC-DC module output in a road 24V direct current, pass through bi-directional DC-DC module to energy-storage battery constant current charge simultaneously; In the time detecting that 220/110V alternating current lost efficacy, energy-storage battery is immediately by bi-directional DC-DC module output 24V direct current.This scheme can solve switch cubicle and the ring main unit operating power powerup issue under circuit power down mode equally.
Although above-mentioned two kinds of power supply plans design all can realize the uninterrupted power supply ability of operating power, but still there is following technical problem: 1, in scheme one, while adopting unidirectional AC-DC module to energy-storage battery constant current charge, pressure reduction between its input ac voltage and energy-storage battery end of charge voltage is larger, conventionally in doubly left and right of 15-20, cause charging circuit structural design relative complex, reliability reduces; 2, in scheme two, adopt after bi-directional DC-DC module, pressure reduction between energy-storage battery end of charge voltage and output direct current 24V is less, and use an AC-DC constant current charge module than scheme one is few, but there is the switching of constant current charge and two kinds of mode of operations of chopper control in bi-directional DC-DC module, make control circuit design relative complex, stability and reliability decrease.In addition, in the time that input 220/110V alternating current is effective, by the unidirectional AC-DC module output galvanic while of 24V, also pass through bi-directional DC-DC module to energy-storage battery constant current charge, can cause like this design power of unidirectional AC-DC module larger, reduce operating efficiency.3, two schemes all needs to input the state of 220/110V alternating current or the state of output direct current 24V judges whether input AC power supply lost efficacy by detection, and to determine whether start energy-storage battery power supply, thereby real-time is poor.Once and detect inefficacy can cause power failure, also make reliability reduce.4, two schemes adopts maintenance-free battery as energy-accumulating medium, and its useful life is low and need often replacing, and actual maintenance cost and workload are increased.
Utility model content
The purpose of this utility model is in order to overcome above-mentioned the deficiencies in the prior art part, and a kind of electric power operation power supply based on ultracapacitor energy storage of simple in structure, safe and long service life is provided.
The purpose of this utility model reaches by following measure: the electric power operation power supply based on ultracapacitor energy storage, comprise isolated buck-type rectification module, BUCK type DC-DC chopper control module, BUCK type DC-DC constant current charge module, diode and energy-accumulating medium, the DC output end of described isolated buck-type rectification module is in parallel with the input of BUCK type DC-DC chopper control module and BUCK type DC-DC constant current charge module respectively, the output of described BUCK type DC-DC constant current charge module is in parallel with energy-accumulating medium, the high-voltage output end of described energy-accumulating medium is in parallel with the high voltage input terminal of BUCK type DC-DC chopper control module again after connecting with diode.
Further, described diode is automatic gating output diode.
Further, described energy-accumulating medium is ultracapacitor.
The utlity model has following beneficial effect: one, the utility model adopts isolated buck-type rectification module, can choose flexibly rectification output intermediate link direct voltage, and can effectively prevent the superpotential intrusions such as thunder and lightning; Its two, BUCK type DC-DC chopper control module and BUCK type DC-DC constant current charge modular circuit is simple in structure and type is in full accord, is convenient to circuit design and control and cost low; Its three, automatically gating output diode can be selected Alternating Current Power Supply or energy-accumulating medium power supply automatically, without the detection of input 220/110V alternating current state or output direct current 24V state, real-time and reliability are high; Its four, adopt ultracapacitor as energy-accumulating medium, because of its long service life, can realize truly non-maintaining.
Brief description of the drawings
Fig. 1 is the structural representation of existing scheme one in background technology.
Fig. 2 is the structural representation of existing scheme two in background technology.
Fig. 3 is the utility model structural representation.
1. isolated buck-type rectification modules in figure, 2.BUCK type DC-DC chopper control module, 3.BUCK type DC-DC constant current charge module, 4. diode, 5. energy-accumulating medium.
Embodiment
Describe performance of the present utility model in detail below in conjunction with accompanying drawing, but they do not form to restriction of the present utility model, only for example, simultaneously by illustrating that advantage of the present utility model will become more clear and easily understand.
When normal power supply, 220/110V alternating current is exported intermediate link direct voltage between 50V-60V by 1 rectification of isolated buck-type rectification module, then exports 24V direct current by BUCK type DC-DC chopper control module 2; Charge to ultracapacitor by BUCK type DC-DC constant current charge module 3, end of charge voltage is direct current 48V, a little less than intermediate link direct voltage simultaneously.In the time that 220/110V alternating current lost efficacy, once intermediate link direct voltage lower than ultracapacitor end of charge voltage, ultracapacitor is exported by automatic gating output diode 4 gatings, and exports 24V direct current by BUCK type DC-DC chopper control module 2.In the time that 220/110V alternating current recovers, once intermediate link direct voltage is higher than the ultracapacitor residual voltage that discharges, ultracapacitor is ended by automatic gating output diode 4 gatings, and export 24V direct current by BUCK type DC-DC chopper control module 2, BUCK type DC-DC constant current charge module 3 is charged to ultracapacitor simultaneously.Described utility model scheme can solve the uninterrupted power supply problem of switch cubicle and ring main unit operating power under circuit power down mode.
The existing technical scheme of comparing, this electric power operation power supply is by isolated buck-type rectification module 1, rectification is exported to intermediate link direct voltage and design at reasonable interval, better mated the voltage difference between energy-accumulating medium 5 end of charge voltage and output 24V, improved reliability; Adopt BUCK type DC-DC chopper control module 2 and BUCK type DC-DC constant current charge module 3, circuit structure is simple and type is in full accord, has reduced circuit design and has controlled difficulty; Automatically gating output diode 4 can select Alternating Current Power Supply or energy-accumulating medium 5 to power automatically, without the detection of input 220/110V alternating current state or output direct current 24V state, has improved real-time and reliability; Adopt ultracapacitor as energy-accumulating medium 5, because of its long service life, can realize truly non-maintaining.
Above-described embodiment is preferably execution mode of the utility model; but execution mode of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection range of the present utility model.
Other unaccounted part is prior art.
Claims (3)
1. the electric power operation power supply based on ultracapacitor energy storage, it is characterized in that: comprise isolated buck-type rectification module (1), BUCK type DC-DC chopper control module (2), BUCK type DC-DC constant current charge module (3), diode (4) and energy-accumulating medium (5), the DC output end of described isolated buck-type rectification module (1) is in parallel with the input of BUCK type DC-DC chopper control module (2) and BUCK type DC-DC constant current charge module (3) respectively, the output of described BUCK type DC-DC constant current charge module (3) is in parallel with energy-accumulating medium (5), the high-voltage output end of described energy-accumulating medium (5) is in parallel with the high voltage input terminal of BUCK type DC-DC chopper control module (2) again after connecting with diode (4).
2. the electric power operation power supply based on ultracapacitor energy storage according to claim 1, is characterized in that described diode (4) is automatic gating output diode.
3. the electric power operation power supply based on ultracapacitor energy storage according to claim 1 and 2, is characterized in that described energy-accumulating medium (5) is ultracapacitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623179.7U CN203660657U (en) | 2013-10-09 | 2013-10-09 | Electric power operation power supply based on energy storage by super capacitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320623179.7U CN203660657U (en) | 2013-10-09 | 2013-10-09 | Electric power operation power supply based on energy storage by super capacitor |
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| Publication Number | Publication Date |
|---|---|
| CN203660657U true CN203660657U (en) | 2014-06-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320623179.7U Expired - Lifetime CN203660657U (en) | 2013-10-09 | 2013-10-09 | Electric power operation power supply based on energy storage by super capacitor |
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| CN (1) | CN203660657U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532226A (en) * | 2013-10-09 | 2014-01-22 | 武汉百楚科技有限公司 | Electric operational power supply storing energy on basis of supercapacitor |
-
2013
- 2013-10-09 CN CN201320623179.7U patent/CN203660657U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103532226A (en) * | 2013-10-09 | 2014-01-22 | 武汉百楚科技有限公司 | Electric operational power supply storing energy on basis of supercapacitor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: WEISHENG BAICHU ELECTRIC POWER TECHNOLOGY CO., LTD Free format text: FORMER NAME: WUHAN SMART ELECTRICAL CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 430205, Yao hi tech Industrial Park, four hi tech Zone, 35 hi tech Zone, Wuhan, Hubei, East Lake Patentee after: WASION BAICHU ELECTRIC POWER TECHNOLOGY Co.,Ltd. Address before: 430000, Yao hi tech Industrial Park, four hi tech Zone, 35 hi tech Zone, Wuhan, Hubei, East Lake Patentee before: Wuhan Baichu Technology Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20180301 Address after: 411201 No. 28, Bai Shi Road, Xiangtan City, Hunan Province Patentee after: WASION ELECTRIC Co.,Ltd. Address before: 430205, Yao hi tech Industrial Park, four hi tech Zone, 35 hi tech Zone, Wuhan, Hubei, East Lake Patentee before: WASION BAICHU ELECTRIC POWER TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 411201 28 Bai Shi Road, Jing Kai District, Xiangtan, Hunan Patentee after: Weisheng Energy Technology Co.,Ltd. Address before: 411201 28 Bai Shi Road, Jing Kai District, Xiangtan, Hunan Patentee before: WASION ELECTRIC Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140618 |
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| CX01 | Expiry of patent term |