CN107394871A - A kind of photovoltaic control system - Google Patents
A kind of photovoltaic control system Download PDFInfo
- Publication number
- CN107394871A CN107394871A CN201710610607.5A CN201710610607A CN107394871A CN 107394871 A CN107394871 A CN 107394871A CN 201710610607 A CN201710610607 A CN 201710610607A CN 107394871 A CN107394871 A CN 107394871A
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- Prior art keywords
- diode
- logic controller
- voltage
- cell array
- solar cell
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- Pending
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- 239000005038 ethylene vinyl acetate Substances 0.000 claims description 15
- 229920001200 poly(ethylene-vinyl acetate) Polymers 0.000 claims description 15
- 239000002033 PVDF binder Substances 0.000 claims description 6
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 6
- 239000011521 glass Substances 0.000 claims description 5
- DQXBYHZEEUGOBF-UHFFFAOYSA-N but-3-enoic acid;ethene Chemical compound C=C.OC(=O)CC=C DQXBYHZEEUGOBF-UHFFFAOYSA-N 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 3
- 229920006267 polyester film Polymers 0.000 claims description 3
- 229920002620 polyvinyl fluoride Polymers 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 150000001336 alkenes Chemical class 0.000 claims 1
- 239000003292 glue Substances 0.000 claims 1
- 230000000087 stabilizing effect Effects 0.000 claims 1
- 238000013461 design Methods 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 230000018109 developmental process Effects 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/34—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering
- H02J7/35—Parallel operation in networks using both storage and other DC sources, e.g. providing buffering with light sensitive cells
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
A kind of photovoltaic control system, including logic controller, battery, solar cell array, control module and load, the one end of one end of the logic controller respectively with solar cell array and load is connected, and the other end of logic controller is connected with solar cell array and the other end loaded respectively；Overall system architecture is simple, and the design of control module can optimize to battery to charge, and logic controller is core; control the stable operation of whole system; reduce artificial participation, in system the design of light emitting diode can real time viewing system operation state, it is convenient directly perceived; solar panel uses three-decker; with high pressure resistant, high-insulativity, anti-ultraviolet aging; shockproof effectively protection cell piece fracture, improve the service life of solar panel.
Description
Technical field
The present invention relates to field of solar thermal power generation, especially a kind of photovoltaic control system.
Background technology
With being rooted in the hearts of the people for green energy resource concept, the utilization for solar energy is just gradually popularized, and solar power generation has
The advantages of prominent, for example, system operation cost it is low, with little need for safeguard, system can continuously work and have good modularization
Feature, the VD of solar power supply system be sufficiently stable, is stood in the local solar energy of no power network flexibly to choose
Location offer is possible, and solar power system has more reliable guarantee relative to power network in terms of stability；In recent years, power electronics
Development causes Solar photoelectric product to spread to the every aspect of our lives, from low power illumination, landscape ornamental, Yi Jizhong
Low power island, mountain area household electricity system, so that the big-power solar movement stand-by station in terms of military project, solar energy
Photovoltaic will be with technology upgrading and the development with rapid changepl. never-ending changes and improvements of correlation technique, but the sun used in actual life
Energy photovoltaic generating system is not sufficiently stable, and causes whole electricity generation system to be unable to safe operation, needs artificial participation to safeguard often, for
The storing up electricity process of battery cannot guarantee that solar-electricity magnetic sheet is easily broken off so that system lifetim shortens, thus needs to set
A kind of reduce of meter manually participates in safeguarding, improves the service life of system, can also there is a kind of photovoltaic system that perfect charging process ensures
System；Conventional Electromagnetically solar energy backboard plate is single material, can not meet the requirement that component uses in long-term outdoor, also shortens
The service life of total system.
The present invention is exactly for the improvement for solving problem above and carrying out.
The content of the invention
The technical problem to be solved in the invention is to provide a kind of simple in construction, easy to use, reduction manual maintenance, operation
A kind of photovoltaic control system that is stable, being easy to observation directly perceived and service life length.
The present invention is that technical scheme is used by solving its technical problem：
A kind of photovoltaic control system, including logic controller, battery, solar cell array, control module and load,
The one end of one end of the logic controller respectively with solar cell array and load is connected, the other end point of logic controller
The other end not with solar cell array and load is connected；
Also include voltage-regulator diode D1, voltage-regulator diode D2, light emitting diode D3, diode in the described control system
D4, diode D5, resistance R1, piezo-resistance MOV, controlling switch K1, controlling switch K2 and controlling switch K3, the diode D4
Be arranged on the circuit connected between solar cell array and logic controller, wherein piezo-resistance MOV one end respectively with
One end of solar cell array is connected with diode D4 positive pole, the piezo-resistance MOV other end respectively with solar cell
The other end of square formation is connected with logic controller；
Light emitting diode D3 positive pole is connected with diode D4 positive pole, light emitting diode D3 negative pole and voltage-regulator diode
D1 negative pole is connected, and the positive pole of the voltage-regulator diode D1 is connected with resistance R1 one end, the other end difference of the resistance R1
It is connected with piezo-resistance MOV and logic controller；
A wire and logic control are drawn on the circuit that the negative pole of the diode D4 and logic controller one end are connected
The other end of device is connected, and controlling switch K1 is provided with the circuit that the described wire is connected with control module；
The one end of the negative pole of the voltage-regulator diode D2 respectively with logic controller and load is connected, voltage-regulator diode D2's
Positive pole is connected with the negative pole of battery, the positive pole of the battery negative pole phase with logic controller and voltage-regulator diode D2 respectively
Even, it is provided with controlling switch K3 on the circuit that the control module is connected with voltage-regulator diode D2 negative poles；
The negative pole of the diode D5 is connected with diode D4 negative pole and one end of load respectively, diode D5 positive pole
It is connected respectively with voltage-regulator diode D2 positive pole and the other end of load, the control module is connected with voltage-regulator diode D2 positive poles
Circuit on be provided with the negative pole of controlling switch K2, the controlling switch K2 respectively with control module and battery and be connected；
Further, the solar cell array is made up of solar panel, the back side of the solar panel
It is provided with backboard；
Further, the backboard has three-decker, and the outer layer of backboard sets matcoveredn PVDF, the centre of backboard
Layer is provided with PET polyester films, and the internal layer of backboard is PVDF and EVA adherends；
Specifically, the solar panel section is five layers, the five-layer structure of solar panel is followed successively by photovoltaic glass
Glass, EVA plates, solar battery sheet, EVA plates and TPT plates；
Wherein, the EVA plates are ethylene vinyl acetate resin, and TPT plates are polyvinyl fluoride composite membrane.
Control module is MOSFET modules.
The beneficial effects of the present invention are：Overall system architecture is simple, and the design of control module can optimize to battery fills
Electricity, logic controller are cores, control the stable operation of whole system, reduce artificial participation, light emitting diode in system
Design can real time viewing system operation state, convenient directly perceived, solar panel use three-decker, with high pressure resistant,
High-insulativity, anti-ultraviolet aging, shockproof effectively protection cell piece are broken, and improve the service life of solar panel.
Brief description of the drawings
Fig. 1 is a kind of structure principle chart of photovoltaic control system proposed by the present invention.
In Fig. 2 Fig. 1 in solar cell array cell panel backboard encapsulating structure figure.
Wherein, 1, logic controller, 2, battery, 3, solar cell array, 4, control module, 5, load, 31, photovoltaic
Glass, 32, EVA plates, 33, solar battery sheet, 34, TPT plates
Embodiment
In order that the technical means, the inventive features, the objects and the advantages of the present invention are easy to understand, tie below
Diagram and specific embodiment are closed, the present invention is expanded on further.
Shown in reference picture 1, Fig. 2, a kind of photovoltaic control system, including logic controller 1, battery 2, solar cell
Square formation 3, control module 4 and load 5, one end of the logic controller 1 respectively with solar cell array 3 and load 5 one
End is connected, and the other end of the other end of logic controller 1 respectively with solar cell array 3 and load 5 is connected；
Also include voltage-regulator diode D1, voltage-regulator diode D2, light emitting diode D3, diode in the described control system
D4, diode D5, resistance R1, piezo-resistance MOV, controlling switch K1, controlling switch K2 and controlling switch K3, the diode D4
It is arranged on the circuit connected between solar cell array 3 and logic controller 1, wherein piezo-resistance MOV one end difference
Be connected with one end of solar cell array and diode D4 positive pole, the piezo-resistance MOV other end respectively with solar-electricity
The other end of pond square formation is connected with logic controller 1；
Light emitting diode D3 positive pole is connected with diode D4 positive pole, light emitting diode D3 negative pole and voltage-regulator diode
D1 negative pole is connected, and the positive pole of the voltage-regulator diode D1 is connected with resistance R1 one end, the other end difference of the resistance R1
It is connected with piezo-resistance MOV and logic controller 1；
A wire and logic control are drawn on the circuit that the negative pole of the diode D4 and the one end of logic controller 1 are connected
The other end of device 1 is connected, and controlling switch K1 is provided with the circuit that the described wire is connected with control module 4；
The one end of the negative pole of the voltage-regulator diode D2 respectively with logic controller 1 and load 5 is connected, voltage-regulator diode D2
Positive pole be connected with the negative pole of battery 2, the positive pole of the battery 2 respectively with logic controller 1 and voltage-regulator diode D2
Negative pole is connected, and controlling switch K3 is provided with the circuit that the control module 4 is connected with voltage-regulator diode D2 negative poles；
The negative pole of the diode D5 is connected with diode D4 negative pole and one end of load 5 respectively, and diode D5 is just
Pole is connected with voltage-regulator diode D2 positive pole and the other end of load 5 respectively, the control module 4 and voltage-regulator diode D2 positive poles
Be provided with connected circuit controlling switch K2, the controlling switch K2 respectively with control module 4 and the negative pole phase of battery 2
Even；
Further, the solar cell array 3 is made up of solar panel, the back side of the solar panel
It is provided with backboard；
Further, the backboard has three-decker, and the outer layer of backboard sets matcoveredn PVDF, the centre of backboard
Layer is provided with PET polyester films, and the internal layer of backboard is PVDF and EVA adherends；
Specifically, the solar panel section is five layers, the five-layer structure of solar panel is followed successively by photovoltaic glass
Glass 31, EVA plates 32, solar battery sheet 33, EVA plates 32 and TPT plates 34；
Wherein, the EVA plates 32 are ethylene vinyl acetate resin, and TPT plates 34 are polyvinyl fluoride composite membrane；Control module
4 be MOSFET modules.
Overall system architecture is simple, and the design of control module can optimize to battery to charge, and logic controller is core, control
The stable operation of whole system processed, reduces artificial participation, and the design of light emitting diode can real time viewing system fortune in system
Capable state, convenient directly perceived, solar panel uses three-decker, has high pressure resistant a, high-insulativity, anti-ultraviolet aging,
Shockproof effectively protection cell piece fracture, improve the service life of solar panel.
General principle, principal character and the advantages of the present invention of the present invention has been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the simply explanation described in above-described embodiment and specification is originally
The principle of invention, various changes and modifications of the present invention are possible without departing from the spirit and scope of the present invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent defines.
Claims (5)
1. a kind of photovoltaic control system, including logic controller (1), battery (2), solar cell array (3), control module
(4) and (5) are loaded, it is characterised in that：
The one end of one end of the logic controller (1) respectively with solar cell array (3) and load (5) is connected, logic control
The other end of the other end of device (1) processed respectively with solar cell array (3) and load (5) is connected；
Also include in the described control system voltage-regulator diode D1, voltage-regulator diode D2, light emitting diode D3, diode D4,
Diode D5, resistance R1, piezo-resistance MOV, controlling switch K1, controlling switch K2 and controlling switch K3；
The diode D4 is arranged on the circuit connected between solar cell array (3) and logic controller (1), wherein pressing
Quick resistance MOV one end is connected with one end of solar cell array and diode D4 positive pole respectively, and piezo-resistance MOV's is another
One end is connected with the other end and logic controller (1) of solar cell array respectively；
Light emitting diode D3 positive pole is connected with diode D4 positive pole, and light emitting diode D3 negative pole is with voltage-regulator diode D1's
Negative pole is connected, and the positive pole of the voltage-regulator diode D1 is connected with resistance R1 one end, the other end of the resistance R1 respectively with pressure
Quick resistance MOV is connected with logic controller (1)；
A wire and logic controller are drawn on the circuit that the negative pole of the diode D4 and logic controller (1) one end are connected
(1) the other end is connected, and controlling switch K1 is provided with the circuit that the described wire is connected with control module (4)；
The one end of the negative pole of the voltage-regulator diode D2 respectively with logic controller (1) and load (5) is connected, voltage-regulator diode D2
Positive pole be connected with the negative pole of battery (2), the positive pole of the battery (2) respectively with logic controller (1) and the pole of voltage stabilizing two
Pipe D2 negative pole is connected, and controlling switch K3 is provided with the circuit that the control module (4) is connected with voltage-regulator diode D2 negative poles；
The one end of the negative pole of the diode D5 respectively with diode D4 negative pole and load (5) is connected, diode D5 positive pole
The other end with voltage-regulator diode D2 positive pole and load (5) is connected respectively；
Controlling switch K2, the described control are provided with the circuit that the control module (4) is connected with voltage-regulator diode D2 positive poles
Negative poles of the K2 respectively with control module (4) and battery (2) is switched to be connected.
2. a kind of photovoltaic control system as claimed in claim 1, it is characterised in that the solar cell array (3) is by too
Positive energy cell panel is formed, and the back side of the solar panel is provided with backboard.
3. a kind of photovoltaic control system as claimed in claim 2, it is characterised in that the backboard has three-decker, backboard
Outer layer matcoveredn PVDF is set, the intermediate layer of backboard is provided with PET polyester films, and the internal layer of backboard glues for PVDF and EVA
It is fit.
4. a kind of photovoltaic control system as claimed in claim 2, it is characterised in that the solar panel section is five
Layer, the five-layer structure of solar panel are followed successively by photovoltaic glass (31), EVA plates (32), solar battery sheet (33), EVA plates
And TPT plates (34) (32).
5. a kind of photovoltaic control system as claimed in claim 4, it is characterised in that the EVA plates (32) are ethylene vinyl acetate second
Alkene fat resin, TPT plates (34) are polyvinyl fluoride composite membrane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610607.5A CN107394871A (en) | 2017-07-25 | 2017-07-25 | A kind of photovoltaic control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710610607.5A CN107394871A (en) | 2017-07-25 | 2017-07-25 | A kind of photovoltaic control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107394871A true CN107394871A (en) | 2017-11-24 |
Family
ID=60336752
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710610607.5A Pending CN107394871A (en) | 2017-07-25 | 2017-07-25 | A kind of photovoltaic control system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107394871A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966009Y (en) * | 2006-07-10 | 2007-10-24 | 朱恩灿 | Solar energy photo-voltaic power station for military camp in island |
| CN202141966U (en) * | 2011-02-13 | 2012-02-08 | 习赵军 | Solar photovoltaic pump intelligent identification control circuit |
| CN102891526A (en) * | 2011-07-17 | 2013-01-23 | 湖北鑫格玛电器有限公司 | Solar photovoltaic load power supply mode automatic conversion circuit |
-
2017
- 2017-07-25 CN CN201710610607.5A patent/CN107394871A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200966009Y (en) * | 2006-07-10 | 2007-10-24 | 朱恩灿 | Solar energy photo-voltaic power station for military camp in island |
| CN202141966U (en) * | 2011-02-13 | 2012-02-08 | 习赵军 | Solar photovoltaic pump intelligent identification control circuit |
| CN102891526A (en) * | 2011-07-17 | 2013-01-23 | 湖北鑫格玛电器有限公司 | Solar photovoltaic load power supply mode automatic conversion circuit |
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| PB01 | Publication | ||
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Application publication date: 20171124 |