CN202889194U - Solar controller - Google Patents
Solar controller Download PDFInfo
- Publication number
- CN202889194U CN202889194U CN 201220589667 CN201220589667U CN202889194U CN 202889194 U CN202889194 U CN 202889194U CN 201220589667 CN201220589667 CN 201220589667 CN 201220589667 U CN201220589667 U CN 201220589667U CN 202889194 U CN202889194 U CN 202889194U
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- CN
- China
- Prior art keywords
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- solar cell
- resistance
- controller
- solar
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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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- 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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Abstract
The utility model provides a solar controller which can be used for adjusting the output voltage and current of a solar battery, and tracking the maximum power. The solar controller at least comprises an output voltage collecting circuit of the solar battery, an output current collecting circuit of the solar battery, a DC (Direct-Current)/DC converting circuit and a microprocessor; and the output voltage collecting circuit of the solar battery, the output current collecting circuit of the solar battery, the DC/DC converting circuit and the microprocessor are connected.
Description
Technical field
The utility model relates to a kind of controller for solar.
Background technology
That solar energy power generating has is pollution-free, noiseless, the advantage such as inexhaustible, nexhaustible, and need not other produce material except sunlight, is a kind of green energy resource with bright prospects, occupies an important position in system in future.
Solar cell power output and illumination, the gentle loading condition of ring are relevant, and have unique maximum power point (MPP) certain under illumination, the gentle loading condition of ring.In order to improve generating efficiency, between solar cell and load, need seal in controller for solar, controller for solar reaches the maximal power tracing to solar cell by regulating output voltage and the electric current of solar cell.
The utility model content
The purpose of this utility model is: propose a kind of controller for solar, can regulate output voltage and the electric current of solar cell, realize the tracking of maximum power.
Technical solution of the present utility model is:
A kind of controller for solar which comprises at least: solar cell output voltage Acquisition Circuit, solar cell output current Acquisition Circuit, DC/DC change-over circuit and microprocessor is characterized in that:
Described solar cell output voltage Acquisition Circuit is comprised of resistance R 1 and resistance R 2, resistance R 1 one ends link to each other with the solar cell output head anode, the other end links to each other with resistance R 2, resistance R 2 one ends link to each other with resistance R 1, the other end links to each other with the solar cell negative pole of output end, and the solar cell output voltage is sent into microprocessor after resistance R 1 and resistance R 2 dividing potential drops;
Described solar cell output current Acquisition Circuit is comprised of current sampling resistor R3, current sampling resistor R3 one end links to each other with the solar cell output head anode, the other end links to each other with inductance L in the DC/DC change-over circuit, and the solar cell output current is sent into microprocessor after current sampling resistor R3 is converted to voltage;
Described DC/DC change-over circuit, at least comprise: inductance L, electrochemical capacitor C, diode D and switching tube Q, its structure is: inductance L one end links to each other with current sampling resistor R3, the other end links to each other with diode D is anodal with switching tube Q drain electrode, switching tube Q collector electrode links to each other with diode D is anodal with inductance L, source electrode links to each other with the solar cell negative pole of output end, grid links to each other with microprocessor, diode D positive pole links to each other with inductance L, negative pole links to each other with electrochemical capacitor C is anodal, electrochemical capacitor C positive pole links to each other with controller output end is anodal with diode D, negative pole links to each other with the solar cell negative pole of output end, the controller output end positive pole links to each other with electrochemical capacitor C is anodal, and the controller output end negative pole links to each other with electrochemical capacitor C negative pole.
Further, described controller for solar front end is connected with solar cell, and the controller for solar rear end is connected with load.
The utility model compared with prior art, its remarkable advantage is: 1, compact conformation is easy to integrated; 2, cost is low, and technological requirement is low, is fit to large-scale production.
Description of drawings
Fig. 1 is the utility model structured flowchart.
Fig. 2 is the utility model circuit theory diagrams.
Embodiment
A kind of controller for solar as shown in Figure 1, which comprises at least: solar cell output voltage Acquisition Circuit, solar cell output current Acquisition Circuit, DC/DC change-over circuit and microprocessor is characterized in that:
Described solar cell output voltage Acquisition Circuit is comprised of resistance R 1 and resistance R 2, resistance R 1 one ends link to each other with the solar cell output head anode, the other end links to each other with resistance R 2, resistance R 2 one ends link to each other with resistance R 1, the other end links to each other with the solar cell negative pole of output end, and the solar cell output voltage is sent into microprocessor after resistance R 1 and resistance R 2 dividing potential drops;
Described solar cell output current Acquisition Circuit is comprised of current sampling resistor R3, current sampling resistor R3 one end links to each other with the solar cell output head anode, the other end links to each other with inductance L in the DC/DC change-over circuit, and the solar cell output current is sent into microprocessor after current sampling resistor R3 is converted to voltage;
Described DC/DC change-over circuit, at least comprise: inductance L, electrochemical capacitor C, diode D and switching tube Q, its structure is: inductance L one end links to each other with current sampling resistor R3, the other end links to each other with diode D is anodal with switching tube Q drain electrode, switching tube Q collector electrode links to each other with diode D is anodal with inductance L, source electrode links to each other with the solar cell negative pole of output end, grid links to each other with microprocessor, diode D positive pole links to each other with inductance L, negative pole links to each other with electrochemical capacitor C is anodal, electrochemical capacitor C positive pole links to each other with controller output end is anodal with diode D, negative pole links to each other with the solar cell negative pole of output end, the controller output end positive pole links to each other with electrochemical capacitor C is anodal, and the controller output end negative pole links to each other with electrochemical capacitor C negative pole.
Further, described controller for solar front end is connected with solar cell, and the controller for solar rear end is connected with load.
Claims (2)
1. controller for solar, which comprises at least: solar cell output voltage Acquisition Circuit, solar cell output current Acquisition Circuit, DC/DC change-over circuit and microprocessor is characterized in that:
Described solar cell output voltage Acquisition Circuit is comprised of resistance R 1 and resistance R 2, resistance R 1 one ends link to each other with the solar cell output head anode, the other end links to each other with resistance R 2, resistance R 2 one ends link to each other with resistance R 1, the other end links to each other with the solar cell negative pole of output end, and the solar cell output voltage is sent into microprocessor after resistance R 1 and resistance R 2 dividing potential drops;
Described solar cell output current Acquisition Circuit is comprised of current sampling resistor R3, current sampling resistor R3 one end links to each other with the solar cell output head anode, the other end links to each other with inductance L in the DC/DC change-over circuit, and the solar cell output current is sent into microprocessor after current sampling resistor R3 is converted to voltage;
Described DC/DC change-over circuit, at least comprise: inductance L, electrochemical capacitor C, diode D and switching tube Q, its structure is: inductance L one end links to each other with current sampling resistor R3, the other end links to each other with diode D is anodal with switching tube Q drain electrode, switching tube Q collector electrode links to each other with diode D is anodal with inductance L, source electrode links to each other with the solar cell negative pole of output end, grid links to each other with microprocessor, diode D positive pole links to each other with inductance L, negative pole links to each other with electrochemical capacitor C is anodal, electrochemical capacitor C positive pole links to each other with controller output end is anodal with diode D, negative pole links to each other with the solar cell negative pole of output end, the controller output end positive pole links to each other with electrochemical capacitor C is anodal, and the controller output end negative pole links to each other with electrochemical capacitor C negative pole.
2. controller for solar according to claim 1, it is characterized in that: described controller for solar front end is connected with solar cell, and the controller for solar rear end is connected with load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220589667 CN202889194U (en) | 2012-11-11 | 2012-11-11 | Solar controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220589667 CN202889194U (en) | 2012-11-11 | 2012-11-11 | Solar controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202889194U true CN202889194U (en) | 2013-04-17 |
Family
ID=48080581
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220589667 Expired - Fee Related CN202889194U (en) | 2012-11-11 | 2012-11-11 | Solar controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202889194U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176200A (en) * | 2014-08-13 | 2014-12-03 | 上海电机学院 | Floating object refloating ship |
-
2012
- 2012-11-11 CN CN 201220589667 patent/CN202889194U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104176200A (en) * | 2014-08-13 | 2014-12-03 | 上海电机学院 | Floating object refloating ship |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20131111 |