CN206347500U - A kind of road illumination device based on solar grid-connected electricity generation system - Google Patents
A kind of road illumination device based on solar grid-connected electricity generation system Download PDFInfo
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- CN206347500U CN206347500U CN201621275497.9U CN201621275497U CN206347500U CN 206347500 U CN206347500 U CN 206347500U CN 201621275497 U CN201621275497 U CN 201621275497U CN 206347500 U CN206347500 U CN 206347500U
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- Prior art keywords
- solar
- grid
- illumination device
- circuit
- electricity generation
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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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
-
- 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
A kind of road illumination device based on solar grid-connected electricity generation system belongs to lighting technical field, relates generally to a kind of lighting device；The utility model includes some independent photovoltaic electric power systems, remote monitoring system, header box, combining inverter, transformer and mu balanced circuit, independent photovoltaic electric power system includes solar cell module, solar cell module connects the DC terminal of combining inverter by header box, the exchange end of combining inverter connects the input of mu balanced circuit by transformer, the output end access power network of mu balanced circuit, grid-connected photovoltaic electric power system is constituted, autonomous power supply system sets up wireless communication connection with remote monitoring system respectively；The utility model is simple and reasonable, and solar grid-connected system and solar energy off-grid system are combined, and according to different actual conditions, solar energy is carried out into shunting utilization, the utilization ratio of solar energy is improved.
Description
Technical field
A kind of road illumination device belongs to lighting technical field, relates generally to a kind of based on solar grid-connected electricity generation system
Road illumination device.
Background technology
In the effective among of solar energy, photovoltaic illuminator is with fastest developing speed in the last few years, is also most
The research field of vigor.Solar energy is a kind of radiation energy, is converted sunlight directly into using photovoltaic illuminator
Electric energy is supplied to illuminations, it is necessary to can be just achieved with memory by means of energy conversion.
Solar energy photovoltaic system is widely used in lighting field, and photovoltaic illuminator is divided into two major classes, i.e., independent
Photovoltaic illuminator and grid-connected photovoltaic illuminator, the difference between them are independent solar photovoltaic illuminations
System carrys out energy storage equipped with battery, and electricity is incorporated to after the electric energy that grid-connected solar photovoltaic system directly sends solar cell is transformed
Net.
Solar grid-connected system and solar energy off-grid system are applied in different power fields respectively in the prior art, it is impossible to will
Solar energy is made full use of.
Utility model content
In order to solve the above problems, the utility model discloses a kind of road lighting based on solar grid-connected electricity generation system
Device, is not only simple in structure, and improves the utilization ratio of solar energy.
What the purpose of this utility model was realized in：
A kind of road illumination device based on solar grid-connected electricity generation system, including it is some independent photovoltaic electric power systems, remote
Range monitoring system, header box, combining inverter, transformer and mu balanced circuit, independent photovoltaic electric power system include solar cell
Component, the solar cell module connects the DC terminal of combining inverter, the exchange end of combining inverter by header box
The input of mu balanced circuit is connected by transformer, the output end access power network of mu balanced circuit constitutes grid-connected photovoltaic electric power system,
The autonomous power supply system sets up wireless communication connection with remote monitoring system respectively.
The combining inverter includes modulate circuit, cutting-in control circuit, DC/DC inverter circuits and DC/AC inverter circuits,
The output end connection DC/DC inverter circuits of modulate circuit, DC/DC inverter circuits connect filter circuit by DC/AC inverter circuits,
The output end connection transformer of filter circuit, the output end of the cutting-in control circuit respectively with DC/DC inverter circuits and DC/AC
Inverter circuit sets up connection.The modulate circuit includes the rectification circuit and flat wave circuit being sequentially connected, inverse by prime DC/DC
Become circuit and rear class DC/AC inverter circuits coordinate, by low voltage value direct current pressure point into high-voltage direct-current electricity, be converted into required friendship
Stream electricity, circuit structure is simple, and inverter open circuit loss is small, output power, and inversion efficiency is high, and stability is good, and the distortion factor is small.
The independent photovoltaic electric power system includes controller for solar, battery, detection circuit, communication module and load light
Source, the solar cell module, battery and communication module are set up with controller for solar and are connected, the output end of battery
Load light source is connected, the input connection battery of the detection circuit, the output end of detection circuit is built with controller for solar
Vertical connection, the controller for solar is solar energy nonshared control unit, for being controlled to autonomous power supply system, and to electric power storage
Additives for overcharge protection, over are played a part of in pond, and with light-operated switch and time switch.
The junction of each solar cell module and header box is equipped with relay switch, and remote control center is according to sampling
Circuit determines the charge status of each independent photovoltaic electric power system, and then controlling switch is turned on and off, to control the road
Whether the electric energy of solar cell module is used to compensate power network.
The battery is solution for high-performance photovoltaic energy storage colloid battery or Totally-enclosed-type lead-acid accumulator.
The solar cell module includes laminated cell structure, and the surrounding of laminated cell structure passes through metal edge frame metal
The junction of encapsulation, metal edge frame and laminated cell structure includes by up to provided with sealing layer of silica gel, the laminated cell structure
Under the toughened glass layer, the first anti-aging EVA glue-lines, battery crystal layer, the second anti-aging EVA glue-lines and the notacoria that are sequentially arranged,
The features such as day sun energy battery component has efficient, long-life, easy to install and strong resistive, cannot only be applied to the family expenses sun
Energy system, at PV stations, communication and communication work station, the field such as oil, ocean, meteorology, traffic and solar building can also rise
To important function.
Single crystal battery lamella or polycrystalline battery lamella that the battery crystal layer is 20-60W, using the import of high-conversion rate
Single multi- crystal silicon solar batteries component, generated output is sufficient.
The metal edge frame be aluminium oxide alloy frame, safety glass be subway toughened glass layer, notacoria be high fire-retardance too
Positive energy notacoria.
Light source load includes including LED/light source in lamp holder and lamp stand, lamp holder, and the lamp stand is steel lamp stand, pole height
For 6-8m, polyester powder is sprayed after galvanizing, LED/light source energy-conserving and environment-protective can extend lighting hours, and illumination is stable.
The lamp holder is die casting aluminium lamp holder, and base surface is coated with polyester powder layer, and lamp stand and lamp holder pass through oxide isolated
Processing, improves overall safety and stability.
The utility model has the advantages that compared with prior art, of the present utility model simple and reasonable, will
Solar grid-connected system and solar energy off-grid system are combined, and according to different actual conditions, solar energy is carried out into shunting profit
With improving the utilization ratio of solar energy, can not only ensure daily lighting requirement, benefit can also be powered to power network
Fill, the transformer and mu balanced circuit can carry out dual regulation to voltage, prevent the ripple of generation voltage during grid integration
Dynamic and sudden strain of a muscle side, remote monitoring system is regulated and controled via wireless network to grid-connected system and to each photovoltaic off-grid system
It is monitored, enhances harmony, the security of whole lighting device, improve operational efficiency.
Brief description of the drawings
Fig. 1 is overall structure diagram of the present utility model；
Fig. 2 is the mechanism block diagram of combining inverter of the present utility model；
Fig. 3 is the structural representation of the utility model solar cell module.
Embodiment
The utility model embodiment is described in further detail below in conjunction with the accompanying drawings.
A kind of road illumination device based on solar grid-connected electricity generation system of the present embodiment, including some independent photovoltaics are supplied
Electric system, remote monitoring system, header box, combining inverter, transformer and mu balanced circuit, independent photovoltaic electric power system are included too
Positive energy battery component, the solar cell module passes through the DC terminal that header box connects combining inverter, combining inverter
Exchange end pass through transformer connect mu balanced circuit input, mu balanced circuit output end access power network, constitute grid-connected photovoltaic
Electric power system, the autonomous power supply system sets up wireless communication connection with remote monitoring system respectively.
The combining inverter includes modulate circuit, cutting-in control circuit, DC/DC inverter circuits and DC/AC inverter circuits,
The output end connection DC/DC inverter circuits of modulate circuit, DC/DC inverter circuits connect filter circuit by DC/AC inverter circuits,
The output end connection transformer of filter circuit, the output end of the cutting-in control circuit respectively with DC/DC inverter circuits and DC/AC
Inverter circuit sets up connection, and the cutting-in control circuit includes main control chip, for gathering synchronized signal, exchange input electricity
Press signal, adjust the pulse frequency of drive circuit, by phase lock control technology, complete frequency to grid-connected current, phase control
System, makes output voltage with line voltage with the same phase of frequency.
The filter circuit that the present embodiment is used is active filter circuit, the letter for the useless frequency range that effectively can suppress or decay
Number, the High-frequency Interference waveform produced after inversion can be effectively filtered out, the voltage waveform after inversion is reached grid-connected requirement.
The modulate circuit includes the rectification circuit and flat wave circuit being sequentially connected.
The independent photovoltaic electric power system includes controller for solar, battery, detection circuit, communication module and load light
Source, the solar cell module, battery and communication module are set up with controller for solar and are connected, the output end of battery
Load light source is connected, the input connection battery of the detection circuit, the output end of detection circuit is built with controller for solar
Vertical connection.
The junction of each solar cell module and header box is equipped with relay switch.
The solar cell module includes laminated cell structure, and the surrounding of laminated cell structure passes through the gold medal of metal edge frame 1
Category encapsulation, the junction of metal edge frame 1 and laminated cell structure provided with sealing layer of silica gel 2, the laminated cell structure include by
Toughened glass layer 3, the first EVA glue-lines 4, battery crystal layer 4, the 2nd EVA glue-lines 6 and the notacoria 7 being up to sequentially arranged down.
The battery crystal layer is single crystal battery lamella or polycrystalline battery lamella.
The metal edge frame be aluminium oxide alloy frame, safety glass be subway toughened glass layer, notacoria be high fire-retardance too
Positive energy notacoria.
Light source load includes including LED/light source in lamp holder and lamp stand, lamp holder, and the lamp stand is steel lamp stand, lamp stand surface
Provided with polyester powder layer.
The lamp holder is die casting aluminium lamp holder, and base surface is coated with polyester powder layer.
The course of work of the present embodiment is：In the case that there is illumination on daytime, solar cell module absorbs luminous energy, by luminous energy
Electric energy is changed into, electric energy charges by controller for solar to battery, in the case of night, controller for solar control
Battery is powered for LED/light source；When illumination is sufficient, during accumulator electric-quantity saturation, sample circuit sends into sampled signal
Controller for solar, solar energy sends charging and discharging state to remote control center, and remote control center is according to each independent light
The charge status of electric power system is lied prostrate, the relay switch on its circuit is controlled, unnecessary electric energy is entered by junction station
In grid-connected photovoltaic electric power system.Control process is more accurate, whole lighting device is more had harmony, meets energy-conserving and environment-protective
Requirement, the road illumination device of the present embodiment, can be continuously overcast and rainy using 6-8 in the case where electricity is sufficient, it is adaptable to
The annual sunshine-duration is more than the area of 2200 hours.
The single crystal battery lamella of the present embodiment is 310W mono-crystal components, and specific performance parameter is as shown in the table：
| Battery | Monocrystalline silicon battery 125mm*125mm |
| Number of batteries and arrangement mode | 96（8*12） |
| Size of components | 1580*1060*50（mm） |
| Weight | 21.5kg |
| Peak power（Wp） | 270 |
| Operating temperature range | -40to+85℃ |
| Maximum system voltage | 1000VDC |
| Rated operational current temperature | 46℃-50℃ |
| Current temperature coefficient（%/k） | 0.05-0.07 |
| Voltage temperature coefficient（mV/k） | -(165-145) |
| Temperature power coefficient（%/k） | -（5.05-4.95） |
The design parameter of the road illumination device of the present embodiment is as shown in the table：
| Degree of protection | IP66 |
| Shell corrosion resistance | B classes |
| Working environment | -35℃-+45℃ |
| Electrocution-proof protection grade | 1 class |
| Lamp socket | E40 |
| Supply voltage | 220V/50Hz |
| Light source | 60-120WLED |
Claims (10)
1. a kind of road illumination device based on solar grid-connected electricity generation system, it is characterised in that：Supplied including some independent photovoltaics
Electric system, remote monitoring system, header box, combining inverter, transformer and mu balanced circuit, independent photovoltaic electric power system are included too
Positive energy battery component, the solar cell module passes through the DC terminal that header box connects combining inverter, combining inverter
Exchange end pass through transformer connect mu balanced circuit input, mu balanced circuit output end access power network, constitute grid-connected photovoltaic
Electric power system, the autonomous power supply system sets up wireless communication connection with remote monitoring system respectively.
2. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 1, it is characterised in that：Institute
Stating combining inverter includes modulate circuit, cutting-in control circuit, DC/DC inverter circuits and DC/AC inverter circuits, modulate circuit
Output end connects DC/DC inverter circuits, and DC/DC inverter circuits connect filter circuit by DC/AC inverter circuits, filter circuit
Output end connects transformer, and the output end of the cutting-in control circuit is built with DC/DC inverter circuits and DC/AC inverter circuits respectively
Vertical connection.
3. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 2, it is characterised in that：Institute
State rectification circuit and flat wave circuit that modulate circuit includes being sequentially connected.
4. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 1, it is characterised in that：Institute
Stating independent photovoltaic electric power system includes controller for solar, battery, detection circuit, communication module and load light source, it is described too
Positive energy battery component, battery and communication module are set up with controller for solar and are connected, the output end connection load of battery
Light source, the input connection battery of the detection circuit detects that the output end of circuit is set up with controller for solar and is connected.
5. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 1, it is characterised in that：Often
The junction of individual solar cell module and header box is equipped with relay switch.
6. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 1, it is characterised in that：Institute
Stating solar cell module includes laminated cell structure, and the surrounding of laminated cell structure passes through metal edge frame Metal Packaging, metal
The junction of frame and laminated cell structure is provided with sealing layer of silica gel, and the laminated cell structure includes from top to bottom being sequentially arranged
Toughened glass layer, the first EVA glue-lines, battery crystal layer, the 2nd EVA glue-lines and notacoria.
7. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 6, it is characterised in that：Institute
Battery crystal layer is stated for single crystal battery lamella or polycrystalline battery lamella.
8. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 6, it is characterised in that：Institute
Metal edge frame is stated for aluminium oxide alloy frame, safety glass is subway toughened glass layer, notacoria is high fire-retardance solar energy back film.
9. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 1, it is characterised in that：Light
Source load includes including LED/light source in lamp holder and lamp stand, lamp holder, and the lamp stand is steel lamp stand, and lamp stand surface is provided with polyester powder
Body layer.
10. a kind of road illumination device based on solar grid-connected electricity generation system according to claim 9, it is characterised in that：
The lamp holder is die casting aluminium lamp holder, and base surface is coated with polyester powder layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275497.9U CN206347500U (en) | 2016-11-26 | 2016-11-26 | A kind of road illumination device based on solar grid-connected electricity generation system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621275497.9U CN206347500U (en) | 2016-11-26 | 2016-11-26 | A kind of road illumination device based on solar grid-connected electricity generation system |
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| Publication Number | Publication Date |
|---|---|
| CN206347500U true CN206347500U (en) | 2017-07-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621275497.9U Expired - Fee Related CN206347500U (en) | 2016-11-26 | 2016-11-26 | A kind of road illumination device based on solar grid-connected electricity generation system |
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| Country | Link |
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| CN (1) | CN206347500U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134561A (en) * | 2017-12-25 | 2018-06-08 | 谢小坚 | A kind of dispersion solar energy acquisition and solar energy transferring system associating power supply system |
-
2016
- 2016-11-26 CN CN201621275497.9U patent/CN206347500U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108134561A (en) * | 2017-12-25 | 2018-06-08 | 谢小坚 | A kind of dispersion solar energy acquisition and solar energy transferring system associating power supply system |
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| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170721 Termination date: 20181126 |
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| CF01 | Termination of patent right due to non-payment of annual fee |