CN103825549A - Independent photovoltaic power generation system control circuit - Google Patents
Independent photovoltaic power generation system control circuit Download PDFInfo
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- CN103825549A CN103825549A CN201210464089.8A CN201210464089A CN103825549A CN 103825549 A CN103825549 A CN 103825549A CN 201210464089 A CN201210464089 A CN 201210464089A CN 103825549 A CN103825549 A CN 103825549A
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- circuit
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- detection circuit
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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
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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
- Y02E70/00—Other energy conversion or management systems reducing GHG emissions
- Y02E70/30—Systems combining energy storage with energy generation of non-fossil origin
Abstract
The invention discloses an independent photovoltaic power generation system control circuit. The independent photovoltaic power generation system controller circuit comprises a main control unit, a signal acquisition unit, a load power supply unit and a display unit. The main controller unit comprises an ARM microcontroller, a crystal oscillator circuit and a rest circuit. The signal acquisition unit comprises an A/D conversion circuit module, a solar cell panel output voltage detection circuit, a solar cell panel output current detection circuit, a storage battery output voltage detection circuit, a storage battery charging current detection circuit, a DC load voltage detection circuit, a DC load current detection circuit, an AC load voltage detection circuit and an AC load current detection circuit. The load power supply unit comprises a charging control circuit module, a DC/DC conversion circuit module, a storage battery and an inverter. The display unit comprises a display drive circuit module, an LED screen, an operation indication lamp and a fault indication lamp. The independent photovoltaic power generation system control circuit has the advantages of reasonable design, quite high solar energy utilization rate and good application effects, thereby being suitable for popularization and application.
Description
Technical field
The present invention relates to solar photovoltaic technology field, especially relate to a kind of independent photovoltaic generating system control circuit.
Background technology
When the non-renewable energy resources such as electric power, coal, oil signal for help repeatedly, when energy problem becomes the bottleneck of restriction international community economic development day by day, increasing country comes into effect " sunlight program ", develops solar energy resources, seeks the new power of economic development.Some high-caliber core research institutions of Europe also start to turn to regenerative resource.Under the promotion of international photovoltaic market great potential, the solar cell manufacturing industry of various countries falls over each other to drop into huge fund, and expanding production, to strive one seat.Be subject to the impact of the natural conditions such as weather, latitude, longitude during to ground due to solar radiation, there is the constantly problem of variation of intermittence, direction of illumination and intensity time, Collection and use to solar energy is had higher requirement, the utilance of solar energy is also lower at present, and the field that utilizes of solar energy is badly in need of widening.
Summary of the invention
Technical problem to be solved by this invention is, for above-mentioned deficiency of the prior art, to provide a kind of independent photovoltaic generating system control circuit, and it is simple in structure, reasonable in design, and solar energy utilization ratio is higher, and result of use is good, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution used in the present invention is: a kind of independent photovoltaic generating system control circuit, it is characterized in that: comprise Main Control Unit and be connected on the signal gathering unit of Main Control Unit input, and being connected on load supplying unit and the display unit of Main Control Unit output, crystal oscillating circuit and reset circuit that described Main Control Unit comprises ARM microcontroller and joins with ARM microcontroller, described signal gathering unit comprises the A/D change-over circuit module of joining with described ARM microcontroller input and the solar panel output voltage detecting circuit joining with A/D change-over circuit module input, solar panel output current detection circuit, storage battery output voltage detecting circuit, charge in batteries current detection circuit, DC load voltage testing circuit, DC load current detection circuit, AC load voltage detecting circuit and AC load current detection circuit, described solar panel output voltage detecting circuit and solar panel output current detection circuit all join with solar panel, described load supplying unit comprises charging control circuit module and the DC/DC change-over circuit module of joining with described ARM microcontroller output, and the storage battery all joining with charging control circuit module and DC/DC change-over circuit module, the output of described charging control circuit module and solar panel joins, the output of described DC/DC change-over circuit module is connected to inverter and DC load, the output of described inverter is connected to AC load, described storage battery output voltage detecting circuit and charge in batteries current detection circuit all join with described storage battery, described DC load voltage testing circuit and DC load current detection circuit all join with described DC load, described AC load voltage detecting circuit and AC load current detection circuit all join with described AC load, described display unit comprises the display driver circuit module of joining with described ARM microcontroller output and LED display, run indicator and the malfunction indicator lamp of joining with the output of described display driver circuit module.
Above-mentioned a kind of independent photovoltaic generating system control circuit, is characterized in that: described ARM microcontroller is chip ARM1156T2.
Above-mentioned a kind of independent photovoltaic generating system control circuit, is characterized in that: described run indicator and malfunction indicator lamp are LED lamp.
The present invention compared with prior art has the following advantages:
1, of the present invention simple in structure, reasonable in design.
2, intelligent degree of the present invention is high, can in the time having sunlight, be load supplying by DC/DC change-over circuit module, when sunlight is not enough, is load supplying by storage battery, automatically completes switching.
3, the present invention is particularly suitable for being applied in the place that intermittence, direction of illumination and intensity time constantly change, and can collect to greatest extent and utilize solar energy, and the utilance of solar energy is higher, and the field that utilizes of solar energy has obtained widening.
4, result of use of the present invention is good, is convenient to promote the use of.
In sum, the present invention is simple in structure, reasonable in design, and solar energy utilization ratio is higher, and result of use is good, is convenient to promote the use of.
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present invention.
Description of reference numerals:
1-ARM microcontroller; 2-crystal oscillating circuit; 3-reset circuit;
4-A/D change-over circuit module; 5-solar panel output voltage detecting circuit;
6-solar panel output current detection circuit; 7-storage battery output voltage detecting circuit;
8-charge in batteries current detection circuit; 9-DC load voltage testing circuit;
10-DC load current detection circuit; 11-AC load voltage detecting circuit;
12-AC load current detection circuit; 13-solar panel;
14-charging control circuit module; 15-DC/DC change-over circuit module;
16-storage battery; 17-inverter; 18-DC load;
19-AC load; 20-display driver circuit module;
21-LED display; 22-run indicator; 23-malfunction indicator lamp.
Embodiment
As shown in Figure 1, the present invention includes Main Control Unit and be connected on the signal gathering unit of Main Control Unit input, and being connected on load supplying unit and the display unit of Main Control Unit output, crystal oscillating circuit 2 and reset circuit 3 that described Main Control Unit comprises ARM microcontroller 1 and joins with ARM microcontroller 1, described signal gathering unit comprises the A/D change-over circuit module 4 of joining with described ARM microcontroller 1 input and the solar panel output voltage detecting circuit 5 joining with A/D change-over circuit module 4 inputs, solar panel output current detection circuit 6, storage battery output voltage detecting circuit 7, charge in batteries current detection circuit 8, DC load voltage testing circuit 9, DC load current detection circuit 10, AC load voltage detecting circuit 11 and AC load current detection circuit 12, described solar panel output voltage detecting circuit 5 and solar panel output current detection circuit 6 all join with solar panel 13, described load supplying unit comprises charging control circuit module 14 and the DC/DC change-over circuit module 15 of joining with described ARM microcontroller 1 output, and the storage battery 16 all joining with charging control circuit module 14 and DC/DC change-over circuit module 15, described charging control circuit module 14 is joined with the output of solar panel 13, the output of described DC/DC change-over circuit module 15 is connected to inverter 17 and DC load 18, the output of described inverter 17 is connected to AC load 19, described storage battery output voltage detecting circuit 7 and charge in batteries current detection circuit 8 all join with described storage battery 16, described DC load voltage testing circuit 9 and DC load current detection circuit 10 all join with described DC load 18, described AC load voltage detecting circuit 11 and AC load current detection circuit 12 all join with described AC load 19, described display unit comprises the display driver circuit module 20 of joining with described ARM microcontroller 1 output and LED display 21, run indicator 22 and the malfunction indicator lamp 23 of joining with the output of described display driver circuit module 20.
In the present embodiment, described ARM microcontroller 1 is chip ARM1156T2.Described run indicator 22 and malfunction indicator lamp 23 are LED lamp.
The course of work of the present invention is: A/D change-over circuit module 4 is to solar panel output voltage detecting circuit 5, solar panel output current detection circuit 6, storage battery output voltage detecting circuit 7, charge in batteries current detection circuit 8, DC load voltage testing circuit 9, DC load current detection circuit 10, the detected voltage and current signal of AC load voltage detecting circuit 11 and AC load current detection circuit 12 gathers and is transported to ARM microcontroller 1, ARM microcontroller 1 analyzing and processing data is also controlled charging control circuit module 14 and storage battery 16 is charged and control the solar energy that DC/DC change-over circuit module 15 transforms solar panel 13 and convert, DC/DC change-over circuit module 15 is powered for DC load 18, controlling DC/DC change-over circuit module 15 powers for AC load 19 by inverter 17, ARM microcontroller 1 is controlled display driver circuit module 20 and is crossed aobvious screen 21 demonstrations of LED to detecting information exchange, when normal operation, run indicator 22 is lighted, when operation troubles, malfunction indicator lamp 23 is lighted, in the time that solar irradiation is not enough, ARM microcontroller 1 is controlled storage battery 16 by the 15 supply load electricity consumptions of DC/DC change-over circuit module, this independent photovoltaic generating system useful application is in away from public electric wire net and Yu Deng place, non-Electric region, realize the independently-powered of independent photovoltaic generating.
The above; it is only preferred embodiment of the present invention; not the present invention is imposed any restrictions, every any simple modification of above embodiment being done according to the technology of the present invention essence, change and equivalent structure change, and all still belong in the protection range of technical solution of the present invention.
Claims (3)
1. an independent photovoltaic generating system control circuit, is characterized in that: comprise Main Control Unit and be connected on the signal gathering unit of Main Control Unit input, and being connected on load supplying unit and the display unit of Main Control Unit output, crystal oscillating circuit (2) and reset circuit (3) that described Main Control Unit comprises ARM microcontroller (1) and joins with ARM microcontroller (1), described signal gathering unit comprises the A/D change-over circuit module (4) of joining with described ARM microcontroller (1) input and the solar panel output voltage detecting circuit (5) joining with A/D change-over circuit module (4) input, solar panel output current detection circuit (6), storage battery output voltage detecting circuit (7), charge in batteries current detection circuit (8), DC load voltage testing circuit (9), DC load current detection circuit (10), AC load voltage detecting circuit (11) and AC load current detection circuit (12), described solar panel output voltage detecting circuit (5) and solar panel output current detection circuit (6) all join with solar panel (13), described load supplying unit comprises charging control circuit module (14) and the DC/DC change-over circuit module (15) of joining with described ARM microcontroller (1) output, and the storage battery (16) all joining with charging control circuit module (14) and DC/DC change-over circuit module (15), described charging control circuit module (14) is joined with the output of solar panel (13), the output of described DC/DC change-over circuit module (15) is connected to inverter (17) and DC load (18), the output of described inverter (17) is connected to AC load (19), described storage battery output voltage detecting circuit (7) and charge in batteries current detection circuit (8) all join with described storage battery (16), described DC load voltage testing circuit (9) and DC load current detection circuit (10) all join with described DC load (18), described AC load voltage detecting circuit (11) and AC load current detection circuit (12) all join with described AC load (19), described display unit comprises the display driver circuit module (20) of joining with described ARM microcontroller (1) output and LED display (21), run indicator (22) and the malfunction indicator lamp (23) of joining with the output of described display driver circuit module (20).
2. according to a kind of independent photovoltaic generating system control circuit claimed in claim 1, it is characterized in that: described ARM microcontroller (1) is chip ARM1156T2.
3. according to a kind of independent photovoltaic generating system control circuit claimed in claim 1, it is characterized in that: described run indicator (22) and malfunction indicator lamp (23) are LED lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464089.8A CN103825549A (en) | 2012-11-16 | 2012-11-16 | Independent photovoltaic power generation system control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210464089.8A CN103825549A (en) | 2012-11-16 | 2012-11-16 | Independent photovoltaic power generation system control circuit |
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| Publication Number | Publication Date |
|---|---|
| CN103825549A true CN103825549A (en) | 2014-05-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210464089.8A Pending CN103825549A (en) | 2012-11-16 | 2012-11-16 | Independent photovoltaic power generation system control circuit |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362938A (en) * | 2014-12-01 | 2015-02-18 | 国家电网公司 | Early-warning solar generator |
| CN107658958A (en) * | 2017-08-18 | 2018-02-02 | 深圳市旭日东方实业有限公司 | A kind of electro-optical system and photo-electric control method |
| CN107681974A (en) * | 2017-08-18 | 2018-02-09 | 深圳市旭日东方实业有限公司 | A kind of failure reports system and method |
| CN113840427A (en) * | 2021-09-16 | 2021-12-24 | 安徽智芯能源科技有限公司 | Aviation obstruction light control system based on alternating current and direct current high-voltage power transmission tower |
-
2012
- 2012-11-16 CN CN201210464089.8A patent/CN103825549A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104362938A (en) * | 2014-12-01 | 2015-02-18 | 国家电网公司 | Early-warning solar generator |
| CN107658958A (en) * | 2017-08-18 | 2018-02-02 | 深圳市旭日东方实业有限公司 | A kind of electro-optical system and photo-electric control method |
| CN107681974A (en) * | 2017-08-18 | 2018-02-09 | 深圳市旭日东方实业有限公司 | A kind of failure reports system and method |
| CN107681974B (en) * | 2017-08-18 | 2019-08-09 | 深圳市旭日东方实业有限公司 | A kind of failure reports system and method |
| CN107658958B (en) * | 2017-08-18 | 2021-09-10 | 深圳市旭日东方实业有限公司 | Photoelectric system and photoelectric control method |
| CN113840427A (en) * | 2021-09-16 | 2021-12-24 | 安徽智芯能源科技有限公司 | Aviation obstruction light control system based on alternating current and direct current high-voltage power transmission tower |
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Application publication date: 20140528 |