CN109275456A - A kind of photovoltaic heliogreenhouse system - Google Patents
A kind of photovoltaic heliogreenhouse system Download PDFInfo
- Publication number
- CN109275456A CN109275456A CN201811431710.4A CN201811431710A CN109275456A CN 109275456 A CN109275456 A CN 109275456A CN 201811431710 A CN201811431710 A CN 201811431710A CN 109275456 A CN109275456 A CN 109275456A
- Authority
- CN
- China
- Prior art keywords
- photovoltaic
- heliogreenhouse
- variable pitch
- photovoltaic module
- photovoltaic bracket
- 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
-
- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/14—Greenhouses
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
- A01G9/243—Collecting solar 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
- 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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
-
- 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
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Greenhouses (AREA)
Abstract
The invention belongs to agricultural engineering technology field more particularly to a kind of photovoltaic heliogreenhouse systems, comprising: heliogreenhouse, variable pitch photovoltaic bracket；Wherein, heliogreenhouse is arranged in variable pitch photovoltaic bracket, and the front column of variable pitch photovoltaic bracket and heliogreenhouse front roof are fixed with preceding mutual foundation, and wall is fixed with rear mutual foundation after rear column and the heliogreenhouse heat preservation of variable pitch photovoltaic bracket；The top combined planar of variable pitch photovoltaic bracket is equipped with variable pitch photovoltaic panel, and photovoltaic panel can open certain angle.The ratio of hothouse production and photovoltaic power generation can be adjusted flexibly in this system, and if winter light is weak, productivity effect is high, therefore illumination can be made all to penetrate by variable pitch regulating device, only carry out hothouse production, and summer, productivity effect be not high, can be based on photovoltaic power generation.
Description
Technical field
The invention belongs to agricultural engineering technology field more particularly to a kind of photovoltaic heliogreenhouse systems.
Background technique
The main function of heliogreenhouse is to carry out overwintering production, to meet north of china in winter offerings demand, reduces south vegetable north transportation
High cost, improve human lives' quality.By facilities horticulture excess capacity, market fluctuation is excessive, traditional heliogreenhouse is built into
The influence for the problems such as this is high, heliogreenhouse income is lower in recent years, and Increase Income of Peasant Households is affected.
Photovoltaic greenhouse is installation photovoltaic component and a kind of greenhouse for being formed at the top of greenhouse roof, which can utilize greenhouse
The part illuminating power generating that roofing is intercepted and captured, to obtain the double benefit of agricultural production and photovoltaic power generation.Due to photovoltaic module light transmission
Rate is poor, in winter illumination weaker period, can further decrease indoor illumination intensity in greenhouse roof arrangement photovoltaic module, into
One step reduces yield.And in summer, outdoor optical photograph is more strong, appropriate to block the suppression for being conducive to avoid strong light to plant growth
System.Facilitate to optimize crop growth environment in greenhouse roof reasonable Arrangement photovoltaic module at this time, promotes plant growth.Existing photovoltaic
Greenhouse is that photovoltaic module is fixed on to greenhouse roof or ridge, although can adjust illumination in summer, utilizes extra light
It generates electricity, but is difficult to reduce photovoltaic module as far as possible in winter and block.
Summary of the invention
In view of the above-mentioned problems, the invention proposes a kind of photovoltaic heliogreenhouse systems, comprising: heliogreenhouse, variable pitch
Photovoltaic bracket；Wherein, heliogreenhouse is arranged in variable pitch photovoltaic bracket, and the front column of variable pitch photovoltaic bracket and day
Light greenhouse front roof is fixed with preceding mutual foundation, after the heat preservation of the rear column and heliogreenhouse of variable pitch photovoltaic bracket wall with
Mutual foundation is fixed afterwards；The top combined planar of variable pitch photovoltaic bracket is equipped with variable pitch photovoltaic module, and photovoltaic module can
Open certain angle.
For the top combined planar angle with horizontal plane between 20 ° to 45 °, Bei Gaonan is low, and drift angle and heliogreenhouse are protected
It holds consistent.
Photovoltaic module and scattering optical thin film 1:1 column-shaped arrangement, width design are photovoltaic module at the top of the heliogreenhouse
Width；Photovoltaic module point three rows from north to south；The scattering optical thin film is fixed by card slot circlip, and card slot is fixed on photovoltaic bracket
On；Photovoltaic bracket further includes variable pitch regulating device.
The variable pitch regulating device is made of transmission device and controller, from south to northern totally 3 row, peace and photovoltaic group
Part is connected.
It is assembly type card slotted framework at the top of the heliogreenhouse, setting photovoltaic module and scattering optical thin film on skeleton.
Insulation quilt and shutter are equipped at the top of the heliogreenhouse.
It include mutual foundation insulating layer on the outside of the mutual foundation, inside is equipped with heat preservation reservoir and greenhouse heating system.
The greenhouse heating system is using water as medium, and heat preservation reservoir is as accumulation of heat point, by being opened and closed water pump, active control
The collection and release of heat.
The shutter is installed on the middle position of heliogreenhouse length direction.
The crops for rotation arrangement of the photovoltaic heliogreenhouse system: September to April next year is got over based on agriculture production benefit
Winter production；April is carried out supplemented by dim light crop production based on photovoltaic power generation benefit to September.
Compared with prior art, of the invention to have the advantage that
1, this system has variable pitch regulating device, and the ratio of hothouse production and photovoltaic power generation, such as winter can be adjusted flexibly
Season, light was weak, and productivity effect is high, therefore illumination can be made all to penetrate by variable pitch regulating device, only carried out hothouse production,
And summer, productivity effect be not high, it can be based on photovoltaic power generation.
2, photovoltaic module and light transmitting cells are more advantageous to solution with the arrangement mode that 1:1 column is arranged in photovoltaic combined planar
The problem of hothouse production and photovoltaic power generation win honour for, photovoltaic heliogreenhouse maximally utilize too under conditions of meeting hothouse production
Sun can be carried out photovoltaic power generation.
3, the daylighting film of heliogreenhouse uses the film with certain scattering process, compared to common photovoltaic greenhouse, originally
Luminous environment more evenly, is conducive to hothouse production in the photovoltaic greenhouse of invention.
4, heliogreenhouse and photovoltaic generating system mutual foundation in the present invention, and photovoltaic skeleton undertakes snow load, therefore select
Lightweight material builds heliogreenhouse, reduces the construction cost of photovoltaic heliogreenhouse system.
Detailed description of the invention
Fig. 1 is the side view of photovoltaic heliogreenhouse system of the invention；
Fig. 2 is the top view of photovoltaic heliogreenhouse system of the invention；
In figure, 1-photovoltaic module；2-scattering optical thin films；3-variable pitch photovoltaic brackets；4-card slot circlips；5-altogether
With basic insulating layer；6-mutual foundations；7-front roofs；Wall after 8-heat preservations；9-insulation quilts；10-shutters；11-inclination angles
Variable adjustment device.
Specific embodiment
With reference to the accompanying drawing, it elaborates to embodiment.
As shown in Figure 1, 2, a kind of photovoltaic heliogreenhouse system, comprising: heliogreenhouse, variable pitch photovoltaic bracket；Wherein,
Heliogreenhouse is arranged in variable pitch photovoltaic bracket, and the front column of variable pitch photovoltaic bracket and heliogreenhouse front roof are equal
It is fixed with preceding mutual foundation, wall is solid with rear mutual foundation after rear column and the heliogreenhouse heat preservation of variable pitch photovoltaic bracket
It is fixed；The top combined planar of variable pitch photovoltaic bracket is equipped with variable pitch photovoltaic module, and photovoltaic module can open certain angle.
It include mutual foundation insulating layer on the outside of the mutual foundation, inside is equipped with heat preservation reservoir and greenhouse heating system.
It is assembly type card slotted framework at the top of the heliogreenhouse, setting photovoltaic module and scattering optical thin film on skeleton.
Insulation quilt and shutter are equipped at the top of the heliogreenhouse.
The greenhouse heating system is using water as medium, and heat preservation reservoir is as accumulation of heat point, by being opened and closed water pump, active control
The collection and release of heat.
The shutter is installed on the middle position of heliogreenhouse length direction.
For the top combined planar angle with horizontal plane between 20 ° to 45 °, Bei Gaonan is low, and drift angle and heliogreenhouse are protected
It holds consistent；The photovoltaic combined planar is divided into two by middle line of shutter, and width is shutter working width.
Photovoltaic module and scattering optical thin film 1:1 column-shaped arrangement, width design are photovoltaic module at the top of the heliogreenhouse
Width；Photovoltaic module point three rows from north to south；The scattering optical thin film is fixed by card slot circlip, and card slot is fixed on photovoltaic bracket
On；Photovoltaic bracket further includes variable pitch regulating device.
The variable pitch regulating device is made of transmission device and controller, from south to northern totally 3 row, peace and photovoltaic group
Part is connected.
The crops for rotation arrangement of the photovoltaic heliogreenhouse system: September to April next year is got over based on agriculture production benefit
Winter production；April is carried out supplemented by dim light crop production based on photovoltaic power generation benefit to September.
Embodiment 1
Photovoltaic heliogreenhouse is designed by taking Beijing area as an example.
Selecting open landform, fertile soil, illumination resource abundance, water resource to supply, convenient, condition of power supply is good, traffic is flourishing
Southern Suburb of Beijing.
The span for designing heliogreenhouse is 8m, is determined according to the solar elevation of Beijing area and heliogreenhouse construction standards
Greenhouse ridge a height of 4m, the rear high 2.9m of wall, adverse grade floor projection 1.1m, backhouse face angle are 45 °, and front roof is using double circular curve methods
Design.
Sunlight greenhouse frame uses novel assembled card slotted framework, using on-site assembly form, the upper and lower chord member of arch bar,
Web member is all made of the U-shaped cold-rolled forming section of the continuous roll bending formation of 2mm galvanized steel strip, and arch bar and longitudinal tie rod use assembling form, nothing
Solder joint, without carrying out preservative treatment, long service life.
Heliogreenhouse building enclosure uses 15mm polystyrene extruded sheet, with construction cost is low, construction efficiency is high, assembly
The advantages that change degree is high.
The scattering optical thin film that the fixed mist degree of each arch bar top boom assembling jump ring of heliogreenhouse assembly type skeleton is 55%.
Subordinate digs the reservoir that length is 3m in heliogreenhouse, and is laid with 15mm polystyrene in reservoir surrounding
Extruded sheet does isothermal holding.
Sunlight greenhouse heating system is horizontal along greenhouse span direction depth 0.6m to be laid with using heat exchange heating system in ground
PVC hot air duct is divided into 0.7m between PVC hot air duct, and at north and south both ends, PVC pipeline leads to ground, PVC hot air pipe vertically upward
Bidirectional axial flow fan is arranged in road junction；In thermal-arrest or exothermic process, blower is opened, brings the indoor heat of temperature into soil or by soil
In heat be discharged into greenhouse.
Photovoltaic generating system uses steel frame construction；Two photovoltaic interplanar spacing of thing is 1m；Light transmitting cells film is selected common
Plastic film.
Variable pitch regulating device selects rack and pinion drive to be controlled.
Embodiment 2
The photovoltaic heliogreenhouse is for cultivated crop carries out whole year production by tomato.
Since the Spring Festival in winter occurs in tomato price peak, there is low ebb in price after April, since temperature is returned after April
Warm, fruits and vegetables price is lower, therefore crops for rotation arrangement is as follows: carrying out tomato field planting in mid-September, starts December to harvest, until tomato in April is drawn
Seedling, April to September carry out the cultivation of dim light leaf vegetables.
September starts, and during greenhouse carries out tomato production, based on tomato demand, passes through variable pitch regulating device root
It is strong and weak that warm Interior Illumination Environment is adjusted according to intensity of illumination needed for tomato, and meeting can be carried out using the extra sun under conditions of tomato production
Photovoltaic power generation；Or so December, tomato started to harvest, and tomato is big to the demand of light, adjusted photovoltaic by variable pitch regulating device
Component inclination angle, is mapped to solar irradiation in greenhouse to greatest extent.
Under winter rain and snow weather, by variable pitch regulating device be closed photovoltaic module, accumulated snow on photovoltaic combined planar,
Heliogreenhouse is not impacted.
The photovoltaic heliogreenhouse is equipped with greenhouse heating system, when warm indoor heat deficiency, opens greenhouse heating system, full
Sufficient crop growth requirement.
April tomato uproot plants after their edible portions have been harvested after, the leaf vegetables of chamber planting low light tolerance passes through variable pitch tune based on photovoltaic power generation benefit
Regulating device adjusts photovoltaic module to best power generation inclination angle.
Photovoltaic power generation is connected to the grid in entire photovoltaic heliogreenhouse system.
This embodiment is merely preferred embodiments of the present invention, but scope of protection of the present invention is not limited thereto,
In the technical scope disclosed by the present invention, any changes or substitutions that can be easily thought of by anyone skilled in the art,
It should be covered by the protection scope of the present invention.Therefore, protection scope of the present invention should be with scope of protection of the claims
Subject to.
Claims (10)
1. a kind of photovoltaic heliogreenhouse system characterized by comprising heliogreenhouse, variable pitch photovoltaic bracket；Wherein, day
Light greenhouse be arranged in variable pitch photovoltaic bracket, and the front column of variable pitch photovoltaic bracket and heliogreenhouse front roof with
Preceding mutual foundation is fixed, and wall is fixed with rear mutual foundation after rear column and the heliogreenhouse heat preservation of variable pitch photovoltaic bracket；
The top combined planar of variable pitch photovoltaic bracket is equipped with variable pitch photovoltaic module, and photovoltaic module can open certain angle.
2. system according to claim 1, which is characterized in that the top combined planar angle with horizontal plane is at 20 ° to 45 °
Between, Bei Gaonan is low, and drift angle is consistent with heliogreenhouse.
3. system according to claim 1, which is characterized in that photovoltaic module and scattering optical thin film 1 at the top of the heliogreenhouse:
The arrangement of 1 column-shaped, width design are the width of photovoltaic module；Photovoltaic module point three rows from north to south；The scattering optical thin film passes through
Card slot circlip is fixed, and card slot is fixed on photovoltaic bracket；Photovoltaic bracket further includes variable pitch regulating device.
4. system according to claim 3, which is characterized in that the variable pitch regulating device is by transmission device and control
Device composition, from south to north, totally 3 row, peace are connected with photovoltaic module.
5. system according to claim 1, which is characterized in that be assembly type card slotted framework, bone at the top of the heliogreenhouse
Photovoltaic module and scattering optical thin film are set on frame.
6. system according to claim 1, which is characterized in that be equipped with insulation quilt and shutter at the top of the heliogreenhouse.
7. system according to claim 1, which is characterized in that it include mutual foundation insulating layer on the outside of the mutual foundation, it is interior
Side is equipped with heat preservation reservoir and greenhouse heating system.
8. system according to claim 7, which is characterized in that the greenhouse heating system keeps the temperature reservoir using water as medium
As accumulation of heat point, by being opened and closed water pump, the collection and release of active control heat.
9. system according to claim 6, which is characterized in that the shutter is installed on the centre of heliogreenhouse length direction
Position.
10. any system according to claim 1~9, which is characterized in that the crops for rotation of the photovoltaic heliogreenhouse system are pacified
Row: September to April next year carries out overwintering production based on agriculture production benefit；April to September based on photovoltaic power generation benefit, into
Supplemented by row dim light crop production.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811431710.4A CN109275456A (en) | 2018-11-27 | 2018-11-27 | A kind of photovoltaic heliogreenhouse system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811431710.4A CN109275456A (en) | 2018-11-27 | 2018-11-27 | A kind of photovoltaic heliogreenhouse system |
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| Publication Number | Publication Date |
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| CN109275456A true CN109275456A (en) | 2019-01-29 |
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|---|---|---|---|
| CN201811431710.4A Pending CN109275456A (en) | 2018-11-27 | 2018-11-27 | A kind of photovoltaic heliogreenhouse system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112154830A (en) * | 2020-09-30 | 2021-01-01 | 扬州大学广陵学院 | Greenhouse solar radiation energy active intercepting and releasing device |
| CN116941450A (en) * | 2023-09-21 | 2023-10-27 | 寿光瑞航农业科技有限公司 | Winter-warm type sunlight greenhouse based on agricultural light complementation |
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| CN204948922U (en) * | 2015-08-21 | 2016-01-13 | 徐永 | Illumination adjustable diffusion glass photovoltaic greenhouse |
| CN105830810A (en) * | 2016-05-31 | 2016-08-10 | 北京蓉坤农业科技有限公司 | Double-layer photovoltaic sunlight greenhouse |
| CN106386254A (en) * | 2016-06-12 | 2017-02-15 | 安阳师范学院 | Ray adjustment structure of photovoltaic power generation greenhouse and adjustment method thereof |
| CN207340737U (en) * | 2017-09-19 | 2018-05-11 | 石家庄农研农业开发有限公司 | A kind of solar greenhouse for being used to develop new agricultural technology |
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| EP2230695A2 (en) * | 2009-03-18 | 2010-09-22 | Lite-On Technology Corporation | Photovoltaic greenhouse structure |
| CN101986812A (en) * | 2009-08-07 | 2011-03-23 | 光宝绿色能资科技股份有限公司 | Solar green house |
| CN202095332U (en) * | 2011-01-06 | 2012-01-04 | 北京中建阳光低碳科技有限公司 | Photovoltaic greenhouse with planar roof |
| CN102845259A (en) * | 2012-08-17 | 2013-01-02 | 朔州开发区启元农业科技有限公司 | Solar greenhouse for flowering plants in winter in northern China |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112154830A (en) * | 2020-09-30 | 2021-01-01 | 扬州大学广陵学院 | Greenhouse solar radiation energy active intercepting and releasing device |
| CN116941450A (en) * | 2023-09-21 | 2023-10-27 | 寿光瑞航农业科技有限公司 | Winter-warm type sunlight greenhouse based on agricultural light complementation |
| CN116941450B (en) * | 2023-09-21 | 2023-12-01 | 寿光瑞航农业科技有限公司 | Winter-warm type sunlight greenhouse based on agricultural light complementation |
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Application publication date: 20190129 |
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