CN204706947U - Solar panel is directly to LED display electric power system - Google Patents
Solar panel is directly to LED display electric power system Download PDFInfo
- Publication number
- CN204706947U CN204706947U CN201520421948.4U CN201520421948U CN204706947U CN 204706947 U CN204706947 U CN 204706947U CN 201520421948 U CN201520421948 U CN 201520421948U CN 204706947 U CN204706947 U CN 204706947U
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- CN
- China
- Prior art keywords
- photovoltaic
- led display
- output
- power
- contactor
- Prior art date
- 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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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
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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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
Abstract
The utility model relates to a kind of solar panel directly to LED display electric power system, comprise photovoltaic power generation plate, photovoltaic power generation plate output is connected with controller, controller output end is connected with photovoltaic generation voltage detection module, photovoltaic generation voltage detection module output is connected to A.C. contactor and photovoltaic-civil power intelligent converter, A.C. contactor input is connected with 220V civil power, and A.C. contactor output is connected with Switching Power Supply; Photovoltaic-civil power intelligent converter output is connected with LED display and DC-DC DC conversion modules group JF25-24S05, and DC-DC DC conversion modules group JF25-24S05 output is connected with LED display input.In this system, utilize photovoltaic generation, low-voltage, separate lines, wiring is simple, and processing ease is safe and reliable, easy to use.
Description
Technical field
The utility model belongs to solar powered technical field, is specifically related to a kind of solar panel directly to LED display electric power system.
Background technology
At present, traditional civil power of 220V, compares photovoltaic generation, there is following shortcoming: voltage is high, to the dangerous property of the person; After aging circuit, easy leakage tripping; Need be connected with electrical network, regardless of all necessary bracing wire of distance; Kilowatt-hour meter need be installed, measure power consumption; Commercial power costly.The advantage that photovoltaic generation is powered to LED display: solar panels output voltage 12V, become 5V to power directly to LED display through module converts, voltage is low, safe and reliable; Cell panel output, both positive and negative polarity is exactly directly docking, also can not damage any equipment, more can not have security threat to the person; Without the need to networking, independent simple; Without the need to measuring power consumption, therefore do not need kilowatt-hour meter; Intelligent conversion, cost is low, can without battery stores electricity energy, when overcast and rainy or night, solar energy was not enough, control system can be automatically converted to mains-supplied, and when the same day, bright photovoltaic panel energy output rose to certain voltage, control system cut off civil power again automatically, be converted to solar powered, without the need to Artificial Control; Safe and reliable, noiseless, low stain, can generate electricity without the need to consume fuel and erecting power transmission lines power supply and construction period short advantage on the spot.Efficiency is high, and the life-span is long, and the photovoltaic panel life-span can reach more than 25 years;
The advertisement function of display screen is obvious to all, along with the reduction of display screen material price, for reaching the effect of advertising, the installation monochrome that almost absolutely trade company all falls over each other shields even full-color screen, but, although LED display efficient energy-saving, for one several squares even single color display screen of tens squares, power about 200W/square, full color display about 700W/square, within 10 hours that play 8 every day, calculate, the power consumption of every day is also a very large numeral, there is trade company greatly, because the electric lighting bill is heavy, spending is large, the LED display very little work on doorway, what have even directly turns off, throw aside.Solar power generation is powered directly to LED display, is that urgent problem is warmly pursued by each trade company.Photovoltaic generation environmental protection, pollution-free, the life-span is long, has following unrivaled advantage: never exhausted; The geographical position gathering the place of solar energy is less demanding, as long as there is sunlight, any place can placing solar panels can generate electricity; Cost is low, instant effect, takes up an area little, every square of energy output that can reach 150W; Setting up the sun and can not cause environmental pollution, is desirable green energy resource; Applied widely, supermarket, factory, trade company etc. can use, even if general family also can utilize solar power generation; Independent Power Generation, watt level is arbitrarily arranged, without electrical network interference, stable and reliable operation.Therefore, countries in the world are in order to more effective exploitation and utilize solar energy, constantly developing solar photovoltaic assembly technology, utilize this never exhausted energy as much as possible.The photovoltaic industry of China has the market of 95% all abroad, and domestic application is still very limited.On long terms, China is extensive use solar photovoltaic technology or else, and the energy problem that Chinese Economy Development runs into will be more and more serious, and energy problem must become the huge obstacle of Chinese Economy Development.
Utility model content
The purpose of this utility model is to provide a kind of solar panel directly to LED display electric power system, conveniently utilizes solar panel directly to be powered.
To achieve these goals, the technical solution of the utility model is as follows.
A kind of solar panel is directly to LED display electric power system, comprise photovoltaic power generation plate, photovoltaic power generation plate output is connected with controller, controller output end is connected with photovoltaic generation voltage detection module, photovoltaic generation voltage detection module output is connected to A.C. contactor and photovoltaic-civil power intelligent converter, A.C. contactor input is connected with 220V civil power, and A.C. contactor output is connected with Switching Power Supply; Photovoltaic-civil power intelligent converter output is connected with LED display and DC-DC DC conversion modules group JF25-24S05, and DC-DC DC conversion modules group JF25-24S05 output is connected with LED display input.
Further, switched power output is connected with photovoltaic-civil power intelligent converter input.
Further, photovoltaic power generation plate is single-crystalline-silicon solar-cell panel or polysilicon solar cell plate or non-crystal silicon solar cell plate.
The direct current that in this system, photovoltaic panel sends, via controller and voltage detecting, intelligent converter, DC-DC modular converter group, become the power supply of applicable LED display voltage and electric current, for LED display provides the DC low-voltage electricity of stability and safety.
The beneficial effect of this utility model is: the direct current that this system utilizes solar energy photovoltaic panel to send, through intelligent controller, the voltage transitions of DC conversion modules, independently power directly to LED display, in order to reduce cost, increase economic efficiency, this project is without battery stores electricity energy, have employed intelligent converter, automatically change with between photovoltaic generation at civil power, when having solar radiation daytime, transducer cuts off civil power automatically, LED display photovoltaic generation is powered, when cloudy day or evening, sunlight weakened photovoltaic panel generation deficiency time, controller automatically switches to 220V mains-supplied, avoid the normal work being affected LED display by weather reason.In this system, utilize photovoltaic generation, low-voltage, separate lines, wiring is simple, and processing ease is safe and reliable, easy to use.
Accompanying drawing explanation
Fig. 1 be in the utility model embodiment use modular structure schematic diagram.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described, better to understand the utility model.
Solar panel is as shown in Figure 1 directly to LED display electric power system, comprise photovoltaic power generation plate, photovoltaic power generation plate output is connected with controller, controller output end is connected with photovoltaic generation voltage detection module, photovoltaic generation voltage detection module output is connected to A.C. contactor and photovoltaic-civil power intelligent converter, A.C. contactor input is connected with 220V civil power, and A.C. contactor output is connected with Switching Power Supply; Photovoltaic-civil power intelligent converter output is connected with LED display and DC-DC DC conversion modules group JF25-24S05, and DC-DC DC conversion modules group JF25-24S05 output is connected with LED display input.Switched power output is connected with photovoltaic-civil power intelligent converter input.Photovoltaic power generation plate is single-crystalline-silicon solar-cell panel or polysilicon solar cell plate or non-crystal silicon solar cell plate.
In this system, according to the watt level of LED display, calculate the power of required solar panel, because content is different, the power of display screen can change to some extent, photovoltaic panel power, should calculate by the maximum power of LED display, simple method is exactly, and directly measures the maximum power of LED display with wattmeter, and the method is intuitively accurate; After the power of photovoltaic panel is determined, then power and the connection in series-parallel scheme of every block photovoltaic panel is determined, by current/voltage size, calculate wire gauge, the power of controller and electric current, finally press the size of LED display total current, calculate quantity and distribution that DC-DC changes module, consider the problem such as loss and heat radiation, the power of selected materials and components and parts should leave certain surplus, connects errorless, have solar radiation to generate electricity, LED display can normally work.The intelligent voltage detector of photovoltaic panel, output links the A.C. contactor of 220V civil power, control 200V civil power open and logical, because DC-DC modular converter has isolation features, even if 220V civil power is powered to LED display with photovoltaic panel generating simultaneously, also can not cause the damage of any components and parts, on the contrary, LED display can normally work in the same old way.
The above is preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, under the prerequisite not departing from the utility model principle; can also make some improvements and modifications, these improvements and modifications are also considered as protection range of the present utility model.
Claims (3)
1. a solar panel is directly to LED display electric power system, comprise photovoltaic power generation plate, it is characterized in that: described photovoltaic power generation plate output is connected with controller, described controller output end is connected with photovoltaic generation voltage detection module, described photovoltaic generation voltage detection module output is connected to A.C. contactor and photovoltaic-civil power intelligent converter, described A.C. contactor input is connected with 220V civil power, and described A.C. contactor output is connected with Switching Power Supply; Described photovoltaic-civil power intelligent converter output is connected with LED display and DC-DC DC conversion modules group JF25-24S05, and described DC-DC DC conversion modules group JF25-24S05 output is connected with LED display input.
2. solar panel according to claim 1 is directly to LED display electric power system, it is characterized in that: described switched power output is connected with photovoltaic-civil power intelligent converter input.
3. solar panel according to claim 1 is directly to LED display electric power system, it is characterized in that: described photovoltaic power generation plate is single-crystalline-silicon solar-cell panel or polysilicon solar cell plate or non-crystal silicon solar cell plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520421948.4U CN204706947U (en) | 2015-06-13 | 2015-06-13 | Solar panel is directly to LED display electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520421948.4U CN204706947U (en) | 2015-06-13 | 2015-06-13 | Solar panel is directly to LED display electric power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204706947U true CN204706947U (en) | 2015-10-14 |
Family
ID=54286541
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520421948.4U Expired - Fee Related CN204706947U (en) | 2015-06-13 | 2015-06-13 | Solar panel is directly to LED display electric power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204706947U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160195A (en) * | 2016-07-28 | 2016-11-23 | 青岛海尔科技有限公司 | A kind of management of power use method and system |
-
2015
- 2015-06-13 CN CN201520421948.4U patent/CN204706947U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106160195A (en) * | 2016-07-28 | 2016-11-23 | 青岛海尔科技有限公司 | A kind of management of power use method and system |
| CN106160195B (en) * | 2016-07-28 | 2018-11-27 | 青岛海尔科技有限公司 | A kind of power consumption management method and 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 |
Granted publication date: 20151014 Termination date: 20200613 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |