CN107171641A - A kind of photovoltaic system - Google Patents
A kind of photovoltaic system Download PDFInfo
- Publication number
- CN107171641A CN107171641A CN201710396790.3A CN201710396790A CN107171641A CN 107171641 A CN107171641 A CN 107171641A CN 201710396790 A CN201710396790 A CN 201710396790A CN 107171641 A CN107171641 A CN 107171641A
- Authority
- CN
- China
- Prior art keywords
- photovoltaic
- controller
- generated energy
- photovoltaic devices
- illumination photometer
- 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.)
- Pending
Links
- 238000005286 illumination Methods 0.000 claims abstract description 24
- 238000004140 cleaning Methods 0.000 claims abstract description 15
- 238000001514 detection method Methods 0.000 claims abstract description 9
- 230000002159 abnormal effect Effects 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 230000005611 electricity Effects 0.000 claims description 4
- BUGBHKTXTAQXES-UHFFFAOYSA-N Selenium Chemical compound [Se] BUGBHKTXTAQXES-UHFFFAOYSA-N 0.000 claims description 3
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 3
- 239000011669 selenium Substances 0.000 claims description 3
- 229910052711 selenium Inorganic materials 0.000 claims description 3
- 229910052710 silicon Inorganic materials 0.000 claims description 3
- 239000010703 silicon Substances 0.000 claims description 3
- 238000003466 welding Methods 0.000 description 5
- 239000000428 dust Substances 0.000 description 4
- 238000010248 power generation Methods 0.000 description 4
- 239000000758 substrate Substances 0.000 description 4
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000002844 melting Methods 0.000 description 2
- 230000008018 melting Effects 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000002390 adhesive tape Substances 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000015271 coagulation Effects 0.000 description 1
- 238000005345 coagulation Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 238000013517 stratification Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Classifications
-
- 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
- H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
- H02S50/10—Testing of PV devices, e.g. of PV modules or single PV 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
- H02S40/10—Cleaning arrangements
-
- 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
Landscapes
- Photovoltaic Devices (AREA)
Abstract
The present invention discloses a kind of photovoltaic system, including photovoltaic devices, controller, illumination photometer, generated energy detection module, cleaning device and warning device, wherein, illumination photometer is used to measure current day illuminance, and data are sent into controller；Generated energy detection module is used for the current generated energy for detecting photovoltaic devices, and data are sent into controller；The controller judges whether photovoltaic devices work is normal according to current day illuminance and current generated energy, and controls cleaning device to clean photovoltaic devices surface when judging abnormal, if still abnormal, and control warning device sends alarm signal.Such a system can monitor the working condition of photovoltaic module in real time, it is ensured that its normal work, and be alarmed when breaking down.
Description
Technical field
The invention belongs to technical field of photovoltaic power generation, more particularly to a kind of photovoltaic system.
Background technology
Chinese Patent Application No. 201110343209.4 provides a kind of photovoltaic module, and it includes photovoltaic substrate and formed in light
Multiple photovoltaic cells for being serially connected electrical connection on substrate are lied prostrate, wherein, multiple photovoltaic cell definition for being serially connected electrical connection
If into dry cell batteries, being provided with photovoltaic substrate in multiple terminal boxes, each terminal box and being provided with bypass protector, Mei Yijie
Line box is electrically connected in parallel with corresponding battery pack；Terminal box positioned at photovoltaic substrate both sides respectively has a lead-out wire, and two tools draw
The multiple photovoltaic cells for being serially connected electrical connection of terminal box control of outlet.The photovoltaic module of the present invention can simplify inside and conflux
Bar cabling, and working stability.
Chinese Patent Application No. 201510086350.9, which provides a kind of photovoltaic cell and photovoltaic module, to be included：Cell piece, electricity
Pond piece front has a plurality of thin grid line；Deviate from cell piece side positioned at thin grid line, the first photovoltaic weldering directly welded with thin grid line
Band, the first photovoltaic welding belt includes：Copper base material, the alloy-layer positioned at Copper base material surface；Positioned at the conductive coating of alloyed layer；Lead
Electrocoat is directly welded with thin grid line, and fusing point is less than the fusing point of alloy.Photovoltaic cell provided by the present invention eliminates main grid
Line, by the way of thin grid line and the first photovoltaic welding belt are directly welded, realizes the electrical connection of thin grid line and welding, adds photovoltaic
The light-receiving area of battery, improves the photoelectric transformation efficiency of photovoltaic cell.The melting temperature for being additionally, since conductive coating is less than conjunction
The melting temperature of gold so that photovoltaic cell is under relatively low welding temperature, you can realize the weldering of thin grid line and the first photovoltaic welding belt
Connect, reduce the fragment rate in photovoltaic cell manufacturing process, reduce the cost of manufacture of photovoltaic cell.
Chinese Patent Application No. 201610272188.4 provides a kind of photovoltaic green-house, and it includes mounting bracket, described installation
Transversely compartment is provided with and arranged in rows on the photovoltaic module support frame described in multiple row, each column photovoltaic module support frame has many on frame
Individual photovoltaic module, described mounting bracket includes multiple crossbeams for extending transversely setting, and multiple described crossbeams are longitudinally spaced
Arrangement, described mounting bracket also includes multiple supports for being used to support described crossbeam, and described support includes being wholly embedded into
The concrete pedestal of underground, the column being arranged on the concrete pedestal, the upper end of described column are used to support described
Crossbeam, the lower end of described column is embedded in underground.Photovoltaic green-house described herein, including support, support include coagulation
Soil matrix seat, the concrete pedestal of this application is embedded in underground, and the lower end of column portion some be embedded in underground, and column
Partial floor space is smaller.Compared with photovoltaic green-house of the prior art, floor space is small, can preferably utilize soil.
Chinese Patent Application No. 201210283907.4 provides a kind of photovoltaic system, including some boom supports being parallel to each other
With the photovoltaic module for being connected on adjacent boom support and lining up some rows, each photovoltaic module includes tile and on tile
Photovoltaic cell group laminate, each tile includes base portion, and the base portion of each tile is included along vertical with boom support bearing of trend
The left side flap and right side flap of longitudinally extension, left side flap and right side flap are oppositely arranged on the both sides of base portion, neighbouring row's
Tile Heterogeneous Permutation, the right side flap of the tile in left side is overlapped on a left side for the tile on right side in the tile adjacent with the left and right of row
On flank.The present invention by by the tile Heterogeneous Permutation in photovoltaic system and positioned at row adjacent tile in left side watt
The right side flap of piece is overlapped in the left side flap of the tile on right side, so that mutual displacement and raising photovoltaic system between preventing tile
Overall wind resistance, while also contributing to prevent dust and rainwater from entering within doors.
Chinese Patent Application No. 201410720038.6 provides a kind of photovoltaic module including solar panel, backboard and connect
Line box.Solar panel is stacked with backboard, and the side of backboard is provided with convex edge, and terminal box is located at convex edge close to solar-electricity
On the surface of pond plate, terminal box is electrically connected with solar panel.Terminal box is located on the convex edge of backboard by above-mentioned photovoltaic module,
Ensure planarization of the backboard close to the one side on roof of photovoltaic module.It therefore, it can directly use adhesive tape or adhesive etc. will be upper
State photovoltaic module tiling to be fixed on plane roof, eliminate the conventional encapsulation frame of conventional photovoltaic component and mounting bracket.Greatly
The big installation cost for reducing photovoltaic module.Also, above-mentioned photovoltaic module is installed simpler, quick.
The content of the invention
The purpose of the present invention, is to provide a kind of photovoltaic system, it can monitor the working condition of photovoltaic module in real time, it is ensured that
Its normal work, and alarmed when breaking down.
In order to reach above-mentioned purpose, solution of the invention is：
A kind of photovoltaic system, including photovoltaic devices, controller, illumination photometer, generated energy detection module, cleaning device and alarm
Device, wherein, illumination photometer is used to measure current day illuminance, and data are sent into controller；Generated energy detection module is used to examine
The current generated energy of photovoltaic devices is surveyed, and data are sent into controller；The controller is according to current day illuminance and current hair
Electricity judges whether photovoltaic devices work is normal, and controls cleaning device to carry out clearly photovoltaic devices surface when judging abnormal
Wash, if still abnormal, control warning device sends alarm signal.
Above-mentioned photovoltaic devices include support and the photovoltaic module on support.
Above-mentioned cleaning device includes motor and water pump, the control end connection controller of motor, the output end connection water of motor
Pump.
Above-mentioned illumination photometer using selenium cell illumination photometer or silicon photocell illumination photometer,
Controller noted above uses 51 series monolithics.
Above-mentioned warning device sends alarm signal by wireless network to control room.
After such scheme, the present invention can sense current light situation in real time, and combine by setting illumination photometer
Generated energy detection module measures the actual power generation of photovoltaic devices, judges whether photovoltaic devices work is normal, if actual power generation
Far below the theoretical generated energy in the case of current illumination, then whether the surface for excluding photovoltaic devices first contains dust, if
When actual power generation is still low after cleaning, then it is judged as that photovoltaic devices break down, and send alarm signal.
Embodiment
Below with reference to embodiment, technical scheme is described in detail.
The present invention provides a kind of photovoltaic system, including photovoltaic devices, controller, illumination photometer, generated energy detection module, cleaning
Device and warning device, are introduced separately below.
The photovoltaic devices include support, and the photovoltaic module on support.
The illumination photometer is used to measure current day illuminance, and daylight illumination data is sent into controller；The illumination can
Using selenium cell illumination photometer or silicon photocell illumination photometer.
The generated energy detection module is used to detecting the current generated energy of photovoltaic devices, and by the current generated energy number measured
According to feeding controller.
The controller judges whether photovoltaic devices work is normal according to current day illuminance and current generated energy, and is sentencing
Control cleaning device is cleaned to photovoltaic devices surface when disconnected abnormal, if photovoltaic devices work is still abnormal after cleaning,
Then control warning device sends alarm signal.
The cleaning device includes motor and water pump, the control end connection controller of motor, the output end connection water of motor
Pump.
The warning device sends alarm signal by wireless network to control room.
During present invention work, the corresponding data form of day illuminance and photovoltaic devices generated energy is prestored in controller, it is first
First, the current generated energy data that the daylight illumination data and generated energy detection module that controller is gathered according to illumination photometer are measured are carried out
Compare, if threshold value (is such as set to be higher by by the theoretical generated energy corresponding to current daylight illumination data higher than current generated energy
30%), then judge that current photovoltaic devices generated energy is too low, it is first determined whether because dust has been accumulated on photovoltaic devices surface, this
Shi Qidong cleaning devices, clean to photovoltaic devices surface, are then judged again；If judging after cleaning, photovoltaic devices generate electricity
Amount is still relatively low, then excludes dust stratification factor, assert photovoltaic devices operation irregularity, it is understood that there may be failure, now controller control report
Alarm device sends alarm signal, notifies staff to be overhauled.
The technological thought of above example only to illustrate the invention, it is impossible to which protection scope of the present invention is limited with this, it is every
According to technological thought proposed by the present invention, any change done on the basis of technical scheme each falls within the scope of the present invention
Within.
Claims (6)
1. a kind of photovoltaic system, it is characterised in that：Including photovoltaic devices, controller, illumination photometer, generated energy detection module, cleaning
Device and warning device, wherein, illumination photometer is used to measure current day illuminance, and data are sent into controller；Generated energy is detected
Module is used for the current generated energy for detecting photovoltaic devices, and data are sent into controller；The controller is according to current day illumination
Degree and current generated energy judge whether photovoltaic devices work is normal, and control cleaning device to photovoltaic devices when judging abnormal
Surface is cleaned, if still abnormal, and control warning device sends alarm signal.
2. a kind of photovoltaic system as claimed in claim 1, it is characterised in that：The photovoltaic devices include support and located at support
On photovoltaic module.
3. a kind of photovoltaic system as claimed in claim 1, it is characterised in that：The cleaning device includes motor and water pump, electricity
The control end connection controller of machine, the output end connection water pump of motor.
4. a kind of photovoltaic system as claimed in claim 1, it is characterised in that：The illumination photometer using selenium cell illumination photometer or
Silicon photocell illumination photometer.
5. a kind of photovoltaic system as claimed in claim 1, it is characterised in that：The controller uses 51 series monolithics.
6. a kind of photovoltaic system as claimed in claim 1, it is characterised in that：The warning device is by wireless network to control
Room sends alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396790.3A CN107171641A (en) | 2017-05-31 | 2017-05-31 | A kind of photovoltaic system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710396790.3A CN107171641A (en) | 2017-05-31 | 2017-05-31 | A kind of photovoltaic system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107171641A true CN107171641A (en) | 2017-09-15 |
Family
ID=59822109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710396790.3A Pending CN107171641A (en) | 2017-05-31 | 2017-05-31 | A kind of photovoltaic system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107171641A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382346A (en) * | 2018-09-10 | 2019-02-26 | 山西大学 | Solar panel is intelligently attracted deposit the control method of system |
| CN110912514A (en) * | 2019-12-04 | 2020-03-24 | 合肥阳光新能源科技有限公司 | Electroluminescent detection device and method |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104158490A (en) * | 2014-08-19 | 2014-11-19 | 晖保智能科技（上海）有限公司 | Photovoltaic power station standard plate energy measuring system |
| CN104300900A (en) * | 2014-09-11 | 2015-01-21 | 国家电网公司 | Photovoltaic plate dust detecting device |
| CN104646340A (en) * | 2015-03-09 | 2015-05-27 | 武汉理工大学 | Self-detecting cleaning device for photovoltaic array |
| CN104734632A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Method and device for diagnosing cleanliness of photovoltaic cell panel |
| CN105080920A (en) * | 2014-05-19 | 2015-11-25 | 敦煌国润太阳能野外实验站有限公司 | Full-automatic solar array air pressure water/steam dual-purpose cleaning system |
| US20150357973A1 (en) * | 2012-03-14 | 2015-12-10 | UKC Electronics (H.K.) Co., Ltd. | Solar cell module efficacy monitoring system and monitoring method therefor |
| CN105680789A (en) * | 2016-03-10 | 2016-06-15 | 山东豪沃电气有限公司 | Automatic cleaning system for solar cell panel |
-
2017
- 2017-05-31 CN CN201710396790.3A patent/CN107171641A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150357973A1 (en) * | 2012-03-14 | 2015-12-10 | UKC Electronics (H.K.) Co., Ltd. | Solar cell module efficacy monitoring system and monitoring method therefor |
| CN104734632A (en) * | 2013-12-24 | 2015-06-24 | 珠海格力电器股份有限公司 | Method and device for diagnosing cleanliness of photovoltaic cell panel |
| CN105080920A (en) * | 2014-05-19 | 2015-11-25 | 敦煌国润太阳能野外实验站有限公司 | Full-automatic solar array air pressure water/steam dual-purpose cleaning system |
| CN104158490A (en) * | 2014-08-19 | 2014-11-19 | 晖保智能科技（上海）有限公司 | Photovoltaic power station standard plate energy measuring system |
| CN104300900A (en) * | 2014-09-11 | 2015-01-21 | 国家电网公司 | Photovoltaic plate dust detecting device |
| CN104646340A (en) * | 2015-03-09 | 2015-05-27 | 武汉理工大学 | Self-detecting cleaning device for photovoltaic array |
| CN105680789A (en) * | 2016-03-10 | 2016-06-15 | 山东豪沃电气有限公司 | Automatic cleaning system for solar cell panel |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109382346A (en) * | 2018-09-10 | 2019-02-26 | 山西大学 | Solar panel is intelligently attracted deposit the control method of system |
| CN110912514A (en) * | 2019-12-04 | 2020-03-24 | 合肥阳光新能源科技有限公司 | Electroluminescent detection device and method |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170915 |
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| RJ01 | Rejection of invention patent application after publication |