CN107711212A - A kind of equipment for increasing carbon dioxide and increase method - Google Patents
A kind of equipment for increasing carbon dioxide and increase method Download PDFInfo
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- CN107711212A CN107711212A CN201710822763.8A CN201710822763A CN107711212A CN 107711212 A CN107711212 A CN 107711212A CN 201710822763 A CN201710822763 A CN 201710822763A CN 107711212 A CN107711212 A CN 107711212A
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- carbon dioxide
- concentration difference
- film
- diffusion film
- difference diffusion
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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
- A01G9/18—Greenhouses for treating plants with carbon dioxide or the like
-
- 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
- A01G7/00—Botany in general
- A01G7/02—Treatment of plants with carbon dioxide
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- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Environmental Sciences (AREA)
- Biodiversity & Conservation Biology (AREA)
- Botany (AREA)
- Ecology (AREA)
- Forests & Forestry (AREA)
- Cultivation Of Plants (AREA)
Abstract
The present invention relates to a kind of equipment for increasing carbon dioxide and method is increased, belongs to carbon-dioxide gasfertilizer technical field.The invention provides a kind of equipment for increasing carbon dioxide, is made up of carbon dioxide air supply system and carbon dioxide bringing device two parts；The carbon dioxide air supply system includes carbon dioxide air source, gas source switch valve, steam line；The carbon dioxide bringing device includes concentration difference diffusion film and pressure limiting device.The present invention, which provides carbon dioxide and increases equipment and increase method, to be used to supplementing and improving carbon dioxide needed for crop growth, and the amount of increasing is controllable and stably, and cost is cheap, suitable for extensive agricultural extension application.
Description
Technical field
The present invention relates to carbon-dioxide gasfertilizer applied technical field, more particularly to a kind of equipment for increasing carbon dioxide and increasing
Applying method.
Background technology
Carbon dioxide is the base stock of photosynthesis of plant synthesis of organic substance.Contained carbon dioxide (350 in air
~450ppm) it is that plant growth continuously provides " grain " in natural environment.But research shows：In bars such as light warm water fertilizer
Under conditions of part is suitable, under the concentration and not up to the maximum of photosynthetic efficiency, plant are in carbon dioxide to most plants
" starvation " state.In addition, the agricultural facility such as warmhouse booth has manufactured obstacle for the natural supply of ambient carbon dioxide, relatively close
In the plant growth environment closed, the deficiency of carbon dioxide usually becomes the main limiting factor for restricting plant growth.Given birth to plant
Long area is supplemented and properly increases the content of carbon dioxide in environment in time, can improve the nature efficiency of light energy utilization, and crops are increased
Production has certain facilitation.
In long-term production practices, professional of agriculture has explored a variety of to the closing spaces such as warmhouse booth supplement two
Carbonoxide method, it is several below manually to increase skill for what is used or progressively promoted in addition to conventional gravity-flow ventilation ventilation
Art：To soil applying organic manure, carbon dioxide is discharged by fermenting；Combustion of methane or liquefied gas, discharge carbon dioxide；Carbonate
Acidifying release carbon dioxide；Dry ice, which buries, spreads release；Above-mentioned various occurring modes increase carbon dioxide, and there is carbon dioxide confession
To the problem of lasting and concentration is not unmanageable.
Another kind is conveyed and in a manner of aperture is released using industrial liquid carbon dioxide product as source of the gas gas pipeline
The technology of batch (-type) supplement carbon dioxide is also in the application., can be with by means of capnometer and intelligentized control method means
Gas concentration lwevel in region will be increased to stablize and quantify within the specific limits, but the technology is removed and requires to increase the closed of environment
Outside, its high equipment and material cost constrain this popularization of the ripe industrial technology in agriculture field.
The content of the invention
The purpose of the present invention is that the carbon dioxide for obtaining controllable stabilization by a kind of inexpensive equipment increases effect.This hair
Bright apparatus and method be applied to sun glasshouse, plant factor and it is outdoor under intensive plantation crop growth environment.Carbon dioxide
Applied amount is continuous, stably, it is controllable, equipment cost is cheap, and material is easy to get, suitable for being pushed away on a large scale under existing agricultural production conditions
Wide application.
The present invention provides a kind of equipment for increasing carbon dioxide, including carbon dioxide air supply system and carbon dioxide apply dress
Put；
The carbon dioxide air supply system includes carbon dioxide air source, gas source switch valve, steam line, the carbon dioxide
Source of the gas is connected by the gas source switch valve with the steam line；
The carbon dioxide bringing device includes concentration difference diffusion film and pressure limiting device；The escape pipe of the steam line connects
Lead to the concentration difference diffusion film, the pressure limiting device is provided between the steam line and the concentration difference diffusion film.
Preferably, the concentration difference diffusion film is tubular, and a diameter of 5~25cm of film cylinder, one end passes through the limit
Pressure device is connected with the air supply system, other end closing.
Preferably, the material of the concentration difference diffusion film is high molecular polymer, including cellulose acetate, polyethylene and
One kind in polyurethane.
Preferably, the thickness of the high molecular polymer concentration difference diffusion film is 20~100 μm.
Preferably, the concentration difference diffusion film includes planar film or pitted skin film.
Preferably, it is 5~30/cm that density, which is distributed with, in the pitted skin film2, depth is 10~50 μm of tongue and groove.
Present invention also offers the concentration difference of equipment described in above-mentioned technical proposal diffusion carbon dioxide to increase method, including following
Step：Carbon dioxide air source is passed through by concentration difference diffusion film by the steam line, titanium dioxide in the concentration difference diffusion film
The volumetric concentration of carbon gas is 98~99.9%, and the carbon dioxide in the concentration difference diffusion film expands automatically using concentration difference as power
It is scattered to the plant growth environment area in outside.
Preferably, the plant growth area increases the amount of carbon dioxide and passed through in concentration difference diffusion film process
Material, the setting of thickness and the adjustment of film laying area are regulated and controled, and formula shown in Formulas I is met between three：
MCO2=KA Formulas I
In Formulas I：
MCO2：Plant growth area requires the gas concentration lwevel increased；
A：The gross area for the concentration difference diffusion film that plant growth area uses；
K：The diffusing capacity of the carbon dioxide of film unit area.
The invention provides a kind of equipment for increasing carbon dioxide.The equipment provided by the invention for increasing carbon dioxide passes through
Air supply system connects, the titanium dioxide in concentration difference diffusion film with carbon dioxide bringing device (concentration difference diffusion film and pressure limiting device)
Carbon is diffused into the plant growth environment area in outside using concentration difference as power automatically, reaches the mesh of lasting, stable supplement carbon dioxide
's.The present invention apparatus and method be applied to sun glasshouse, plant factor and it is outdoor under intensive plantation crop growth environment.Two
Carbonoxide applied amount is continuous, stably, it is controllable, equipment cost is cheap, and material is easy to get, suitable for big under existing agricultural production conditions
Scale popularization and application.
Brief description of the drawings
Fig. 1 and Fig. 2 is arrangement mode schematic diagram of the equipment provided by the invention for increasing carbon dioxide in plant growth area；
Fig. 3 is the device structure schematic diagram provided by the invention for increasing carbon dioxide.
Wherein, 1- carbon dioxide air sources, 2- gas source switch valve, 3- steam lines, 4- concentration difference diffusion films.
Embodiment
As shown in figure 3, the invention provides a kind of equipment for increasing carbon dioxide, including carbon dioxide air supply system and two
Carbonoxide bringing device；Specifically, carbon dioxide air supply system includes carbon dioxide air source 1, gas source switch valve 2, steam line
3, carbon dioxide air source 1 is connected by gas source switch valve 2 with steam line 3；
The present invention is preferably the high concentration carbon dioxide industrial discharge gas (harm of purified processing to carbon dioxide air source 1
Property composition removal using it is well known to those skilled in the art to industrial discharge CO 2 waste gas reclaim processing carbon dioxide
The general purifying treatment method of product, outside fume desulfuring and denitrifying, should also remove ethene, organic matter etc.), gas source switch
The preferred manual of valve 2 or intelligent control；Steam line 3 is the low pressure CO 2 delivery pipe that industrial circle is commonly used, and can use metal
Or other are applicable material, connected mode does not have special restriction, is connected using connection equipment well known to those skilled in the art
Connect, such as metal flange, screw thread, snap joint.
Carbon dioxide bringing device of the present invention includes concentration difference diffusion film 4 and pressure limiting device；The escape pipe of steam line 3 connects
Logical concentration difference diffusion film 4, pressure limiting device is provided between steam line 3 and concentration difference diffusion film 4.In the present invention, concentration difference expands
It is tubular to dissipate film 4, and a diameter of 5~25cm of tubular concentration difference diffusion film 4, one end passes through pressure limiting device and air supply system phase
Even, other end closing.In the present invention, the material of the tubular concentration difference diffusion film 4 is high molecular polymer, the macromolecule
Polymer preferably includes one kind in cellulose acetate, polyethylene and polyurethane；A diameter of the 5 of diffusion film cylinder~
25cm, more preferably 10~20cm, thickness are 20~100 μm, more preferably 60~80 μm, the thickness of film and thin film strength
It is directly proportional, it is inversely proportional with carbon dioxide diffusing capacity, film processed can optimum choice between.In the present invention, it is described dense
Poor diffusion film 4 includes planar film or pitted skin film.In the present invention, it is 5~30/cm that density, which is distributed with, in the pitted skin film2, it is deep
Spend the tongue and groove for 10~50 μm.Heretofore described pitted skin film can improve titanium dioxide on the premise of film strength is not reduced
Carbon spread amount.In the present invention, the pressure limiting device preferably adopts U-shaped water level differential manometer or electronic micro-pressure difference meter, and pressure limiting device will
Gas introduces tubular concentration difference diffusion film 4 in steam line 3, while limits the titanium dioxide in input tubular concentration difference diffusion film 4
Carbon gas pressure.
Method is increased present invention also offers the carbon dioxide of concentration difference diffusion film 4 described in above-mentioned technical proposal, including with
Lower step：Carbon dioxide air source 1 is passed through by concentration difference diffusion film 4 by the steam line 3, in the concentration difference diffusion film 4
The volumetric concentration of carbon dioxide is 98~99.9%, and the carbon dioxide in the concentration difference diffusion film 4 is using concentration difference
Power is diffused into the plant growth environment area in outside automatically.
In the present invention, the high concentration carbon dioxide that the inner side of concentration difference diffusion film 4 is passed through is preferably purified purification
Commercial silica carbon emission gas, content 98~99.9%.
Increase in carbon dioxide process, the air supply system including carbon dioxide air source 1 is preferably arranged in by the present invention
The outside in plant growth area, pressure limiting device can be in the outside or inside in plant growth area；Concentration difference diffusion film 4 is in plant growth
The paving location in area does not have special limitation, according to crop and locus, is erected at plant growth area up and down；It is right
The intensive plant growth area under open-air atmosphere, should be laid on subaerial position, and blocked by plant.
Fig. 1 and Fig. 2 is arrangement mode schematic diagram of the equipment in plant growth area for increasing carbon dioxide.
In the present invention, the plant growth area increases the amount of carbon dioxide and passed through in concentration difference diffusion film process
Material, thickness setting and film laying area adjustment regulated and controled, formula shown in Formulas I is met between three：
MCO2=KA Formulas I
In Formulas I：
MCO2：Plant growth area requires the gas concentration lwevel increased, unit g/m2.hr；
A：The area for the concentration difference diffusion film that unit plant vitellarium uses, m2/m2；
K：The diffusing capacity of the carbon dioxide of film per area per time, it is related to diffusion membrane material and thickness, can be with
Measured by the permeability of film analyzer of routine, unit g/m2hr。
The present invention preferably measures film unit area titanium dioxide Carbon diffusion by the permeability of film analyzer of routine
Amount.
With reference to embodiment, to a kind of equipment for increasing carbon dioxide provided by the invention and increase method and retouch
State, but they can not be interpreted as to the restriction to the application protection domain.
Embodiment 1
At 25 DEG C, using thick 80 microns high molecular polymer film, long 100m × wide 10m heliogreenhouse is used
99% carbon dioxide carries out carbon dioxide and increased, it is desired to which the amount of increasing is 5g/m2.hr, laying parameter is sought.
Using permeability of film analyzer, the film is determined at 25 DEG C, and pure carbon dioxide is to atmospheric environment (dense carbon dioxide
It is 25g/hr.m to spend for invasin 0.04%)2。
According to 5g/m2.hr the amount of increasing, 1000m2The laying area ratio of the molecule diffusion barrier in plant growth area is 200m2.
The working width 20cm of tubular diffusion barrier is selected, then it is 500m to lay total length, i.e. the region in 100m × wide 10m
It is interior, need to be with 2m 5 tubular molecule diffusion barrier cylinders of arranged for interval.
Fig. 1 and Fig. 2 is the implementation layout that carbon dioxide is increased using molecule diffusion barrier.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (8)
1. a kind of equipment for increasing carbon dioxide, including carbon dioxide air supply system and carbon dioxide bringing device；
The carbon dioxide air supply system includes carbon dioxide air source, gas source switch valve, steam line, the carbon dioxide air source
Connected by the gas source switch valve with the steam line；
The carbon dioxide bringing device includes concentration difference diffusion film and pressure limiting device；The escape pipe connection institute of the steam line
Concentration difference diffusion film is stated, the pressure limiting device is provided between the steam line and the concentration difference diffusion film.
2. equipment according to claim 1, it is characterised in that the concentration difference diffusion film is tubular, the diameter of film cylinder
For 5~25cm, one end is connected by the pressure limiting device with the air supply system, other end closing.
3. equipment according to claim 1, it is characterised in that the material of the concentration difference diffusion film is high molecular polymerization
One kind in thing, including cellulose acetate, polyethylene and polyurethane.
4. equipment according to claim 1, it is characterised in that the thickness of the high molecular polymer concentration difference diffusion film is
20~100 μm.
5. equipment according to claim 1, it is characterised in that the concentration difference diffusion film includes planar film or pitted skin film.
6. equipment according to claim 5, it is characterised in that it is 5~30/cm that density, which is distributed with, in the pitted skin film2, it is deep
Spend the tongue and groove for 10~50 μm.
7. a kind of concentration difference diffusion carbon dioxide of item based on claim 1~6 equipment increases method, including following step
Suddenly：Carbon dioxide air source is passed through by concentration difference diffusion film by the steam line, carbon dioxide in the concentration difference diffusion film
The volumetric concentration of gas is 98~99.9%, and the carbon dioxide in the concentration difference diffusion film spreads automatically using concentration difference as power
To the plant growth environment area in outside.
8. according to claim 7 increase method, it is characterised in that the amount that the plant growth area increases carbon dioxide is led to
Cross the adjustment to the material in concentration difference diffusion film process, the setting of thickness and film laying area to regulate and control, three
Between meet formula shown in Formulas I：
MCO2=KA Formulas I
In Formulas I：
MCO2：Plant growth area requires the gas concentration lwevel increased；
A：The gross area for the concentration difference diffusion film that plant growth area uses；
K：The diffusing capacity of the carbon dioxide of film unit area.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822763.8A CN107711212A (en) | 2017-09-13 | 2017-09-13 | A kind of equipment for increasing carbon dioxide and increase method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710822763.8A CN107711212A (en) | 2017-09-13 | 2017-09-13 | A kind of equipment for increasing carbon dioxide and increase method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107711212A true CN107711212A (en) | 2018-02-23 |
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ID=61206173
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710822763.8A Pending CN107711212A (en) | 2017-09-13 | 2017-09-13 | A kind of equipment for increasing carbon dioxide and increase method |
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Citations (9)
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| CN86100618A (en) * | 1986-02-06 | 1987-09-23 | 南京市粮食科学研究所 | Silicone-rubber film gas regulator |
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