CN106330090A - Intelligent temperature control photovoltaic array system - Google Patents
Intelligent temperature control photovoltaic array system Download PDFInfo
- Publication number
- CN106330090A CN106330090A CN201610899392.9A CN201610899392A CN106330090A CN 106330090 A CN106330090 A CN 106330090A CN 201610899392 A CN201610899392 A CN 201610899392A CN 106330090 A CN106330090 A CN 106330090A
- Authority
- CN
- China
- Prior art keywords
- photovoltaic
- temperature
- temperature control
- intelligent
- photovoltaic array
- 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.)
- Granted
Links
- 230000001737 promoting effect Effects 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims description 2
- 238000000197 pyrolysis Methods 0.000 abstract 3
- 230000000052 comparative effect Effects 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 6
- 238000005520 cutting process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000013084 building-integrated photovoltaic technology Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 231100001261 hazardous Toxicity 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
- H02S40/00—Components or accessories in combination with PV modules, not provided for in groups H02S10/00 - H02S30/00
- H02S40/30—Electrical components
- H02S40/36—Electrical components characterised by special electrical interconnection means between two or more PV modules, e.g. electrical module-to-module connection
-
- 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
- H02S40/40—Thermal 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
Abstract
The invention discloses an intelligent temperature control photovoltaic array system which comprises a photovoltaic array and multiple temperature control photovoltaic pyrolysis devices. The photovoltaic array is formed by series connection of multiple photovoltaic modules, and one temperature control photovoltaic pyrolysis device is installed between every two adjacent photovoltaic modules in a series connection mode; each temperature control photovoltaic pyrolysis device comprises an intelligent MCU, temperature collection ports and an electronic switch; the temperature collection ports are formed in the photovoltaic modules and used for collecting temperature information of the photovoltaic modules; the temperature collection ports are connected to the intelligent MCUs; the intelligent MCUs receive the temperature information collected by the temperature collection ports and carry out comparative calculation; the intelligent MCUs are also connected to the electronic switches to be used for pushing the electronic switches to act; the electronic switches control PV board positive electrodes and PV board negative electrodes of the photovoltaic modules to be disconnected and connected. Through intelligent temperature control photovoltaic array system, under the condition that a photovoltaic power station is on fire, the photovoltaic array on fire can act to be split into monolithic modules, so that the system voltage is dropped to be within a safety voltage range.
Description
Technical field
The invention belongs to domain of control temperature, be specifically related to a kind of intelligent temperature control photovoltaic array system.
Background technology
At present photovoltaic power generation technology is widely used: comprise distributed power station and centralized power station, infield include roof,
Ground, the form that photovoltaic array is in parallel after first connecting by design requirement, wherein commonly use the open-circuit voltage DC40V of monolithic element, string
The highest 1000VDC of terminal voltage of connection.
For photovoltaic plant breaking out of fire dangerous situation, particularly build photovoltaic roof, traditional fire-fighting mode giant
Fire extinguishing, due to the particularity of photovoltaic array system, per se with the high voltage direct current of up to 1000VDC, fire-fights by water, will make
Fire fighter is in hazardous environment.
Catch fire in the face of photovoltaic plant at present, photovoltaic array is carried out being cracked into monolithic element, also without relevant place in industry
Reason method.Particularly building the power station of the such type of photovoltaic BIPV, BAPV, the photovoltaic array cracking in the case of catching fire is the heaviest
Want.
Summary of the invention
The present invention for deficiency of the prior art, it is provided that a kind of intelligent temperature control photovoltaic array system.
For achieving the above object, the present invention is by the following technical solutions:
A kind of intelligent temperature control photovoltaic array system, it is characterised in that include photovoltaic array and multiple temperature control photovoltaic cracker, photovoltaic
Array is in series by multiple photovoltaic modulies, and be all installed in series between two adjacent photovoltaic modulies temperature control photovoltaic cracker；
Temperature control photovoltaic cracker includes MCU intelligent cell, temperature acquisition mouth and electrical switch, and temperature acquisition mouth is arranged in photovoltaic module
On, for gathering the temperature information of photovoltaic module, temperature acquisition mouth is connected to MCU intelligent cell, and MCU intelligent cell receives temperature
The temperature information of acquisition port collection also compares calculating, and MCU intelligent cell is additionally coupled to electrical switch for promoting electronic cutting
Close generation action, the PV plate positive pole of electrical switch control photovoltaic module and the disconnection of PV plate negative pole and Guan Bi.
For optimizing technique scheme, the concrete measure taked also includes:
Each temperature control photovoltaic cracker has five temperature acquisition mouths, and five temperature acquisition mouths are arranged in every piece of photovoltaic module
Five diverse locations, when at least three in five temperature acquisition mouths detects that temperature exceedes threshold value, MCU intelligent cell pushes away
Dynamic electrical switch generation action, makes PV plate positive pole and PV plate negative pole disconnect.
When detecting that temperature exceedes threshold value less than three in five temperature acquisition mouths, MCU intelligent cell promotes electronic cutting
Close generation action, make PV plate positive pole and PV plate negative pole Guan Bi.
Threshold value is set as 95 DEG C.
The invention has the beneficial effects as follows: when catching fire in the face of photovoltaic plant, the photovoltaic array of part of catching fire can move
Make, photovoltaic array is cracked into monolithic element, in the range of making system voltage be down to safe voltage, thus photovoltaic battle array when overcoming fire fighting
The life maintenance that fire fighter is produced by the high voltage direct current that row produce.
Accompanying drawing explanation
Fig. 1 is the topological schematic diagram of photovoltaic plant structure.
Fig. 2 is the topological schematic diagram of photovoltaic array structure.
Fig. 3 is the schematic diagram of temperature control photovoltaic cracker.
Reference is as follows: photovoltaic array 1, temperature control photovoltaic cracker 2, photovoltaic module 3, MCU intelligent cell 4, temperature are adopted
Collection mouth 5, electrical switch 6, PV plate positive pole A, PV plate negative pole B.
Detailed description of the invention
In conjunction with the accompanying drawings, the present invention is further detailed explanation.
Being the topological schematic diagram of photovoltaic plant structure shown in Fig. 1, a photovoltaic plant is single by multiple photovoltaic array 1(generating
Unit), header box (joining unit), the parts group such as DC power distribution cabinet (array joining unit) and inverter (inversion power transmission unit)
Become.
Fig. 2 is the topological schematic diagram of photovoltaic array structure, by photovoltaic module 3 by a number of series connection, forms generating
Unit, under certain illumination condition, output two ends are high voltage direct current, and open-circuit voltage is up to 1000VDC, and temperature control photovoltaic
Cracker 2 is installed in series in photovoltaic array 1 between adjacent two photovoltaic modulies 3 and is integrated in assembly leading-out terminal, can be by temperature
Control photovoltaic cracker 2 is integrated with the connection wire producing of photovoltaic array 1, it is simple to be integrated in the construction of whole photovoltaic plant.
Fig. 3 is the schematic diagram of temperature control photovoltaic cracker 2, and temperature control photovoltaic cracker 2 includes MCU intelligent cell 4, temperature acquisition
Mouth 5 and electrical switch 6.Temperature acquisition mouth 5 is arranged on photovoltaic module 3, for gathering the temperature information of photovoltaic module 3, temperature
Acquisition port 5 is connected to MCU intelligent cell 4, and MCU intelligent cell 4 receives the temperature information of temperature acquisition mouth 5 collection and compares
Calculating, MCU intelligent cell 4 is additionally coupled to electrical switch 6 for promoting electrical switch 6 to occur action, electrical switch 6 to control photovoltaic
The PV plate positive pole A of assembly 3 and the disconnection of PV plate negative pole B and Guan Bi.
Each temperature control photovoltaic cracker 2 can have five temperature acquisition mouths 5, and five temperature acquisition mouths 5 are arranged in often
Five different positions of one piece of photovoltaic module 3, at least three inspection when temperature produces change, in five temperature acquisition mouths 5
Measuring temperature anomaly, time i.e. more than the threshold value set in MCU intelligent cell 4, threshold value may be set to 95 DEG C herein, MCU intelligence list
Unit 4 promotes electrical switch 6 that action occurs, and makes PV plate positive pole A and PV plate negative pole B disconnect, and whole photovoltaic array 1 cracks, point
Solve the photovoltaic module 3 for polylith independence, make output voltage drop to safe voltage, facilitate fire fighter that whole photovoltaic plant is carried out
Fire extinguishing；When fire extinguishing completes, after dangerous situation is got rid of, regional temperature falls back to about 25 DEG C, less than three inspections in five temperature acquisition mouths 5
Measuring temperature when exceeding threshold value, MCU intelligent cell 4 promotes electrical switch 6 that action occurs, and makes PV plate positive pole A and PV plate negative pole B close
Closing, photovoltaic array automatically closes connection, generates electricity.
Below being only the preferred embodiment of the present invention, protection scope of the present invention is not limited merely to above-described embodiment,
All technical schemes belonged under thinking of the present invention belong to protection scope of the present invention.It should be pointed out that, for the art
For those of ordinary skill, some improvements and modifications without departing from the principles of the present invention, should be regarded as the protection of the present invention
Scope.
Claims (4)
1. an intelligent temperature control photovoltaic array system, it is characterised in that include photovoltaic array (1) and multiple temperature control photovoltaic cracker
(2), described photovoltaic array (1) is in series by multiple photovoltaic modulies (3), all connects between two adjacent photovoltaic modulies (3)
Temperature control photovoltaic cracker (2) is installed；Described temperature control photovoltaic cracker (2) includes MCU intelligent cell (4), temperature acquisition mouth (5)
With electrical switch (6), described temperature acquisition mouth (5) is arranged on photovoltaic module (3), is used for gathering the temperature of photovoltaic module (3)
Information, temperature acquisition mouth (5) is connected to MCU intelligent cell (4), and described MCU intelligent cell (4) receives temperature acquisition mouth (5) and adopts
Collection temperature information and compare calculating, MCU intelligent cell (4) is additionally coupled to electrical switch (6) and is used for promoting electrical switch
(6) generation action, described electrical switch (6) control photovoltaic module (3) PV plate positive pole (A) and PV plate negative pole (B) disconnection with
Guan Bi.
2. a kind of intelligent temperature control photovoltaic array system as claimed in claim 1, it is characterised in that: each temperature control photovoltaic cracker
(2) having five temperature acquisition mouths (5), five temperature acquisition mouths (5) are arranged in five differences of every piece of photovoltaic module (3)
Position, when at least three in five temperature acquisition mouths (5) detects that temperature exceedes threshold value, MCU intelligent cell (4) promotes electricity
Son switch (6) generation action, makes PV plate positive pole (A) and PV plate negative pole (B) disconnect.
3. a kind of intelligent temperature control photovoltaic array system as claimed in claim 2, it is characterised in that: when five temperature acquisition mouths
(3) detecting when temperature exceedes threshold value less than three in, MCU intelligent cell (4) promotes electrical switch (6) generation action, makes PV
Plate positive pole (A) and PV plate negative pole (B) Guan Bi.
4. a kind of intelligent temperature control photovoltaic array system as claimed in claim 3, it is characterised in that: described threshold value is set as 95
℃。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610899392.9A CN106330090B (en) | 2016-10-17 | 2016-10-17 | A kind of intelligent temperature control photovoltaic array system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610899392.9A CN106330090B (en) | 2016-10-17 | 2016-10-17 | A kind of intelligent temperature control photovoltaic array system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106330090A true CN106330090A (en) | 2017-01-11 |
| CN106330090B CN106330090B (en) | 2018-05-22 |
Family
ID=57817776
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610899392.9A Active CN106330090B (en) | 2016-10-17 | 2016-10-17 | A kind of intelligent temperature control photovoltaic array system |
Country Status (1)
| Country | Link |
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| CN (1) | CN106330090B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034987A (en) * | 2017-05-25 | 2017-08-11 | 中国葛洲坝集团电力有限责任公司 | A kind of green house system from energy balance |
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|---|---|---|---|---|
| JP2002091586A (en) * | 2000-09-19 | 2002-03-29 | Canon Inc | Solar light power generating device and its controlling method |
| CN101431228A (en) * | 2008-12-18 | 2009-05-13 | 深圳华为通信技术有限公司 | Thermal protection control method and system |
| US20110088741A1 (en) * | 2009-10-19 | 2011-04-21 | Randy Richard Dunton | Solar Photovoltaic Module Safety Shutdown System |
| CN102135453A (en) * | 2010-12-10 | 2011-07-27 | 奇瑞汽车股份有限公司 | Method and system for monitoring motor temperature as well as method and system for controlling motor power |
| CN102939660A (en) * | 2010-05-03 | 2013-02-20 | Sma太阳能技术股份公司 | Method for limiting the generator voltage of a photovoltaic installation in case of danger and photovoltaic installation |
| CN104081665A (en) * | 2011-12-29 | 2014-10-01 | 大陆汽车有限公司 | Circuit arrangement which is arranged on a substrate and comprises a temperature monitoring system, and method for detecting an excess temperature |
| CN104863678A (en) * | 2014-02-24 | 2015-08-26 | 通用汽车环球科技运作有限责任公司 | Detecting over-temperature in exhaust system |
| CN105393451A (en) * | 2013-12-12 | 2016-03-09 | Tsb株式会社 | Solar photovoltaic system |
-
2016
- 2016-10-17 CN CN201610899392.9A patent/CN106330090B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002091586A (en) * | 2000-09-19 | 2002-03-29 | Canon Inc | Solar light power generating device and its controlling method |
| CN101431228A (en) * | 2008-12-18 | 2009-05-13 | 深圳华为通信技术有限公司 | Thermal protection control method and system |
| US20110088741A1 (en) * | 2009-10-19 | 2011-04-21 | Randy Richard Dunton | Solar Photovoltaic Module Safety Shutdown System |
| CN102939660A (en) * | 2010-05-03 | 2013-02-20 | Sma太阳能技术股份公司 | Method for limiting the generator voltage of a photovoltaic installation in case of danger and photovoltaic installation |
| CN102135453A (en) * | 2010-12-10 | 2011-07-27 | 奇瑞汽车股份有限公司 | Method and system for monitoring motor temperature as well as method and system for controlling motor power |
| CN104081665A (en) * | 2011-12-29 | 2014-10-01 | 大陆汽车有限公司 | Circuit arrangement which is arranged on a substrate and comprises a temperature monitoring system, and method for detecting an excess temperature |
| CN105393451A (en) * | 2013-12-12 | 2016-03-09 | Tsb株式会社 | Solar photovoltaic system |
| CN104863678A (en) * | 2014-02-24 | 2015-08-26 | 通用汽车环球科技运作有限责任公司 | Detecting over-temperature in exhaust system |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107034987A (en) * | 2017-05-25 | 2017-08-11 | 中国葛洲坝集团电力有限责任公司 | A kind of green house system from energy balance |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106330090B (en) | 2018-05-22 |
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Effective date of registration: 20210105 Address after: 210000 2nd floor, building 7, Huaqingyuan, No.100 Tianjiao Road, Qilin science and Technology Innovation Park, Nanjing, Jiangsu Province Patentee after: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. Address before: 443002 No. 23 Yanjiang Avenue, Yichang City, Hubei Province Patentee before: CHINA GEZHOUBA GROUP POWER Co.,Ltd. Patentee before: NANJING GREEN NEW ENERGY RESEARCH INSTITUTE Co.,Ltd. |