CN107484580A - Booth type heliogreenhouse and its application with solar energy collection hold over system - Google Patents
Booth type heliogreenhouse and its application with solar energy collection hold over system Download PDFInfo
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- CN107484580A CN107484580A CN201710719963.0A CN201710719963A CN107484580A CN 107484580 A CN107484580 A CN 107484580A CN 201710719963 A CN201710719963 A CN 201710719963A CN 107484580 A CN107484580 A CN 107484580A
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- greenhouse
- cultivation
- heliogreenhouse
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- water
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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
- A01G9/14—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
- A01G9/245—Conduits for heating by means of liquids, e.g. used as frame members or for soil heating
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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
- A01G9/247—Watering arrangements
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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
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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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
- 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
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
Abstract
The invention discloses a kind of the booth type heliogreenhouse and its application with solar energy collection hold over system for belonging to technical field of solar utilization technique in agriculture project.Solar energy collection hold over system and solid cultivation system are installed in booth type heliogreenhouse：Solar energy collection hold over system be by the use of the PE pipes being fixed on Keelof green house as collection hold over system, using water as pipe in heat storage medium, daytime by water on skeleton PE pipe in circulation carry out heat exchange absorb solar energy, and be stored in be incubated cistern in；The solid cultivation system, both it had been used to produce vegetable crop as cultivating stand, again the solar thermal energy as daytime in collection hold over system storage greenhouse.The Greenhouse operation is safeguarded simply, is the energy-saving development trend of heliogreenhouse.This greenhouse can effectively reduce thermal loss, increase fruits and vegetables yield in greenhouse, improve quality；This greenhouse structure is simple, cost is low, easy to operate, and operational effect is good.With energy-conservation, it is practical the characteristics of.
Description
Technical field
It is more particularly to a kind of that there is solar energy collection accumulation of heat system the invention belongs to technical field of solar utilization technique in agriculture project
The booth type heliogreenhouse of system and its application.
Background technology
Heliogreenhouse is the distinctive cultivating facility in China, it is not necessary to which heating or a small amount of heating can be used to fruits and vegetables, flowers
Production of surviving the winter, by the development of decades, heliogreenhouse obtains a wide range of applications because of its good heat storing and heat preserving performance.Day
The problem of light greenhouse exists in use also increasingly highlights, the most serious the problem of humiture environment conditioning ability.By
In heliogreenhouse, only wall carries out passive type accumulation of heat rearward, and heat storage capacity and amount of stored heat are limited, under winter extreme low temperature weather condition,
Low temperature, high air humidity phenomenon in night room is extremely widespread.Such indoor environment not only has a strong impact on the yield of crop
And quality, but also cause the generation of various pest and disease damages, it directly results in crop failure and quality decline.Therefore, winter greenhouse
Nocturnal temperature deficiency causes crop to be difficult to pass the winter safely, crop yield and deterioration in quality have turned into heliogreenhouse health, can
The bottleneck of sustainable development.And traditional heating mode, substantial amounts of non-renewable fossil fuel need to be consumed, not only increases and is produced into
This, also produces a large amount of pernicious gases and pollutes environment.How fully actively to store, the guarantor using solar energy, raising heliogreenhouse
Intermediate temperature regenerator ability, seek more effective night in winter heating measure, the key technology for having become heliogreenhouse future development is asked
Topic.
For many years, numerous domestic scholar improves around how to improve utilization of the heliogreenhouse to solar energy and stores emission capacity
Numerous studies are carried out.In general, most of research is set out with the thought of wall heat storage capacity after enhancing, this passive
Storage, the lifting of emission capacity are limited, and Low Night Temperature especially time after midnight Low Temperature Problems solve still without thorough；Over nearly 5 years,
By the solar energy of daytime excess enthalpy, heat is stored in a variety of ways, for example, in vinyl house using underground heat exchange system,
Heat, which is stored in water tank and thin solum, small-sized greenhouse, using the solar thermal collector of polyene alkane resin material in greenhouse is made
The modes such as the solar water heating system with external, actively it is released back into when nocturnal temperature is relatively low in greenhouse, this active stores, put
The mode of heat is increasingly becoming study hotspot.Solar energy is the main source of greenhouse energy and has significant superiority, and
Water is readily available as thermal storage medium, and solar water technical prospect is wide.How further to reduce cost of investment, how to improve
The problem of water as the amount of stored heat and heat storage efficiency of medium is current urgent need to resolve.
In addition, the inherent shortcoming of heliogreenhouse agent structure so that the effective rate of utilization in soil substantially reduces.With large-scale temperature
Room is compared, and the effective use of land rate of heliogreenhouse is mainly restricted by following three kinds of factors：1. small span structure is used, therefore
Edge effect relative increase, soil effective area rate is caused to be decreased obviously；2. rear wall of greenhouse land occupation phenomenon protrudes, first, wall
Occupation of land effect is obvious in itself for body, more prominent when wall thickeies；Second, the edge effect that wall is formed, is limited attached to wall
Effective utilization in nearly soil；It is 3. front and rear in order to avoid influence of mutually sheltering from heat or light between greenhouse in greenhouse group of certain scale
Comparatively wide vacant lot must be retained between greenhouse, land wastage phenomenon is also apparent from.Caused by above reason, the soil of heliogreenhouse
Ground utilization rate typically only 40% or so.Greenhouse main body structure is that an important factor for influenceing internal environment performance, it is ground
It is the mode for changing the envirment factor efficient and cost-effective for influenceing crop production to study carefully, productivity ratio and the utilization of resources for improving greenhouse
Rate, cost is reduced, the steady production that ensures safety has great importance.
The content of the invention
It is an object of the invention to provide a kind of booth type heliogreenhouse with solar energy collection hold over system and its application, its
It is characterised by, solar energy collection hold over system and solid cultivation system is installed in booth type heliogreenhouse：
The booth type heliogreenhouse is to be designed as with coating steel pipe 6 for the heliogreenhouse of skeleton and the assembly of greenhouse
South-north direction, length 60-100m, bow member spacing 1m, span 20-30m, the high 6m of ridge；Row's column is set in booth type heliogreenhouse
1, north and south spacing 3m, the indoor drag link 2 of arrangement 8, per side 4.Lower airway mouth 3,4 is set, set at away from the high 1.5m of ridge
The upper edge in air port 3, the wide 80cm of ventilating opening；The lower edge in air port 4, the wide 80cm of ventilating opening are set at the arc length 50cm of front foot bottom.Greenhouse
It is non-transparent enclosure structure that formula heliogreenhouse, which only has northern (rear) wall, and other each faces are transparent；Using single-layer plastic film+mono- guarantor
Warm quilt, or the structure of double-layer plastic film+mono- insulation quilt carry out printing opacity and insulation.
The solar energy collection hold over system includes：Control system 5, coating steel pipe 6, water inlet pipe 7, ball valve 8, flowmeter 9,
Pressure gauge 10, temperature sensor 11, enter water conduit tube 12, immersible pump 13, cistern 14, ball-cock assembly 15, backwater main 16 and same journey
Return pipe 17；In booth type heliogreenhouse, control system 5 is fixed on greenhouse and entered end, and it is solid with water inlet pipe 7 to enter water conduit tube 12
It is fixed to be connected, symmetrically it is fixed on the coating steel pipe 6 of greenhouse both sides, backwater main 16 is fixed on top of greenhouse and with journey return pipe 17
It is connected, the side bottom water inlet neighbouring position of main 12 of greenhouse two is fixed on journey return pipe 17；Enter water conduit tube 12 and the phase of immersible pump 13
Connect and stretch into below the liquid level of cistern 14, entering 12 end near the ground of water conduit tube mounting temperature sensor successively close to cistern 14
11st, pressure gauge 10, flowmeter 9 and ball valve 8, in the inner side of cistern 14 installation ball-cock assembly 15.Cistern 14 is in below ground；Its
In, control system 5 is mainly made up of measurement temperature and the temperature sensor of water temperature, and PLC control cabinet；
The solid cultivation system includes：Cultivate support 18, cultivation pipeline 19, cultivation pipeline neck 20, water inlet pipe 21, drop
Fill pipe 22, return pipe 23；Plurality of cultivation pipeline neck 20 is fixed in the both sides of cultivation support 18, and cultivation pipeline 19 is arranged in
Cultivate in pipeline neck 20；Water inlet pipe 21 and the upper end of pipeline neck 20 and the side for cultivating pipeline 19 are sequentially connected, return pipe
23 are arranged on cultivation pipeline 19 bottom.
The cultivation pipeline 19, the nutrient solution of cultivated plant is taken up in water planting, or take up solid-based in substrate culture
Matter；Pipeline 19 is existing takes up effect for cultivation, again with thermal-arrest, heat accumulation function；Pipeline is made using PVC or PE materials；In solid
In cultivation collection hold over system, when using substrate culture mode, cultivate and be disposed with drip irrigation pipe 22 on pipeline 19, drip irrigation pipe 22 be
During substrate culture into matrix drip irrigation long-term cropping nutrient solution.
Thermal-arrest pipeline in the solar energy collection hold over system include into water conduit tube, backwater main, water inlet pipe, with journey return
Water pipe is PE pipes.
Water inlet pipe, drip irrigation pipe, return pipe in the solid cultivation system are PE pipes.
The collection heat-accumulating process of the booth type heliogreenhouse and application, include the collection accumulation of heat side of solar heat-collection and heat-accumulation system
Method and a kind of collection heat accumulation method of solar heat-collection and heat-accumulation system, comprise the following steps：
A. first by thermal-arrest PE pipes on the coating steel pipe skeleton of booth type heliogreenhouse；Cistern is with being located at greenhouse
Below plane, heat-insulated and Anti-seeping technology is done to cistern, heat-insulating property is improved and prevents from seeping water；
B. in the fine day of cold season, single insulation quilt above booth type heliogreenhouse is opened, solar radiation enters greenhouse
Formula heliogreenhouse so that water temperature and indoor air temperature gradually rise in the thermal-arrest PE pipes being fixed on skeleton, when indoor air temperature raises
During to design temperature, control system automatically controls the system and starts thermal-arrest and accumulation of heat：Flowed by water pump forced water circulation, make PE
The water circulation to be heated up in pipe enters cistern, then the relatively low water circulation of temperature in cistern is entered into PE pipes and carries out thermal-arrest；
C. when indoor air temperature drops to setting value, or cistern reclaimed water temperature it is higher when, control system closes down diving
Pump, terminate collection heat-accumulating process；
D. every year from April in November to next year (according to residing for greenhouse geographical position, weather conditions and actual state then
Adjustment), daily repeat step bStep c；
E. every year from April in November to next year (according to residing for greenhouse geographical position, weather conditions and actual state then
Adjustment) by the long edge due south north of cultivating stand in solid cultivation system to being placed in booth type heliogreenhouse,
F. filled solid matrix or nutrient solution in pipeline are cultivated, carries out soilless culture；Substrate culture mode requires that matrix has
There is stronger moisture holding capacity and larger amount of water can be stored, nutrient fluid cultivation mode requires that cultivating pipeline has larger diameter；
Wherein, when carrying out soilless culture using nutrient solution, system is without drip irrigation pipe 22；
G. pipeline suitable cultivation leaf vegetables or short crop are cultivated.
Beneficial effects of the present invention, it is compared with prior art, of the invention to be harvested with the accumulation of heat of PE pipe collection, solid cultivation system
The booth type heliogreenhouse of heat composition：Daytime more than needed solar thermal energy in storeroom, for night into greenhouse additional heat, and
PE clarinet costs are low, are easy to regulate and control, and can fully improve the utilization ratio of solar energy.Stereoscopic cultivating frame provided by the present invention, together
The Shi Fahui double actions of cultivation and accumulation of heat, carry out different cultivars crop reasonably combined, establish multi items, multi-level
Agent structure pattern, the light of different height, heat, water resource is set to be fully used, therefore obtain higher economic flow rate.
The present invention has the productivity ratio and resource utilization for improving greenhouse, reduces cost, the significance for the steady production that ensures safety.This
Invention combines facility structure with material, environment conditioning technology with contents such as equipments, using necessary facilities and equipment, is
Produce object and create suitable growth and development environment, realize the combination of engineering and cultivation, make industrialized agriculture good quality and high output high
Effect production.Present system operation maintenance is simple, is the new direction of the energy-saving development of heliogreenhouse.
Brief description of the drawings
Fig. 1 is booth type heliogreenhouse schematic diagram.
Fig. 2 is the schematic side view of PE pipe collection accumulation of heats.
Fig. 3 is Fig. 2 schematic top plan view.
Fig. 4 is the front view of solid cultivation system.
Fig. 5 is Fig. 4 side view.
Fig. 6 is the schematic diagram that booth type heliogreenhouse is applied to solid cultivation.
Label in figure：Column -1, drag link -2, upper ventilating opening -3, lower ventilating opening -4, control system -5, coating steel pipe -6,
Water inlet pipe -7, ball valve -8, flowmeter -9, pressure gauge -10, temperature sensor -11, enter water conduit tube -12, immersible pump -13, water storage
Pond -14, ball-cock assembly -15, backwater main -16, with journey return pipe -17.Cultivate support 18, cultivation pipeline 19, cultivation pipeline neck
20th, water inlet pipe 21, drip irrigation pipe 22, return pipe 23.
Embodiment
The present invention provides a kind of booth type heliogreenhouse and its application with solar energy collection hold over system, with reference to attached
Figure, the embodiment of the present invention is further described.
Fig. 1 show booth type heliogreenhouse schematic diagram, and the booth type heliogreenhouse is for skeleton with coating steel pipe 2
The assembly of heliogreenhouse and greenhouse, it is mainly characterized by：The east-west north and south for being changed to greenhouse of common heliogreenhouse is walked
To length is up to 60-100m；In general heliogreenhouse and greenhouse span only have 8-12m, and booth type heliogreenhouse span is reachable
20-30m；Heliogreenhouse has the nontransparent enclosed structures such as northern (rear) wall, thing gable and adverse grade, and booth type heliogreenhouse only has
Northern (rear) wall is non-transparent enclosure structure, and other each faces are transparent；The front roof of heliogreenhouse uses single-layer plastic film+guarantor
Temperature is by carry out printing opacity and insulation.In general greenhouse carries out printing opacity and insulation using single-layer plastic film or double-layer plastic film, and greenhouse
The advantages of formula heliogreenhouse has used for reference both, using single-layer plastic film+insulation quilt (monofilm list quilt) or double-layer plastic film+insulation
Printing opacity and insulation are carried out by the structure of (double film list quilts).The canopy room is designed as south-north direction, length 100m, bow member spacing 1m.Across
Spend 20m, the high 6m of ridge.Row's column 1, north and south spacing 3m are set in booth type heliogreenhouse.The indoor drag link 2 of arrangement 8, per side 4
Road.Lower airway mouth 3,4 is set, the upper edge of uptake, the wide 80cm of ventilating opening are set at away from the high 1.5m of ridge；In front foot bottom arc length
The lower edge in air port, the wide 80cm of ventilating opening are set at 50cm.
PE pipe collection accumulation of heat embodiments in New-type green house formula heliogreenhouse involved in the present invention are as follows：
It is fixedly linked as shown in Fig. 2 entering water conduit tube 12 with water inlet pipe 7, is symmetrically fixed on New-type green house formula heliogreenhouse
On the coating steel pipe 6 of both sides, backwater main 16 is fixed on top of greenhouse and is connected with same journey return pipe 17, is fixed with journey return pipe 17
The side bottom water inlet neighbouring position of main 12 in greenhouse two.Measured in atmosphere with arrangement temperature sensor 11 in cistern respectively
Temperature and water temperature, the operation for control system automatic control system；In water inlet and delivery port arrangement temperature sensor 11.Ball
The control of valve 8 supplies circling water flow rate.New-type green house formula heliogreenhouse is compared with traditional heliogreenhouse, without any regenerative structure, therefore
In cold season, it is necessary to more heating load, therefore the volume of cistern 14 in greenhouse is 40m3, the size of cistern 14 is specific in addition
Also it is relevant with the gross area of New-type green house formula heliogreenhouse.Immersible pump is from the diving that rated power is 550W, lift is 10m
Pump.
The collection hold over system is due to being that bilateral carries out collection accumulation of heat, and collector area is relatively larger than traditional heliogreenhouse, in fine day
Amount of stored heat typically can reach 300-400MJ.
As shown in figure 3, adjacent water inlet pipe is at intervals of 1.5m, and the same journey return pipe 17 in greenhouse and greenhouse backwater main
16 ends are connected, and enter water conduit tube 12 from the side skeleton of New-type green house formula heliogreenhouse two edge and lay, into cistern 14.
In the above case said, pipeline is drip irrigation PE pipelines to a kind of PE pipes collection hold over system, and size is φ 16 or φ
20。
Generally, intensity of illumination distribution vertically weakens successively from top to bottom in greenhouse, and the system is arranged on New-type green house formula day
At light Keelof green house, the solar radiation that daytime has more than needed in greenhouse is taken full advantage of, night is used it for and mends temperature, generally in cold season
Section can improve 2-4 DEG C of nocturnal temperature.Improving the space efficiency utilization in greenhouse and sheltering from heat or light influences very little.Due to annual November extremely
Heliogreenhouse nocturnal temperature is relatively low, it is necessary to be heated under April in next year and special weather, and therefore, the system is mainly every
Operation in November to April in next year in year.
The system regenerative operation time is automatically controlled by control system.
The condition that regenerative operation starts is：When indoor air temperature is increased to 22 DEG C of setting, system automatically controls the system
Start accumulation of heat；When indoor air temperature drops to setting value, or cistern reclaimed water temperature it is higher when, system stops accumulation of heat.
A kind of application method of PE pipes collection hold over system contained by present system, comprises the following steps：
A. the PE pipes collection hold over system is arranged in New-type green house formula heliogreenhouse, it is fixed on the bone of galvanized pipe 2
On frame, the capacity of cistern 14 can be by 2m3/100m2The standard configuration of (greenhouse floor area).With 2000m2New-type green house formula daylight
Exemplified by greenhouse, 40m can configure3Thermal storage tank.
B. fair weather, according to the relation of water temperature in temperature and drip irrigation PE pipes, system automatically begins to run or closed：Work as room
When interior temperature is increased to 22 DEG C, system automatically controls the system and starts accumulation of heat, when the temperature of cistern reclaimed water reaches 35 DEG C, is
System stops accumulation of heat.
C. the night in winter, the air themperature in greenhouse typically cannot be below 12 DEG C.When air-temperature sensor detects in greenhouse
When temperature in greenhouse is reduced to 13 DEG C, system brings into operation；When the temperature in greenhouse reaches 15 DEG C of temperature of setting, it is
Unite out of service；Also, when the water temperature in cistern 14 is not more than 1 DEG C with the warm indoor air temperature temperature difference, system is closed；
D. from April in November to next year (geographical position and weather conditions adjustment according to residing for greenhouse), daily repeat step b is extremely
Step c.
Solid cultivation collection hold over system embodiment in New-type green house formula heliogreenhouse involved in the present invention is as follows：
As shown in figure 4, multiple cultivation pipeline necks 20 are fixed in the both sides of cultivation support 18, water inlet pipe 21 and pipeline neck
20 and the upper end of side of cultivation pipeline 19 be sequentially connected；Cultivation pipeline 19 is arranged in cultivation pipeline neck 20.If using
Substrate culture, drip irrigation pipe 22 is laid in the matrix in cultivating pipeline 19, if using nutrient fluid cultivation, does not lay drip irrigation pipe
22；The bottom of cultivation pipeline 19 is additionally provided with return pipe 23, and unnecessary liquid manure flows back to cultivation battalion by return pipe 23 during irrigation
In nutrient solution pond.
Solid cultivation collecting system " A " font cultivating stand involved in the present invention, general one side is 3~5 cultivation beds, is put
Put in greenhouse.
As shown in figure 5, general plantation leaf vegetables in cultivation pipeline 19, such as romaine lettuce, or short tomato, green pepper and peppery
Green pepper.During using substrate culture, drip irrigation pipe 22, the nutrient solution of the drip irrigation long-term cropping into matrix of drip irrigation pipe 22 are laid in matrix.Base
Matter requires that moisture holding capacity is strong, water content is high, typically 70~80% or so；Cultivation pipeline 19 bottom sets return pipe 23, unnecessary
Liquid manure is back in cultivation liquid pool by return pipe 23.
As shown in fig. 6, a kind of solid cultivation heat-collection and heat-accumulation system, cultivating stand long side should place along positive North and South direction.
In a kind of solid cultivation collection hold over system, cultivation pipeline 19 is PVC pipeline, and the diameter dimension of pipeline is φ
180cm。
Light conditions are good in New-type green house formula heliogreenhouse, and the system is arranged in greenhouse, is taken full advantage of in greenhouse
The solar radiation that daytime has more than needed, temperature nearby is mended for night crop growing loci, generally can improve nocturnal temperature 3 in cold season
DEG C or so.The system is mainly run in April in annual November to next year.
The booth type heliogreenhouse with solar energy collection hold over system of the present invention is used for the method for solid cultivation, including such as
Lower step：
A. when a kind of solid cultivation heat-collection and heat-accumulation system is applied in New-type green house formula heliogreenhouse, cultivating stand long side should edge
Positive North and South direction is placed；Spacing distance is 1m between two adjacent cultivating stands, spacing distance between two cultivation pipelines of homonymy
For 0.8m；
B. cultivate pipeline can filled solid matrix or nutrient solution carry out soilless culture, matrix requires that moisture holding capacity is strong, aqueous
Amount is high, typically 70~80% or so；Nutrient fluid cultivation then needs cultivation pipeline to have larger diameter, to store substantial amounts of battalion
Nutrient solution；Wherein, when carrying out soilless culture using nutrient solution, system is without drip irrigation pipe 22；
C. pipeline suitable cultivation leaf vegetables plant or short kind are cultivated；
D. the system be applied to every year from November to next year the 3-4 months (according to residing for greenhouse geographical position, weather conditions and
Actual state adjustment then).
Claims (4)
1. a kind of booth type heliogreenhouse with solar energy collection hold over system, it is characterised in that in booth type heliogreenhouse
Solar energy collection hold over system and solid cultivation system are installed：
The booth type heliogreenhouse is to be designed as south with coating steel pipe (6) for the heliogreenhouse of skeleton and the assembly of greenhouse
North trend, length 60-100m, bow member spacing 1m, span 20-30m, the high 6m of ridge；Row's column is set in booth type heliogreenhouse
(1), north and south spacing 3m, the indoor drag link of arrangement 8 (2), per side 4.Lower airway mouth (3) (4) is set, away from the high 1.5m of ridge
Place sets the upper edge of uptake (3), the wide 80cm of ventilating opening；The lower edge of air port (4) is set at the arc length 50cm of front foot bottom, ventilating opening is wide
80cm.It is non-transparent enclosure structure that booth type heliogreenhouse, which only has northern (rear) wall, and other each faces are transparent；Moulded using individual layer
Expect that film+mono- insulation quilt, or the structure of double-layer plastic film+mono- insulation quilt carry out printing opacity and insulation.
The solar energy collection hold over system includes：Control system (5), coating steel pipe (6), water inlet pipe (7), ball valve (8), flow
Meter (9), pressure gauge (10), temperature sensor (11), enter water conduit tube (12), immersible pump (13), cistern (14), ball-cock assembly
(15), backwater main (16) and with journey return pipe (17)；In booth type heliogreenhouse, control system (5) is fixed on greenhouse and entered
Men Duan, enter water conduit tube (12) and be fixedly linked with water inlet pipe (7), is symmetrically fixed on the coating steel pipe (6) of greenhouse both sides, backwater
Main (16) is fixed on top of greenhouse and is connected with same journey return pipe (17), and being fixed on the side bottom of greenhouse two with journey return pipe (17) enters
Water conduit tube (12) neighbouring position；Enter water conduit tube (12) with immersible pump (13) to be connected and stretch into below cistern (14) liquid level, by
Nearly cistern (14) enters water conduit tube (12) end near the ground mounting temperature sensor (11), pressure gauge (10), flowmeter (9) successively
With ball valve (8), the installation ball-cock assembly (15) on the inside of cistern (14).Cistern (14) is in below ground；Wherein, control system
(5) mainly it is made up of measurement temperature and the temperature sensor of water temperature, and PCL switch boards；
The solid cultivation system includes：Cultivate support (18), cultivation pipeline (19), cultivation pipeline neck (20), water inlet pipe
(21), drip irrigation pipe (22), return pipe (23)；Plurality of cultivation pipeline neck (7) is fixed in the both sides of cultivation support (18), plants
Management road (19) is arranged in cultivation pipeline neck (20)；The side of water inlet pipe 17 and pipeline neck (20) and cultivation pipeline (19)
Upper end be sequentially connected, return pipe (23) be arranged on cultivation pipeline (19) bottom.
The cultivation pipeline (19), the nutrient solution of cultivated plant is taken up in water planting, or take up solid matrix in substrate culture；
Cultivation pipeline (19) is existing to take up effect, has thermal-arrest, heat accumulation function again；Pipeline is made using PVC or PE materials；Planted in solid
In training collection hold over system, when using substrate culture mode, cultivate and be disposed with drip irrigation pipe (22), drip irrigation pipe (22) on pipeline (19)
For in substrate culture into matrix drip irrigation long-term cropping nutrient solution.
2. according to claim 1 have solar energy collection hold over system booth type heliogreenhouse, it is characterised in that it is described too
The thermal-arrest pipeline that sun can collect in hold over system includes into water conduit tube, backwater main, water inlet pipe, is PE pipes with journey return pipe.
3. there is the booth type heliogreenhouse of solar energy collection hold over system according to claim 1, it is characterised in that described vertical
Water inlet pipe, drip irrigation pipe, return pipe in body cultivation system are PE pipes.
A kind of 4. application of the booth type heliogreenhouse with solar energy collection hold over system described in claim 1, it is characterised in that
The collection heat-accumulating process of the booth type heliogreenhouse comprises the following steps applied to solid cultivation：
A. first by thermal-arrest PE pipes on the coating steel pipe skeleton of booth type heliogreenhouse；Cistern is located at greenhouse ground level
Hereinafter, heat-insulated and Anti-seeping technology is done to cistern, heat-insulating property is improved and prevents from seeping water；
B. in the fine day of cold season, single insulation quilt above booth type heliogreenhouse is opened, solar radiation enters booth type day
Light greenhouse so that water temperature and indoor air temperature gradually rise in the thermal-arrest PE pipes being fixed on skeleton, are set when indoor air temperature is increased to
When constant temperature is spent, control system automatically controls the system and starts thermal-arrest and accumulation of heat：Flowed, made in PE pipes by water pump forced water circulation
The water circulation of heating enters cistern, then the relatively low water circulation of temperature in cistern is entered into PE pipes and carries out thermal-arrest；
C. when indoor air temperature drops to setting value, or cistern reclaimed water temperature it is higher when, control system closes down immersible pump, knot
Constriction heat-accumulating process；
D. from April in November to next year, (geographical position, weather conditions and actual state then are adjusted according to residing for greenhouse every year
It is whole), repeat daily
E. from April in November to next year, (geographical position, weather conditions and actual state then are adjusted according to residing for greenhouse every year
It is whole) by the long edge due south north of cultivating stand in solid cultivation system to being placed in booth type heliogreenhouse,
F. filled solid matrix or nutrient solution in pipeline are cultivated, carries out soilless culture；Substrate culture mode require matrix have compared with
Strong moisture holding capacity can simultaneously store larger amount of water, and nutrient fluid cultivation mode requires that cultivating pipeline has larger diameter；Wherein,
When carrying out soilless culture using nutrient solution, system is without drip irrigation pipe 22；
G. pipeline suitable cultivation leaf vegetables or short crop are cultivated.
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| CN108271580A (en) * | 2018-04-19 | 2018-07-13 | 安徽伯恩新农业设施有限公司 | Heat-collection and heat-accumulation greenhouse |
| CN108703057A (en) * | 2018-05-14 | 2018-10-26 | 道真自治县仡山御田生态农业发展有限公司 | rice breeding greenhouse |
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| CN111309072A (en) * | 2020-02-26 | 2020-06-19 | 中国农业大学 | Sunlight greenhouse temperature control method based on surface cooler-fan |
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| WO2023115199A1 (en) * | 2021-12-21 | 2023-06-29 | Hexo Operations Inc. | Methods, assemblies and systems for outdoor cannabis cultivation |
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Application publication date: 20171219 |