CN1654361A - Method for purifying polluted river water on original position by floating bed plants and biologic membrane composite technique - Google Patents
Method for purifying polluted river water on original position by floating bed plants and biologic membrane composite technique Download PDFInfo
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- CN1654361A CN1654361A CNA2005100376985A CN200510037698A CN1654361A CN 1654361 A CN1654361 A CN 1654361A CN A2005100376985 A CNA2005100376985 A CN A2005100376985A CN 200510037698 A CN200510037698 A CN 200510037698A CN 1654361 A CN1654361 A CN 1654361A
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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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Abstract
The present invention is method of in-situ purifying pollutant river water with combined floating bed plant and biomembrane technology. The float bed has float bed plant in the upper part, stuffing of polyolefin and polyamide suspended in water, and hollowed water-air exchange area in the middle part favorable to natural oxygen restoring of water. The bionic stuffing can intercept great amount of suspended matter in water and has biomembrane to eliminate organic matter, nitride and phosphate from water. The optimal float bed plant can remove nutritious pollutant from water. The present invention can stereo purify pollutant water and the float bed of timber and other natural material has long service life and facilitate plant replacement.
Description
Technical field
The present invention relates to a kind of treatment process or technology of purifying polluted river water, particularly a kind of treatment process of utilizing the biological-ecological technology purifying polluted river water on original position of floating bed plant and biologic membrane composite technique.
Background technology
Before the present invention, the method of existing purifying polluted river water is a lot, particularly at waste water and eutrophication water, adopt manual type that the terrestrial plant of higher plant or improvement is planted in the eutrophic water, by the competition Related Mechanism between absorption, adsorption and the species of plant root, pollutent and objectionable impuritiess such as the nitrogen in the removal eutrophic water body, phosphorus reach the purpose that purifies water.For example, adopting the floating bed technology that polluted water is purified is exactly a kind of concrete method, and promptly the floating bed of making of polystyrene foam plate is as water surface floatation type carrier, plant in the above plant to the nitrogen in the polluted-water, phosphorus etc. absorb, absorption.
But, the aqueous vapor exchange between water surface and the atmosphere has been blocked in the covering that above-mentioned method exists the floating bed carrier, the natural reaeration that is unfavorable for water body, itself obtains solid support material with chemical synthesis process, belongs to non-environmentfriendly products, and cost is also high, because root system of plant destroys the floating bed carrier, the floating bed carrier can not be repeatedly used, and is inconvenient to carry out the seasonality linking of plant, and waste is serious.
Summary of the invention
Purpose of the present invention just is to overcome above-mentioned defective, develops a kind of novel floating bed carrier and the method for microbial film composite purification polluted river water.
Technical scheme of the present invention is:
Floating bed plant and biologic membrane composite technique method for purifying polluted river water on original position, floating bed top plantation floating bed plant, its major technique is characterised in that at floating bed bottom hanging filler, filler is the synthetics of polyolefine, polymeric amide, floating bed is positioned on the water surface, and filler is the sagging shape of nature.
Its further technical scheme is:
Floating bed plant and biologic membrane composite technique method for purifying polluted river water on original position, its technical characterictic are the middle hydrosphere crossover region that hollow out is set of floating bed.
Advantage of the present invention and effect are to make floating bed with natural materialss such as timber, solving in the past, the floating bed carrier is the defective of non-environmentfriendly products, hydrosphere crossover region is set on floating bed, make and to carry out the aqueous vapor exchange between the water surface and the atmosphere, the natural reaeration that helps water body, the biomimetic type filler of bottom load can be determined suitable length according to the degree of depth of water body, can hold back suspended substances a large amount of in the water body effectively, the microbial film of its formation can also effectively be removed organism and the nitrogen in the water body, phosphorus, reach the purpose of purifying water body, utilize preferred floating bed plant with nutritional type pollutent nitrogen simultaneously, phosphorus etc. shift out in the water body, stereoscopic and omnibearing purifying polluted river water body, the floating bed long service life that natural materialss such as timber are made makes things convenient for the replacement of plant.
And method of the present invention and simple in structure is easy to operate, can not produce secondary pollution, and cost is also low, administers the effective of polluted-water, also has good landscape effect simultaneously, helps in the urban water-body large scale application.
Description of drawings
Fig. 1---floating bed of the present invention is placed on the plot plan in the polluted-water.
Fig. 2---floating bed of the present invention is placed on the three-dimensional structure diagram in the polluted-water.
Embodiment
As shown in Figure 1 and Figure 2, floating bed 1 is to be made by natural materialss such as timber, and the centre is provided with many battens 2 on floating bed 1, and floral region 3 is set on batten 2, plants plant 6 thereon; Filler suspension place 4 is set simultaneously, filler 7 is suspended on this, what filler 7 adopted is polyolefine, polyamide synthesized substance, what select is corrosion resistant, heatproof, ageing-resistant material, add auxiliary agents such as hydrophilic, absorption, heat resistanceheat resistant oxygen again, radially distribute, its structure formation is biomimetic type, be the stereo-elastic biofilm packing, can not produce harm hydrocoles such as fish; Between many battens 2, be hollow out, promptly form hydrosphere crossover region 5; Many floating beds 1 are put into pending polluted-water, form several rows of regular putting, the filler 7 of biomimetic type is in the floating bed bottom, shape triangular in shape is arranged, clocklike be suspended in the water, for preventing the effect of buoyancy, can hang weight (slightly heavily getting final product) in filler 7 lower ends, so that it remains hang to the filler 7 of biomimetic type.
Like this, when polluted water 8 from the right side when the floating bed 1, the plant 6 on the floating bed 1 absorbs by its root, removes, subdues pollution substances such as nitrogen in the eutrophication water, phosphorus; And a large amount of suspended substances that are in the polluted water 8 that the filler 7 that hangs shape from above will flow through are held back, absorption thereon, the formed microbial film of its filling surface can effectively be removed organism in the water body and nitrogen, phosphorus etc., and be to transplant submerged plant 6 and make up aquatic ecosystem to create conditions, the existence of hydrosphere crossover region 5 also helps the growth of plant 6, thereby obtains the cleaning water 9 on the left side.
The present invention is very obviously, effectively for the cleaning action of polluted river water.
Be specifically to use the present invention below, the processing in certain bar korneforos to polluted water.
Its monitoring data is as follows:
| October 26 | ????9.36 | ????0.45 |
| October 28 | ????6.74 | ????0.38 |
| October 29 | ????5.60 | ????0.24 |
| October 30 | ????6.60 | ????0.31 |
| November 3 | ????5.87 | ????0.22 |
| November 7 | ????4.89 | ????0.14 |
| November 11 | ????4.75 | ????0.21 |
| November 15 | ????3.82 | ????0.11 |
| November 17 | ????3.60 | ????0.23 |
| November 19 | ????4.50 | ????0.17 |
| November 21 | ????3.93 | ????0.097 |
By above-mentioned data as can be seen, in less than one month treating processes, total nitrogen is reduced to 3.93mg/L from 9.36, and total phosphorus is reduced to 0.097mg/L from 0.45, therefore uses effect of the present invention remarkable, is better than the treatment effect of existing other floating beds.
In embodiments of the present invention, plant 6 can preferably be planted the terrestrial plant that Wildcelery Herb, purple leaf Canna generalis Bailey, Itanlian rye, high sheep lance etc. have very strong detergent power easily; Behind plantation plant on the batten 2 on the floating bed 1 of the present invention, just can be according to the change of crops of carrying out plant by seasonal variation.
The filler 7 of suspension type biomimetic type stereo-elastic can be three-dimensional in the effective area and be evenly unfolded in all directions and come, and makes water, gas, microbial film obtain fully mixing oozing contact ac; Microbial film keeps good activity and space mutability, and good metabolism can obtain more and more big specific surface area in operational process.
Polyolefins and polymeric amide can adopt Ethylene Propylene Terpolymer and polypropylene, use as filler 7, have anti-marquis, anti-ozone, UV resistant and high temperature resistant, its oil resistant and solvent resistance are strong, ageing-resistant, lower temperature resistance is also strong, be suspended on like this in the polluted water permanently effectively to play a role; Also can adopt butyronitrile and polyvinyl chloride, butyronitrile and polypropylene etc.
The selection of auxiliary agent selects for use the auxiliary agent of Environmental Safety to get final product.
Claims (5)
1. floating bed plant and biologic membrane composite technique method for purifying polluted river water on original position, plantation plant in floating bed top is characterized in that at floating bed bottom hanging filler, filler is the synthetics of polyolefine, polymeric amide, floating bed is positioned on the water surface, and filler is sagging shape in water.
2. floating bed plant according to claim 1 and biological membrane biological-ecotechnology method for purifying polluted river water on original position is characterized in that the middle hydrosphere crossover region that hollow out is set of floating bed.
3. according to claim 1,2 described floating bed plants and biologic membrane composite technique method for purifying polluted river water on original position, it is characterized in that floating bed makes with timber.
4. floating bed plant according to claim 1 and biologic membrane composite technique method for purifying polluted river water on original position, it is radial to it is characterized in that filler is made into.
5. according to claim 1,4 described floating bed plants and biologic membrane composite technique method for purifying polluted river water on original position, it is characterized in that the filler lower end is a weight.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100376985A CN1313394C (en) | 2005-01-13 | 2005-01-13 | Method for purifying polluted river water on original position by floating bed plants and biologic membrane composite technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100376985A CN1313394C (en) | 2005-01-13 | 2005-01-13 | Method for purifying polluted river water on original position by floating bed plants and biologic membrane composite technique |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1654361A true CN1654361A (en) | 2005-08-17 |
| CN1313394C CN1313394C (en) | 2007-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNB2005100376985A Expired - Fee Related CN1313394C (en) | 2005-01-13 | 2005-01-13 | Method for purifying polluted river water on original position by floating bed plants and biologic membrane composite technique |
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| CN (1) | CN1313394C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101913697A (en) * | 2010-06-28 | 2010-12-15 | 西安工业大学 | Natural reoxygenation biomembrane reaction device and water body in-situ remediation method thereof |
| CN101948180A (en) * | 2010-09-16 | 2011-01-19 | 河海大学 | Circular demountable ecological floating bed suitable for water area with water-level fluctuation |
| CN101134622B (en) * | 2006-09-01 | 2011-02-02 | 任红星 | Method and device for treating water by semi-floating type carrier-planting submergent plant |
| CN102001755A (en) * | 2010-11-30 | 2011-04-06 | 中国环境科学研究院 | Landscaping type modularized multilayer combination biological floating island for purifying water quality of rivers and lakes of city |
| CN102557273A (en) * | 2012-03-05 | 2012-07-11 | 武汉百安生物科技有限责任公司 | Active biological membrane for removing pollutants in lakes and rivers, as well as manufacturing method and application of active biological membrane |
| CN102674556A (en) * | 2012-05-24 | 2012-09-19 | 河海大学 | Composite ecological floating bed for providing biotope |
| CN102826657A (en) * | 2012-08-27 | 2012-12-19 | 北京化工大学 | Carbon fiber wetland type ecological floating bed and arrangement method thereof |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3619880B2 (en) * | 2000-07-14 | 2005-02-16 | 滋賀県 | Floating vegetation floor |
| JP2003019494A (en) * | 2001-07-09 | 2003-01-21 | Kajima Corp | Water cleaning method and equipment utilizing planting base plate |
| CN2633877Y (en) * | 2003-08-08 | 2004-08-18 | 吴为中 | Float bed type water purifying biological reactor |
| CN1291927C (en) * | 2004-11-04 | 2006-12-27 | 南京大学 | Composite stereo biological hover bed |
-
2005
- 2005-01-13 CN CNB2005100376985A patent/CN1313394C/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134622B (en) * | 2006-09-01 | 2011-02-02 | 任红星 | Method and device for treating water by semi-floating type carrier-planting submergent plant |
| CN101913697A (en) * | 2010-06-28 | 2010-12-15 | 西安工业大学 | Natural reoxygenation biomembrane reaction device and water body in-situ remediation method thereof |
| CN101948180A (en) * | 2010-09-16 | 2011-01-19 | 河海大学 | Circular demountable ecological floating bed suitable for water area with water-level fluctuation |
| CN101948180B (en) * | 2010-09-16 | 2012-11-28 | 河海大学 | Circular demountable ecological floating bed suitable for water area with water-level fluctuation |
| CN102001755A (en) * | 2010-11-30 | 2011-04-06 | 中国环境科学研究院 | Landscaping type modularized multilayer combination biological floating island for purifying water quality of rivers and lakes of city |
| CN102001755B (en) * | 2010-11-30 | 2012-11-21 | 中国环境科学研究院 | Landscaping type modularized multilayer combination biological floating island for purifying water quality of rivers and lakes of city |
| CN102557273A (en) * | 2012-03-05 | 2012-07-11 | 武汉百安生物科技有限责任公司 | Active biological membrane for removing pollutants in lakes and rivers, as well as manufacturing method and application of active biological membrane |
| CN102674556A (en) * | 2012-05-24 | 2012-09-19 | 河海大学 | Composite ecological floating bed for providing biotope |
| CN102674556B (en) * | 2012-05-24 | 2013-07-03 | 河海大学 | Composite ecological floating bed for providing biotope |
| CN102826657A (en) * | 2012-08-27 | 2012-12-19 | 北京化工大学 | Carbon fiber wetland type ecological floating bed and arrangement method thereof |
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| Publication number | Publication date |
|---|---|
| CN1313394C (en) | 2007-05-02 |
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