CN204258342U - Capacitive energy storage device - Google Patents
Capacitive energy storage device Download PDFInfo
- Publication number
- CN204258342U CN204258342U CN201420591686.1U CN201420591686U CN204258342U CN 204258342 U CN204258342 U CN 204258342U CN 201420591686 U CN201420591686 U CN 201420591686U CN 204258342 U CN204258342 U CN 204258342U
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- China
- Prior art keywords
- circuit
- diode
- energy storage
- power supply
- resistance
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 238000004146 energy storage Methods 0.000 title claims abstract description 48
- 230000000087 stabilizing effect Effects 0.000 claims abstract description 15
- 239000003990 capacitor Substances 0.000 description 10
- 239000003792 electrolyte Substances 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 5
- 238000005457 optimization Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000002159 abnormal effect Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005684 electric field Effects 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 230000033116 oxidation-reduction process Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
Classifications
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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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides a kind of capacitive energy storage device, belong to charging technical field, it comprises the diode V32 connected successively, voltage stabilizing circuit, the current-limiting circuit be made up of resistance R14 and the resistance R15 of parallel connection and diode V25, the positive pole of diode V32 is connected with external power supply, negative pole is connected with voltage stabilizing circuit, diode V25 positive pole is connected with current-limiting circuit, negative pole is connected with load circuit, capacitive energy storage device also comprises the energy storage circuit be made up of the energy-storage units circuit of several series connection, the positive terminal of energy storage circuit is connected with the anode of diode V25, negative pole end ground connection.In the circuit arrangement, can be used as stand-by power supply when external power supply interrupts, there is the feature such as long service life, energy-conserving and environment-protective.This circuit does not need complicated commutation circuit, switching time short, can ensure when external power supply is normal and interrupt timer to have unremitting power supply supply.
Description
Technical field
The utility model relates to charging technical field.Relate in particular to a kind of capacitive energy storage device.
Background technology
Ultracapacitor is a kind of electrochemical element, and it is between traditional capacitor and battery, is a kind of power supply with property, but chemical reaction does not occur in the process of its energy storage.Ultracapacitor is the capacitor utilizing electric double layer principle.When on two pole plates that applied voltage is added to ultracapacitor, the same with ordinary capacitor, the positive electrode of pole plate stores positive charge, negative plate stores negative electrical charge, under the electric field action that electric charge produces on the two-plate of ultracapacitor, contrary electric charge is formed with on interelectrode interface at electrolyte, with the internal electric field of BES, this positive charge and negative electrical charge are on two contact-making surfaces not between homophase, be arranged on contrary position with the compole short air gap of positive and negative charge, this charge distribution layers is called electric double layer, and therefore capacitance is very large.When between two-plate during the oxidation-reduction electrode current potential of electromotive force lower than electrolyte, on electrolyte interface, electric charge can not depart from electrolyte, ultracapacitor is normal operating conditions (being generally below 3V), when exceeding the oxidation-reduction electrode current potential of electrolyte as capacitor voltage at both ends, electrolyte will decompose, and be abnormal condition.Owing to discharging along with ultracapacitor, the electric charge on positive and negative pole plate is released by external circuit, the corresponding minimizing of the electric charge on the interface of electrolyte.This shows: the charge and discharge process of ultracapacitor is physical process all the time, does not have chemical reaction.Therefore performance is stable, is different from utilizing the storage battery of chemical reaction.Therefore ultracapacitor can repeated charge hundreds thousand of time.
Ultracapacitor is a kind of Novel energy storage apparatus, and it has, and power density is high, the discharge and recharge time is short, the feature such as long service life, good temp characteristic, energy savings and environmental protection.The voltage of single super capacitor is generally no more than 3V, and energy is less, and therefore the general mode of multiple capacitances in series that adopts forms required energy storage device to improve the stored energy of energy storage device.
In existing circuit arrangement, interrupt needing stand-by power supply to provide power supply to carry out the operations such as data storage once external power supply, with power supply many employings chemical cell, useful life is short and big for environment pollution.In addition, the switching of main power supply needs complicated circuit design, and its switch operating can need the regular hour standby.
Utility model content
For this reason, technical problem to be solved in the utility model is that the stand-by power supply adopting chemical cell in available circuit device is short, big for environment pollution for useful life, and the switching device shifter of main power supply is complicated, thus propose a kind ofly to can be used as the long service life of stand-by power supply, the capacitive energy storage device of energy-conserving and environment-protective.
For solving the problems of the technologies described above, the utility model provides following technical scheme:
A kind of capacitive energy storage device, comprise the diode V32 connected successively, voltage stabilizing circuit, the current-limiting circuit be made up of resistance R14 and the resistance R15 of parallel connection and diode V25, the positive pole of diode V32 is connected with external power supply, negative pole is connected with voltage stabilizing circuit, diode V25 positive pole is connected with current-limiting circuit, negative pole is connected with load circuit, capacitive energy storage device also comprises the energy storage circuit be made up of the energy-storage units circuit of several series connection, the positive terminal of energy storage circuit is connected with the anode of diode V25, negative pole end ground connection, also comprise electric capacity C49, one end of electric capacity C49 is connected with the negative pole of diode V32, other end ground connection.
As optimization, energy-storage units circuit comprises a ultracapacitor and resistance, ultracapacitor and a resistor coupled in parallel.
As optimization, the resistance sizes of energy-storage units circuit is all consistent.
As optimization, the ultracapacitor of energy-storage units circuit in the same size.
As optimization, current-limiting circuit comprises resistance R14 in parallel and resistance R15.
Technique scheme of the present utility model has the following advantages compared to existing technology:
The capacitive energy storage device that the utility model provides; in the circuit arrangement; stand-by power supply is can be used as when external power supply interrupts; operation is protected accordingly for device; as preserved data etc.; it does not utilize chemical reaction, has that power density is high, the discharge and recharge time is short, the feature such as long service life, good temp characteristic, energy savings and environmental protection.Diode V25 plays on-off action, and when external power supply is normal, diode V25 is in reverse blocking state, thus close the electric discharge of energy storage circuit, and once external power supply conducting, then diode V25 forward conduction, energy storage circuit is externally discharged, and powers to load circuit.Further, when external power supply recovers normal, external power supply can be automatically switched to immediately and power, also can charge to energy storage circuit simultaneously.This circuit does not need complicated commutation circuit, switching time short, can ensure when external power supply is normal and interrupt timer to have unremitting power supply supply.
Accompanying drawing explanation
In order to make content of the present utility model be more likely to be clearly understood, below according to specific embodiment of the utility model also by reference to the accompanying drawings, the utility model is described in further detail, wherein
Fig. 1 is a kind of capacitive energy storage device circuit diagram of the utility model embodiment;
Fig. 2 is a kind of equalizer circuit figure of the utility model embodiment.
Embodiment
In order to make those skilled in the art person understand the utility model scheme better, below in conjunction with drawings and Examples, technical scheme provided by the utility model is described in further detail.
As shown in Figure 1, the utility model provides a kind of capacitive energy storage device, comprise the diode V32 connected successively, voltage stabilizing circuit, the current-limiting circuit be made up of resistance R14 and the resistance R15 of parallel connection and diode V25, the positive pole of diode V32 is connected with external power supply, negative pole is connected with voltage stabilizing circuit, diode V25 positive pole is connected with current-limiting circuit, negative pole is connected with load circuit, capacitive energy storage device also comprises the energy storage circuit be made up of the energy-storage units circuit of several series connection, the positive terminal of energy storage circuit is connected with the anode of diode V25, negative pole end ground connection.Particularly, energy-storage units circuit comprises a ultracapacitor in parallel and a resistance.And the resistance of all energy-storage units circuit and the size of ultracapacitor all consistent.Ultracapacitor series aiding connection in energy storage circuit.As optimization, the present embodiment also comprises electric capacity C49, and one end of electric capacity C49 is connected with the negative pole of diode V32, other end ground connection.
When the external power supply power-off of device, the capacitive energy storage device storing electric energy can use as stand-by power supply, this capacitive energy storage device by charging circuit, accumulator and discharge circuit three part form.As shown in Figure 1, charging circuit can provide power supply by 15VDC external power supply, also can charge to C41, C42, C43, C44 tetra-ultracapacitors, when front end does not have voltage 15VDC, four ultracapacitors can provide power supply for device, and assurance device can continuous firing a period of time when outside power down.In actual use, according to the use needs of device, multiple energy-storage units circuit can be set to increase the energy stored.D17 is voltage stabilizing circuit, and provide 10V direct voltage for charging to super capacitor, in charging circuit, diode V32 effect is for preventing capacitance current from pouring in down a chimney in external power supply circuit when preventing external power source from interrupting.Resistance R14, R15 are charging current limiter resistance, and when anti-locking apparatus starts, electric current is excessive, causes installation's power source normally to start.Memory circuit is composed in series by 4 super capacitors and grading resistor.Grading resistor R12, R16, R17, R18 are mainly and ensure that four the ultracapacitor both end voltage in parallel with it are consistent, in order to avoid voltage inequality causes super capacitor local overvoltage and damages.Super capacitor is discharged by diode V25, and this diode plays automatic switch effect, and when external power supply is normal, this diode is in reverse blocking state, thus disconnects the discharge circuit of energy storage circuit; Forward conduction when external power supply interrupts, thus the discharge circuit of conducts energy memory circuit.This circuit ensure that under normal circumstances all can the power supply supply of guaranteed normal work with abnormal conditions lower device.If the main power source of device need of work 10V, and prime transforms out is the 15VDC of 15V, then can adopt this voltage conversion circuit, and be that super capacitor is powered by this circuit, assurance device normally works.
As shown in Figure 2, the one as the present embodiment is out of shape, equalizer circuit, namely with ultracapacitor parallel connection for ensureing that the both end voltage of all ultracapacitors of connecting is consistent, can also be following circuit:
Comprise resistance R1-R7, and resistance R8 and R9 connected, voltage stabilizing circuit U1 and triode D1 and D2, resistance R1, R2, in parallel with ultracapacitor after R3 series connection, and resistance R1 is connected with the positive pole of ultracapacitor, the first end of voltage stabilizing circuit U1 and resistance R2, the junction of R3 connects, second end of voltage stabilizing circuit U1 is connected with one end of resistance R4 and resistance R5 respectively, 3rd end of voltage stabilizing circuit U1 is connected with the negative pole of ultracapacitor, the other end of resistance R4 is connected with the junction of resistance R8 and R9, the other end of resistance R5 is connected with the base stage of triode D1, the emitter of triode D1 is also connected with the junction of resistance R8 and R9, the collector electrode of triode D1 is connected with one end of resistance R6 and R7 respectively, the other end of resistance R6 is connected with the negative pole of ultracapacitor, the other end of resistance R7 is connected with the base stage of triode D2, the collector electrode of triode D2 is connected with another junction of resistance R8 and R9, the emitter of triode D2 is connected with the negative pole of ultracapacitor.Voltage stabilizing circuit U1 is the accurate voltage stabilizing integrated chip of TL431 tri-end group.
Obviously, above-described embodiment is only for clearly example being described, and the restriction not to execution mode.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all execution modes.And thus the apparent change of extending out or variation be still among the protection range that the utility model creates.
Claims (4)
1. a capacitive energy storage device, it is characterized in that: comprise the diode V32, voltage stabilizing circuit, the current-limiting circuit be made up of resistance R14 and the resistance R15 of parallel connection and the diode V25 that connect successively, the positive pole of described diode V32 is connected with external power supply, negative pole is connected with described voltage stabilizing circuit, and described diode V25 positive pole is connected with described current-limiting circuit, negative pole is connected with load circuit; Also comprise the energy storage circuit be made up of the energy-storage units circuit of several series connection, the positive terminal of described energy storage circuit is connected with the anode of described diode V25, negative pole end ground connection; Also comprise electric capacity C49, one end of described electric capacity C49 be connected with the negative pole of described diode V32, other end ground connection.
2. capacitive energy storage device as claimed in claim 1, it is characterized in that, described energy-storage units circuit comprises a ultracapacitor and a resistance, described ultracapacitor and resistor coupled in parallel.
3. capacitive energy storage device as claimed in claim 2, it is characterized in that, the resistance sizes of described energy-storage units circuit is all consistent.
4. as claimed in claim 2 or claim 3 capacitive energy storage device, is characterized in that, the ultracapacitor of described energy-storage units circuit in the same size.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420591686.1U CN204258342U (en) | 2014-10-13 | 2014-10-13 | Capacitive energy storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420591686.1U CN204258342U (en) | 2014-10-13 | 2014-10-13 | Capacitive energy storage device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204258342U true CN204258342U (en) | 2015-04-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420591686.1U Expired - Fee Related CN204258342U (en) | 2014-10-13 | 2014-10-13 | Capacitive energy storage device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204258342U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105555156A (en) * | 2014-04-16 | 2016-05-04 | 吉瑞高新科技股份有限公司 | Electronic cigarette |
| CN109462531A (en) * | 2019-01-10 | 2019-03-12 | 杭州中恒云能源互联网技术有限公司 | Multi-energy data monitoring device and system |
| CN109617775A (en) * | 2019-01-10 | 2019-04-12 | 杭州中恒云能源互联网技术有限公司 | Multi-energy data monitoring device and system |
| CN111552340A (en) * | 2020-05-08 | 2020-08-18 | 深圳市博实结科技有限公司 | Current control circuit and device |
-
2014
- 2014-10-13 CN CN201420591686.1U patent/CN204258342U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105555156A (en) * | 2014-04-16 | 2016-05-04 | 吉瑞高新科技股份有限公司 | Electronic cigarette |
| CN109462531A (en) * | 2019-01-10 | 2019-03-12 | 杭州中恒云能源互联网技术有限公司 | Multi-energy data monitoring device and system |
| CN109617775A (en) * | 2019-01-10 | 2019-04-12 | 杭州中恒云能源互联网技术有限公司 | Multi-energy data monitoring device and system |
| CN111552340A (en) * | 2020-05-08 | 2020-08-18 | 深圳市博实结科技有限公司 | Current control circuit and device |
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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: 20150408 Termination date: 20191013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |