CN217627952U - Device for treating dispersed point source sewage based on membrane method and ozone coupling - Google Patents
Device for treating dispersed point source sewage based on membrane method and ozone coupling Download PDFInfo
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- CN217627952U CN217627952U CN202220592613.9U CN202220592613U CN217627952U CN 217627952 U CN217627952 U CN 217627952U CN 202220592613 U CN202220592613 U CN 202220592613U CN 217627952 U CN217627952 U CN 217627952U
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- sewage
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- catalytic oxidation
- point source
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- 239000010865 sewage Substances 0.000 title claims abstract description 84
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 title claims abstract description 60
- 239000012528 membrane Substances 0.000 title claims abstract description 36
- 238000000034 method Methods 0.000 title claims abstract description 25
- 230000008878 coupling Effects 0.000 title claims abstract description 17
- 238000010168 coupling process Methods 0.000 title claims abstract description 17
- 238000005859 coupling reaction Methods 0.000 title claims abstract description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 34
- 230000003197 catalytic effect Effects 0.000 claims abstract description 32
- 230000003647 oxidation Effects 0.000 claims abstract description 31
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 31
- 239000010802 sludge Substances 0.000 claims abstract description 29
- 238000000926 separation method Methods 0.000 claims abstract description 25
- 238000010564 aerobic fermentation Methods 0.000 claims abstract description 16
- 230000029087 digestion Effects 0.000 claims abstract description 16
- 239000007790 solid phase Substances 0.000 claims abstract description 7
- 230000001105 regulatory effect Effects 0.000 claims abstract description 5
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 6
- 239000007789 gas Substances 0.000 claims description 6
- 239000001301 oxygen Substances 0.000 claims description 6
- 229910052760 oxygen Inorganic materials 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 239000002245 particle Substances 0.000 claims description 4
- 239000007791 liquid phase Substances 0.000 claims description 3
- 239000006185 dispersion Substances 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 4
- 239000008213 purified water Substances 0.000 abstract description 4
- 239000012071 phase Substances 0.000 abstract description 3
- 238000004064 recycling Methods 0.000 abstract description 3
- 238000004659 sterilization and disinfection Methods 0.000 abstract description 3
- 230000001954 sterilising effect Effects 0.000 abstract description 2
- 239000000126 substance Substances 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 8
- 238000010276 construction Methods 0.000 description 5
- XKMRRTOUMJRJIA-UHFFFAOYSA-N ammonia nh3 Chemical compound N.N XKMRRTOUMJRJIA-UHFFFAOYSA-N 0.000 description 4
- 239000003337 fertilizer Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000010170 biological method Methods 0.000 description 2
- 150000001804 chlorine Chemical class 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000002957 persistent organic pollutant Substances 0.000 description 2
- 230000008929 regeneration Effects 0.000 description 2
- 238000011069 regeneration method Methods 0.000 description 2
- 238000011268 retreatment Methods 0.000 description 2
- 230000001932 seasonal effect Effects 0.000 description 2
- VEXZGXHMUGYJMC-UHFFFAOYSA-M Chloride anion Chemical compound [Cl-] VEXZGXHMUGYJMC-UHFFFAOYSA-M 0.000 description 1
- 239000008346 aqueous phase Substances 0.000 description 1
- 238000002306 biochemical method Methods 0.000 description 1
- 230000001808 coupling effect Effects 0.000 description 1
- 230000000593 degrading effect Effects 0.000 description 1
- 230000018044 dehydration Effects 0.000 description 1
- 238000006297 dehydration reaction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000265 homogenisation Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000006385 ozonation reaction Methods 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
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- 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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- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a based on embrane method and ozone coupling treatment dispersion point source sewage device, the device comprises sewage treatment equalizing basin, multistage grid, materialization membrane separation reactor, charge device, sludge dewaterer, mud aerobic fermentation/anaerobic digestion system, ozone catalytic oxidation reactor, deareator, tail gas destructor etc.. The dispersing point source sewage is homogenized and regulated by a regulating tank, then is treated by a multi-stage grid, enters a physicochemical membrane reactor for physicochemical separation, the separated solid phase is dehydrated, enters a sludge aerobic fermentation/anaerobic digestion system for resource utilization, and the separated water phase enters an ozone catalytic oxidation reactor for sterilization and advanced treatment and then is recycled. The skid-mounted device of the utility model has the advantages of no need of civil engineering, small occupied area, flexible operation and economic and efficient operation; the whole process of physical and chemical treatment is not influenced by the environmental temperature and the water quality characteristics; the water treatment device can be used at any time, and the purified water after advanced treatment can be recycled on site, thereby achieving the purposes of advanced treatment and recycling of sewage.
Description
Technical Field
The utility model belongs to point source domestic sewage handles and retrieval and utilization field, in particular to based on embrane method and ozone coupling dispersion point source sewage device.
Background
At present, in places such as partial rural areas, high-speed service areas, partial scenic spots, temporary construction sites, sudden sewage events and the like, the generated sewage is typically point source sewage which is relatively dispersed, has more and wide range points, has less sewage amount at a single point, lacks a sewage pipe network and the like, and is difficult to enter a sewage treatment pipe network for centralized treatment; the point source sewage discharge has large randomness, is mostly discharged roughly, has complex sewage quality, has large fluctuation along with seasons or time periods, and has poor biodegradability; the point source scenes generally need water sources to be short and need water to be recycled; the sewage treatment has high randomness and maneuverability, and the required treatment technology and equipment have the advantages of small occupied area, strong timeliness, free use, no influence of environmental temperature, high water quality fluctuation resistance and the like. The existing point source sewage integrated treatment technology and equipment are basically a biological method, and have poor impact load resistance and can not meet the requirements of water regeneration and reuse; the biochemical method needs domestication and culture, is easily influenced by the characteristics of environmental temperature and water quality, needs continuous operation and cannot meet the requirements of free use.
To point source sewage characteristic and demand, the utility model provides a pair of based on embrane method and ozone coupling treatment dispersion point source sewage device, at first dispersion point source sewage gets into the equalizing basin earlier and carries out the homogenization regulation, gets rid of large-scale debris or particulate matter etc. through multistage grid after, gets into the materialization membrane reactor again and carries out the materialization separation, and the solid phase utilizes through dehydration behind the mud aerobic fermentation anaerobic digestion system that gets into after the separation, and the aqueous phase gets into the ozone catalytic oxidation reactor after the disinfection degree of depth is handled and carries out the retrieval and utilization. The skid-mounted point source sewage dispersing device does not need civil engineering, occupies small area, is flexible to operate, and operates economically and efficiently; the whole physical and chemical treatment of the dispersed point source domestic sewage is not influenced by the environmental temperature and the water quality characteristics; the water treatment device can be used at any time, and the purified water after advanced treatment can be recycled on site, thereby achieving the purposes of advanced treatment and recycling of sewage.
SUMMERY OF THE UTILITY MODEL
In order to overcome the problems existing in the prior biological method as the leading technology, a feasible technology and equipment are provided for the point source sewage treatment. The utility model provides a device for treating dispersed point source sewage based on membrane method and ozone coupling.
In order to realize the purpose, the utility model discloses a technical scheme as follows:
a device for treating dispersed point source sewage based on membrane method and ozone coupling comprises a sewage adjusting tank, a multi-stage grid, a physicochemical membrane separation reactor, a dosing device, a sludge dewatering machine, a sludge aerobic fermentation/anaerobic digestion system, a transition water tank, an ozone catalytic oxidation reactor, an ozone generator, an oxygen tank, a gas-water separator and a tail gas destructor;
the front end of the materialized membrane separation reactor is sequentially provided with a sewage regulating tank and a multi-stage grid for intercepting and removing particles in sewage; the rear end of the physicochemical membrane separation reactor is respectively provided with a sludge dewatering machine and an ozone catalytic oxidation reactor, wherein the sludge dewatering machine is connected with a sewage regulating tank through a return pipeline, and the sludge dewatering machine is also provided with a sludge aerobic fermentation/anaerobic digestion system; a transition water tank is arranged between the materialized membrane separation reactor and the ozone catalytic oxidation reactor, the oxygen tank and the ozone generator are also arranged at the front end of the ozone catalytic oxidation reactor, and a gas-water separator and a tail gas destructor are sequentially arranged at the rear end of the ozone catalytic oxidation reactor;
the method comprises the steps that pretreated sewage obtained by intercepting and removing particles in sewage by a sewage adjusting tank and a multi-stage grid enters a physicochemical membrane separation reactor for solid-water physicochemical separation, the separated sewage enters an ozone catalytic oxidation reactor so as to remove ammonia nitrogen in a water phase, degrade organic pollutants and sterilize, separated solid-phase concentrated solution enters a sludge dewatering machine for dewatering, the dewatered sewage flows back to the sewage adjusting tank for retreatment, dewatered sludge enters a sludge aerobic fermentation/anaerobic digestion system for treatment, purified water treated by the ozone catalytic oxidation reactor enters a gas-water separator for separating residual ozone, and the residual ozone is treated by a tail gas destructor and then is discharged after reaching the standard.
The materialized membrane separation reactor is a membrane reactor for physically separating solid-phase SS and liquid-phase water in the sewage and is provided with a dosing device.
After the sludge concentrated and separated by the membrane is dehydrated, the sludge is aerobically fermented into fertilizer in the sludge aerobic fermentation/anaerobic digestion system or is anaerobically digested to generate methane.
The ozone catalytic oxidation reactor is a tubular ultraviolet catalytic ozone oxidation reactor.
The dispersive point source sewage refers to rural domestic sewage, sewage generated in a high-speed service area, sewage generated in scenic spots far away from cities, domestic sewage generated in temporary construction sites and emergency sewage.
Compared with the prior art, the point source sewage dispersing device based on the membrane method and ozone coupling treatment of the utility model has the advantages that the skid-mounted treatment device does not need civil engineering, occupies small area and has obvious space advantage; the operation is flexible, the operation cost is low, and the operation is economic and efficient; the coupling technology of the physicochemical membrane separation and concentration method and the physicochemical ozone catalytic oxidation method and the combined integrated equipment achieve the full-flow physicochemical process of the combined technology and are not influenced by the characteristics of sewage, the ambient seasonal temperature and the like; the sewage treatment device can be used at any time, and the treated sewage can be regenerated and recycled on the spot, so that the problem of difficult water utilization in places such as partial rural areas, high-speed service areas, partial scenic spots, temporary construction sites, sudden sewage events and the like is solved.
Drawings
Fig. 1 is a schematic diagram of an apparatus for treating dispersed point source sewage based on a membrane method and ozone coupling in an embodiment of the present invention.
Detailed Description
The utility model provides a based on embrane method and ozone coupling treatment dispersion point source sewage device, it is right below to combine the figure and embodiment to carry out detailed, complete description with the concrete technical method and the device of the utility model discloses a, the embodiment that describes only is the utility model discloses a part incident, rather than whole example. All other examples obtained without inventive work by a person skilled in the art are within the scope of the present invention.
As shown in figure 1, the utility model discloses a based on embrane method and ozone coupling treatment dispersion point source sewage device is by sewage equalizing basin 1, multistage grid 2, materialization membrane separation reactor 3, charge device 4, sludge dewaterer 5, mud aerobic fermentation/anaerobic digestion system 6, transition water tank 7, ozone catalytic oxidation reactor 8, ozone generator 9, oxygen tank 10, deareator 11 and autonomous system 13 etc..
The method comprises the steps that pretreated sewage obtained by intercepting and removing particles in sewage from a dispersive point source sewage through a sewage adjusting tank 1 and a multistage grid 2 enters a materialization membrane separation reactor 3 for solid-water materialization separation, the separated sewage enters an ozone catalytic oxidation reactor 8 for removing ammonia nitrogen in a water phase, degrading organic pollutants and sterilizing, separated solid-phase concentrated solution enters a sludge dewatering machine 5 for dewatering, the sewage flows back to the sewage adjusting tank 1 for retreatment, dewatered sludge enters a sludge aerobic fermentation/anaerobic digestion system 6 for treatment, purified water treated by the ozone catalytic oxidation reactor 8 enters a gas-water separator 11 for separating residual ozone, and the residual ozone is treated by a tail gas destructor 12 and then is discharged after reaching standards.
The materialized membrane separation reactor 3 is a membrane reactor for physically separating solid phase SS from liquid phase water in sewage and is provided with a dosing device 4.
The sludge aerobic fermentation/anaerobic digestion system 6 is characterized in that sludge subjected to membrane concentration and separation is dehydrated and then is recycled by adopting aerobic fermentation as a fertilizer or is subjected to anaerobic digestion to generate biogas resource for utilization.
The ozone catalytic oxidation reactor 8 is a tubular ultraviolet catalytic ozone oxidation reactor, and chlorine salt is added to ensure that the ammonia nitrogen in the effluent reaches the standard, and the nitrogen is removed through the coupling effect of ultraviolet, ozone and chlorine salt.
The ozone generator 9 and the oxygen tank 10 can provide sufficient ozone for the catalytic ozonation reactor 8.
The materialized membrane separation reactor 3, the ozone catalytic oxidation reactor 8, the ozone generator 9 and the like are all connected with the automatic control system 13, the ozone concentration of catalytic oxidation of different types of sewage is different, and therefore the ozone concentration introduced into the ozone catalytic oxidation reactor 8 is adjusted through the automatic control system 13.
The dosing device 4 is connected with the automatic control system 13, and the dosing concentration is adjusted in real time through the automatic control system.
The dispersive point source sewage refers to rural domestic sewage, sewage generated in a high-speed service area, sewage generated in scenic spots far away from cities, domestic sewage and emergency sewage generated in temporary construction sites and the like.
The ozone catalytic oxidation is ultraviolet catalytic ozone oxidation, and is coupled with chloride, so that ammonia nitrogen in the sewage can be oxidized and removed, organic matters in the sewage can be further degraded and removed, the aim of sterilization and disinfection can be fulfilled, and the water can be recycled.
The sludge aerobic fermentation/anaerobic digestion system is characterized in that after membrane concentration and separation, sludge is dehydrated, and then is recycled by adopting aerobic fermentation as a fertilizer or is utilized by adopting anaerobic digestion to generate biogas resources, and the sludge aerobic fermentation/anaerobic digestion system is selected according to actual requirements on site.
The utility model relates to a point source sewage treatment device based on membrane method and ozone coupling, the skid-mounted treatment device does not need civil engineering, occupies small area and has obvious space advantage; the operation is flexible, the operation cost is low, and the operation is economic and efficient; the coupling technology of the physicochemical membrane separation and concentration method and the physicochemical ozone catalytic oxidation method and the combined integrated equipment achieve the full-flow physicochemical process of the combined technology and are not influenced by the characteristics of sewage, the ambient seasonal temperature and the like; the sewage treatment system can be used at any time, and the treated sewage is regenerated on site for recycling, so that the problem of difficult water utilization in places such as partial rural areas, high-speed service areas, partial scenic spots, temporary construction sites, sudden sewage events and the like is solved. The purposes of advanced treatment and regeneration and reuse of sewage are achieved.
Claims (3)
1. A device for treating dispersed point source sewage based on membrane method and ozone coupling is characterized in that: comprises a sewage adjusting tank (1), a multi-stage grid (2), a materialized membrane separation reactor (3), a dosing device (4), a sludge dewatering machine (5), a sludge aerobic fermentation/anaerobic digestion system (6), a transition water tank (7), an ozone catalytic oxidation reactor (8), an ozone generator (9), an oxygen tank (10), a gas-water separator (11) and a tail gas destructor (12);
the front end of the materialized membrane separation reactor (3) is sequentially provided with a sewage regulating tank (1) and a multi-stage grid (2) for intercepting and removing particles in sewage; the rear end of the materialized membrane separation reactor (3) is respectively provided with a sludge dewatering machine (5) and an ozone catalytic oxidation reactor (8), wherein the sludge dewatering machine (5) is connected with the sewage adjusting tank (1) through a return pipeline, and the sludge dewatering machine (5) is also provided with a sludge aerobic fermentation/anaerobic digestion system (6); be equipped with transition water tank (7) between materialization membrane separation reactor (3) and ozone catalytic oxidation reactor (8), ozone catalytic oxidation reactor (8) front end still is equipped with oxygen jar (10) with ozone generator (9), ozone catalytic oxidation reactor (8) rear end is equipped with deareator (11) and tail gas destructor (12) in proper order.
2. The device for treating dispersed point source sewage based on the membrane method and ozone coupling as claimed in claim 1, wherein: the materialized membrane separation reactor (3) is a membrane reactor for physically separating solid-phase SS and liquid-phase water in the sewage and is provided with a dosing device (4).
3. The device for treating dispersed point source sewage based on the membrane method and ozone coupling as claimed in claim 1, wherein: the ozone catalytic oxidation reactor (8) is a tubular ultraviolet catalytic ozone oxidation reactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220592613.9U CN217627952U (en) | 2022-03-18 | 2022-03-18 | Device for treating dispersed point source sewage based on membrane method and ozone coupling |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220592613.9U CN217627952U (en) | 2022-03-18 | 2022-03-18 | Device for treating dispersed point source sewage based on membrane method and ozone coupling |
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| Publication Number | Publication Date |
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| CN217627952U true CN217627952U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220592613.9U Active CN217627952U (en) | 2022-03-18 | 2022-03-18 | Device for treating dispersed point source sewage based on membrane method and ozone coupling |
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| CN (1) | CN217627952U (en) |
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- 2022-03-18 CN CN202220592613.9U patent/CN217627952U/en active Active
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