CN112321098A - Water quality improvement and purification treatment process - Google Patents
Water quality improvement and purification treatment process Download PDFInfo
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- CN112321098A CN112321098A CN202011315972.1A CN202011315972A CN112321098A CN 112321098 A CN112321098 A CN 112321098A CN 202011315972 A CN202011315972 A CN 202011315972A CN 112321098 A CN112321098 A CN 112321098A
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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
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/461—Treatment of water, waste water, or sewage by electrochemical methods by electrolysis
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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
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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
- C02F3/30—Aerobic and anaerobic processes
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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
- C02F7/00—Aeration of stretches of water
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- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Water Treatment By Sorption (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The invention discloses a water quality improvement and purification treatment process, relates to the field of water treatment, and aims to solve the problems that in the prior art, water sources with different pollution degrees cannot be purified, and the water treatment effect is general, so that the energy effect is overlarge, and the purification treatment efficiency is low. The method comprises the following steps: s1: draining part of the sewage into a water pump room; s2: carrying out primary detection on the sewage in the pump room, and guiding the sewage subjected to primary filtration into a flocculation tank from the pump room; s3: adding a flocculating agent into the flocculation tank; s4: sliding the filter screen into a flocculation tank, and taking out suspended matters floating above the sewage; s5: discharging the extracted water into a biological pond for biological purification; s6: introducing the purified water into a sedimentation tank; s7: guiding the filtered water into a drainage well through a water pump for discharging, and selecting an aerator and an electrolytic reactor according to the type of a water source; s9: an electrolytic reactor is used for carrying out electrolytic reaction on a water source, and a medicament is added into an aerator for carrying out surface aeration on the water source.
Description
Technical Field
The invention relates to the technical field of water treatment, in particular to a water quality improvement and purification treatment process.
Background
With the development of industrialization and the improvement of the living standard of people's materials, the discharge of a large amount of industrial wastewater, domestic sewage and the like causes pollution of water environment in different degrees, and water eutrophication is the current national water environment problem, so that the purification of water in rivers, lakes and reservoirs also becomes a research hotspot in recent years. The water treatment mode comprises physical treatment and chemical treatment. The mode of human being's water treatment has been quite a lot of years history, and the physical method includes utilizing the different filter media of various aperture sizes, utilizes absorption or separation mode, gets rid of the impurity in aquatic outside, and the more important person in the absorption mode is for adsorbing with active carbon, and separation method is to pass through the filter media with water, lets the impurity of bigger volume can't pass through, and then obtains comparatively clean water. In addition, the physical methods also include precipitation methods, which are obtained by floating impurities with a smaller specific gravity on the water surface or precipitating impurities with a larger specific gravity below the water surface. The chemical method is to convert the impurities in water into substances which are less harmful to human bodies by various chemicals or concentrate the impurities, and the longest historical chemical treatment method can be that alum is added into water, and after the impurities in the water are collected, the volume is increased, and then the impurities can be removed by a filtration method.
The purification of the water quality in the industrial park is mainly focused on the biochemical treatment process. However, the existing method can not purify water sources with different pollution degrees, and the water treatment effect is general, so that the energy effect is overlarge, and the purification treatment efficiency is low; therefore, the market urgently needs to develop a water quality improvement and purification treatment process to help people solve the existing problems.
Disclosure of Invention
The invention aims to provide a water quality improvement and purification treatment process, which aims to solve the problems that the existing process proposed in the background art cannot purify water sources with different pollution degrees, and the water treatment effect is general, so that the energy effect is overlarge and the purification treatment efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: a water quality improvement and purification treatment process comprises the following steps:
s1: draining part of sewage into a water pump room, installing a plurality of coarse grids in a drainage channel, detecting and analyzing silt blocked in the coarse grids, and performing primary filtration;
s2: carrying out primary detection on sewage in a pump room, guiding the sewage subjected to primary filtration into a flocculation tank from the pump room, installing a plurality of fine grids in a same flow guide channel, carrying out detection analysis on silt blocked in the fine grids, and carrying out secondary filtration;
s3: adding a flocculating agent into the flocculation tank to agglomerate suspended matters in the sewage, so that particles are settled, and the sewage is subjected to solid-liquid separation;
s4: sliding the filter screen into a flocculation tank, taking out suspended matters floating above the sewage, pressing down the partition plate, separating lower-layer granular matters from water, and extracting the water;
s5: discharging the extracted water into a biological pond, carrying out secondary detection, carrying out data monitoring, and carrying out biological purification aiming at a detection result;
s6: introducing the purified water into a sedimentation tank, depositing, putting an activated carbon adsorption layer to an outlet of the sedimentation tank, and filtering for three times;
s7: guiding the filtered water into a drainage well through a water pump for discharging, and installing a plurality of layers of filter membranes in a connecting pipeline of the water pump for final filtration;
s8: after detecting and analyzing the pollution components in part of sewage, preparing biological agents and flocculating agents aiming at water sources, and selecting an aerator and an electrolytic reactor according to the type of the water sources;
s9: an electrolytic reactor is used for carrying out electrolytic reaction on a water source, a medicament is added into an aerator for carrying out surface aeration on the water source, and flocculate is discharged after aeration.
Preferably, thick grid and thin grider all adopt frame type sieve, and the spout is all installed to the both sides of frame type sieve, and frame type sieve passes through the spout card and goes into drainage channel, just thick grid is provided with a plurality of, a plurality of the screw thread lead screw is all installed to the upper end of thick grid, and screw thread lead screw and thick grid threaded connection.
Preferably, a discharge hopper is arranged below the inside of the flocculation tank in the step S3, a valve is arranged inside the discharge hopper, and two sides of the filter screen in the step S4 are connected with the flocculation tank in a sliding mode through sliding ropes.
Preferably, the S5 includes the following steps:
s5-1: after the water is introduced, the valve can be opened firstly, and the sediment in the flocculation tank is discharged;
s5-2: after the water is discharged, the water led into the pump room is led into a flocculation tank;
s5-3: and (3) carrying out secondary detection on the water after flocculation purification, comparing a detection result with a first detection result, carrying out analogy by using big data, selecting corresponding biological bacteria, and carrying out biological purification.
Preferably, in S6, the method includes the following steps:
s6-1: scattering a precipitator into the sedimentation tank, and standing for 6 hours;
s6-2: preparing an activated carbon adsorption layer according to the position of a clear water outlet of the sedimentation tank, fixing the prepared activated carbon adsorption layer at the water outlet, and arranging an arc-shaped baffle on the outer surface of the activated carbon adsorption layer, wherein the direction of the arc-shaped baffle is the same as that of the water outlet;
s6-3: and opening a valve of the sedimentation tank, discharging clear water out of the sedimentation tank, and discharging water out of a water outlet after the water slows down the outflow speed through a baffle outside the activated carbon adsorption layer.
Preferably, the filter membrane in the S7 adopts a nano filter membrane and an ultrafiltration membrane, the membrane aperture of the nano filter membrane is 1-2 nm, the membrane flux is 10-50L/m 2 per hour, the membrane aperture of the ultrafiltration membrane is 0.01-0.1 mu m, the membrane flux is 20-100L/m 2 per hour, the diameter of the filter membrane is the same as the inner aperture of the connecting pipeline, a connecting flange is arranged between the filter membrane and the inside of the connecting pipeline, the filter membrane is connected with the connecting flange in a sealing manner, and the connecting flange is connected with the connecting pipeline through fixing screws.
Preferably, the biological agent in S8 mainly comprises an anaerobic type dredging agent and an aerobic type dredging agent, and the weight ratio of the anaerobic type dredging agent to the aerobic type dredging agent is 1: 2.
preferably, the number of the aerators in S9 is several, the impellers of the aerators are installed on the surface of the pool liquid, the rotation of the impellers is used to lift and deliver water, so that circulation is formed in the pool, the air-liquid contact surface is updated, and oxygen is continuously absorbed, so that a hydraulic jump is formed, the liquid is vigorously stirred to wrap air, a low-pressure area is formed, the air is absorbed to oxygenate, and the surface aeration of the water source is performed.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the arrangement of the coarse grating and the fine grating, when partial sewage is improved, the coarse grating and the fine grating can be used for primary filtration, and both the coarse grating and the fine grating adopt frame-shaped sieve plates, so that the overall structural stability can be improved by matching with the sliding chute during filtration, and when disassembly and assembly are required, the threaded lead screw can be driven by the motor to rotate, and the threaded lead screw drives the coarse grating and the fine grating to ascend or descend, so that the operation is convenient, the disassembly, assembly and cleaning are convenient, different types of silt can be filtered by the coarse grating and the fine grating respectively, the efficiency of water flow is not influenced while filtration is carried out, the use is convenient, different types of silt can be detected respectively, and the detection effect is improved.
2. According to the invention, through the arrangement of the flocculation tank and the biological tank, sewage can be flocculated in the flocculation tank, and granular materials can be conveniently and intensively recovered through the discharge hopper in the flocculation tank, so that the sewage can be conveniently cleaned, and flocculated suspended matters can be conveniently and rapidly recovered through the filter screen in the flocculation tank, so that the purification efficiency is improved.
3. According to the invention, through the arrangement of the sedimentation tank, the water after biological purification is guided into the sedimentation tank for sedimentation, and is filtered again through the activated carbon adsorption layer in the sedimentation tank, and the arc-shaped baffle is arranged on the outer surface of the activated carbon adsorption layer, and the direction of the arc-shaped baffle is the same as that of the water outlet, so that the time of water flow passing through the activated carbon can be prolonged, and the purification effect can be improved.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments.
The embodiment provided by the invention comprises the following steps: a water quality improvement and purification treatment process comprises the following steps:
s1: draining part of sewage into a water pump room, installing a plurality of coarse grids in a drainage channel, detecting and analyzing silt blocked in the coarse grids, and performing primary filtration;
s2: carrying out primary detection on sewage in a pump room, guiding the sewage subjected to primary filtration into a flocculation tank from the pump room, installing a plurality of fine grids in a same flow guide channel, carrying out detection analysis on silt blocked in the fine grids, and carrying out secondary filtration;
s3: adding a flocculating agent into the flocculation tank to agglomerate suspended matters in the sewage, so that particles are settled, and the sewage is subjected to solid-liquid separation;
s4: sliding the filter screen into a flocculation tank, taking out suspended matters floating above the sewage, pressing down the partition plate, separating lower-layer granular matters from water, and extracting the water;
s5: discharging the extracted water into a biological pond, carrying out secondary detection, carrying out data monitoring, and carrying out biological purification aiming at a detection result;
s6: introducing the purified water into a sedimentation tank, depositing, putting an activated carbon adsorption layer to an outlet of the sedimentation tank, and filtering for three times;
s7: guiding the filtered water into a drainage well through a water pump for discharging, and installing a plurality of layers of filter membranes in a connecting pipeline of the water pump for final filtration;
s8: after detecting and analyzing the pollution components in part of sewage, preparing biological agents and flocculating agents aiming at water sources, and selecting an aerator and an electrolytic reactor according to the type of the water sources;
s9: use electrolytic reaction ware to carry out electrolytic reaction to the water source, add the medicament and carry out surface aeration to the water source in adding the aeration machine, after the aeration, discharge the flocculation thing, through the corresponding medicament of data cooperation after the detection, can improve the purifying effect to the pollution sources, and improve working effect through electrolytic reaction ware and aeration machine, carry out the purification operation of improving rapidly to quality of water.
Further, thick grid and thin grider all adopt frame type sieve, the spout is all installed to the both sides of frame type sieve, and frame type sieve passes through the spout card and goes into drainage channel, and thick grid is provided with a plurality of, and the screw thread lead screw is all installed to the upper end of the thick grid of a plurality of, and screw thread lead screw and thick grid threaded connection, drive the screw thread lead screw through the motor and rotate, and the screw thread lead screw drives thick grid and thin grid and rises or descend to be convenient for operate, the dismouting clearance is convenient.
Further, the inside below of the flocculation basin in S3 sets up row hopper, and the inside of arranging the hopper is provided with the valve, and the both sides of the filter screen in S4 are through strop rope and flocculation basin sliding connection, can conveniently retrieve the suspended solid after the flocculation rapidly through the inside filter screen of flocculation basin, improve purification efficiency, and the cooperation strop rope is convenient for operate when keeping steady in the flocculation basin, improves work efficiency.
Further, S5, includes the following steps:
s5-1: after the water is introduced, the valve can be opened firstly, and the sediment in the flocculation tank is discharged;
s5-2: after the water is discharged, the water led into the pump room is led into a flocculation tank;
s5-3: and (3) carrying out secondary detection on the water after flocculation purification, comparing a detection result with a first detection result, carrying out analogy by using big data, selecting corresponding biological bacteria, and carrying out biological purification.
Further, in S6, the method includes the steps of:
s6-1: scattering a precipitator into the sedimentation tank, and standing for 6 hours;
s6-2: preparing an activated carbon adsorption layer according to the position of a clear water outlet of the sedimentation tank, fixing the prepared activated carbon adsorption layer at the water outlet, and arranging an arc-shaped baffle on the outer surface of the activated carbon adsorption layer, wherein the direction of the arc-shaped baffle is the same as that of the water outlet;
s6-3: open the valve of sedimentation tank, discharge the sedimentation tank with the clear water, after moisture slowed down outflow speed through the outside baffle of active carbon adsorption layer, the delivery port of discharging can prolong the time of rivers through active carbon to can improve purifying effect.
Furthermore, the filter membrane in S7 adopts a nanofiltration membrane and an ultrafiltration membrane, the membrane aperture of the nanofiltration membrane is 1-2 nm, the membrane flux is 10-50L/m 2 per hour, the membrane aperture of the ultrafiltration membrane is 0.01-0.1 μm, the membrane flux is 20-100L/m 2 per hour, the diameter of the filter membrane is the same as the inner caliber of the connecting pipeline, a connecting flange is arranged between the filter membrane and the inside of the connecting pipeline, the filter membrane is connected with the connecting flange in a sealing manner, the connecting flange is connected with the connecting pipeline through fixing screws, the efficiency of purifying liquid can be improved through multilayer membrane filtration, and filter residues are effectively reduced.
Further, the main components of the biological agent in S8 are anaerobic type dredging agent and aerobic type dredging agent, and the weight ratio of the anaerobic type dredging agent to the aerobic type dredging agent is 1: and 2, performing multiple tests through the biological pond, and selecting biological bacteria corresponding to a pollution source so as to reduce resource consumption and waste at a water source and achieve better environment protection.
Further, a plurality of aerators in the step S9 are arranged, impellers of the aerators are arranged on the surface of the pool liquid, water lifting and water delivery are realized by utilizing the rotation of the impellers, circulation is formed in the pool, the air-liquid contact surface is updated, oxygen is continuously absorbed, a hydraulic jump is formed, liquid is vigorously stirred to wrap air, a low-pressure area is formed, the air is absorbed for oxygenation, the water source is subjected to surface aeration, the working effect is improved through an electrolytic reactor and the aerators, and the water quality is rapidly improved and purified.
The working principle is as follows: when in use, partial sewage is drained to a water pump room, a plurality of thick gratings are installed in a drainage channel, the separated silt in the thick gratings is detected and analyzed, primary filtration is carried out, the sewage is primarily detected in the pump room, the sewage after the primary filtration is guided into a flocculation tank from the pump room, a plurality of thin gratings are installed in a same flow guide channel, the separated silt in the thin gratings is detected and analyzed, secondary filtration is carried out, the sewage is primarily detected in the pump room, the sewage after the primary filtration is guided into the flocculation tank from the pump room, a plurality of thin gratings are installed in the same flow guide channel, the separated silt in the thin gratings is detected and analyzed, secondary filtration is carried out, a filter screen slides into the flocculation tank, a suspended matter floating above the sewage is taken out, a clapboard is pressed down, the lower-layer granular matter is separated from the water, the water is pumped out, the suspended matter after the suspended matter is conveniently and rapidly recovered through the filter screen in the flocculation tank, improving purification efficiency, keeping stable in a flocculation tank in cooperation with a sliding rope, facilitating operation, improving working efficiency, after water is introduced, opening a valve, discharging sediments in the flocculation tank, after the sediments are discharged, introducing the water in a pump room into the flocculation tank, performing secondary detection on the water after flocculation purification, comparing a detection result with a first detection result, performing analogy by using big data, selecting corresponding biological bacteria, performing biological purification, scattering a precipitator into the sedimentation tank, standing for 6 hours, preparing an active carbon adsorption layer according to a clear water outlet position of the sedimentation tank, fixing the prepared active carbon adsorption layer at a water outlet, arranging an arc-shaped baffle on the outer surface of the active carbon adsorption layer, enabling the direction of the arc-shaped baffle to be the same as that of the water outlet, opening a valve of the sedimentation tank, discharging clear water out of the sedimentation tank, slowing down the outflow speed of the water by the baffle outside the active carbon adsorption layer, the discharge outlet can prolong the time of water flow passing through the active carbon, thereby improving the purification effect, the filtered water is guided into the drainage well through the water pump to be discharged, a multilayer filter membrane is arranged in the connecting pipeline of the water pump for final filtration, after the detection and analysis of the pollution components in partial sewage, biological agents and flocculating agents are prepared aiming at the water source, an aerator and an electrolytic reactor are selected according to the type of the water source, the electrolytic reaction is carried out on the water source by using the electrolytic reactor, the agents are added into the aerator for surface aeration on the water source, after the aeration, the flocculates are discharged, the purification effect on the pollution source can be improved by matching the detected data with the corresponding agents, the working effect is improved through the electrolytic reactor and the aerator, the purification operation is rapidly improved, the biological tanks are tested for a plurality of times, and the biological bacteria corresponding to the pollution source are selected, so as to reduce resource consumption and waste at the water source and ensure better environmental protection.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.
Claims (8)
1. A water quality improvement and purification treatment process is characterized by comprising the following steps:
s1: draining part of sewage into a water pump room, installing a plurality of coarse grids in a drainage channel, detecting and analyzing silt blocked in the coarse grids, and performing primary filtration;
s2: carrying out primary detection on sewage in a pump room, guiding the sewage subjected to primary filtration into a flocculation tank from the pump room, installing a plurality of fine grids in a same flow guide channel, carrying out detection analysis on silt blocked in the fine grids, and carrying out secondary filtration;
s3: adding a flocculating agent into the flocculation tank to agglomerate suspended matters in the sewage, so that particles are settled, and the sewage is subjected to solid-liquid separation;
s4: sliding the filter screen into a flocculation tank, taking out suspended matters floating above the sewage, pressing down the partition plate, separating lower-layer granular matters from water, and extracting the water;
s5: discharging the extracted water into a biological pond, carrying out secondary detection, carrying out data monitoring, and carrying out biological purification aiming at a detection result;
s6: introducing the purified water into a sedimentation tank, depositing, putting an activated carbon adsorption layer to an outlet of the sedimentation tank, and filtering for three times;
s7: guiding the filtered water into a drainage well through a water pump for discharging, and installing a plurality of layers of filter membranes in a connecting pipeline of the water pump for final filtration;
s8: after detecting and analyzing the pollution components in part of sewage, preparing biological agents and flocculating agents aiming at water sources, and selecting an aerator and an electrolytic reactor according to the type of the water sources;
s9: an electrolytic reactor is used for carrying out electrolytic reaction on a water source, a medicament is added into an aerator for carrying out surface aeration on the water source, and flocculate is discharged after aeration.
2. The water quality improving and purifying treatment process according to claim 1, wherein the coarse grating and the fine grating both adopt frame-shaped sieve plates, sliding grooves are respectively installed on two sides of each frame-shaped sieve plate, the frame-shaped sieve plates are clamped into the drainage channels through the sliding grooves, the coarse grating is provided with a plurality of coarse gratings, the upper ends of the plurality of coarse gratings are respectively provided with a threaded lead screw, and the threaded lead screws are in threaded connection with the coarse gratings.
3. The water quality improvement and purification treatment process according to claim 1, which is characterized in that: the inside below of the flocculation basin in S3 sets up the blow off fill, and the inside of blow off fill is provided with the valve, the both sides of the filter screen in S4 are through slick line and flocculation basin sliding connection.
4. The water quality improvement and purification treatment process according to claim 3, wherein the step S5 comprises the following steps:
s5-1: after the water is introduced, the valve can be opened firstly, and the sediment in the flocculation tank is discharged;
s5-2: after the water is discharged, the water led into the pump room is led into a flocculation tank;
s5-3: and (3) carrying out secondary detection on the water after flocculation purification, comparing a detection result with a first detection result, carrying out analogy by using big data, selecting corresponding biological bacteria, and carrying out biological purification.
5. The process of claim 1, wherein the step of S6 comprises:
s6-1: scattering a precipitator into the sedimentation tank, and standing for 6 hours;
s6-2: preparing an activated carbon adsorption layer according to the position of a clear water outlet of the sedimentation tank, fixing the prepared activated carbon adsorption layer at the water outlet, and arranging an arc-shaped baffle on the outer surface of the activated carbon adsorption layer, wherein the direction of the arc-shaped baffle is the same as that of the water outlet;
s6-3: and opening a valve of the sedimentation tank, discharging clear water out of the sedimentation tank, and discharging water out of a water outlet after the water slows down the outflow speed through a baffle outside the activated carbon adsorption layer.
6. The water quality improvement and purification treatment process according to claim 1, which is characterized in that: the filter membrane in S7 adopts nanofiltration membrane and ultrafiltration membrane, and the membrane aperture of nanofiltration membrane is 1 ~ 2nm, and membrane flux is 10 ~ 50L/m2 per hour, and the membrane aperture of ultrafiltration membrane is 0.01 ~ 0.1 mu m, and membrane flux is 20 ~ 100L/m2 per hour, just the diameter of filter membrane is the same with the inside bore of connecting tube, just install flange between the inside of filter membrane and connecting tube, just filter membrane and flange sealing connection, and flange and connecting tube pass through fixed screw connection.
7. The water quality improvement and purification treatment process according to claim 1, which is characterized in that: the biological agent in the S8 mainly comprises an anaerobic type dredging agent and an aerobic type dredging agent, and the weight ratio of the anaerobic type dredging agent to the aerobic type dredging agent is 1: 2.
8. the water quality improvement and purification treatment process according to claim 1, which is characterized in that: the aeration machines in the S9 are provided with a plurality of impellers, the impellers of the aeration machines are arranged on the surface of the liquid in the tank, water lifting and water delivery are realized by utilizing the rotation of the impellers, circulation is formed in the tank, the gas-liquid contact surface is updated, oxygen is continuously absorbed, a water jump is formed, the liquid is vigorously stirred and is wrapped in air, a low-pressure area is formed, the air is absorbed for oxygenation, and the surface aeration of a water source is realized.
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| CN111018255A (en) * | 2019-12-29 | 2020-04-17 | 南京悠谷知识产权服务有限公司 | Industrial production wastewater regeneration recycling treatment process |
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Application publication date: 20210205 |