CN207476376U - A kind of photovoltaic and greening composite roof - Google Patents
A kind of photovoltaic and greening composite roof Download PDFInfo
- Publication number
- CN207476376U CN207476376U CN201721498380.1U CN201721498380U CN207476376U CN 207476376 U CN207476376 U CN 207476376U CN 201721498380 U CN201721498380 U CN 201721498380U CN 207476376 U CN207476376 U CN 207476376U
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- CN
- China
- Prior art keywords
- intensity
- photovoltaic
- soil moisture
- default
- water pump
- 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.)
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/22—Improving land use; Improving water use or availability; Controlling erosion
-
- 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
- Y02B10/10—Photovoltaic [PV]
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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
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Landscapes
- Roof Covering Using Slabs Or Stiff Sheets (AREA)
- Photovoltaic Devices (AREA)
Abstract
The utility model discloses a kind of photovoltaics and greening composite roof,The photovoltaic includes green plants with green roof,At least one piece of photovoltaic panel,Drip irrigation pipe network,Trickle irrigation is responsible for and the water pump on trickle irrigation supervisor,The photovoltaic panel, which is maked somebody a mere figurehead, to be arranged on above green plants,The drip irrigation pipe network is mounted on the back side of photovoltaic panel,It is equipped with multiple water droppers right over green plants,The control device includes solar energy global radiation instrument,Control valve on trickle irrigation supervisor,Soil humidity sensor and control module,The control module is used to the soil moisture and the first default soil moisture being compared,The intensity of solar radiation and default intensity of solar radiation are compared,According to comparison result with the determining water pump and the operating mode of control valve,And the water pump and control valve is controlled to perform corresponding operation according to the operating mode.The utility model is simple in structure, easy for installation, can effectively reduce the temperature of photovoltaic panel, improve its generating efficiency.
Description
Technical field
The utility model is related to build photovoltaic and greening field of compounding, specifically a kind of photovoltaic greening composite roof.
Background technology
Photovoltaic afforests composite roof by photovoltaic panel and roof greening according to upper and lower hierarchical composite, i.e., pacifies on roof greening layer
Solar photovoltaic assembly is filled, is effectively improved the utilization rate of roofing resource, makes building roofing that there is greening and photovoltaic generation
Dual function.
But photovoltaic afforests composite roof in application there is also some problems, such as photovoltaic panel heating problem, photovoltaic plate temperature
Higher, generating efficiency is lower, and when temperature summer of photovoltaic panel has 50-60 °C, and when winter has 20-30 °C, how to reduce light
Volt backboard temperature is current highly important research contents to improve photovoltaic module generating efficiency.At present to photovoltaic component back plate
Cooling and waste heat recovery have many research, such as carry out waste heat recovery and cooling in photovoltaic component back plate setting cold water pipe, cold
Water pipe waste heat recovery is mainly used for providing hot water, although which preferably resolves photovoltaic component back plate heating problem and to light
The waste heat of volt component is recycled, but its organic efficiency is relatively low, and needs a large amount of cold water, and a large amount of hot water of recycling can only answer
Used in the occasion for largely needing hot water, application range is small, in addition, the water cooling plant cost for photovoltaic panel cooling is also higher, causes
Photovoltaic panel water cooling recovery technology application is not extensive.
It is afforested in hybrid system in photovoltaic, although the green plants below photovoltaic panel will often carry out trickle irrigation, existing skill
Often independent operating, the research that drip irrigation technique is used for the cooling of photovoltaic back are also less for art.
Utility model content
Technical problem to be solved in the utility model is the defects of overcoming the above-mentioned prior art, is provided a kind of for photovoltaic
With afforesting composite roof, in the larger hair for carrying out trickle irrigation to green plants, effectively improving photovoltaic panel of intensity of solar radiation
Electrical efficiency.
For this purpose, the utility model adopts the following technical scheme：A kind of photovoltaic with greening composite roof, the photovoltaic with it is green
Change roofing to include green plants, at least one piece of photovoltaic panel, drip irrigation pipe network, trickle irrigation supervisor, control device and be responsible for mounted on trickle irrigation
On water pump, the photovoltaic panel, which is maked somebody a mere figurehead, to be arranged on above green plants, and the drip irrigation pipe network is mounted on the back side of photovoltaic panel, sets
There are multiple water droppers right over green plants, the trickle irrigation supervisor connects with drip irrigation pipe network, and the control device includes peace
Control valve, soil humidity sensor and control mounted in the positive solar energy global radiation instrument of photovoltaic panel, on trickle irrigation supervisor
Module,
The solar energy global radiation instrument is connect with control module, for detecting the positive intensity of solar radiation of photovoltaic panel,
The soil humidity sensor is connect with control module, for detecting the soil moisture of green plants；
The control module is for the soil moisture and the first default soil moisture to be compared, by the sun spoke
It penetrates intensity to be compared with default intensity of solar radiation, according to comparison result with the determining water pump and the Working mould of control valve
Formula, and the water pump and control valve is controlled to perform corresponding operation according to the operating mode.
Further, the operating mode includes not operating mode and the first operating mode, and the not operating mode is control
Valve and water pump processed are all closed, and first operating mode in order to control all open by valve and water pump.
Further, the control module specifically includes：
Judge whether the soil moisture is less than the first default soil moisture, it is default whether the intensity of solar radiation is less than
Intensity of solar radiation；
When the soil moisture is less than the first default soil moisture, the intensity of solar radiation is greater than or equal to the default sun
During radiation intensity, the control valve and water pump is controlled to perform corresponding operation with the first operating mode；
When the soil moisture is greater than or equal to the first default soil moisture, the control valve and water pump are controlled with not work
Operation mode performs corresponding operation；
When the intensity of solar radiation is less than default intensity of solar radiation, the control valve and water pump is controlled not to work
Pattern performs corresponding operation.
Further, the described first default soil moisture is 20% ~ 30%, and the default radiation intensity is 300W/m2~
600W/m2。
Further, the water pipe of the drip irrigation pipe network uses metal tube.
The beneficial effects of the utility model are：The metal drip irrigation pipe network of trickle irrigation plant is installed in photovoltaic back, in plant
The temperature of photovoltaic panel can be effectively reduced during trickle irrigation, the trickle irrigation time of green plants is arranged on the larger rank of intensity of solar radiation
Section can make photovoltaic panel efficiently use the trickle irrigation cooling of plant, effectively improve the generating efficiency of photovoltaic panel.
Description of the drawings
Fig. 1 is photovoltaic and greening composite roof structure schematic diagram.
Fig. 2 is photovoltaic and greening composite roof schematic top plan view.
Fig. 3 each component connection figures of device in order to control.
Reference sign：1- photovoltaic panels, 2- drip irrigation pipe networks, 3- water droppers, 4- green plants, 5- control modules, the 6- sun
Energy global radiation instrument, 7- control valves, 8- trickle irrigations supervisor, 9- water pumps, 10- soil humidity sensors.
Specific embodiment
The present invention is further elaborated below by specific embodiment and with reference to attached drawing.
As shown in Figure 1, Figure 2 and Figure 3, a kind of photovoltaic includes greening with greening composite roof, the photovoltaic with green roof
Plant 4, at least one piece of photovoltaic panel 1, drip irrigation pipe network 2, trickle irrigation supervisor 8, control device and the water pump 9 on trickle irrigation supervisor 8,
The photovoltaic panel 1 is aerial to be arranged on 4 top of green plants, and the drip irrigation pipe network 2 is mounted on the back side of photovoltaic panel 1, is equipped with more
A water dropper 3 right over green plants 4, the trickle irrigation supervisor 8 connect with drip irrigation pipe network 2, and the control device includes peace
Control valve 7, soil humidity sensor 10 mounted in 1 positive solar energy global radiation instrument 6 of photovoltaic panel, on trickle irrigation supervisor 8
With control module 5, the solar energy global radiation instrument 6 is connect with control module 5, for detecting 1 positive solar radiation of photovoltaic panel
Intensity, the soil humidity sensor 10 are connect with control module 5, for detecting the soil moisture of green plants 4；The control
Module 5 is for the soil moisture and the first default soil moisture to be compared, by the intensity of solar radiation with presetting too
Positive radiation intensity is compared, according to comparison result to determine the operating mode of the water pump 9 and control valve 7, and described in control
Water pump 9 and control valve 7 perform corresponding operation according to the operating mode.
Preferably, the operating mode includes not operating mode and the first operating mode, and the not operating mode is in order to control
Valve 7 and water pump 9 are all closed, and first operating mode in order to control all open by valve 7 and water pump 9.
Preferably, the control module 5 specifically includes：
Judge whether the soil moisture is less than the first default soil moisture, it is default whether the intensity of solar radiation is less than
Intensity of solar radiation；
When the soil moisture is less than the first default soil moisture, the intensity of solar radiation is greater than or equal to the default sun
During radiation intensity, the control valve 7 and water pump 9 is controlled to perform corresponding operation with the first operating mode；
When the soil moisture is greater than or equal to the first default soil moisture, the control valve 7 and water pump 9 are controlled with not
Operating mode performs corresponding operation；
When the intensity of solar radiation is less than default intensity of solar radiation, the control valve 7 and water pump 9 are controlled with not work
Operation mode performs corresponding operation.
Preferably, the described first default soil moisture is 20% ~ 30%, and the default radiation intensity is 300W/m2~600W/
m2。
Preferably, the water pipe of the drip irrigation pipe network 2 uses metal tube.
The automatic dripping irrigation of green plants generally carries out independent trickle irrigation according to soil moisture, with ambient temperature, sun spoke
It is unrelated to penetrate intensity, but in the present embodiment, since drip irrigation pipe network is mounted on photovoltaic back, drip irrigation pipe network is applied not only to trickle irrigation,
The cooling of photovoltaic back is additionally operable to, and photovoltaic panel is at runtime, when intensity of solar radiation is higher, the temperature of photovoltaic back
It can increase rapidly, seriously affect the generating efficiency and generated output of photovoltaic panel.
Further, since green plants it is daily water requirement it is limited, it is impossible to when photovoltaic plate temperature is higher can trickle irrigation drop
Therefore temperature, is detected the intensity of solar radiation of photovoltaic panel, by the cooling of the trickle irrigations of green plants be used in intensity of solar radiation compared with
In the high stage, maximumlly cooled down using trickle irrigation, effectively improve the generating efficiency of photovoltaic panel.
In the present embodiment, it is compared using by the soil moisture and the first default soil moisture, by the sun
Radiation intensity is compared with default intensity of solar radiation, and trickle irrigation control is carried out according to comparison result, by this control mode,
Green plants can be made higher in photovoltaic panel plate temperature and trickle irrigation when intensity of solar radiation is larger, when intensity of solar radiation is smaller not into
Row trickle irrigation is effectively utilized the trickle irrigation cooling of green plants, avoids the stage progress that green plants are not required to cooling in photovoltaic panel
Trickle irrigation.
The scope of protection of the utility model is not limited to foregoing description, any other under the enlightenment of the utility model
Formal product, it is every that there is same or similar technical side with the utility model no matter making any change in shape or structure
Case is within the protection scope of the utility model.
Claims (5)
1. a kind of photovoltaic and greening composite roof, which is characterized in that the photovoltaic includes green plants with green roof（4）, extremely
Few one piece of photovoltaic panel（1）, drip irrigation pipe network（2）, trickle irrigation supervisor（8）, control device and mounted on trickle irrigation be responsible for（8）On water pump
（9）, the photovoltaic panel（1）It is aerial to be arranged on green plants（4）Top, the drip irrigation pipe network（2）Mounted on photovoltaic panel（1）The back of the body
Face is equipped with multiple positioned at green plants（4）The water dropper of surface（3）, the trickle irrigation supervisor（8）With drip irrigation pipe network（2）Connection,
The control device includes being mounted on photovoltaic panel（1）Positive solar energy global radiation instrument（6）, mounted on trickle irrigation be responsible for（8）On
Control valve（7）, soil humidity sensor（10）And control module（5）, the solar energy global radiation instrument（6）With control module（5）
Connection, for detecting photovoltaic panel（1）Positive intensity of solar radiation, the soil humidity sensor（10）With control module（5）
Connection, for detecting green plants（4）Soil moisture；The control module（5）For the soil moisture is pre- with first
If soil moisture is compared, the intensity of solar radiation and default intensity of solar radiation are compared, according to comparison result
To determine the water pump（9）And control valve（7）Operating mode, and control the water pump（9）And control valve（7）According to the work
Operation mode performs corresponding operation.
2. photovoltaic according to claim 1 and greening composite roof, which is characterized in that the operating mode includes not working
Pattern and the first operating mode, not operating mode valve in order to control（7）And water pump（9）It all closes, first operating mode
Valve in order to control（7）And water pump（9）All open.
3. photovoltaic according to claim 2 and greening composite roof, which is characterized in that the control module（5）Specific packet
It includes：
Judge whether the soil moisture is less than the first default soil moisture, whether the intensity of solar radiation is less than the default sun
Radiation intensity；
When the soil moisture is less than the first default soil moisture, the intensity of solar radiation is greater than or equal to default solar radiation
During intensity, the control valve is controlled（7）And water pump（9）Corresponding operation is performed with the first operating mode；
When the soil moisture is greater than or equal to the first default soil moisture, the control valve is controlled（7）And water pump（9）With not
Operating mode performs corresponding operation；
When the intensity of solar radiation is less than default intensity of solar radiation, the control valve is controlled（7）And water pump（9）With not work
Operation mode performs corresponding operation.
4. photovoltaic according to claim 1 and greening composite roof, which is characterized in that the first default soil moisture is
20% ~ 30%, the default radiation intensity is 300W/m2~600W/m2。
5. photovoltaic according to claim 1 and greening composite roof, which is characterized in that the drip irrigation pipe network（2）Water pipe
Using metal tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498380.1U CN207476376U (en) | 2017-11-14 | 2017-11-14 | A kind of photovoltaic and greening composite roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721498380.1U CN207476376U (en) | 2017-11-14 | 2017-11-14 | A kind of photovoltaic and greening composite roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207476376U true CN207476376U (en) | 2018-06-12 |
Family
ID=62476403
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721498380.1U Expired - Fee Related CN207476376U (en) | 2017-11-14 | 2017-11-14 | A kind of photovoltaic and greening composite roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207476376U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115777492A (en) * | 2022-11-09 | 2023-03-14 | 西北农林科技大学 | Photovoltaic micro-sprinkling and drip irrigation compound device for adjusting energy by utilizing flexible water bag |
-
2017
- 2017-11-14 CN CN201721498380.1U patent/CN207476376U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115777492A (en) * | 2022-11-09 | 2023-03-14 | 西北农林科技大学 | Photovoltaic micro-sprinkling and drip irrigation compound device for adjusting energy by utilizing flexible water bag |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180612 Termination date: 20181114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |