CN204259211U - A kind of photovoltaic intelligent controller - Google Patents
A kind of photovoltaic intelligent controller Download PDFInfo
- Publication number
- CN204259211U CN204259211U CN201420513507.2U CN201420513507U CN204259211U CN 204259211 U CN204259211 U CN 204259211U CN 201420513507 U CN201420513507 U CN 201420513507U CN 204259211 U CN204259211 U CN 204259211U
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- China
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- circuit
- control unit
- central control
- intelligent controller
- storage battery
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- 230000006641 stabilisation Effects 0.000 claims abstract description 13
- 238000011105 stabilization Methods 0.000 claims abstract description 13
- 238000010586 diagram Methods 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 230000000087 stabilizing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000010248 power generation 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
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Photovoltaic Devices (AREA)
Abstract
The utility model relates to a kind of photovoltaic intelligent controller, comprise power supply stabilization circuit, brightness Acquisition Circuit, central control unit and voltage increase and current constant circuit, the input of described power supply stabilization circuit is connected with photovoltaic module, and output is connected with central control unit and storage battery respectively; Described brightness Acquisition Circuit is connected with central control unit; The input of described voltage increase and current constant circuit is connected with central control unit, exports termination LED light source, the power output of the monochrome information adjustment voltage increase and current constant circuit that described central control unit gathers according to brightness Acquisition Circuit; Described photovoltaic intelligent controller also comprises the PWM charging circuit that input is connected with central control unit, and the output of PWM charging circuit is connected with storage battery.The utility model adopts tandem PWM charging circuit, reduces the pressure drop in charging circuit, improves charge efficiency, extends the cruising time of storage battery.
Description
Technical field
The utility model relates to technical field of photovoltaic power generation, is specifically related to a kind of photovoltaic intelligent controller.
Background technology
Along with the growth of population, global shortage of resources and problem of environmental pollution are day by day tight.Therefore the utilization of new forms of energy becomes the main energy development direction of China.Utilization as the clean energy resource such as wind energy, solar energy obtains the favor of country especially.At present, country vigorously advocates the development and apply of new forms of energy, solves the problem of the scarcity of current non-renewable energy resources on the one hand, effectively suppresses environmental pollution on the other hand.
In order to comply with advocating of country, the application of photovoltaic LED is more and more extensive, but the intelligent controller of solar energy power generating is not ideal enough, solar panel is low to charge in batteries efficiency, circuit is complicated, cause application cost high, the further genralrlization of photovoltaic LED is restricted.
Utility model content
The purpose of this utility model overcomes shortcomings and deficiencies of the prior art, and provide a kind of photovoltaic intelligent controller, the loss of voltage of charging circuit is little, improves charge efficiency.
The purpose of this utility model is achieved through the following technical solutions:
A kind of photovoltaic intelligent controller, comprise power supply stabilization circuit, brightness Acquisition Circuit, central control unit and voltage increase and current constant circuit, the input of described power supply stabilization circuit is connected with photovoltaic module, and output is connected with central control unit and storage battery respectively; Described brightness Acquisition Circuit is connected with central control unit; The input of described voltage increase and current constant circuit is connected with central control unit, exports termination LED light source, the power output of the monochrome information adjustment voltage increase and current constant circuit that described central control unit gathers according to brightness Acquisition Circuit; Described photovoltaic intelligent controller also comprises the PWM charging circuit that input is connected with central control unit, and the output of PWM charging circuit is connected with storage battery.
Further, described photovoltaic intelligent controller also comprises the overload protecting circuit that output is connected with CPU, and the input termination of overload protecting circuit is connected with the output of voltage increase and current constant circuit.
Further, described photovoltaic intelligent controller also comprises the indicating circuit for showing load condition and accumulator parameter and state, and described indicating circuit is connected with CPU.
Further, described indicating circuit comprises the dibit digital display unit and LED indicating member that are connected with central control unit respectively.
Further, described photovoltaic intelligent controller also comprises the temperature sensor of the temperature information for detecting storage battery surrounding environment, and described temperature sensor is connected with CPU.
Further, described central control unit adopts atmega48-88-168 chip.
The utility model comprises following advantage and beneficial effect compared to existing technology:
(1) the utility model adopts tandem PWM charging circuit, reduces the pressure drop in charging circuit, improves charge efficiency, extends the cruising time of storage battery.
(2) described voltage increase and current constant circuit is adopted to improve the discharging efficiency of storage battery.
(3) realize overload protection, LED light source short-circuit protection, LED light source open-circuit-protection by overload protecting circuit, improve the performance of photovoltaic intelligent controller.
(4) adopt dibit digital display unit and LED display unit, make photovoltaic intelligent controller easy to use, check more directly perceived.
(5) detected the temperature information of storage battery surrounding environment by temperature sensor, the temperature information that central controller detects according to temperature sensor carries out temperature-compensating, improves the control precision of photovoltaic intelligent controller.
Accompanying drawing explanation
Fig. 1 is the theory diagram of photovoltaic intelligent controller in embodiment;
Fig. 2 is the circuit theory diagrams of PWM charging circuit in embodiment;
Fig. 3 is the circuit theory diagrams of central control unit in embodiment;
Fig. 4 is the circuit theory diagrams of indicating circuit in embodiment;
Fig. 5 is the circuit theory diagrams of voltage increase and current constant circuit in embodiment;
Fig. 6 is the circuit theory diagrams of overload protecting circuit in embodiment;
Fig. 7 is the circuit theory diagrams of power supply stabilization circuit in embodiment.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited thereto.
Embodiment
As shown in Figure 1, a kind of photovoltaic intelligent controller, comprises power supply stabilization circuit, brightness Acquisition Circuit, PWM charging circuit, central control unit, voltage increase and current constant circuit, overload protecting circuit, indicating circuit and temperature sensor.The input of described power supply stabilization circuit is connected with photovoltaic module, and output is connected with central control unit; Described brightness Acquisition Circuit is connected with central control unit; The input of described voltage increase and current constant circuit is connected with central control unit, and output connects input and the LED light source of overload protecting circuit respectively; The output of described overload protecting circuit is connected with central control unit, the input termination central control unit of described PWM charging circuit, exports termination storage battery; The output of described power supply stabilization circuit is also connected with storage battery, and the power storage that the luminous energy that photovoltaic module absorbs obtains by power supply stabilization circuit is to storage battery; Described indicating circuit and temperature sensing are connected with central control unit respectively; The power output of the monochrome information adjustment voltage increase and current constant circuit that described central control unit gathers according to brightness Acquisition Circuit.Described central control unit also controls the output of voltage increase and current constant circuit according to the feedback information of overload protecting circuit, the physical circuit of described voltage increase and current constant circuit is with reference to figure 5, and the physical circuit of described overload protecting circuit is with reference to figure 6.
As shown in Figure 2, described PWM charging circuit is tandem PWM charging circuit, adopts tandem PWM charging circuit, reduces the pressure drop in charging circuit, improves charge efficiency, extends the cruising time of storage battery.In addition, described PWM charging circuit also detects the dump energy of storage battery, and central control unit judges the state of storage battery according to the dump energy of storage battery, and adjusts the charging modes of storage battery according to the state of storage battery, extends the useful life of storage battery.The state of storage battery comprises: comprised the state of putting, normal charging condition and saturation condition.When storage battery be in put state time, central control unit by PWM charging circuit adjustment storage battery charging modes for promote charging modes; When storage battery is in normal charging condition, central control unit adjusts the charging modes of storage battery for directly to fill mode by PWM charging circuit; When storage battery is in saturation condition, central control unit is floating charge mode by the charging modes of PWM charging circuit adjustment storage battery.
As shown in Figure 3, described central control unit adopts technical grade atmega48-88-168 chip, and normally can run in cold, high temperature, moist environment, employ crystal oscillator timing controlled, timing controlled is accurate simultaneously.
Described central control unit also according to temperature sensor detect temperature information control PWM charging circuit to the charging modes of storage battery.
As shown in Figure 4, described indicating circuit comprises the dibit digital display unit and LED indicating member that are connected with central control unit respectively.Described LED indicating member at least comprises the first LED being used to indicate battery condition, the second LED being used to indicate load condition, is used to indicate the 3rd LED of photovoltaic module state.Described dibit digital display unit comprises " ten " numeral for showing photovoltaic intelligent controller function setting option and " individual position " numeral for showing photovoltaic intelligent controller mode of operation parameter.Described indicating member is simple, directly show photovoltaic intelligent controller functional status, parameter state, battery condition, load condition etc., facilitate user to the setting of photovoltaic intelligent controller and control.
As shown in Figure 7, described power supply stabilization circuit adopts 2931AM power supply voltage stabilizing chip, guarantee voltage that photovoltaic module exports after power supply stabilization circuit voltage stabilizing for central control unit and storage battery provide stable voltage, guarantee photovoltaic intelligent controller working stability, prevent overtension from burning out circuit components in photovoltaic intelligent controller, enhance product performance.
The above embodiment only have expressed execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (6)
1. a photovoltaic intelligent controller, comprise: power supply stabilization circuit, brightness Acquisition Circuit, central control unit and voltage increase and current constant circuit, the input of described power supply stabilization circuit is connected with photovoltaic module, and output is connected with central control unit and storage battery respectively; Described brightness Acquisition Circuit is connected with central control unit; The input of described voltage increase and current constant circuit is connected with central control unit, exports termination LED light source, the power output of the monochrome information adjustment voltage increase and current constant circuit that described central control unit gathers according to brightness Acquisition Circuit; It is characterized in that, described photovoltaic intelligent controller also comprises the PWM charging circuit that input is connected with central control unit, and the output of PWM charging circuit is connected with storage battery.
2. photovoltaic intelligent controller according to claim 1, is characterized in that: also comprise the overload protecting circuit that output is connected with CPU, the input termination of overload protecting circuit is connected with the output of voltage increase and current constant circuit.
3. photovoltaic intelligent controller according to claim 1, is characterized in that: also comprise the indicating circuit for showing load condition and accumulator parameter and state, described indicating circuit is connected with CPU.
4. photovoltaic intelligent controller according to claim 3, is characterized in that: described indicating circuit comprises the dibit digital display unit and LED indicating member that are connected with central control unit respectively.
5. photovoltaic intelligent controller according to claim 2, is characterized in that: the temperature sensor also comprising the temperature information for detecting storage battery surrounding environment, described temperature sensor is connected with CPU.
6. the photovoltaic intelligent controller according to any one of claim 1 to 5, is characterized in that: described central control unit adopts atmega48-88-168 chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420513507.2U CN204259211U (en) | 2014-09-05 | 2014-09-05 | A kind of photovoltaic intelligent controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420513507.2U CN204259211U (en) | 2014-09-05 | 2014-09-05 | A kind of photovoltaic intelligent controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204259211U true CN204259211U (en) | 2015-04-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420513507.2U Expired - Fee Related CN204259211U (en) | 2014-09-05 | 2014-09-05 | A kind of photovoltaic intelligent controller |
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| Country | Link |
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| CN (1) | CN204259211U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300615A (en) * | 2016-08-31 | 2017-01-04 | 四川蜀旺新能源股份有限公司 | A kind of Intelligent photovoltaic control system |
-
2014
- 2014-09-05 CN CN201420513507.2U patent/CN204259211U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106300615A (en) * | 2016-08-31 | 2017-01-04 | 四川蜀旺新能源股份有限公司 | A kind of Intelligent photovoltaic control system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150408 |