CN104250057A - Photocatalytic oxidation and ecological remediation combined integrated water body restoration device - Google Patents

Photocatalytic oxidation and ecological remediation combined integrated water body restoration device Download PDF

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CN104250057A
CN104250057A CN201410438564.3A CN201410438564A CN104250057A CN 104250057 A CN104250057 A CN 104250057A CN 201410438564 A CN201410438564 A CN 201410438564A CN 104250057 A CN104250057 A CN 104250057A
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strong buoyancy
buoyancy carrier
filler
water body
carrier
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孙井梅
杨晓杰
李檬
吴卿
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Tianjin University
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Tianjin University
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02WCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W10/00Technologies for wastewater treatment
    • Y02W10/30Wastewater or sewage treatment systems using renewable energies
    • Y02W10/37Wastewater or sewage treatment systems using renewable energies using solar energy

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Abstract

The invention discloses a photocatalytic oxidation and ecological remediation combined integrated water body restoration device, the middle horizontal position of the device is provided with a strong buoyancy carrier (5), a solar battery board (1) is arranged in the central part of the strong buoyancy carrier (5), and is connected with an air pump (4), the air outlet of the air pump (4) is connected with an aeration pipe (7), the aeration pipe (7) vertically passes through the strong buoyancy carrier (5) and is communicated with an air distribution pipe (8) horizontally arranged below the device, an emergent aquatic plant (2) is arranged around the device, the emergent aquatic plant (2) and the strong buoyancy carrier (5) form an ecological floating bed system; the periphery of the strong buoyancy carrier (5) is provided with transparent plastic boards, the transparent plastic plates are pasted with a TiO2 visible light catalyst film to form a visible light photocatalytic oxidation system; and a filler cluster is vertically suspended below the strong buoyancy carrier (5). The photocatalytic oxidation and ecological remediation combined integrated water body restoration device has more than 50% removal rate of non-biodegradable pollutants and can enhance the effects of ecological restoration.

Description

The integrated water body prosthetic device that a kind of photochemical catalytic oxidation combines with restoration of the ecosystem
Technical field
The invention relates to city river water pollution control, particularly a kind of photochemical catalytic oxidation and restoration of the ecosystem combine integrated water body restoration device.
Background technology
Very important effect is had in the development of city river in city, construction and ecotope.But along with the development of economic society, city river pollutes and is also progressively aggravating, and due to long-term negligence of management, the phenomenon ubiquities such as river course is dirty, random, black, smelly, have seriously fettered the development in city, destroy urban environment, threat is also constituted to the existence of aquatic animals and plants.Therefore, the ecological management of city river is extremely urgent.
Photochemical catalytic oxidation wastewater processing technology utilizes the photohole in luminous energy activating semiconductor photocatalyst valence band, the hydroxyl radical free radical that oxidation capacity is extremely strong is formed in waste water, the organic pollutant of oxidation difficult for biological degradation, degradation process can be carried out at normal temperatures, to pollutent non-selectivity, non-secondary pollution, this Ying Jing becomes current field of waste water treatment study frontier both domestic and external and exploitation focus.In light-catalyzed reaction wastewater treatment, usually adopt ultraviolet lamp as excitation light source, because general photocatalyst has catalytic activity under ultraviolet light.But in application ultraviolet lamp process waste water process, high power consumption and the serious application that govern ultraviolet catalytic oxidation of the problem such as lamp tube service life is short.Adopt sunlight as the light source of photochemical catalytic oxidation wastewater processing technology system, application has the catalyst treatment waste water of catalytic activity under visible light, significantly can not only improve the effect of wastewater treatment, and there is the social benefit of good economic benefit and low-carbon environment-friendly.
At present, river channel ecology Treatment process has more array configuration, as Hu Mengchun (CN 102491586 A) devises a set of purification processing facility of black smelly urban river water comprising floatation type scene electric energy service, floatation type BAF, flocculation agent spray agent, the techniques such as the method comprehensive utilization flocculation, filtration, microbiological treatment, the water quality in the black smelly river course for the treatment of and purification.Method and the combined reactor of a kind of visible light catalytic and immobilized microorganism combination treatment waste water is referred in patent of invention (CN 103508638 A), its principle of work is that waste water is after photocatalytic degradation process, flow into and immobilization microorganism fluidized bedly carry out subsequent biochemical process, pollutent in waste water is degraded removal further, waste water through biochemical treatment carries out combination treatment more repeatedly, realizes carrying out repeatedly depth of round process to waste water.Paying moral has just waited (CN 102603041 A) to devise a kind of Water treatment method of microbial fuel cell, to the TiO of used water difficult to degradate through visible light activity in the method 2under visible ray or sunlight after catalysis, then mix with easy biochemical waste water jointly as the carbon source of microbiological fuel cell, the degradation efficiency of used water difficult to degradate is improved.2013107564655 patent applications of the applicant, provide a kind of solar energy aeration oxygenation-plant bed carrier band Biological membrane device, it is the biomembranous water treatment method of a kind of plant bed carrier band, can directly utilize sun power to aeration oxygen replenishing in water body, and in conjunction with the dual function of plant and filler, purifying water body water quality.But these methods also exist certain limitation and not enough: mainly in the black and odorous water containing trade effluent, range of application is narrow; Can not be applied to the ground such as natural river course or artificial lake, need manual operation to run well, equipment maintenance and management bothers; Can only to degrade Conventional pollution, and to problems such as Recalcitrant chemicals poor removal effect.
In sum, to the water quality ecological of city river improve lack a kind of regulation effect comprehensively, applied range and the treatment process of easy handling.
Summary of the invention
The present invention is directed to the shortcoming and defect of prior art, mainly add visible light catalytic oxidation system on the basis of existing technology; A kind of purification of water quality for river course or lake polluted water body and recovery are provided, improve water quality, progressively recover water body self-purification ability, regulation effect comprehensively, the integrated treatment unit of a kind of compound solar energy aeration oxygenation-plant bed carrier band microbial film-visible light catalytic oxidation of easy handling.
The present invention is achieved by following technical solution.
The integrated water body prosthetic device that a kind of photochemical catalytic oxidation combines with restoration of the ecosystem, comprise solar panel, air pump, aeration tube and gas distribution pipe, it is characterized in that, the by-level position of this device is provided with strong buoyancy carrier 5, strong buoyancy carrier 5 is rectangle, on bubbling through the water column; Solar panel 1 is arranged on the central part above strong buoyancy carrier 5, and be connected with air pump 4 by the support connection device 3 below it, the air outlet of air pump 4 is connected with aeration tube 7, aeration tube 7 passes perpendicularly through strong buoyancy carrier 5 and is connected with the gas distribution pipe 8 be horizontally set on below this device, for even gas distribution; Described solar panel 1, support connection device 3, air pump 4, aeration tube 7 and gas distribution pipe 8 form Aeration system;
Emergent 2 is provided with around solar panel 1, support connection device 3 and air pump 4;
Emergent 2 and strong buoyancy carrier 5 form biological floating bed system;
The surrounding of strong buoyancy carrier 5 is provided with transite plate, transite plate is stained with titanium dioxide visible light catalyzer film, and described transite plate and titanium dioxide visible light catalyzer film form visible light catalytic oxidation system 10;
Below strong buoyancy carrier 5, be vertically installed with filler 6, filler 6 connects bunchiness, evenly hangs on below strong buoyancy carrier 5; Central position below strong buoyancy carrier 5 is also provided with deadman 9, with the stability of assurance device.
The long-width ratio of described strong buoyancy carrier 5 is 2-5, and its width is 1/5 ~ 1/4 of river cross-section width, is generally maximumly no more than 2 meters;
Described solar panel 1 is 3 ~ 5 pieces, is arranged into fold-line-shaped, orientation Chao Nan, and with level orientation angle 10 ~ 20 degree.
Described transite plate is rectangle, is connected to strong buoyancy carrier surrounding, and its width is 20-40cm.
The one-tenth string length of described filler 6, when meeting buoyancy suffered by filler, is set as 1/3 ~ 1/2 of the river course depth of water, but is no more than 1.2 meters, and the adjacent filler spacing on filler string is 5 ~ 8cm, and filler string density is 40 ~ 60 strings/m 2.
This device is set to 10 ~ 30 in river course, and the spacing of every two neighboring devices is 15 ~ 20 meters.
Innovation of the present invention is visible light catalytic oxidation and solar energy aeration oxygenation, plant bed carrier band technology of biological membrane combined utilization, the ecological quality purifying device for water of composition integration.Visible light catalytic oxidation system is made up of transite plate and composite titanium dioxide visible light catalyst film.Composite titanium dioxide visible light catalyst film has visible light catalysis activity, sunlight can be utilized to carry out photocatalysis oxidation reaction, Recalcitrant chemicals in degradation water, can reach more than 50% to the clearance of Recalcitrant chemicals.Visible light catalytic oxidation system and plant, filler acting in conjunction, more comprehensively comprehensive to the degraded of water pollutant, the biodegradability of water body can be improved.Visible light catalytic oxidation system can make full use of sun power, economic environmental protection, and solar energy aeration aeration system can promote the local circulation of water body simultaneously, makes photocatalytic oxidation more comprehensively.Photochemical catalytic oxidation system, solar energy aeration aeration system and biological floating bed, filler can combine by the present invention, be combined into one formula device, with Simplified flowsheet, administer water body comprehensively, improve the effect that water ecology is repaired.
Accompanying drawing explanation
Fig. 1 is that photochemical catalysis of the present invention and restoration of the ecosystem combine the structural representation of integrated water body restoration device;
Fig. 2 is the vertical view of Fig. 1.
1---solar panel 2---emergent
3---support connection device 4---air pump
5---strong buoyancy carrier 6---filler
7---aeration tube 8---gas distribution pipe
9---deadman.10---visible light catalytic oxidation system
Embodiment
Below in conjunction with accompanying drawing, the invention will be further described.
Photochemical catalysis of the present invention and restoration of the ecosystem combine integrated water body restoration device, as shown in Figure 1, its middle level attitude is provided with strong buoyancy carrier 5, strong buoyancy carrier 5 is rectangle, on bubbling through the water column, its long-width ratio is 2-5, and width is depending on river cross-section width, be set to 1/5 ~ 1/4 of river cross-section width, but be generally maximumly no more than 2 meters; Solar panel 1 is arranged on the central part above strong buoyancy carrier 5, and be connected with air pump 4 by the support connection device 3 below it, and be connected with air pump 4 by the support connection device 3 below it, solar panel 1 is 3 ~ 5 pieces, be arranged into fold-line-shaped, orientation Chao Nan, and with level orientation angle 10 ~ 20 degree; The air outlet of air pump 4 is connected with aeration tube 7, and aeration tube 7 passes perpendicularly through strong buoyancy carrier 5 and is connected with the gas distribution pipe 8 be horizontally set on below this device, for even gas distribution;
Described solar panel 1, support connection device 3, air pump 4, aeration tube 7 and gas distribution pipe 8 form Aeration system.
By this system, sun power is constantly converted into electric energy, for the aeration oxygen replenishing of aerator, the dissolved oxygen content in water is enable to meet plant, the breathing of microorganism, Degradation, maintain the dissolved oxygen levels in water, and the local circulation of water body can be promoted, make decontamination effect improving more comprehensive.
Emergent 2 is provided with, see Fig. 2 around solar panel 1, support connection device 3 and air pump 4; Strong buoyancy carrier 5 forms biological floating bed system with emergent 2; Emergent utilizes the sieving of root system of plant, absorption and adsorption, removes the pollution substance in water, and enrichment and conversion heavy metal; Pollution substance in removable water is nitrogen, phosphorus or organic carbon nutritive element.
Described emergent is the emergent with good water body purification effect and landscape effect, and as wilson iris, Canna generalis Bailey, reed, Scirpus tabernaemontani, cattail etc., the plantation density of emergent is 2 ~ 10 strains/m 2.
Recalcitrant chemicals in water comprises natural organic matter as Microcystin, fulvic acid etc., and artificial synthetic organic materials is as phenols, lipid, aldehydes, carboxylic-acid etc. and derivative thereof.
The surrounding of strong buoyancy carrier 5 is provided with transite plate (commercially available nano reinforcement high transparency plate), the two is sticked together, transite plate is stained with titanium dioxide visible light catalyzer film (adopting the preparation of method described in patent CN103611518A), described transite plate and titanium dioxide visible light catalyzer film form visible light catalytic oxidation system 10; Described transite plate is rectangle, is connected to strong buoyancy carrier surrounding, and its width is 20-40cm.This system, by Recalcitrant chemicals in catalyzed degradation water, improves water body biodegradability, water body is carried out to the improvement of Comprehensive.
Below strong buoyancy carrier 5, be vertically installed with filler 6, filler 6 connects bunchiness, evenly hangs on below strong buoyancy carrier 5; Central position below strong buoyancy carrier 5 is also provided with deadman 9, with the stability of assurance device.
Microorganism species, plant plankton, protozoon, micro-metazoa adhere to, reside in filler 6 surface, build the microbial film with efficient fast purification pollutent, mainly to remove the COD in river water body; Filler 6 cultivates aerobic denitrifying bacteria especially, denitrification process can be completed under the condition that Dissolved Oxygen in Water is higher, effectively reduce total nitrogen concentration in water; By the use that filler is combined with plant, the secretory product of root system of plant can strengthen the biochemical degradation effect of filler; Described filler 6 connects the length of bunchiness when taking into full account buoyancy suffered by filler, is 1/3 ~ 1/2 of the river course depth of water, but is generally no more than 1.2 meters, and the adjacent filler spacing on filler string is 5 ~ 8cm; The density that described filler 6 connects bunchiness is 40 ~ 60 strings/m 2.
Filler 6 also can select combined stuffing, and this filler is with the fiber yarn of hard for skeleton, the weighting material using filamentary fibers as skeleton hollow part, and quality is light, easy to assembly, biofilm area large, is beneficial to the river course that pollution administration situation is more serious.
Filler 6 also can select Active biological filler, and this filler has merged the multiple trace element being conducive to the quick apposition growth of microorganism in macromolecular material, good hydrophilic property, biofilm is fast, oxygen transfer efficiency is high, and specific surface area is large, is beneficial to administer the serious river course of eutrophication.
Solar energy aeration aeration system and biological floating bed, filler combine by the present invention, are combined into one formula device.Than Aeration system and the separated method of biological floating bed system, this invention simplifies technique; Solar energy aeration aeration system and biological and ecological administering method are combined, improve water body micro-ecological environment, not only Dissolved Oxygen in Water concentration improves, the ecological management such as plant, microorganism also plays very large effect, integrated device improves the effect that water ecology is repaired, overall regulation effect is compared with the better effects if of two kinds of independent techniques, and the clearance of nitrogen can reach or can reach higher than 30% ~ 60%, COD clearance or higher than 40% ~ 60%.Solar energy aeration-oxygenation-plant bed carrier band biofilm system and visible light catalytic oxidation system are combined, make use of sun power more efficiently, improve the clearance of water pollutant, the particularly clearance of refractory organic in water, improve water body biodegradability, the ecological management for natural river course is significant.Meanwhile, solar energy aeration aeration system can promote the local circulation of water body, makes photocatalytic oxidation more comprehensive.
Solar panel is arranged on support connection device, converts solar energy into electrical energy, for aeration oxygen replenishing when weather is good.During due to fair weather, sun power constantly can be converted into electric energy by solar panel, for aerator aeration oxygen replenishing, the oxygen produced has made the dissolved oxygen content in water enough high, enough for the oxygen needed for the breathing of plant, microorganism etc., Degradation.When overcast and rainy and evening not having sunlight, the content of oxygen in water can't affect the physiological activity of plant and microorganism in a short time.Existing aeration process, be no matter aeration or surface aeration under water, all there is the problems such as aerator power consumption is high, maintenance management difficulty is large, particularly require supporting power system supply of electrical energy, these problem severe decrease range of application of aerating apparatus, has fettered the application of aeration oxygen replenishing.The present invention converts solar energy into electrical energy, and first eliminates and requires supporting power system, greatly expands range of application, reduces running cost, reduce the operational administrative difficulty of equipment; And this method application clean energy-sun power, greatly reduces energy consumption, and meets the theory of environment protection; Simultaneously, the quantity of solar panel should meet the demand of aeration, waste can not be formed too greatly by area again, the present invention arranges 3 ~ 5 pieces of solar panels, solar panel is broken-line type arrangement, and the certain angle that tilts, can Efficient Conversion sun power be electric energy, meet the electrical energy demands of aeration aerating, the normal operation of holdout device.Air pump and selecting of gas distribution pipe match with solar panel, the object of aeration is to recover oxygen in water level, improve the degrading activity of carrier biofilm, aeration tube length setting is 10 ~ 15cm longer than filler string, can realize this two kinds of effects simultaneously simultaneously.
Visible light catalytic oxidation system is innovation of the present invention.The reaction conditions of visible light catalytic oxidation method is gentle, is generally normal temperature and pressure state, easy to operate and non-secondary pollution, is applicable to being applied to wastewater treatment.In system transite plate select buoyancy large, make from the material of heavy and light, can not only bubble through the water column, and light transmission is good.Composite titanium dioxide visible light catalyst film effectively can utilize sunlight, under visible light illumination there is catalytic activity, difficult for biological degradation organic pollutant in degradation water, is combined with emergent and filler Conventional pollution of degrading, can carries out the ecological management of Comprehensive to natural river course.Due to when fair weather, composite titanium dioxide visible light catalyst film is most hardly degraded organic substance in catalyzed oxidation water, when there is no solar light irradiation so overcast and rainy, although this system does not play a role, also impact can not be formed on the treatment effect of whole device.The coupling of visible light catalytic oxidation system and solar energy aeration system, can utilize sun power more efficiently, low-carbon (LC), economy, environmental protection.Meanwhile, solar energy aeration aeration system can promote the local circulation of water body, makes photocatalytic oxidation more comprehensive.The hardly degraded organic substance that visible light catalytic oxidation system can act on mainly comprises natural organic matter as Microcystin, fulvic acid etc., with artificial synthetic organic materials as phenols, lipid, aldehydes, carboxylic-acid etc. and derivative thereof, the clearance for these pollutents all can reach more than 50%.Under the acting in conjunction of visible light catalytic oxidation system and plant, filler, hardly degraded organic substance in water can be removed, the Conventional pollution such as COD, and the nutritive element such as N, P, three complements each other, and the purifying treatment for water quality is more comprehensive.
Strong buoyancy carrier plants suitable emergent, the effects such as the sieving of root system of plant, absorption and absorption can be utilized, remove the pollution substance in water, as the nutritive element such as nitrogen, phosphorus, and enrichment and conversion heavy metal etc., meanwhile, the plantation of emergent can beautify river course environment.In water, the removal needs of nitrogen are aerobic alternately occurs with anaerobic environment, and solar energy aeration oxygenation makes oxygen in water sufficient, inhibits the growth metabolism of denitrifying bacteria, effectively can not remove nitrogen; Although microorganism can gather phosphorus under aerobic condition, if not timely, microorganism is derived water body, phosphoric is not removed from water at all, also can be present in water body or be released under certain condition in water body.And only have the sorption by root system of plant, the nutritive substance such as nitrogen, phosphorus in river course could be removed fast and effectively, so arranging of plant is essential.According to the water quality that will process river water body, the kind of emergent can be selected targetedly.Such as the river course that eutrophication is serious, the emergents such as wilson iris, Canna generalis Bailey, reed, Scirpus tabernaemontani, cattail can be selected; Wilson iris can suppress alga eruption, remove solvability nitrogen, phosphorus in water, improves water transparency, suppresses pH value increase etc.; Canna generalis Bailey root system is more flourishing, to solid matter, colloidalmaterial and NH 4 +-N etc. have certain sedimentation, interception and adsorption; Reed, Scirpus tabernaemontani and cattail also have good removal effect to nutritive substances such as nitrogen phosphorus.The plantation density of plant to fully take into account plant growing space, there is not the factors such as lodging, plantation density can be set as 2 ~ 10 strains/m 2.
Filler is important component part of the present invention, and filler can provide larger specific surface area, makes the existence density of microorganism the highest, planktonic organism can be made to adhere on it simultaneously, herd drinking water Middle nutrition material.The use of filler, can enrichment is huge in limited space biomass, makes microorganism high speed degradation of contaminant, can reach good treatment effect within the relatively short time.Further, filler is combined with plant, and the secretory product of root system of plant can strengthen the biochemical degradation effect of filler, so just makes that the effect of filler is more outstanding, treatment effect is more obvious.On filler, aerobic denitrifying bacteria is cultivated especially in present method, this kind of growth speed is fast, output is high, environmental compatibility is strong, denitrification speed is fast and thorough, there is the ability of the nitrated and metabolism hardly degraded organic substance of synchronous difference mostly, denitrification process can be completed under the condition that Dissolved Oxygen in Water is higher, to reduce in river course total nitrogen concentration in water fast and effectively.According to the water quality that will process river water body, the kind of filler can be selected targetedly.Such as, during the river course that pollution administration situation is more serious, combined stuffing can be selected, this filler is with the fiber yarn of hard for skeleton, the weighting material using filamentary fibers as skeleton hollow part, have that quality is light, easy to assembly, biofilm area be large, with root system of plant compatible degree comparatively advantages of higher.In filler, filamentary fibers is wound around out tiny space, so that the planktonic organism on it is adhered in protection, further provides higher specific surface area simultaneously, zooplankton and microorganism can be survived with higher density.Can also select Active biological filler in addition, this filler has merged the trace element that multiple types is conducive to the quick apposition growth of microorganism in macromolecular material, and it is fast that good hydrophilic property hangs mould, oxygen transfer efficiency is high, specific surface area is large, and proportion is suitable, fluid effect good, long service life.
When the present invention is applied to river water body purification, the size of whole device can be determined according to river course particular case.Device is placed in center, river course or near the position on bank, during arrangement both otherwise hinder the functions such as river course flood, plays the effect purifying water, improve the ecological environment again.The area of strong buoyancy carrier can be determined according to factors such as the ecotope of the length of cross section of river, two sides, river course, river flood passages, and in river course, the spacing of adjacent stream oriented device is set to 15 ~ 20 meters.

Claims (6)

1. the integrated water body prosthetic device that combines with restoration of the ecosystem of a photochemical catalytic oxidation, comprise solar panel, air pump, aeration tube and gas distribution pipe, it is characterized in that, the by-level position of this device is provided with strong buoyancy carrier (5), strong buoyancy carrier (5) is rectangle, on bubbling through the water column; Solar panel (1) is arranged on the central part above strong buoyancy carrier (5), and be connected with air pump (4) by the support connection device (3) below it, the air outlet of air pump (4) is connected with aeration tube (7), aeration tube (7) passes perpendicularly through strong buoyancy carrier (5) and is connected with the gas distribution pipe be horizontally set on below this device (8), for even gas distribution; Described solar panel (1), support connection device (3), air pump (4), aeration tube (7) and gas distribution pipe (8) form Aeration system;
Emergent (2) is provided with around solar panel (1), support connection device (3) and air pump (4);
Emergent (2) and strong buoyancy carrier (5) form biological floating bed system;
The surrounding of strong buoyancy carrier (5) is provided with transite plate, transite plate is stained with titanium dioxide visible light catalyzer film, described transite plate and titanium dioxide visible light catalyzer film form visible light catalytic oxidation system (10);
Below strong buoyancy carrier (5), be vertically installed with filler (6), filler (6) connects bunchiness, evenly hangs on below strong buoyancy carrier (5); Central position below strong buoyancy carrier (5) is also provided with deadman (9), with the stability of assurance device.
2. the integrated water body prosthetic device that combines with restoration of the ecosystem of a kind of photochemical catalytic oxidation according to claim 1, it is characterized in that, the long-width ratio of described strong buoyancy carrier (5) is 2-5, and its width is 1/5 ~ 1/4 of river cross-section width, is generally maximumly no more than 2 meters.
3. the integrated water body prosthetic device that combines with restoration of the ecosystem of a kind of photochemical catalytic oxidation according to claim 1, it is characterized in that, described solar panel (1) is 3 ~ 5 pieces, is arranged into fold-line-shaped, orientation Chao Nan, and with level orientation angle 10 ~ 20 degree.
4. the integrated water body prosthetic device that combines with restoration of the ecosystem of photochemical catalytic oxidation according to claim 1, it is characterized in that, described transite plate is rectangle, is connected to strong buoyancy carrier surrounding, and its width is 20-40cm.
5. the integrated water body prosthetic device that combines with restoration of the ecosystem of a kind of photochemical catalytic oxidation according to claim 1, it is characterized in that, the one-tenth string length of described filler (6) is when meeting buoyancy suffered by filler, be set as 1/3 ~ 1/2 of the river course depth of water, but be no more than 1.2 meters, adjacent filler spacing on filler string is 5 ~ 8cm, and filler string density is 40 ~ 60 strings/m 2.
6. the integrated water body prosthetic device that combines with restoration of the ecosystem of a kind of photochemical catalytic oxidation according to claim 1, it is characterized in that, this device is set to 10 ~ 30 in river course, and the spacing of every two neighboring devices is 15 ~ 20 meters.
CN201410438564.3A 2014-08-29 2014-08-29 Photocatalytic oxidation and ecological remediation combined integrated water body restoration device Pending CN104250057A (en)

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CN110436705A (en) * 2019-07-31 2019-11-12 安徽环境科技集团股份有限公司 A kind of reduction dispersion sewage draining exit is polluted into river device
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CN114956317A (en) * 2022-06-20 2022-08-30 山东太平洋环保股份有限公司 Preparation method and application method of photovoltaic material net
CN115385455A (en) * 2022-08-05 2022-11-25 绵阳市靓固建设工程有限公司 Water ecological restoration device based on microorganism
CN116730508A (en) * 2023-07-21 2023-09-12 中国水利水电科学研究院 Ecological floating island for water body restoration

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Application publication date: 20141231