CN110937755B - Three-dimensional biological hatching bed using novel algae control agent and hatching method thereof - Google Patents
Three-dimensional biological hatching bed using novel algae control agent and hatching method thereof Download PDFInfo
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- CN110937755B CN110937755B CN201911225488.7A CN201911225488A CN110937755B CN 110937755 B CN110937755 B CN 110937755B CN 201911225488 A CN201911225488 A CN 201911225488A CN 110937755 B CN110937755 B CN 110937755B
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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
- C02F9/00—Multistage treatment of water, waste water or sewage
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F1/5236—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities using inorganic agents
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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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F2001/007—Processes including a sedimentation step
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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
- C02F3/34—Biological treatment of water, waste water, or sewage characterised by the microorganisms used
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Abstract
The invention discloses a three-dimensional biological hatching bed using a novel algae control agent, and belongs to the technical field of water treatment. The method comprises the following steps: the biological incubator comprises a primary mixing pool, an overflow groove, a filtering cabin, a biological incubation cabin, a switch cabin, a battery cabin, a water taking submersible pump, a spraying submersible pump, a front floating body cabin and a rear floating body cabin. The front floating body cabin is connected with the rear floating body cabin through bolts, a water inlet of a water taking submersible pump is arranged beside the front floating body cabin and is connected with the front floating body cabin through bolts, and a water outlet of the water taking submersible pump is arranged at the bottom of the primary mixing pool; the water outlet of the spraying submersible pump is fixed beside the rear floating body cabin and is opposite to the water inlet of the water taking submersible pump in direction. The invention reduces the time for maintaining the equipment and improves the survival rate of the microorganisms.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a three-dimensional biological hatching bed using a novel algae control agent and a hatching method thereof.
Background
Usually, when natural water body protection is carried out, especially when lakes are treated, activated microorganisms are usually put into the water body protection. Before the microorganism is put into use, the microorganism needs to be domesticated for a certain period, and then the microorganism is transported to the site for spraying after the domestication. Many microorganisms die during transportation and use, and the transportation process is costly. Another common method is to incubate directly in the body of water ready for use with a biological incubation bed. In this case, the water source used in the acclimatization process is from a polluted water body, which is very easy to cause water bloom outbreak in the biological incubation bed, the balance and stability of the aquatic ecosystem in the biological incubation bed are seriously damaged, and the toxin released by the algae cells can threaten the microorganisms in the biological incubation bed. At present, ferric trichloride or polyaluminium chloride is mainly put into a biological hatching bed, and the two inorganic flocculants can be hydrolyzed into charged positive colloids in water, so that the surface charges of algae can be neutralized and the high algae removal rate can be obtained.
However, the flocs formed by the two inorganic flocculants and the algae cells have large volume, loose structure and poor settling property, and are easy to break under the action of external force such as hydraulic impact, so that the settling effect is poor and unstable, and the efficiency of the biological hatching bed is influenced. Therefore, there is a need for new algaecides and new biological hatching beds to improve the efficiency of biological hatching beds.
Disclosure of Invention
The invention aims to provide a three-dimensional biological hatching bed using a novel algae control agent and a hatching method thereof.
A three-dimensional biological incubation bed using novel algaecides, comprising: the device comprises a primary mixing pool, an overflow groove, a filtering cabin, a biological incubation cabin, a switch cabin, a battery cabin, a water taking submersible pump, a spraying submersible pump, a front floating body cabin and a rear floating body cabin; the front floating body cabin is connected with the rear floating body cabin through bolts, a water inlet of a water taking submersible pump is arranged beside the front floating body cabin and is connected with the front floating body cabin through bolts, and a water outlet of the water taking submersible pump is arranged at the bottom of the primary mixing pool; the water outlet of the spraying submersible pump is fixed beside the rear floating body cabin and is opposite to the water inlet of the water taking submersible pump in direction.
The water body total flow channel sequence is that the water enters the device from the water inlet of the water taking submersible pump, passes through the water taking submersible pump and then passes through the water outlet of the water taking submersible pump, enters the primary mixing tank, is mixed with the algae control agent through the primary mixing tank, flows through the low overflow wall, enters the overflow groove, and part of large-block sediments are left in the primary mixing tank. The mixed water body entering the overflow groove is mixed with the algae control agent in the overflow groove, and finally reaches the biological hatching cabin after being filtered by the filter net rack and the filter bag;
a double-layer metal net is arranged between the primary mixing pool and the water outlet of the water taking submersible pump, the distance is 4mm, the aperture is 1mm, and a novel algae control agent is laid on the metal net;
a low overflow wall is arranged between the primary mixing pool and the overflow groove, a fold line weir is arranged in the middle of the overflow groove, the angle of the fold line is 60 degrees, and the length of the total fold line is 2 times of the side length of the overflow groove;
a filter cabin is connected below the overflow groove, and three layers of filter net racks are arranged in the filter cabin; each layer of net rack is of a metal net structure, a filter bag filled with an algae control agent is placed on each layer of metal net, and a filter membrane is arranged below each layer of metal net; the filter bag is preferably a non-woven fabric filter bag, the novel algae control agent is placed in the filter bag, and the particle sizes of the algae control agent in the filter bag on the three-layer net rack are respectively 3cm, 1cm and 5mm from top to bottom; the filtering membrane is a geomembrane.
The lower layer of the filtering cabin is provided with a biological hatching cabin, and the filtering cabin is fixed at the upper part of the biological hatching cabin and is 10cm higher than the biological hatching cabin. The left side and the right side of the filtering cabin are provided with switch cabins, and the switch cabins are mutually connected with the filtering cabin through bolts;
the water taking submersible pump is arranged between the water inlet of the water taking submersible pump and the water outlet of the water taking submersible pump, the power of the single submersible pump is 25w, and the pipe diameter of the water inlet and outlet pipe is 10 cm.
A battery cabin is arranged at the upper part of the front floating body cabin, and a storage battery is arranged in the battery cabin.
The novel algicide consists of the following components in parts by weight:
67.3-84.5 parts of kaolin;
7.5-14.8 parts of polyaluminum chloride;
6.4-12.7 parts of ferric trichloride;
the kaolin is modified kaolin.
The adding amount of the novel algae control agent added into the water body to be treated is 0.15-0.35 g/L.
Microbial raw materials are placed in the hatching cabin.
An external water body is pumped into the primary mixing tank through a water inlet of a water taking submersible pump, the water body overflows from the lower part to the upper part and pushes a novel algae control agent in the primary mixing tank, a polluted water body is mixed with the novel algae control agent in the primary mixing tank, the mixed water body flows through an overflow groove through a low overflow wall, the water body turns over a broken line weir of the overflow groove and flows into a filtering cabin arranged below the overflow groove, the water body continues to act with the novel algae control agent in each layer of filtering bags on a three-layer metal net in the filtering cabin, and precipitates generated by the action are filtered by each layer of filtering membranes of a filtering net rack; the algae-free water flows into the hatching cabin at the bottom to be used as water for culturing the microorganisms.
The lower part of the microorganism incubation cabin is provided with a spraying submersible pump, water mixed with microorganisms is discharged into water after the microorganism incubation time is up, and the direction of a water outlet of the spraying submersible pump is opposite to that of a water inlet of a water taking submersible pump.
In the whole process, the whole biological hatching bed can slowly move in the water due to the power action of the submersible water pump for taking water and the submersible water pump for spraying.
A singlechip control circuit is arranged in the switch cabin 5;
the hatching method of the hatching bed comprises the following steps:
1) firstly, filling algaecides with different particle sizes into a filter bag, and paving the filter bag on a filter net rack of a filter cabin; spreading the algae-controlling agent on a metal net of the primary mixing tank; installing a front floating body cabin and a rear floating body cabin;
2) placing microbial parents to be incubated in a microbial incubation cabin, and placing a three-dimensional biological incubation bed in a water body in which microbes are to be placed;
3) the biological incubation cabin operates according to the following time sequence, and a, the operation of the water taking submersible pump is stopped after 15 minutes; b, the water body enters a biological incubation cabin through a primary mixing pool, an overflow tank and a filtering cabin; the water body is detected and analyzed, the particle size range of the algae flocculating constituent is 0.01-0.7 mm, and the median particle size is 0.25 mm; c, fully mixing the microorganisms with the water body, measuring and calculating the bacterial hatching amount, and finding that the microbial biomass reaches 128 times of the preset amount within 2 hours in an anoxic environment; d, starting the spraying submersible pump 2 hours after the water taking submersible pump is stopped, and spraying the water body in the microorganism hatching cabin into the purified water body.
4) The above process is repeated. The staff only need regularly clear up filter bag, filtration membrane and supplementary microorganism just can accomplish work. The cleaned filter bag is reprocessed, and the novel algae control agent can be recycled.
Compared with the prior art, the invention has the following advantages and effects:
(1) the time for maintaining the equipment is reduced, and the survival rate of the microorganisms is improved.
(2) The invention has simple structure and convenient operation, can float on the water surface stably without causing inclination, utilizes the microorganism to carry out environmental acclimation in natural water and has higher survival rate.
(3) The algae flocculating constituent formed in the invention can make microorganisms attached to the algae to obtain nutrition, and the particle size combination and the particle size range can make dissolved oxygen in water reach a better level for microorganism propagation, so that the microorganism yield per unit time exceeds that of a common microorganism hatching bed.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic cross-sectional view of the invention taken along line A-A;
FIG. 3 is a schematic left side view of the present invention;
FIG. 4 is a right side view of the present invention.
Detailed Description
The present invention is further described with reference to the accompanying drawings, and the following embodiments are only used to more clearly illustrate the technical solutions of the present invention, and should not be taken as limiting the scope of the present invention.
As shown in fig. 1, a three-dimensional organism hatching bed using a novel algaecide comprises: the biological incubator comprises a primary mixing pool 1, an overflow tank 2, a filter cabin 3, a biological incubation cabin 4, a switch cabin 5, a battery cabin 6, a water taking submersible pump 7, a spraying submersible pump 8, a front floating body cabin 9, a rear floating body cabin 10, wherein the front floating body cabin 9 is connected with the rear floating body cabin 10 through bolts; the water outlet 81 of the spraying submersible pump is fixed beside the rear floating body cabin 10 and is opposite to the water inlet 72 of the water taking submersible pump 7.
The total flow channel sequence of the water body is that the water enters the device from a water inlet 72 of the water taking submersible pump, passes through the water taking submersible pump 7 and then passes through a water outlet 71 of the water taking submersible pump, enters the primary mixing tank 1, is mixed with the algae control agent through the primary mixing tank 1, flows through the low overflow wall 21, enters the overflow groove 2, and part of large-sized sediments are left in the primary mixing tank 1. The mixed water body entering the overflow groove 2 is mixed with the algae control agent in the overflow groove 2, and finally reaches the biological hatching cabin 4 after being filtered by the filter net rack 31 and the filter bag 32;
a double-layer metal net 11 is arranged between the primary mixing pool 1 and the water outlet 71 of the submersible pump, the distance is 4mm, the aperture is 1mm, and a novel algae control agent is laid on the metal net;
a short overflow wall 21 is arranged between the primary mixing pool 1 and the overflow groove 2, a fold line weir 22 is arranged in the middle of the overflow groove 2, the angle of the fold line is 60 degrees, and the length of the total fold line is 2 times of the side length of the overflow groove 2;
a filtering cabin 3 is connected below the overflow groove 2, and three layers of filtering net racks 31 are arranged in the filtering cabin 3; the filter net rack is of a metal net structure, a filter bag 32 filled with the algae control agent is placed on each layer of metal net, and a filter membrane 33 is arranged below each layer of filter net rack; the filter bag 32 is a non-woven fabric filter bag, the novel algae control agent is placed in the filter bag 32, and the particle sizes of the algae control agent in the filter bag on the three-layer net rack are respectively 3cm, 1cm and 5mm from top to bottom; the filtering membrane 33 is a geomembrane, and the median particle size of the filtrate which can pass through the non-woven fabric filtering bag is 0.25mm, and the maximum particle size is 0.7 mm. .
The lower layer of the filtering cabin 3 is provided with a biological incubation cabin 4, and the filtering cabin 3 is fixed at the upper part of the biological incubation cabin 4 and is 10cm higher than the biological incubation cabin 4. The left side and the right side of the filtering cabin 3 are provided with switch cabins 5, and the switch cabins 5 are mutually connected with the filtering cabin 3 through bolts;
the water taking submersible pump 7 is arranged between the water inlet 72 of the water taking submersible pump and the water outlet 71 of the water taking submersible pump, the power of the single submersible pump is 25w, and the pipe diameter of the water inlet pipe and the water outlet pipe is 10 cm.
The upper part of the front floating body cabin 9 is provided with a battery cabin 6, and a storage battery is arranged in the battery cabin 6.
The novel algicide consists of the following components in parts by weight:
67.3-84.5 parts of kaolin;
7.5-14.8 parts of polyaluminum chloride;
6.4-12.7 parts of ferric trichloride;
the kaolin is modified kaolin.
The adding amount of the novel algae control agent added into the water body to be treated is 0.15-0.35 g/L.
The hatching cabin 4 is internally provided with microorganism raw materials.
External water is pumped into the primary mixing tank 1 through a power cabin submersible pump, the water overflows from the lower part to the upper part and pushes the novel algae control agent in the primary mixing tank 1, the polluted water is mixed with the novel algae control agent in the primary mixing tank 1, the mixed water flows through the overflow groove 2 through the overflow wall 21, the water turns over the broken line weir 22 of the overflow groove 2 and flows into the filter cabin 3 arranged below the overflow groove 2, the mixed water continues to act with the novel algae control agent in each layer of filter bag 32 on the three layers of metal nets in the filter cabin 3, and precipitates generated by the action are filtered by each layer of filter membrane 33 of the filter net frame 31; the algae-free water flows into the hatching chamber 4 at the bottom as water for culturing the microorganisms.
The two sides of the microorganism incubation cabin 4 are provided with spraying submersible pumps 8, water mixed with microorganisms is discharged into water after the microorganism culture time is up, and the opening of the water outlet 81 of the spraying submersible pump is arranged at the position of a rear baffle of the spraying submersible pump 8 and is opposite to the direction of the water inlet 72 of the water taking submersible pump.
In the whole process, the whole biological hatching bed can slowly move in the water due to the power action of the water taking submersible pump and the spraying submersible pump 8 in the power cabin 7.
The hatching method of the hatching bed comprises the following steps:
1) firstly, filling algaecides with different particle sizes into a filter bag, and paving the filter bag on a filter net rack of a filter cabin; spreading the algae-controlling agent on a metal net of the primary mixing tank; installing a front floating body cabin and a rear floating body cabin;
2) placing microbial parents to be incubated in a microbial incubation cabin, and placing a three-dimensional biological incubation bed in a water body in which microbes are to be placed;
3) the biological incubation cabin operates according to the following time sequence, and a, the operation of the water taking submersible pump is stopped after 15 minutes; b, the water body enters a biological incubation cabin through a primary mixing pool, an overflow tank and a filtering cabin; the water body is detected and analyzed, the particle size range of the algae flocculating constituent is 0.01-0.7 mm, and the median particle size is 0.25 mm; c, fully mixing the microorganisms with the water body, measuring and calculating the bacterial hatching amount, and finding that the microbial biomass reaches 128 times of the preset amount within 2 hours in an anoxic environment; d, starting the spraying submersible pump 2 hours after the water taking submersible pump is stopped, and spraying the water body in the microorganism hatching cabin into the purified water body.
The worker only needs to clean the filter bag 32, the filter membrane 33 and replenish the microorganisms periodically to complete the work. The cleaned filter bag 32 is reprocessed, and the novel algae control agent can be recycled.
Claims (2)
1. A three-dimensional biological incubation bed using novel algaecides, comprising: the device comprises a primary mixing pool, an overflow groove, a filtering cabin, a biological incubation cabin, a switch cabin, a battery cabin, a water taking submersible pump, a spraying submersible pump, a front floating body cabin and a rear floating body cabin; the front floating body cabin is connected with the rear floating body cabin through bolts, a water inlet of a water taking submersible pump is arranged beside the front floating body cabin and is connected with the front floating body cabin through bolts, and a water outlet of the water taking submersible pump is arranged at the bottom of the primary mixing pool; the water outlet of the spraying submersible pump is fixed beside the rear floating body cabin and is opposite to the water inlet of the water taking submersible pump in direction; a double-layer metal net is arranged between the primary mixing pool and the water outlet of the submersible pump, the distance is 4mm, the aperture is 1mm, and a novel algae control agent is laid on the metal net; a short overflow wall is arranged between the primary mixing tank and the overflow groove, a fold line weir is arranged in the middle of the overflow groove, the angle of the fold line is 60 degrees, and the length of the total fold line is 2 times of the side length of the overflow groove;
a filter cabin is connected below the overflow groove, and three layers of filter net racks are arranged in the filter cabin; each layer of net rack is of a metal net structure, a filter bag filled with an algae control agent is placed on each layer of metal net, and a filter membrane is arranged below each layer of metal net; the filter bag is a non-woven fabric filter bag, the novel algae control agent is placed in the filter bag, and the particle sizes of the algae control agent in the filter bag on the three-layer net rack are respectively 3cm, 1cm and 5mm from top to bottom; the filtering membrane is a geomembrane, the median particle size of a filtrate which can pass through the non-woven fabric filtering bag is 0.25mm, and the maximum particle size is 0.7 mm;
the lower layer of the filtering cabin is provided with a biological incubation cabin, and the filtering cabin is fixed at the upper part of the biological incubation cabin and is 10cm higher than the biological incubation cabin; the left side and the right side of the filtering cabin are provided with switch cabins, and the switch cabins are mutually connected with the filtering cabin through bolts; the water taking submersible pump is arranged between the water inlet of the water taking submersible pump and the water outlet of the water taking submersible pump, the power of the single submersible pump is 25w, and the pipe diameter of the water inlet pipe and the water outlet pipe is 10 cm; a battery cabin is arranged at the upper part of the front floating body cabin, and a storage battery is arranged in the battery cabin.
2. The three-dimensional organism hatching bed using the novel algae control agent according to claim 1, wherein the hatching mode comprises the following steps:
1) firstly, filling algaecides with different particle sizes into a filter bag, and paving the filter bag on a filter net rack of a filter cabin; spreading the algae-controlling agent on a metal net of the primary mixing tank; installing a front floating body cabin and a rear floating body cabin;
2) placing microbial parents to be incubated in a microbial incubation cabin, and placing a three-dimensional biological incubation bed in a water body in which microbes are to be placed;
3) the biological incubation cabin operates according to the following time sequence, and a, the operation of the water taking submersible pump is stopped after 15 minutes; b, the water body enters a biological incubation cabin through a primary mixing pool, an overflow tank and a filtering cabin; the water body is detected and analyzed, the particle size range of the algae flocculating constituent is 0.01-0.7 mm, and the median particle size is 0.25 mm; c, fully mixing the microorganisms with the water body, measuring and calculating the bacterial hatching amount, and finding that the microbial biomass reaches 128 times of the preset amount within 2 hours in an anoxic environment; d, starting the spraying submersible pump 2 hours after the water intake submersible pump is stopped, and spraying the water body in the microorganism incubation cabin into the purified water body;
4) the above process is repeated.
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| CN103482758A (en) * | 2013-10-12 | 2014-01-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Cruising type water quality purifier for natural water body |
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| JPH0734734B2 (en) * | 1991-09-06 | 1995-04-19 | 株式会社荏原総合研究所 | Floating type photosynthetic microorganism culture device |
| CN201040726Y (en) * | 2006-06-28 | 2008-03-26 | 刘敏 | Drift type multifunctional water purifying apparatus |
| CN100584778C (en) * | 2008-03-04 | 2010-01-27 | 浙江大学 | Method for modifying eutrophication water body water quality |
| WO2009149519A1 (en) * | 2008-06-12 | 2009-12-17 | Winwick Business Solutions Pty Ltd | System for cultivation and processing of microorganisms and products therefrom |
| KR20160043295A (en) * | 2014-10-13 | 2016-04-21 | 김영호 | Filtring Water in the Aquarium |
| WO2016064803A1 (en) * | 2014-10-22 | 2016-04-28 | Gsr Solutions Llc | Symbiotic algae system with looped reactor |
| CN204873994U (en) * | 2015-05-20 | 2015-12-16 | 浙江阿凡柯达环保科技有限公司 | Novel microorganism water treatment reaction machine |
| CN105668751A (en) * | 2016-01-06 | 2016-06-15 | 中国环境科学研究院 | Low-cost, environmental-protection and high-efficiency alga removal combination material |
| CN107311316A (en) * | 2017-07-26 | 2017-11-03 | 浙江德安科技股份有限公司 | A kind of black and odorous water prosthetic device |
| CN108928925A (en) * | 2018-07-24 | 2018-12-04 | 烟台市帅恒机械科技有限公司 | A kind of method for cleaning treatment of sewage using the flotation gear for being applied to water pollution processing |
| CN109293012A (en) * | 2018-11-22 | 2019-02-01 | 岑延华 | Oxygen-dissolving device is grown in a kind of novel water body microorganism live bacteria training |
| CN209307347U (en) * | 2018-11-22 | 2019-08-27 | 岑延华 | Equipment is grown in a kind of novel water body microorganism live bacteria training |
| CN110316832A (en) * | 2019-07-30 | 2019-10-11 | 广东河海工程咨询有限公司 | The method of submersible type zooplankter incubator improvement algal bloom |
| CN211394461U (en) * | 2019-12-19 | 2020-09-01 | 珠江水利委员会珠江水利科学研究院 | Three-dimensional biological incubation bed using novel algae control agent |
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| CN103482758A (en) * | 2013-10-12 | 2014-01-01 | 水利部交通运输部国家能源局南京水利科学研究院 | Cruising type water quality purifier for natural water body |
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