CN112939383A - Algae removal water purification device combining ozone and aeration - Google Patents

Algae removal water purification device combining ozone and aeration Download PDF

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Publication number
CN112939383A
CN112939383A CN202110489292.XA CN202110489292A CN112939383A CN 112939383 A CN112939383 A CN 112939383A CN 202110489292 A CN202110489292 A CN 202110489292A CN 112939383 A CN112939383 A CN 112939383A
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CN
China
Prior art keywords
water
aeration
ozone
algae
floating body
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Pending
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CN202110489292.XA
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Chinese (zh)
Inventor
李聪
张可佳
张仪萍
刘小为
杨玉龙
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Zhejiang University ZJU
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Zhejiang University ZJU
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Priority to CN202110489292.XA priority Critical patent/CN112939383A/en
Publication of CN112939383A publication Critical patent/CN112939383A/en
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    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F9/00Multistage treatment of water, waste water or sewage
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00Treatment of water, waste water, or sewage
    • C02F1/72Treatment of water, waste water, or sewage by oxidation
    • C02F1/78Treatment of water, waste water, or sewage by oxidation with ozone
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00Biological treatment of water, waste water, or sewage
    • C02F3/32Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C02F3/327Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae characterised by animals and plants
    • CCHEMISTRY; METALLURGY
    • C02TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02FTREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F7/00Aeration of stretches of water
    • 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
    • Y02W10/10Biological treatment of water, waste water, or sewage

Abstract

The invention provides an algae removal and water purification device combining ozone and aeration, which is arranged in a water body and mainly comprises: the device comprises five parts, namely a floating body, an aeration system, plants, an ozone generation system and a control system. The floating body is a placing carrier of other systems and is a provider of buoyancy of the whole device; the aeration system consists of aeration equipment and related pipelines; the plant is composed of calamus and other plants; the ozone generation system mainly comprises an ionization device; the control system mainly comprises a control circuit and a dissolved oxygen meter; the aeration system can enable algae to migrate to the lower layer of the water body, so that death of the algae is accelerated; the ozone generation system can destroy the functions of cell organs and realize high-efficiency algae inhibition. Meanwhile, the neon lamp tube also has a landscape effect. The invention has the outstanding advantages of low cost, no secondary pollution, obvious effect, certain economic benefit, flexible construction according to the water body field condition and the like.

Description

Algae removal water purification device combining ozone and aeration
Technical Field
The invention relates to the technical field of water ecology, in particular to an algae removal and water purification device combining ozone and aeration.
Background
The ecological civilization is a new stage of human civilization development after the industrial civilization, advocates that the human society respects nature, conforms to nature, protects nature, reasonably utilizes nature, opposes indifference to nature, tramples nature, abuse nature and intervenes nature blindly, and advocates harmony of nature and human. Under the condition that exogenous pollution is controlled, water ecological restoration plays an important role in improving the water quality of rivers and improving the functions of ecological systems of the rivers. However, nowadays, environmental problems caused by rapid propagation of algae, such as eutrophication of water bodies, have attracted attention of people in all communities, and researchers are actively searching for ways to control algae.
Eutrophication is a phenomenon of water body aging, which means water body enrichment of lakes, reservoirs and rivers. Once the eutrophic water body is formed, the over-high concentration of nitrogen and phosphorus exceeds the self-cleaning capacity of the water body, which is shown in that the content of nutrient salt, particularly phosphorus, is increased to promote the increase of algae species and biomass in the water body, the aquatic organisms become organic components of the water body, and in the process of decay after death, nutrient elements are released into water and are utilized by the organisms again, so that a circulation process that nutrient substances are difficult to output is formed.
The transparency of eutrophic water is reduced, and sunlight is difficult to penetrate through a water permeable layer, thereby affecting photosynthesis and oxygen release of plants in water, and simultaneously, a large amount of plankton is propagated to consume a large amount of oxygen in water, so that the dissolved oxygen in water is seriously insufficient, and the photosynthesis of plants on the water surface may cause supersaturation of local dissolved oxygen. The over-saturation of dissolved oxygen and the low amount of dissolved oxygen in water are harmful to aquatic animals (mainly fishes), and cause a great amount of death of fishes. Meanwhile, eutrophic water contains nitrite and nitrate, and people and livestock can be poisoned and pathogenic if drinking water with the content of the substances exceeding a certain standard for a long time. Water eutrophication often causes the aquatic ecosystem to be disordered, the variety of aquatic organisms is reduced, and the diversity is damaged.
Therefore, an algae-removing water purifying device combining ozone and aeration is provided to solve the problems.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides an algae removal and water purification device combining ozone and aeration.
In order to achieve the purpose, the invention adopts the following technical scheme:
an algae-removing water purifying device combining ozone and aeration comprises a floating body, an aeration system, plants, an ozone generating system and a control system.
Preferably, the floating body comprises a light material and a hard mesh enclosure wrapped outside, the floating body is provided with a reserved hole for installation of related equipment and growth of plants, and a neon lamp tube is installed above the floating body.
Preferably, the light material is composed of inorganic materials such as ceramsite.
Preferably, the hard mesh enclosure is made of an antirust steel wire and is in a flat cylindrical shape, mesh holes of the mesh enclosure are smaller than the minimum particle size of the inorganic material, and a fixing interface is arranged on the outer side of the mesh enclosure and is convenient to fix on the water surface.
Preferably, the aeration system consists of a water pump, a water inlet pipe and a water outlet pipe.
Preferably, the water pump is installed on the prepared hole of the floating body;
the water inlet pipe penetrates through the floating body and is connected to the water body;
the water outlet pipe is vertically upward, so that fountain-shaped water flow is conveniently formed;
the water pump adopts centralized power supply, and the specific opening and closing quantity is determined by a control system;
the water inlet pipe adopts a TPU high-abrasion-resistance hose;
the water outlet pipe adopts a UPVC hard pipe.
Preferably, the plant consists of calamus and other plants and is planted in the reserved hole in the floating body.
Preferably, the ozone generating system consists of an ozone generator.
Preferably, the ozone generator is a small ozone generator.
Preferably, the control system consists of a control circuit and a dissolved oxygen sensor, and the control circuit determines the opening number of the water pumps of the aeration system according to the concentration of the dissolved oxygen.
Preferably, the control circuit is implemented by a Programmable Logic Controller (PLC).
Preferably, the dissolved oxygen concentration is realized by using a dissolved oxygen sensor.
The technology adopts a mode of combining aeration with ozone to inhibit algae. The aeration mode is continuous aeration, and the aeration can increase the dissolved oxygen in the river channel and improve the activity of aerobic microorganisms for purifying pollutants, thereby realizing the aim of inhibiting algae. Strong ozone oxidation ability, fast reaction speed and molecular state
Figure 392925DEST_PATH_IMAGE001
Can diffuse into the algae cells to destroy the functions of cell organs, thereby realizing the inactivation of the algae. In addition, the neon lamp tube and the plant also have landscape effect.
The technical scheme provided by the embodiment of the invention can have the following beneficial effects:
1. the cost is low, the technology mainly adopts aeration and oxygenation equipment and an ozone generator, and the materials are easy to obtain and cheap;
2. the method has no secondary pollution, the original ecology is not destroyed by aeration and the acorus calamus floating bed, the self-purification function of the water body is increased, and certain landscape benefits are achieved;
3. the effect is obvious, the algae inhibiting effect is good, and the landscape is also obvious;
4. has certain economic benefit, and the calamus can be harvested subsequently;
5. can be flexibly constructed according to the water body field condition, is coupled with other water environment ecological restoration measures, and has wide application range.
Drawings
FIG. 1 is a plan view of a mosquito control device of an algae removal water purification device using ozone and aeration in combination according to the present invention;
FIG. 2 is a sectional view of a floating body in an algae-removing water purifying device combining ozone and aeration according to the present invention;
FIG. 3 is an electromechanical sectional view of an algae-removing water purifying apparatus using ozone and aeration in accordance with the present invention;
FIG. 4 is a plant section view of an algae-removing water purifying device combining ozone and aeration according to the present invention.
In the figure: 1. a float; 2. an aeration system; 3. a plant; 4. an ozone generating system; 5. a control system; 6. a lightweight material; 7. a hard mesh enclosure; 8. reserving a hole; 9. fixing the interface; 10. a water pump; 11. a water inlet pipe; 12. a water outlet pipe; 13. calamus; 15. an ozone generator; 16. a control circuit; 17. a dissolved oxygen sensor.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-4, an algae-removing and water-purifying device combining ozone and aeration comprises a floating body 1, an aeration system 2, plants 3, an ozone generation system 4 and a control system 5.
A round closed landscape pool in a certain community is selected to implement the project, the diameter of the pool is 5000mm, and the depth of the pool is 1000 mm.
In the invention, the floating body 1 is cylindrical, the diameter is 3000mm, the height is 300mm, and a reserved hole 8 is arranged.
In the invention, the light material 6 is composed of biological ceramsite, and the particle size is 30-50 mm.
In the invention, the hard mesh enclosure 7 is made of antirust steel wires and is in a flat cylindrical shape, and the mesh holes of the hard mesh enclosure 7 are square holes with the side length of 25 mm. The outer side of the hard mesh enclosure 7 is provided with a fixed interface 9 which is fixed on the water surface by a rope.
In the invention, a water pump 10 in an aeration system 2 is arranged on a preformed hole 8, the selection type is BL-007 submersible sewage pump, the power is 55W, a water inlet pipe 11 penetrates through a floating body 1 to be connected into a water body, a water outlet pipe 12 is vertically upward, a TPU high-wear-resistance hose is adopted for the water inlet pipe 11 with the pipe diameter of 18mm, and a UPVC hard pipe is adopted for the water outlet pipe 12 with the pipe diameter of 18 mm.
In the invention, the plant 3 consists of calamus 13 and other plants, the planting ratio of the calamus 13 to the other plants is 1:1.5, and the planting density is 6 plants per square meter.
In the invention, the ozone generating system 4 consists of an ozone generator 15, and a small-sized high-efficiency ozone generator is selected.
In the present invention, the control system 5 is composed of a control circuit 16 and a dissolved oxygen sensor 17. The control circuit 16 determines the number of water pumps 10 of the aeration system 2 to be turned on according to the dissolved oxygen concentration.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims (10)

1. An algae removal and water purification device combining ozone and aeration is characterized by comprising a floating body (1), an aeration system (2), plants (3), an ozone generation system (4) and a control system (5).
2. The algae-removing and water-purifying device combining ozone and aeration according to claim 1, wherein the floating body (1) comprises a light material (6) and a hard mesh enclosure (7) wrapped outside, the floating body (1) is provided with a reserved hole (8) for installation of related equipment and growth of plants (3), and a neon lamp (17) is installed above the floating body (1).
3. The combined ozone and aeration algae-removing and water-purifying device according to claim 2, wherein the light material (6) is composed of inorganic materials such as ceramsite.
4. The device as claimed in claim 2, wherein the hard mesh enclosure (7) is made of rust-proof steel wire and has a flat cylindrical shape, the mesh holes of the mesh enclosure are smaller than the minimum particle size of the inorganic material, and the mesh enclosure is provided with fixing interfaces (9) on the outside for fixing on the water surface.
5. The combined ozone and aeration algae-removing and water-purifying device according to claim 1, wherein the aeration system (2) is composed of a water pump (10), a water inlet pipe (11) and a water outlet pipe (12).
6. The combined ozone and aeration algae-removing and water-purifying apparatus according to claim 1, wherein the water pump (10) is installed on the prepared hole (8) of the floating body;
the water inlet pipe (11) penetrates through the floating body (1) and is connected to the water body;
the water outlet pipe (12) is vertically upward, so that fountain-shaped water flow is conveniently formed;
the water pump (10) adopts centralized power supply, and the specific opening and closing number is determined by the control system (5);
the water inlet pipe (11) adopts a TPU high-abrasion-resistance hose;
the water outlet pipe (12) adopts a UPVC hard pipe.
7. The device for removing algae and purifying water in combination of ozone and aeration according to claim 1, wherein the plant (3) is composed of calamus (13) and other plants, and is planted in the prepared hole of the floating body (1).
8. The combined ozone and aeration algae-removing and water purifying apparatus according to claim 1, wherein the ozone generating system (4) is composed of an ozone generator (15), preferably a small ozone generator.
9. The combined ozone and aeration algae-removing and water purifying device according to claim 1, wherein the control system (5) is composed of a control circuit (16) and a dissolved oxygen sensor (17), and the control circuit (16) determines the number of water pumps (10) of the aeration system (2) to be turned on according to the concentration of dissolved oxygen.
10. The combined ozone and aeration algae-removing and water purifying apparatus according to claim 9, wherein the dissolved oxygen concentration is realized by using a dissolved oxygen sensor (17).
CN202110489292.XA 2021-05-06 2021-05-06 Algae removal water purification device combining ozone and aeration Pending CN112939383A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110489292.XA CN112939383A (en) 2021-05-06 2021-05-06 Algae removal water purification device combining ozone and aeration

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202110489292.XA CN112939383A (en) 2021-05-06 2021-05-06 Algae removal water purification device combining ozone and aeration

Publications (1)

Publication Number Publication Date
CN112939383A true CN112939383A (en) 2021-06-11

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110759490A (en) * 2019-11-28 2020-02-07 天津市环境保护科学研究院 Micro-nano aeration biological contact oxidation water body purification method and device
CN210710917U (en) * 2019-01-21 2020-06-09 上海水平衡环境科技发展有限公司 Have view and novel ecological bed that floats of oxygenation effect concurrently

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN210710917U (en) * 2019-01-21 2020-06-09 上海水平衡环境科技发展有限公司 Have view and novel ecological bed that floats of oxygenation effect concurrently
CN110759490A (en) * 2019-11-28 2020-02-07 天津市环境保护科学研究院 Micro-nano aeration biological contact oxidation water body purification method and device

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Application publication date: 20210611