CN114873860B - In-situ culture tail water treatment device and treatment process thereof - Google Patents

In-situ culture tail water treatment device and treatment process thereof Download PDF

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Publication number
CN114873860B
CN114873860B CN202210579920.8A CN202210579920A CN114873860B CN 114873860 B CN114873860 B CN 114873860B CN 202210579920 A CN202210579920 A CN 202210579920A CN 114873860 B CN114873860 B CN 114873860B
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water
filter
cavity
temperature control
culture tail
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CN114873860A (en
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刘亮
应旭波
郁建红
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Ningbo Bicheng Ecological Technology Co ltd
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Ningbo Bicheng Ecological Technology Co ltd
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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
    • 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
    • C02F1/008—Control or steering systems not provided for elsewhere in subclass C02F
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F3/00—Biological treatment of water, waste water, or sewage
    • C02F3/32—Biological treatment of water, waste water, or sewage characterised by the animals or plants used, e.g. algae
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
    • C02F2103/20—Nature of the water, waste water, sewage or sludge to be treated from animal husbandry
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2203/00—Apparatus and plants for the biological treatment of water, waste water or sewage
    • C02F2203/006—Apparatus and plants for the biological treatment of water, waste water or sewage details of construction, e.g. specially adapted seals, modules, connections
    • 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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  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Environmental & Geological Engineering (AREA)
  • Water Supply & Treatment (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Biotechnology (AREA)
  • Botany (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Microbiology (AREA)
  • Farming Of Fish And Shellfish (AREA)

Abstract

The invention discloses an in-situ culture tail water treatment device and a treatment process thereof, and the device comprises a water pump body, wherein the water pump body comprises a motor and a pump chamber, a water pump water inlet and a water pump water outlet are arranged on the pump chamber, the water pump water outlet is connected with a filter through a pipeline, a filter residue containing cavity is arranged in the filter, the filter water outlet of the filter is connected with a water outlet pipeline, the filter residue containing cavity is communicated with a filter residue extrusion channel, the outlet of the filter residue extrusion channel is communicated with the water outlet pipeline, an extrusion screw rod is arranged in the filter residue extrusion channel, the extrusion screw rod is in transmission with a transmission shaft through a bevel gear, and the transmission shaft and the motor are in transmission through a temperature control transmission mechanism.

Description

In-situ culture tail water treatment device and treatment process thereof
Technical Field
The invention belongs to the technical field of culture tail water treatment devices and treatment processes, and particularly relates to an in-situ culture tail water treatment device and a treatment process thereof.
Background
In the traditional aquaculture, the culture tail water is directly discharged, and the culture tail water contains a large amount of excrement of cultured organisms, unphaged feed and the like, and if the culture tail water is directly discharged to a surrounding water area, the ecology of the surrounding water area is endangered.
With the improvement of environmental protection requirements of people, the treatment of the culture tail water is gradually widely recognized. For example, CN112209573A discloses a cultivation tail water treatment system, which comprises a primary filtering device, a protein separator, a first nitrification reaction biofilter, a first COD reaction biofilter, a second nitrification reaction biofilter, a denitrification reaction biofilter, a sterilization device, a secondary filtering device and an oxygenation device, and the cultivation tail water treatment system treats cultivation tail water by a chemical biological method, so that the actual treatment cost is high, and the cultivation cost is seriously increased.
In order to reduce the sewage treatment cost and realize the long-term low-cost treatment of the culture tail water, the artificial wetland is adopted to treat the culture tail water to be approved by a part of farmers, when the culture tail water is treated, the culture tail water can be directly discharged into the artificial wetland, pollutants in the culture tail water can be directly absorbed and decomposed to the standard of recycling through the filtration of the artificial wetland substrate and the decomposition of microorganisms in the wetland, but the artificial wetland also has the limitation that the content of solid pollutants exceeds the decomposition capacity of the microorganisms in the artificial wetland to cause the blockage of the artificial wetland substrate and influence the subsequent decomposition, and on the other hand, when the temperature is lower in winter, the activity of the microorganisms is reduced, and if the culture tail water is discharged into the sewage with the same load in summer, the water quality discharged from the artificial wetland can not reach the standard of recycling.
Disclosure of Invention
The invention provides an in-situ culture tail water treatment device and a treatment process thereof, aiming at the defects of the prior art, the in-situ culture tail water treatment device and the treatment process thereof can effectively reduce the treatment cost of culture tail water, can automatically treat the culture tail water for a long time, can effectively prevent the blockage of an artificial wetland which is part of the culture tail water treatment process, and can prevent water quality discharged from the artificial wetland from not meeting the recycling standard when the microbial activity is lower in winter.
In order to solve the technical problem, the invention is solved by the following technical scheme: an in-situ culture tail water treatment device comprises a water pump body, wherein the water pump body comprises a motor and a pump chamber, a water pump water inlet and a water pump water outlet are formed in the pump chamber, the water pump water outlet is connected with a filter through a pipeline, a filter residue containing chamber is formed in the filter, the filter water outlet of the filter is connected with a water outlet pipeline, the filter residue containing chamber is communicated with a filter residue extrusion channel, the outlet of the filter residue extrusion channel is communicated with the water outlet pipeline, an extrusion screw rod is arranged in the filter residue extrusion channel and is in transmission with a transmission shaft through a bevel gear, the transmission shaft and the motor are in transmission through a temperature control transmission mechanism, and the temperature control transmission mechanism comprises a reducing belt pulley arranged on an output shaft of the motor, a sizing belt pulley arranged on the transmission shaft and a temperature control belt; the reducing belt pulley comprises a rotating disc fixed on an output shaft of the motor, a plurality of guide holes are uniformly formed in the periphery of the rotating disc, guide rods are arranged in the guide holes, springs are sleeved on the guide rods, and arc-shaped plates are arranged at the outer ends of the guide rods; the temperature control belt comprises a belt body, a piston shell and a piston, wherein the piston is arranged in the piston shell to form a piston cavity, a medium for expansion with heat and contraction with cold is filled in the piston cavity, and the piston is fixedly connected with two ends of the belt body; the temperature control belt is wound on the peripheries of the reducing belt pulley and the sizing belt pulley. The in-situ culture tail water treatment device controls the transmission ratio of the extrusion screw and the water pump through the temperature control transmission mechanism, automatically adjusts the content of solid pollutants in sewage under the condition of not changing the sewage quantity, mixes the solid pollutants into the filtered sewage at a higher proportion at a high temperature, mixes the solid pollutants into the filtered sewage at a lower proportion at a low temperature, can automatically treat the culture tail water for a long time, can effectively prevent the blockage of the artificial wetland which is part of the culture tail water treatment process, and prevents the water quality discharged from the artificial wetland from not conforming to the recycling standard when the microbial activity is lower in winter.
In the above technical scheme, it is preferable that a water passing cavity is arranged on the water pump body, the temperature control transmission mechanism is located in the water passing cavity, a water passing cavity water inlet and a water passing cavity water outlet are arranged on the water passing cavity, and the water passing cavity water outlet is communicated with the water pump water inlet. Adopt this structure to make the inspiratory sewage of water pump can both get into the water cavity, carry out the temperature conduction to control by temperature change drive mechanism and come the more accurate control by temperature change drive mechanism's drive ratio, the water pump need not to submerge completely in breeding the tail water.
In the above technical scheme, preferably, the water inlet of the water passing chamber and the water outlet of the water passing chamber are located on two sides of the water passing chamber, and the temperature control transmission mechanism is located between the water inlet of the water passing chamber and the water outlet of the water passing chamber. By adopting the structure, the water flow passing through the water inlet of the water cavity and the water outlet of the water cavity can pass through the temperature control transmission mechanism, so that the transmission ratio of the temperature control transmission mechanism can be controlled more accurately.
In the above technical scheme, preferably, the filter includes a filter housing, a filter residue containing cavity enclosed by the filter plates is arranged in the filter housing, the filter residue containing cavity is communicated with the filter water inlet, and the filter housing is provided with the filter water outlet of the filter.
In the above technical solution, preferably, the thermal expansion medium is a gas.
In the above technical scheme, preferably, the guide hole opening side is provided with a limit ring, and the inner end of the guide rod is larger than the caliber of the limit ring. By adopting the structure, the guide rod can be prevented from being separated from the guide hole.
A treatment process of an in-situ culture tail water treatment device comprises the following steps: 1. pumping the culture tail water into a filter through a water pump body, isolating solid pollutants in a filter residue containing cavity, and discharging filtered sewage through a water outlet pipeline; 2. the motor drives the water pump to operate and simultaneously drives the extrusion screw to rotate through the temperature control transmission mechanism, the solid pollutants are mixed into the filtered sewage at a higher proportion at a high temperature and at a lower proportion at a low temperature through transmission at a lower transmission ratio at the high temperature and at the low temperature; 3. discharging the sewage after filtering and mixing the solid pollutants to the artificial wetland; 4. and the sewage is recycled to the farm after being purified by the artificial wetland. The treatment process of the in-situ culture tail water treatment device treats and recycles culture tail water through the artificial wetland, controls the transmission ratio of the extrusion screw and the water pump through the temperature control transmission mechanism, automatically adjusts the content of solid pollutants in sewage under the condition of not changing the sewage quantity, mixes the solid pollutants into the filtered sewage at a higher proportion at a high temperature, mixes the solid pollutants into the filtered sewage at a lower proportion at a low temperature, is matched with the condition that the treatment efficiency of the artificial wetland is higher in summer and the treatment efficiency of the artificial wetland is reduced in winter, can treat the culture tail water automatically for a long time, can effectively prevent the blockage of the artificial wetland which is part of the culture tail water treatment process, and can prevent water quality discharged from the artificial wetland from not meeting the recycling standard when the microbial activity is lower in winter.
Compared with the prior art, the invention has the following beneficial effects: the in-situ culture tail water treatment device and the treatment process thereof treat and recycle culture tail water by the artificial wetland, control the transmission ratio of the extrusion screw and the water pump by the temperature control transmission mechanism, automatically adjust the content of solid pollutants in the sewage under the condition of not changing the sewage quantity, mix the solid pollutants into the filtered sewage at a higher ratio at a high temperature, mix the solid pollutants into the filtered sewage at a lower ratio at a low temperature, have higher efficiency of treating the solid pollutants by matching with the artificial wetland in summer, reduce the treatment efficiency of the solid pollutants by matching with the artificial wetland in winter, can treat the culture tail water automatically for a long time, can effectively prevent the blockage of the artificial wetland which is part of the culture tail water treatment process, and prevent the water quality discharged from the artificial wetland when the microbial activity is lower in winter from not conforming to the recycling standard.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the present invention.
Fig. 2 is a partial sectional structural schematic diagram of an embodiment of the invention.
Fig. 3 is a schematic structural diagram of a temperature control transmission mechanism in an embodiment of the invention.
Fig. 4 is a partial sectional structural schematic view of a temperature control belt in an embodiment of the invention.
Detailed Description
The invention is described in further detail below with reference to the following detailed description and accompanying drawings: referring to fig. 1 to 4, an in-situ culture tail water treatment device comprises a water pump body 1, wherein the water pump body 1 comprises a motor 11 and a pump chamber 12, a water pump water inlet 13 and a water pump water outlet 14 are arranged on the pump chamber 12, the water pump water outlet 14 is connected with a filter 2 through a pipeline, a filter residue containing chamber 21 is arranged in the filter 2, a filter water outlet 22 of the filter 2 is connected with a water outlet pipeline 3, the filter residue containing chamber 21 is communicated with a filter residue extrusion channel 4, an outlet of the filter residue extrusion channel 4 is communicated with the water outlet pipeline 3, an extrusion screw 41 is arranged in the filter residue extrusion channel 4, the extrusion screw 41 is in transmission with a transmission shaft 43 through a bevel gear 42, the transmission shaft 43 is in transmission with the motor 11 through a temperature control transmission mechanism 5, and the temperature control transmission mechanism 5 comprises a reducing belt pulley 51 arranged on an output shaft of the motor 11, a sizing belt pulley 52 arranged on the transmission shaft 43 and a temperature control belt 53; the reducing belt pulley 51 comprises a rotating disc 511 fixed on an output shaft of the motor 11, a plurality of guide holes 512 are uniformly formed in the periphery of the rotating disc 511, guide rods 513 are arranged in the guide holes 512, springs 514 are sleeved on the guide rods 513, and arc-shaped plates 515 are arranged at the outer ends of the guide rods 513; the temperature control belt 53 comprises a belt body 531, a piston shell 532 and a piston 533, the piston 533 is arranged in the piston shell 532 to form a piston cavity 534, a medium for expansion with heat and contraction with cold is filled in the piston cavity 534, and the piston 533 is fixedly connected with two ends of the belt body 531; the temperature control belt 53 is wound around the reducing pulley 51 and the sizing pulley 52. The in-situ culture tail water treatment device and the treatment process thereof treat and recycle culture tail water by the artificial wetland, when in treatment, the culture tail water is pumped into the filter 2 by the water pump body 1, the transmission ratio of the extrusion screw 41 and the water pump is controlled by the temperature control transmission mechanism 5, the content of solid pollutants in the sewage is automatically adjusted under the condition of not changing the sewage amount, the solid pollutants are mixed into the filtered sewage at a higher proportion at a high temperature and are mixed into the filtered sewage at a lower proportion at a low temperature, because pollutants such as heavy metals in the culture tail water are treated by the adsorption action of the artificial wetland matrix, the temperature dependence is not large, the same amount of sewage can be treated in winter and summer, the dependence of the amount of the treated solid pollutants on the temperature is large, the amount of the treated solid pollutants can be obviously larger than the amount of the treated pollutants in winter, the treatment of the artificial wetland in combination with the mechanism can be higher in treatment efficiency in summer, the artificial wetland treatment efficiency of the artificial pollutants in winter is reduced, the culture tail water can be automatically treated for a long time, and the amount of the treated solid pollutants in summer can be effectively prevented from being used as part of the artificial wetland in winter, and the artificial wetland in the micro-circulation process, and the artificial wetland can be prevented from being not conforming to the artificial wetland.
The specific operation mode of the temperature control transmission mechanism 5 is that, when the temperature rises, the expansion and contraction medium expands, the piston 533 moves towards the outlet direction, the temperature control belt 53 is lengthened by the elastic force of the spring 514, the radius of one side of the reducing belt pulley 51 wound with the belt increases, the transmission ratio decreases, at this time, the number of rotating turns of the transmission shaft increases every time the output shaft of the motor rotates one turn, when the temperature falls, the expansion and contraction medium decreases, the piston 533 moves towards the outlet direction, the elastic force of the temperature control belt 53 overcomes the elastic force of the spring 514 and shortens, the radius of one side of the reducing belt pulley 51 wound with the belt decreases, the transmission ratio increases, at this time, the number of rotating turns of the transmission shaft decreases every time the output shaft of the motor rotates one turn, so that the solid pollutant is mixed into the filtered sewage at a higher ratio at a high temperature, and the solid pollutant is mixed into the filtered sewage at a lower ratio at a low temperature.
In this embodiment, be provided with on the water pump body 1 and cross water cavity 15, control by temperature change drive mechanism 5 is located and crosses water cavity 15, crosses to be provided with on the water cavity 15 and crosses water cavity water inlet 151 and cross water cavity delivery port 152, crosses water cavity delivery port 152 and water pump water inlet 13 intercommunication. Adopt this structure to make the inspiratory sewage of water pump can both get into water cavity 15, carry out the temperature conduction to control by temperature change drive mechanism 5 and come the more accurate drive ratio of control by temperature change drive mechanism 5, the water pump need not complete submergence in breeding the tail aquatic.
In this embodiment, the water inlet 151 and the water outlet 152 of the water passing chamber are located at two sides of the water passing chamber 15, and the temperature control transmission mechanism 5 is located between the water inlet 151 and the water outlet 152 of the water passing chamber. By adopting the structure, the water flow passing through the water inlet 151 and the water outlet 152 of the water chamber can pass through the temperature control transmission mechanism 5, and the transmission ratio of the temperature control transmission mechanism 5 can be controlled more accurately.
In this embodiment, specifically, the filter 2 includes a filter housing 23, a residue containing cavity 21 enclosed by filter plates is provided in the filter housing 23, the residue containing cavity 21 is communicated with a filter water inlet 24, and a filter water outlet 22 of the filter 2 is provided on the filter housing 23.
In the present embodiment, the thermal expansion and contraction medium is a gas, preferably nitrogen.
In this embodiment, in order to prevent the guide rod 513 from being separated from the guide hole 512, a limiting ring is disposed on the opening side of the guide hole 512, and the inner end of the guide rod 513 is larger than the aperture of the limiting ring.
A treatment process of an in-situ culture tail water treatment device comprises the following steps: 1. the culture tail water is pumped into a filter 2 through a water pump body 1, solid pollutants are isolated in a filter residue containing cavity 21, and filtered sewage is discharged through a water outlet pipeline 3; 2. the motor 11 drives the water pump to operate and simultaneously drives the extrusion screw rod 41 to rotate through the temperature control transmission mechanism 5, so that solid pollutants are mixed into the filtered sewage at a higher proportion at a high temperature and at a lower proportion at a low temperature through transmission at a lower transmission ratio at the high temperature and at the low temperature; 3. discharging the sewage after filtering and mixing the solid pollutants to the artificial wetland; 4. and the sewage is purified by the artificial wetland and then recycled to the farm. The treatment process of the in-situ culture tail water treatment device treats and recycles culture tail water through the artificial wetland, controls the transmission ratio of the extrusion screw and the water pump through the temperature control transmission mechanism, automatically adjusts the content of solid pollutants in sewage under the condition of not changing the sewage quantity, mixes the solid pollutants into filtered sewage at a higher proportion at a high temperature, mixes the solid pollutants into the filtered sewage at a lower proportion at a low temperature, and can effectively prevent the blockage of the artificial wetland serving as part of the culture tail water treatment process and prevent water discharged from the artificial wetland from not meeting the recycling standard when the microbial activity is lower in winter by matching with the higher treatment efficiency of the solid pollutants of the artificial wetland in summer and the reduction of the treatment efficiency of the solid pollutants of the artificial wetland in winter.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims (6)

1. The utility model provides an in situ culture tail water treatment facilities, includes water pump body (1), water pump body (1) includes motor (11) and pump chamber (12), be equipped with water pump water inlet (13) and water pump delivery port (14) on pump chamber (12), its characterized in that: the water pump water outlet (14) is connected with a filter (2) through a pipeline, a filter residue accommodating cavity (21) is formed in the filter (2), a filter water outlet (22) of the filter (2) is connected with a water outlet pipeline (3), the filter residue accommodating cavity (21) is communicated with a filter residue extruding channel (4), an outlet of the filter residue extruding channel (4) is communicated with the water outlet pipeline (3), an extruding screw (41) is arranged in the filter residue extruding channel (4), the extruding screw (41) is in transmission with a transmission shaft (43) through a bevel gear (42), the transmission shaft (43) is in transmission with the motor (11) through a temperature control transmission mechanism (5), and the temperature control transmission mechanism (5) comprises a reducing belt pulley (51) arranged on an output shaft of the motor (11), a sizing belt pulley (52) arranged on the transmission shaft (43) and a temperature control belt (53); the reducing belt pulley (51) comprises a rotating disc (511) fixed on an output shaft of the motor (11), a plurality of guide holes (512) are uniformly formed in the periphery of the rotating disc (511), guide rods (513) are arranged in the guide holes (512), springs (514) are sleeved on the guide rods (513), and arc-shaped plates (515) are arranged at the outer ends of the guide rods (513); the temperature control belt (53) comprises a belt body (531), a piston shell (532) and a piston (533), the piston (533) is arranged in the piston shell (532) to form a piston cavity (534), a medium expanding with heat and contracting with cold is filled in the piston cavity (534), and the piston (533) is fixedly connected with two ends of the belt body (531); temperature control belt (53) are around locating reducing belt pulley (51) with sizing belt pulley (52) periphery, be provided with water cavity (15) on water pump body (1), temperature control drive mechanism (5) are located in water cavity (15), it is provided with water cavity water inlet (151) and water cavity delivery port (152) to cross on water cavity (15), cross water cavity delivery port (152) with water pump water inlet (13) intercommunication.
2. The in-situ culture tail water treatment device as recited in claim 1, wherein: the water passing cavity water inlet (151) and the water passing cavity water outlet (152) are located on two sides of the water passing cavity (15), and the temperature control transmission mechanism (5) is located between the water passing cavity water inlet (151) and the water passing cavity water outlet (152).
3. The in-situ culture tail water treatment device according to claim 1, characterized in that: filter (2) include filter housing (23), be provided with in filter housing (23) that the filter plate encloses filter residue holds chamber (21), filter residue holds chamber (21) and filter water inlet (24) intercommunication, be provided with on filter housing (23) filter delivery port (22) of filter (2).
4. The in-situ culture tail water treatment device as recited in claim 1, wherein: the medium for expansion with heat and contraction with cold is gas.
5. The in-situ culture tail water treatment device as recited in claim 1, wherein: the opening side of the guide hole (512) is provided with a limiting ring, and the inner end of the guide rod (513) is larger than the caliber of the limiting ring.
6. The treatment process of the in-situ culture tail water treatment device according to any one of claims 1 to 5, characterized by comprising the following steps: 1. the culture tail water is pumped into a filter (2) through a water pump body (1), solid pollutants are isolated in a filter residue containing cavity (21), and filtered sewage is discharged through a water outlet pipeline (3); 2. the motor (11) drives the water pump to operate and simultaneously drives the extrusion screw (41) to rotate through the temperature control transmission mechanism (5), the solid pollutants are mixed into the filtered sewage at a higher proportion at a high temperature and at a lower proportion at a low temperature by transmission at a lower transmission ratio at the high temperature and at the low temperature; 3. discharging the sewage after filtering and mixing solid pollutants to the artificial wetland; 4. and the sewage is purified by the artificial wetland and then recycled to the farm.
CN202210579920.8A 2022-05-26 2022-05-26 In-situ culture tail water treatment device and treatment process thereof Active CN114873860B (en)

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CN202210579920.8A CN114873860B (en) 2022-05-26 2022-05-26 In-situ culture tail water treatment device and treatment process thereof

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CN114873860B true CN114873860B (en) 2023-04-18

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101792231A (en) * 2010-03-02 2010-08-04 河北农业大学 Composite artificial wet land sewage treatment method
DE102019202339B4 (en) * 2019-02-21 2022-07-14 Ford Global Technologies, Llc Assembly for an internal combustion engine and internal combustion engine
CN110159582A (en) * 2019-06-04 2019-08-23 钱月珍 Temperature-controlled fan
CN112209573B (en) * 2020-10-16 2021-07-23 北京美斯顿科技开发有限公司 Breeding tail water treatment system
CN112827458A (en) * 2021-02-26 2021-05-25 马建山 Reaction kettle and processing method thereof
CN113028424B (en) * 2021-03-16 2022-06-21 浙江先创能源科技股份有限公司 Sludge drying and incineration integrated equipment and sludge incineration method thereof

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