CN106976985B - A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture - Google Patents
A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture Download PDFInfo
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- CN106976985B CN106976985B CN201710299350.6A CN201710299350A CN106976985B CN 106976985 B CN106976985 B CN 106976985B CN 201710299350 A CN201710299350 A CN 201710299350A CN 106976985 B CN106976985 B CN 106976985B
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F3/00—Biological treatment of water, waste water, or sewage
- C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
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- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
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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
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/10—Biological treatment of water, waste water, or sewage
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- Engineering & Computer Science (AREA)
- Biotechnology (AREA)
- Botany (AREA)
- Biodiversity & Conservation Biology (AREA)
- Microbiology (AREA)
- Hydrology & Water Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Farming Of Fish And Shellfish (AREA)
- Purification Treatments By Anaerobic Or Anaerobic And Aerobic Bacteria Or Animals (AREA)
Abstract
The invention discloses a kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture, Tiny ecosystem floating bed includes one or the Tiny ecosystem floating bed unit of more than one independent assortment.Wherein Tiny ecosystem floating bed unit mainly includes：Floating bed, Tiny ecosystem particle and water plant are inflated, inflates and more than one implantation hole is evenly arranged in floating bed, implantation hole bottom hollow out, the interior plant material filled of implantation hole is Tiny ecosystem particle, water plant planting is on Tiny ecosystem particle.According to needing the more than one Tiny ecosystem floating bed unit of area selection of purifying water body to be fixed on by draw-barring quick hook independent assortment, and by Tiny ecosystem floating bed after combination with rope on pile during use, Tiny ecosystem floating bed is set to be fixed on the water surface.The present invention using synergy between water plant and microorganism, can efficiently, quickly handle aquiculture sewerage.
Description
Technical field
The present invention relates to agroecological environment engineering field, more particularly to a kind of for the micro- of water body purification of aquaculture
It is biological floating bed.
Background technology
Aquaculture is swift and violent in China's development, but the feed launched in aquaculture process is remaining and fish, shrimp, crab class are drained
The pollutant that thing is formed makes breeding water body eutrophication increasingly, surrounding body environment and ecological environment also result in increasing
Harm.
Conventional bioremediation of waters method has water plant and repairing method of microorganism, and traditional is biological floating bed just main
The nutrients such as the nitrogen removed in water body, phosphorus are absorbed by aquatic plants growth, but because the plant nature speed of growth is slow, it is limited
Biomass have impact on purification efficiency.Microorganism remediation is the earliest biological renovation method of research, and its principle is in aerobic or nothing
Under conditions of oxygen, organic matter or other pollutants are decomposed using microorganism and discharge nitrogen, the nutritive salt such as phosphorus.High efficiency composition
Microbial bacteria group energy decomposes rapidly the organic matter in breeding water body, suppresses harmful microbe growth and breeding, and activate has in water
The protozoan and microorganism of purification function, play a part of purifying water.
According to the understanding studied to plant floating bed purification mechanism, water body purification of aquaculture effect, plant are improved
Floating bed should combine with microbial technology etc., and collective effect can just play fast and effective purify water in aquaculture system
Effect.Decomposition based on the Tiny ecosystem floating bed technology of water plant and microorganism using plant absorption and absorption microorganism,
Rich battalion's element such as nitrogen phosphorus is set progressively to be absorbed and degraded, water quality is progressively taken a turn for the better, and reaches the purpose of purifying water body.
The content of the invention
In order to solve the problems such as existing scale, water pollution that high-density aquiculture industry triggers, the purpose of the present invention exists
In providing a kind of Tiny ecosystem floating bed for water body purification of aquaculture, work is cooperateed with using between water plant and microorganism
With, efficiently, quickly handle aquiculture sewerage.Solve traditional biological floating bed technology and be limited by the speed that plant grows naturally
Degree and limited biomass, handle the problem of limitation causes clean-up effect not good enough by force, energy-conserving and environment-protective.
In order to realize foregoing invention purpose, present invention employs following technical scheme：
A kind of Tiny ecosystem floating bed for water body purification of aquaculture, including one or more than one independent assortment are micro-
Biological floating bed unit.
Wherein Tiny ecosystem floating bed unit mainly includes：Floating bed, Tiny ecosystem particle and water plant are inflated, is inflated in floating bed
The even more than one implantation hole of arrangement, implantation hole bottom hollow out, the plant material of the interior filling of implantation hole is Tiny ecosystem particle, water plant
It is planted on Tiny ecosystem particle.
When in use, Tiny ecosystem floating bed need to be only tied up on the pile under water neutrality with rope, floating bed is fixed on the water surface
On.
Wherein, the preparation method of Tiny ecosystem particle is as follows：
(1) sediment of pond is air-dried into grinding sieving, then with hydrochloric acid activation, by the sediment of pond after activation, Nano-meter SiO_22
And zeolite powder, sodium humate 10%-40% in mass ratio：15%-20%：30%-50%：15%-20% mass percent is well mixed；
(2) mixing material obtained is added to through 1：The 10 EM stostes diluted（EM stostes are in granted patent
Have in 201410306161.3 described）Middle stirring, the moisture control 10% or so of compound shaping is (with granulator screen
On it is not cohesive and can be molded be defined), the then extrusion forming on drum granulating machine, be made a diameter of 10 after screening~
20mm carrier ball.
(3) then the pellet prepared is put in refractory container first through spontaneously drying and is put into resistance furnace and slowly heats up
To 100-150 DEG C, dry 3 to 4h and fully slough moisture in pellet, in order to avoid excess moisture in pellet in the sintering process that heats up again
And pellet is set to ftracture.Treat that pellet enters warm-up phase after the completion of drying, warm-up phase temperature control is at 200-400 DEG C, with row
Except the residual moisture in pellet；Shaping is finally calcined at 800-950 DEG C, after reaching firing temperature, closing resistance furnace power supply makes
Pellet naturally cools to room temperature.
(4) EM stostes, molasses, calcium gluconate solid and deionized water are pressed 3~5%：2~5%: 2~5%: 85~
93% mass percent mixing, puts it into anaerobic fermentation 3-6 days in fermentation tank, and it is 37 DEG C to set fermentation temperature, is made and contains
The EM compositional liquors of calcium gluconate.The carrier ball of above-mentioned preparation is put into the EM compositional liquors containing calcium gluconate and co-cultured 3 days,
Room temperature 2 days after taking-up, the Tiny ecosystem particle for aquiculture sewerage purification is made.
Wherein, the floatoblast for inflating floating bed is pvc materials, makes shaping using injection or blow molding process, and add anti-oxidant
Agent, it is durable in use, be readily transported and disassemble, environment friendly and pollution-free be used repeatedly.
(4) selection of water plant
The screening of Tiny ecosystem floating bed water plant is particularly important with configuration, and the present invention selects iris and water spinach respectively
As serike, plantation ratio is the ﹕ 3 of Yuan Wei ﹕ water spinaches=1.Iris is chosen, water spinach is as floating bed plant, by 3 to 6
The growth of individual month, N, P content in plant leaf are above stem, wherein can create economic benefit, iris after water spinach harvesting
Strong adaptability, also can well it be grown even in winter.
Water plant is fixed in the planting tray of inflatable floating bed by the present invention with Tiny ecosystem particle, stability and shock resistance
Ability is better than single use plant or microorganism.Fixed microorganism carrier can not only improve microorganism colonization, raw efficiency,
So as to greatly promote microorganism concn activity.And in water plant with microbe symbiotic system, photosynthesis of plant produces
Oxygen more can be the effective utilization of microorganism than aeration aerating, floating bed plant conveys oxygen by air flue to plant roots area, by
Waterpower transmission maintains water plant root area oxygen, causes the redox state in plant roots area to change, local microenvironment by
Reduction-state is changed into oxidation state, the state that root area forms aerobic region and anoxic zones coexist, is good in Tiny ecosystem particle
Oxygen, amphimicrobian and the growth and breeding of anaerobe provide good living environment.Meanwhile at the initial stage to purify water,
Microorganism in Tiny ecosystem particle can utilize the metabolite of root system of plant, the organic macromolecule in Decomposition Wastewater, be allowed to
Beneficial to absorbing for plant.In the later stage of processing aquaculture wastewater, water plant in Tiny ecosystem floating bed is through after a while
Grow, N, P nutritive salt in absorption and assimilation water body, promote the organic matter in microorganism aerobic degraded water body, so as to improve water quality
Condition, reach the purpose of synergistic purification water quality, build the aquaculture system ecological environment of health.
Technique effect
Compared with prior art, the invention has the advantages that：
（1）The Tiny ecosystem floating bed of the present invention, combine the synergistic purification effect of plant and microorganism, its effect is powerful, function
It is more, can efficiently, quickly handle aquaculture wastewater.
（2）The bacterium solution of Tiny ecosystem particle dipping is the EM compositional liquors containing calcium gluconate, and its is multiple functional, significant effect,
Adaptability is stronger, moreover it is possible to supplements the calcium constituent of cultivated animals shortage.
（3）For Tiny ecosystem particle using sediment of pond as primary raw material, nano silicon, sodium humate, zeolite powder are addition
Agent.Bed mud can be made to obtain twice laid by primary raw material of sediment of pond；Nano level material, which is made, has excellent hole
Structure and larger specific surface area, be advantageous to attachment and the biofilm of microorganism；Sodium humate cementitiousness is good, sintering process reclaimed water
Divide evaporation, biological humic acid can shorten colloid into, finally shrink solidification, and carrier ball is condensed firmly；Zeolite powder can be steady in water
Determine water quality.After nanosphere enters water body, microorganism therein can adapt to external environment faster, and water body can be carried out
Environment conditioning.
（4）Inflatable floating bed structure simplifies, and repeats and utilizes, is readily transported and disassembles, and avoids the use of single plantation basket.
Brief description of the drawings
Fig. 1 is the structural representation of Tiny ecosystem floating bed unit；In figure：1- draw-barrings, 2- implantation holes；
Fig. 2 is the structural representation after multiple Tiny ecosystem floating bed unit links.
Embodiment
Technical scheme is illustrated below with reference to embodiment：
Embodiment 1
Fig. 1 is the structural representation of Tiny ecosystem floating bed unit, shown in reference picture 1, in this embodiment, inflates floating bed size
For 1.5mX1.5m, above uniform arrangement 20cmX20cm sizes 9 implantation holes 2, the bottom of implantation hole 2 is engraved structure, water
Plant is planted in using Tiny ecosystem particle as the implantation hole for planting material, and Tiny ecosystem floating bed is the growth of water plant and microorganism
Provide good attachment carrier and living environment, purifying water effect are more obvious.
Shown in reference picture 2, the corner of Tiny ecosystem floating bed unit is provided with draw-barring 1, can be according to water surface area from different
The Tiny ecosystem floating bed unit of quantity is used by the quick hook independent assortment of draw-barring 1, is improved efficiency of construction, is saved construction
Cost.
The screening of Tiny ecosystem floating bed water plant is particularly important with configuration, and the present embodiment is made from iris and water spinach
For serike, plantation ratio is the ﹕ 3 of Yuan Wei ﹕ water spinaches=1.Iris is chosen, water spinach is as floating bed plant, by 3 to 6
Month growth, N, P content in plant leaf are above stem.Economic benefit wherein can be created after water spinach harvesting, iris is fitted
Ying Xingqiang, also can well it be grown even in winter.
The place of the embodiment is：The consistent representational aquaculture pond of cultivating condition is chosen in Nanjing Gaochun,
Each about 5 mu of culture pond area, does specific comparative experiments.It is 1, No. 2 pond by 2 pond number consecutivelies, wherein No. 1 pond is made
For control, Tiny ecosystem floating bed is not installed；No. 2 ponds are mounted with the Tiny ecosystem floating bed of 20 units of the present invention.Test period is from 7
15 to October 14 moon is 3 months, and every 15 days water samplings determine every water quality index, finally calculates Tiny ecosystem floating bed and aquatic products is supported
The purified treatment effect of waste water is grown, as a result such as table 1.
Purified treatment Contrast on effect of the Tiny ecosystem floating bed of table 1 to aquiculture waste water
As known from Table 1, Tiny ecosystem floating bed is good for the catharsis of aquaculture system, Water quality apparently higher than
Without the aquaculture system of Tiny ecosystem floating bed, aquaculture wastewater nitrate nitrogen in water after the processing of Tiny ecosystem floating bed（NO3 --N）, nitrous
Nitrogen (NO2 -- N), ammonia nitrogen（NH4 +-N）, total phosphorus（T-P）, COD（CODMn）Clearance highest respectively reach 76.32%,
80.32%th, 50.23%%, 45.56% and 48.13%, 40.16%, 39.78%, 29.56%, 34.78% and is respectively increased compared with control
31.41%。
The explanation of above example is only intended to help the method and its core concept for understanding the present invention；Meanwhile for this
The those skilled in the art in field, according to the thought of the present invention, there will be changes in specific embodiments and applications,
This specification content should not be construed as limiting the invention.
Claims (4)
1. the Tiny ecosystem for the Tiny ecosystem floating bed of water body purification of aquaculture, including one or more than one independent assortment floats
Bed unit；Wherein Tiny ecosystem floating bed unit mainly includes：Floating bed, Tiny ecosystem particle and water plant are inflated, is inflated in floating bed
The even more than one implantation hole of arrangement, implantation hole bottom hollow out, the interior filling Tiny ecosystem particle of implantation hole, water plant planting is micro-
On ecological particle；
Characterized in that, the preparation method of described Tiny ecosystem particle is as follows：
(1) sediment of pond is air-dried into grinding sieving, then with hydrochloric acid activation, by the sediment of pond after activation, Nano-meter SiO_22And zeolite
Powder, sodium humate 10%-40% in mass ratio：15%-20%：30%-50%：15%-20% mass percent is well mixed；
（2）Obtained mixing material is added to through 1：Stirred in the 10 EM stostes diluted, the moisture control of compound shaping
Not cohesive and can be molded on granulator screen, then the extrusion forming on drum granulating machine, is made straight after screening
Footpath is 10~20mm carrier ball；
（3）Then the pellet prepared is put in refractory container first through spontaneously drying and is put into resistance furnace and is to slowly warm up to do
Dry temperature sloughs the moisture in pellet；Treat that pellet enters warm-up phase after the completion of drying；Finally it is fired at 800-950 DEG C
Type, after reaching firing temperature, closing resistance furnace power supply makes pellet naturally cool to room temperature；
（4）EM stostes, molasses, calcium gluconate solid and deionized water are pressed 3~5%：2~5%: 2~5%: 85~93%
Mass percent mixing, put it into anaerobic fermentation 3-6 days in fermentation tank, it is 37 DEG C to set fermentation temperature, is made and contains grape
The EM compositional liquors of Calciofon；
（5）By step（3）The carrier ball of preparation is put into step（4 ）The EM compositional liquors containing calcium gluconate in co-culture 3 days,
Room temperature 2 days after taking-up, the Tiny ecosystem particle for aquiculture sewerage purification is made.
2. the application method of the Tiny ecosystem floating bed for water body purification of aquaculture described in claim 1, it is characterised in that root
According to needing the area of purifying water body to choose more than one Tiny ecosystem floating bed unit by draw-barring quick hook independent assortment, and will
Tiny ecosystem floating bed is fixed on pile with rope after combination, Tiny ecosystem floating bed is fixed on the water surface.
3. the Tiny ecosystem floating bed for water body purification of aquaculture described in claim 1, it is characterised in that step（3）Drying
Temperature is 100-150 DEG C, and drying time is 3 to 4h；Warm-up phase temperature control is at 200-400 DEG C.
4. the Tiny ecosystem floating bed for water body purification of aquaculture described in claim 1, it is characterised in that described aquatic plant
Thing selects iris and water spinach, and plantation plant ratio is the ﹕ 3 of Yuan Wei ﹕ water spinaches=1.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
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| CN201710299350.6A CN106976985B (en) | 2017-05-02 | 2017-05-02 | A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture |
| PCT/CN2017/117402 WO2018201733A1 (en) | 2017-05-02 | 2017-12-20 | Micro-ecological floating bed for aquaculture water purification and using method thereof |
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| CN201710299350.6A CN106976985B (en) | 2017-05-02 | 2017-05-02 | A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106976985B (en) * | 2017-05-02 | 2018-04-03 | 河海大学 | A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture |
| CN107459141A (en) * | 2017-10-10 | 2017-12-12 | 上海应用技术大学 | A kind of biological floating bed and its method of construction for city purifying of the hypertrophic water system |
| CN108423841A (en) * | 2018-05-02 | 2018-08-21 | 河海大学 | A kind of layering improves the device and its operation process of water quality of aquaculture pond |
| CN109349197A (en) * | 2018-11-28 | 2019-02-19 | 河海大学 | A kind of aquatic farm water circulation system and its control method |
| CN111453851A (en) * | 2020-04-11 | 2020-07-28 | 何国容 | Sewage ecological purification floating bed |
| CN111732200B (en) * | 2020-06-28 | 2022-05-31 | 江苏凯进生态环境有限公司 | Ecological purification method for river water body |
| CN112851082A (en) * | 2021-01-29 | 2021-05-28 | 珠江水利委员会珠江水利科学研究院 | Riverbed bottom mud ecological restoration bed and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2926210Y (en) * | 2006-07-19 | 2007-07-25 | 湖北大学 | Composite ecological chinampa water purifier |
| CN201029355Y (en) * | 2006-07-20 | 2008-03-05 | 湖北大学 | Screen wire plant solution cultivation floating bed |
| CN102963984A (en) * | 2012-11-30 | 2013-03-13 | 江苏省海洋水产研究所 | Ecological floating island device equipped with inflatable valve body |
| CN104150599A (en) * | 2014-04-29 | 2014-11-19 | 杭州蓝天园林生态科技股份有限公司 | Terrestrial plants and microorganisms combined biological floating island |
| CN106430596A (en) * | 2016-09-19 | 2017-02-22 | 华东师范大学 | Buoyancy-adjustable water treatment device and water purification method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100727392B1 (en) * | 2005-08-04 | 2007-06-12 | 장창순 | The water treatment method utilizing cattails and the appling method of cultured cattails |
| CN101428909B (en) * | 2008-12-18 | 2011-10-05 | 武汉大学 | Composite artificial ecological floating island and construction method thereof |
| CN202322495U (en) * | 2011-05-31 | 2012-07-11 | 钟成华 | Composite ecological floating island |
| CN103570134B (en) * | 2013-11-05 | 2014-09-17 | 西安建筑科技大学 | Bio-floating bed and on-site three-dimensional bio-remediation method for micro-polluted water body |
| CN106976985B (en) * | 2017-05-02 | 2018-04-03 | 河海大学 | A kind of Tiny ecosystem floating bed and its application method for water body purification of aquaculture |
-
2017
- 2017-05-02 CN CN201710299350.6A patent/CN106976985B/en active Active
- 2017-12-20 WO PCT/CN2017/117402 patent/WO2018201733A1/en active Application Filing
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2926210Y (en) * | 2006-07-19 | 2007-07-25 | 湖北大学 | Composite ecological chinampa water purifier |
| CN201029355Y (en) * | 2006-07-20 | 2008-03-05 | 湖北大学 | Screen wire plant solution cultivation floating bed |
| CN102963984A (en) * | 2012-11-30 | 2013-03-13 | 江苏省海洋水产研究所 | Ecological floating island device equipped with inflatable valve body |
| CN104150599A (en) * | 2014-04-29 | 2014-11-19 | 杭州蓝天园林生态科技股份有限公司 | Terrestrial plants and microorganisms combined biological floating island |
| CN106430596A (en) * | 2016-09-19 | 2017-02-22 | 华东师范大学 | Buoyancy-adjustable water treatment device and water purification method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 生态浮床技术及应用的研究进展;白丽荣等;《衡水学院学报》;20140831;第16卷(第4期);第53页第29-34行 * |
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| CN106976985A (en) | 2017-07-25 |
| WO2018201733A1 (en) | 2018-11-08 |
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