CN219227267U - Super capacitor-based energy storage circuit of mobile power supply - Google Patents
Super capacitor-based energy storage circuit of mobile power supply Download PDFInfo
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- CN219227267U CN219227267U CN202320724309.XU CN202320724309U CN219227267U CN 219227267 U CN219227267 U CN 219227267U CN 202320724309 U CN202320724309 U CN 202320724309U CN 219227267 U CN219227267 U CN 219227267U
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- super capacitor
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- battery
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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
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a super-capacitor-based energy storage circuit of a mobile power supply, which comprises a photovoltaic array circuit, wherein the photovoltaic array circuit is electrically connected with a diode for rectification, the diode is electrically connected with a super capacitor group, a photovoltaic control circuit is arranged between the diode and the super capacitor group, rectified current is stored in the super capacitor group, the super capacitor group is electrically connected with a DC/DC transformer, the DC/DC transformer is electrically connected with a rechargeable battery, the valve-controlled lead-acid storage battery is charged through voltage output by the DC/DC transformer, and the valve-controlled lead-acid storage battery is electrically connected with a battery control circuit. The utility model provides a charge for the battery through the electricity that photovoltaic board sent out, effectively utilize solar energy in portable power source, energy storage effect is good, effectively utilizes super capacitor to this application realizes better charge and discharge through photovoltaic control circuit and battery control circuit is supplementary.
Description
Technical Field
The utility model relates to the field of mobile power sources, in particular to an energy storage circuit of a mobile power source based on a super capacitor.
Background
In the prior art, the energy storage circuit of the mobile power supply generally only adopts a common power supply to charge the battery to realize the energy charging circuit of the mobile power supply, only relies on the common battery to store energy, and can not effectively utilize photovoltaic solar energy, so that the energy efficiency is low.
Disclosure of Invention
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the utility model provides a portable power source's tank circuit based on super capacitor, includes photovoltaic array circuit, a diode rectification is connected to photovoltaic array circuit electricity, the super capacitor group is connected to the diode electricity, be equipped with photovoltaic control circuit between diode and the super capacitor group, with the electric current storage after the rectification in the super capacitor group, the DC/DC transformer is connected to the super capacitor group electricity, rechargeable battery is connected to DC/DC transformer electricity, charges for valve control lead acid battery through the voltage of DC/DC transformer output, valve control lead acid battery charges the electricity and is connected with battery control circuit.
Further, the photovoltaic control circuit comprises an MOS tube, a source electrode and a drain electrode of the MOS tube are respectively and electrically connected with the diode and the super capacitor group, and a grid electrode of the MOS tube is electrically connected with a single chip microcomputer.
Further, the photovoltaic array circuit is coupled with a voltage and current sampling device, the voltage and current sampling device is electrically connected with an ADC, the ADC is electrically connected with the singlechip, and the singlechip outputs and controls the grid electrode of the MOS tube.
Further, the battery control circuit comprises a voltage and current sampling device electrically connected with the valve-regulated lead-acid storage battery, wherein the voltage and current sampling device is electrically connected with a controller, and the controller is electrically connected with the DC/DC transformer.
Further, the model of the controller is UC3909.
Compared with the prior art, the utility model has the following beneficial effects:
the utility model provides a battery charges through the electricity that photovoltaic board sent out, at first the photovoltaic board realizes a simple rectification through the diode, output current, then MOS pipe control is cut off, charge for super capacitor group, super capacitor group charges for the battery after the vary voltage, so the application can all realize charging to super capacitor group and battery through photovoltaic power generation, effectively utilize solar energy in portable power source, energy storage effect is good, effectively utilize super capacitor, and this application realizes better charge and discharge through photovoltaic control circuit and battery control circuit is supplementary.
Drawings
Fig. 1 is a schematic circuit diagram of the present application.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
The utility model provides a portable power source's tank circuit based on super capacitor, as shown in figure 1, including photovoltaic array circuit, a diode rectification is connected to photovoltaic array circuit electricity, super capacitor group is connected to the diode electricity, be equipped with photovoltaic control circuit between diode and the super capacitor group, current storage after will rectifying is in super capacitor group, DC/DC transformer is connected to super capacitor group electricity, DC/DC transformer electricity is connected rechargeable battery, charges for valve control lead acid battery through the voltage of DC/DC transformer output, valve control lead acid battery charges the electricity and is connected with battery control circuit. The utility model provides a battery charges through the electricity that photovoltaic board sent out, at first the photovoltaic board realizes a simple rectification through the diode, output current, then MOS pipe control is cut off, charges for super capacitor group, and super capacitor group charges for the battery after the vary voltage, so the utility model discloses a can all realize charging to super capacitor group and battery through photovoltaic power generation, effectively utilize solar energy in portable power source, energy storage is effectual, effectively utilizes super capacitor.
In a preferred embodiment, the photovoltaic control circuit comprises an MOS tube, a source electrode and a drain electrode of the MOS tube are respectively and electrically connected with a diode and a super capacitor group, a grid electrode of the MOS tube is electrically connected with a single chip microcomputer, the photovoltaic array circuit is coupled with a voltage and current sampling device, the voltage and current sampling device is electrically connected with an ADC, the ADC is electrically connected with the single chip microcomputer, and the single chip microcomputer outputs and controls the grid electrode of the MOS tube. The voltage and current sampling device can be a resistor, the ADC is an analog-to-digital converter, the single chip microcomputer indirectly controls the grid drive of the MOS tube through a control signal of the ADC, the photovoltaic control circuit can dynamically monitor the change of the photovoltaic panel, and then the photovoltaic panel is subjected to feedback control, namely, when the current is too large and too small, the single chip microcomputer can correspondingly control to adjust the switch of the MOS tube, so that the safety is higher.
In a preferred embodiment, the battery control circuit comprises a voltage and current sampling device electrically connected with the valve-regulated lead-acid storage battery, wherein the voltage and current sampling device is electrically connected with a controller, the controller is electrically connected with a DC/DC transformer, and the model of the controller is UC3909. The sampling circuit of the storage battery can be a resistor, the change of the current or the voltage of the storage battery is collected through the resistor, then feedback control is carried out on the storage battery through UC3909, and the voltage transformation is controlled.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a portable power source's tank circuit based on super capacitor, its characterized in that includes photovoltaic array circuit, a diode rectification is connected to photovoltaic array circuit electricity, the super capacitor group is connected to the diode electricity, be equipped with photovoltaic control circuit between diode and the super capacitor group, with the electric current storage after rectifying in the super capacitor group, the DC/DC transformer is connected to the super capacitor group electricity, the rechargeable battery is connected to the DC/DC transformer electricity, charges for the valve control lead acid battery through the voltage of DC/DC transformer output, valve control lead acid battery charges and is connected with battery control circuit.
2. The energy storage circuit of the super capacitor-based mobile power supply according to claim 1, wherein the photovoltaic control circuit comprises an MOS tube, a source electrode and a drain electrode of the MOS tube are respectively and electrically connected with a diode and a super capacitor group, and a grid electrode of the MOS tube is electrically connected with a single chip microcomputer.
3. The energy storage circuit of the mobile power supply based on the super capacitor according to claim 2, wherein the photovoltaic array circuit is coupled with a voltage and current sampling device, the voltage and current sampling device is electrically connected with an ADC, the ADC is electrically connected with the singlechip, and the singlechip outputs and controls the grid electrode of the MOS tube.
4. The super capacitor based portable power source tank circuit of claim 1, wherein said battery control circuit comprises a voltage current sampling device electrically connected to a valve controlled lead acid battery, said voltage current sampling device being electrically connected to a controller, said controller being electrically connected to a DC/DC transformer.
5. The supercapacitor-based energy storage circuit of claim 4, wherein the controller is model UC3909.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320724309.XU CN219227267U (en) | 2023-04-04 | 2023-04-04 | Super capacitor-based energy storage circuit of mobile power supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320724309.XU CN219227267U (en) | 2023-04-04 | 2023-04-04 | Super capacitor-based energy storage circuit of mobile power supply |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219227267U true CN219227267U (en) | 2023-06-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320724309.XU Active CN219227267U (en) | 2023-04-04 | 2023-04-04 | Super capacitor-based energy storage circuit of mobile power supply |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219227267U (en) |
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2023
- 2023-04-04 CN CN202320724309.XU patent/CN219227267U/en active Active
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