CN104488671B - Aeration-cooling method and device between nutrient solution liquid level cultivation plate plant canopy - Google Patents
Aeration-cooling method and device between nutrient solution liquid level cultivation plate plant canopy Download PDFInfo
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- CN104488671B CN104488671B CN201410676695.5A CN201410676695A CN104488671B CN 104488671 B CN104488671 B CN 104488671B CN 201410676695 A CN201410676695 A CN 201410676695A CN 104488671 B CN104488671 B CN 104488671B
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- nutrient solution
- cultivation plate
- liquid level
- plant
- air
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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
- A01G31/00—Soilless cultivation, e.g. hydroponics
-
- 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
- A01G31/00—Soilless cultivation, e.g. hydroponics
- A01G31/02—Special apparatus 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
- Y02P60/20—Reduction of greenhouse gas [GHG] emissions in agriculture, e.g. CO2
- Y02P60/21—Dinitrogen oxide [N2O], e.g. using aquaponics, hydroponics or efficiency measures
Abstract
Aeration-cooling method, comprises the following steps between a kind of nutrient solution liquid level cultivation plate plant canopy of present invention offer：Stomata is opened between the field planting hole of cultivation plate, air pump is set on nutrient solution supply line, fresh air is pumped into the space between nutrient solution liquid level and cultivation plate in the time for being not required to addition nutrient solution, driven rich in CO2Hot-air be discharged to plant canopy from the passage in cultivation plate and further discharge plant canopy, make in nutrient solution liquid level cultivation plate plant canopy be full of fresh air.The present invention also provides the device for the accurate lighting energy saving method.The method of the present invention can significantly improve the air flow property between nutrient solution liquid level cultivation plate plant canopy, eliminate heat accumulation, and equipment therefor utilizes existing water planting equipment, invest low, quantities is small, does not change original structure.
Description
Technical field
The present invention relates to facility cultivation field, and in particular to drop of being divulged information between a kind of nutrient solution liquid level-cultivation plate-plant canopy
The method and device of temperature.
Background technology
One of major way as soilless culture, water planting avoids continuous cropping obstacle because it has, and accurately controls nutrient solution
Composition, is easy to the outstanding advantages such as crops for rotation arrangement and saving water resource and human resources, is widely used and vegetables, the production of flowers and plants
Field, is even more to turn into important planting type in the plant factor of multi-layer solid cultivation.
In the artificial light plant factory based on artificial light source, plant seedlings are generally colonized in nutrition at certain intervals
In cultivation plate above liquid bath, and plant is irradiated using artificial light source (LED or fluorescent lamp), meets photosynthesis of plant
The need for.Environment conditioning system can be such that the air in plant factor is circulated with certain forms, by light source and below
The heat that plant plant canopy is produced by radiation is taken away, and controls the epidemic disaster of environment.
In artificial light plant factory, in order to ensure higher space availability ratio, each plant gap is often smaller, cultivates close
Degree is higher.When plant is smaller, above-mentioned aeration-cooling mode can obtain preferable effect.With the growth of plant, integral shroud
Part takes up space and continued to increase, while canopy is closer to light source, this results in plant canopy partial ventilation and is obstructed, heat and
Humidity is accumulated, and can cause plant growth abnormal when serious or even occur disease, especially to cultivate the plant on the inside of cultivation plate more
To be obvious.
In addition, CO can be discharged under the respiration of root system of plant2, and accumulate in nutrition liquid level and cultivation plate space, meeting
Greenhouse effects are formed under the long-wave radiation that light source is directly or indirectly produced, Rhizosphere temperature is raised, are unfavorable for root system respiration work
With can cause root system anoxic when serious, influence plant strain growth.It is especially apparent when cultivation plate insulation effect used is poor.Although
Solution temperature can be reduced by the liquid cycle-index that has additional nutrients, increase the methods such as dissolved oxygen and keep the appropriate environment of rhizosphere,
But it is required to expend compared with multiple-energy-source, increases operating cost.
The content of the invention
For hydroponic plant liquid level above root and intensive plant canopy are stuffy, temperature is high, CO2The problem of accumulation, this
Invention aims to provide aeration-cooling method and device between a kind of nutrient solution liquid level-cultivation plate-plant canopy.
Aeration-cooling method, comprises the following steps between nutrient solution liquid level-cultivation plate-plant canopy of the present invention：
Stomata is opened between the field planting hole of cultivation plate, air pump is set on nutrient solution supply line, addition battalion is being not required to
Fresh air is pumped into the space between nutrient solution liquid level and cultivation plate by the time of nutrient solution, drives rich in CO2Hot-air from cultivation
Passage on wall panel is discharged to plant canopy and further discharges plant canopy, makes in nutrient solution liquid level-cultivation plate-plant canopy
Full of fresh air.
Wherein, the fresh air comes from air and/or air-conditioning system.
Wherein, the temperature range of the fresh air is 13-17 DEG C.
Wherein, the fresh air is preferably through filtering.
Wherein, the size of the passage is adjusted with density according to institute's cultivated plant extremely density.
Present invention simultaneously provides the dress for method aeration-cooling between the nutrient solution liquid level-cultivation plate-plant canopy
Put, the air pump by water planting equipment and on water planting equipment nutrient solution supply line is constituted；The water planting equipment, its cultivation plate
Field planting hole between be provided with some passages.
Wherein, the water planting equipment is conventional water planting equipment.
Wherein, the air pump connection air and/or air-conditioning system.
Wherein, the size of the passage is adjusted with density according to institute cultivated plant.
The present invention also provides the application method of described device, comprises the following steps that：
It is full of in nutrient solution liquid level-cultivation plate and is rich in CO2Hot-air, when accumulating big calorimetric between cultivation plate-plant canopy,
Take advantage of be not required to addition nutrient solution when, open air pump by fresh air along nutrient solution supply line be pumped into nutrient solution liquid level with cultivation
Space between plate, drives rich in CO2Hot-air from the passage in cultivation plate be discharged to plant canopy and further discharge plant
Thing canopy, makes to be full of fresh air in nutrient solution liquid level-cultivation plate-plant canopy.
Wherein, the fresh air comes from air and/or air-conditioning system.
Wherein, the fresh air is preferably through filtering.
Wherein, the temperature range of the fresh air is 13-17 DEG C.
The present invention also provides aeration-cooling method between the nutrient solution liquid level-cultivation plate-plant canopy in plant culture
In application.
The present invention also provides the device for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy
Application in plant culture.
The advantage of aeration-cooling method is as follows between nutrient solution liquid level-cultivation plate-plant canopy of the present invention：
1st, the air flow property between nutrient solution liquid level-cultivation plate-plant canopy can be significantly improved, heat accumulation is eliminated, changes
Kind environment.
2nd, fresh air exchanges the CO of discharge2It can be utilized, improve the yield and quality by plant leaf blade photosynthesis, shorten
Growth period.
3rd, equipment therefor utilizes existing water planting equipment, invests low, quantities is small, does not change original structure.
Brief description of the drawings
Fig. 1 is the structural representation of conventional manual's light source hydroponic plant in comparative example.
Fig. 2 be comparative example in conventional manual's light source hydroponic plant when monolithic cultivation plate on ventilation difficult region signal
Figure.
Fig. 3 is difficult for ventilation when polylith cultivation plate is used side by side during conventional manual's light source hydroponic plant in comparative example thereon
The schematic diagram in region.
Fig. 4 is dress of the embodiment of the present invention 1 for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy
The overall structure diagram put.
Fig. 5 is dress of the embodiment of the present invention 1 for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy
The partial structural diagram put.
Wherein, 1 is cultivation plate, and 2 be field planting hole, and 3 be ventilation difficult region, and 4 be cultivation bed, and 5 be nutrient solution, and 6 be nutrition
Space between liquid liquid level and cultivation plate, 7 be plant, and 8 be root, and 9 be light source, and 10 be nutrition liquid pool, and 11 be air, and 12 be air-conditioning
System, 13 be nutrient solution supply line, and 14 be air pump, and 15 be nutrient solution inlet, and 16 be nutrient solution outlet, and 17 be ventilation
Hole.
Embodiment
Following examples are used to illustrate the present invention, but are not limited to the scope of the present invention.
Comparative example
The structural representation of the conventional water planting equipment of this comparative example displaying is referring to Fig. 1, the cultivation plate structure of conventional water planting equipment
Schematic diagram is shown in Fig. 2, Fig. 3.In conventional water planting equipment, plant 7 is colonized in the top cultivation plate 1 of cultivation bed 4 at certain intervals
On field planting hole 2 in, root 8 is most of to be submerged in the nutrient solution 5 being inoculated with cultivation bed 4, fraction exposed to nutrient solution liquid level with
In space 6 between cultivation plate；Plant 7 is irradiated using light source 9 (especially artificial light source, conventional LED or fluorescent lamp).
In order to ensure higher space availability ratio, each plant clearance is smaller, and planting density is higher, with the growth of plant, integral shroud part
Take up space and continue to increase, while canopy is closer to light source, this results in plant canopy partial ventilation and is obstructed, heat and humidity
Accumulation, forms ventilation difficult region 3, and the temperature in this region can be higher by 2-3 DEG C than environment temperature, and humidity is high by 20%, meeting when serious
Cause plant growth abnormal or even occur disease.
In addition, CO can be discharged under the respiration of root system of plant2, and the sky accumulated between nutrient solution liquid level and cultivation plate
In gap 6, greenhouse effects can be formed under the long-wave radiation that light source is directly or indirectly produced, raise Rhizosphere temperature, be unfavorable for root
It is respiration, root system anoxic can be caused when serious, influences plant 7.It is especially apparent when cultivation plate insulation effect used is poor.
Although solution temperature can reduce by the liquid cycle-index that has additional nutrients, increase dissolved oxygen etc. method keeps rhizosphere appropriate
Environment, but be required to expend certain energy, increase operating cost.
Device of the present invention of embodiment 1 for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy
The entirety of the device for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy of the present embodiment
Structural representation is shown in Fig. 4, and its partial structural diagram for cultivating slot part is shown in Fig. 5.The present embodiment be used for the nutrient solution liquid
The device of aeration-cooling method between face-cultivation plate-plant canopy, by water planting equipment and installed in the supply of water planting equipment nutrient solution
Air pump 14 on pipeline 13 is constituted；Some passages 17 are provided between the water planting equipment, the field planting hole of its cultivation plate.
Wherein, the water planting equipment is conventional water planting equipment, and referring to the conventional water planting equipment of embodiment 1, it has connection
The nutrient solution supply line 13 of nutrition liquid pool 10 and cultivation bed 4, nutrient solution supply line 13 is by the nutrient solution in nutrition liquid pool 10
Conveying comes to inject cultivation bed 4 by nutrient solution inlet 15, and cultivation bed 4 is additionally provided with nutrient solution outlet 16.
Wherein, the connection air 11 of air pump 14 and/or air-conditioning system 12.
Wherein, the size of the passage 17 is adjusted with density according to institute cultivated plant.
Embodiment 2 uses the device for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy
The device ginseng for method aeration-cooling between nutrient solution liquid level-cultivation plate-plant canopy used in the present embodiment
See embodiment 1.
The application method of the described device of the present embodiment, is comprised the following steps that：
It is full of in nutrient solution liquid level-cultivation plate and is rich in CO2Hot-air, when accumulating big calorimetric between cultivation plate-plant canopy,
Take advantage of be not required to addition nutrient solution when, open air pump 14 by fresh air along nutrient solution supply line 13 be pumped into nutrient solution liquid level with
Space 6 between cultivation plate, drives rich in CO2Hot-air be discharged to plant canopy and further from the passage 17 in cultivation plate
Plant canopy is discharged, makes to be full of fresh air in nutrient solution liquid level-cultivation plate-plant canopy.
Wherein, the fresh air comes from air 11 and/or air-conditioning system 12.
Wherein, the fresh air is by filtering.
The present embodiment make it that the temperature in the ventilation difficult region 3 of conventional water planting equipment is basic and environment temperature is suitable, and
Be not in steam and CO2Enrichment, the air flow property between nutrient solution liquid level-cultivation plate-plant canopy can be significantly improved,
Heat accumulation is eliminated, improves environment.Fresh air exchanges the CO of discharge2It can be utilized by plant leaf blade photosynthesis, improve yield
And quality, shorten growth period.And the present embodiment equipment therefor utilizes existing water planting equipment, invest low, quantities is small, does not change original
There is structure.
Described above is only the preferred embodiment of the present invention, for those skilled in the art,
On the premise of not departing from the technology of the present invention principle, some improvements and modifications can also be made, the protection model of the present invention is also should be regarded as
Enclose.
Claims (7)
1. a kind of aeration-cooling method between nutrient solution liquid level-cultivation plate-plant canopy, it is characterised in that comprise the following steps：
Stomata is opened between the field planting hole of cultivation plate, air pump is set on nutrient solution supply line, is being not required to add nutrient solution
Time fresh air is pumped into space between nutrient solution liquid level and cultivation plate, drive rich in CO2Hot-air from cultivation plate
On passage be discharged to plant canopy and further discharge plant canopy, make to be full of in nutrient solution liquid level-cultivation plate-plant canopy
Fresh air；The temperature range of the fresh air is 13-17 DEG C；
The fresh air comes from air and/or air-conditioning system.
2. aeration-cooling method between nutrient solution liquid level-cultivation plate-plant canopy as claimed in claim 1, it is characterised in that
The fresh air is by filtering.
3. aeration-cooling method between nutrient solution liquid level-cultivation plate-plant canopy as claimed in claim 1, it is characterised in that
The size of the passage is adjusted with density according to institute cultivated plant and its density.
4. the dress for method aeration-cooling between any one of the claim 1-3 nutrient solution liquid level-cultivation plate-plant canopy
Put, it is characterised in that the air pump by water planting equipment and on water planting equipment nutrient solution supply line is constituted；The water planting is set
It is standby, some passages are opened between the field planting hole of its cultivation plate；The air pump connection air and/or air-conditioning system.
5. the method that usage right requires 4 described devices, it is characterised in that comprise the following steps that：
It is full of in nutrient solution liquid level-cultivation plate and is rich in CO2Hot-air, when accumulating big calorimetric between cultivation plate-plant canopy, take advantage of not
When nutrient solution need to being added, open air pump by fresh air along nutrient solution supply line be pumped into nutrient solution liquid level and cultivation plate it
Between space, drive rich in CO2Hot-air from the passage in cultivation plate be discharged to plant canopy and further discharge plant hat
Layer, makes to be full of fresh air in nutrient solution liquid level-cultivation plate-plant canopy.
6. aeration-cooling method is planted in plant between any one of the claim 1-3 nutrient solution liquid level-cultivation plate-plant canopies
Application in training.
7. the device of aeration-cooling method is in plant between being used for nutrient solution liquid level-cultivation plate-plant canopy described in claim 4
Application in cultivation.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410676695.5A CN104488671B (en) | 2014-11-21 | 2014-11-21 | Aeration-cooling method and device between nutrient solution liquid level cultivation plate plant canopy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410676695.5A CN104488671B (en) | 2014-11-21 | 2014-11-21 | Aeration-cooling method and device between nutrient solution liquid level cultivation plate plant canopy |
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| Publication Number | Publication Date |
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| CN104488671A CN104488671A (en) | 2015-04-08 |
| CN104488671B true CN104488671B (en) | 2017-07-21 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3879968A4 (en) * | 2018-12-20 | 2022-04-13 | Proterra Ag, Inc. | Harvesting air tool and air circulator for aeroponic or hydroponic farming systems |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111669968A (en) * | 2018-02-13 | 2020-09-15 | 罗吉斯公司 | Product retainer assembly |
| CN114071990A (en) * | 2019-05-10 | 2022-02-18 | 农业发展有限公司 | Air distribution and heat extraction for plant canopy |
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| CN101720660A (en) * | 2009-12-30 | 2010-06-09 | 西北农林科技大学 | Establishment for Malus hydroponic system |
| CN101803560A (en) * | 2010-05-05 | 2010-08-18 | 广州市卓骊农业科技有限公司 | Water ploughing system for culturing vegetable and application thereof |
| CN202095336U (en) * | 2011-05-26 | 2012-01-04 | 北京农业智能装备技术研究中心 | Closed type micro plant factory |
| CN203057999U (en) * | 2012-12-24 | 2013-07-17 | 何寒 | Plant water culture production device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09252672A (en) * | 1996-03-19 | 1997-09-30 | Toru Hino | Plant cultivation method using cultivation device |
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2014
- 2014-11-21 CN CN201410676695.5A patent/CN104488671B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101720660A (en) * | 2009-12-30 | 2010-06-09 | 西北农林科技大学 | Establishment for Malus hydroponic system |
| CN101803560A (en) * | 2010-05-05 | 2010-08-18 | 广州市卓骊农业科技有限公司 | Water ploughing system for culturing vegetable and application thereof |
| CN202095336U (en) * | 2011-05-26 | 2012-01-04 | 北京农业智能装备技术研究中心 | Closed type micro plant factory |
| CN203057999U (en) * | 2012-12-24 | 2013-07-17 | 何寒 | Plant water culture production device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3879968A4 (en) * | 2018-12-20 | 2022-04-13 | Proterra Ag, Inc. | Harvesting air tool and air circulator for aeroponic or hydroponic farming systems |
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| CN104488671A (en) | 2015-04-08 |
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Application publication date: 20150408 Assignee: Guangzhou Fenghua Shubao Biotechnology Co.,Ltd. Assignor: INSTITUTE OF ENVIRONMENT AND SUSTAINABLE DEVELOPMENT IN AGRICULTURE, CHINESE ACADEMY OF AGRICULTURAL SCIENCES Contract record no.: X2023980032313 Denomination of invention: Method and device for ventilation and cooling between nutrient solution liquid-plate and plant canopy Granted publication date: 20170721 License type: Common License Record date: 20230217 |
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