CN207958074U - Sewage disposal system - Google Patents
Sewage disposal system Download PDFInfo
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- CN207958074U CN207958074U CN201820174556.6U CN201820174556U CN207958074U CN 207958074 U CN207958074 U CN 207958074U CN 201820174556 U CN201820174556 U CN 201820174556U CN 207958074 U CN207958074 U CN 207958074U
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Abstract
The utility model provides a kind of sewage disposal system.The sewage disposal system include sequentially connected sewage and waste water pond, inclined-plate clarifying basin, again neutralization pond, biochemistry pool, secondary settling tank, release pond and raw water box and filtration system, counter-infiltration system, Distallation systm, equipment for steam treatment, strong brine processing unit and production reuse water producing tank.After sewage is carried out biochemical, neutralization, precipitation process by a kind of sewage disposal system provided by the utility model, precipitation water is subjected to ultrafiltration, reverse osmosis, distillation and steam treatment again, sewage is converted into production recycle-water, it reduces environmental pollution, improve water circulation use rate, cost-effective, sewage intercepting well rate is high.
Description
Technical field
The utility model is related to chemical production equipment field more particularly to a kind of sewage disposal systems.
Background technology
In course of production of chloroethylene, it may appear that a variety of excess raw materials or a variety of haline water intermediate products and waste water.It is existing
There is sewage-treatment plant to generally comprise biochemical treatment system, GE sewage deeps reclaiming system, GE evaporation process systems.Biochemical treatment
System mainly handles the waste water such as PVC treatment of wastewater from stripping, centrifuge mother liquor, sanitary sewage, sodium hypochlorite waste water, GE sewage deep reuses system
Waste water after system main processing loop water sewerage, desalted water concentrated water and biochemical treatment, GE vapo(u)rization systems mainly handle GE sewage
The haline water of depth reclaiming system is discharged into drying pond (also referred to as evaporation pond) after maximum minimizing.Sewage disposal
Device is relatively simple, has a single function, and sewage is converted into industrial water standard not up to standard, and the sewage rate of recovery is not high.
Utility model content
In order to solve the above technical problems, the utility model provide a kind of sewage be converted into industrial water can be up to standard, sewage
The high sewage disposal system of the rate of recovery.
Sewage disposal system provided by the utility model include sequentially connected sewage and waste water pond, inclined-plate clarifying basin, again in
With pond, biochemistry pool, secondary settling tank, release pond and raw water box and filtration system, counter-infiltration system, Distallation systm, steam treatment
Device, strong brine processing unit and production reuse water producing tank, the filtration system are connect with the raw water box, the reverse osmosis system
System connect with the filtration system, the Distallation systm is connect with the counter-infiltration system, the equipment for steam treatment with it is described
Distallation systm connects, and the strong brine processing unit is connect with the equipment for steam treatment, the production reuse water producing tank and institute
State counter-infiltration system and Steam heating systems connection.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the filtration system includes ultrafiltration membrane
Filter device and ultrafiltration water producing tank, the ultrafiltration membrane filter device be ultrafiltration membrance filter structure, the ultrafiltration water producing tank with it is described
Ultrafiltration membrane filter device connects.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the counter-infiltration system includes reverse osmosis
Permeable membrane filter device, reverse osmosis concentrated water tank and regulating tank, the reverse osmosis membrane filtration device connect with the reverse osmosis concentrated water tank
It connecing, the regulating tank is connect with the reverse osmosis concentrated water tank, and the reverse osmosis membrane filtration device is PVDF submerged ultrafiltrations,
Ultrafiltration membrane is the hollow-fibre membrane in 0.04 micron of aperture.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the Distallation systm includes evaporator
Feed-tank, distillation water- to-water heat exchanger and distilled water tank, the evaporator feed tank are connect with the counter-infiltration system, the distilled water
Heat exchanger is connect with the evaporator feed tank, and the distilled water tank is connect with the distillation water- to-water heat exchanger, and the distilled water changes
Hot device is connect with the production with water producing tank, and the distillation water- to-water heat exchanger is falling film evaporation evaporator.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the Steam heating systems include steaming
Vapour heat exchanger, degassing tower and evaporator, the vapor heat exchanger are connect with the distillation water- to-water heat exchanger, the degassing tower with it is described
Vapor heat exchanger connects, and the evaporator is connect with the degassing tower and the distilled water tank, and is filled with strong brine processing
Set connection.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the strong brine processing unit includes
Strong brine case, plate and frame filter press, the strong brine case are connect with the Steam heating systems, the plate and frame filter press with it is described dense
Brine tank connects.
In a kind of preferred embodiment of sewage disposal system provided by the utility model, the biochemistry pool is biological contact oxidation
Change biochemistry pool.
The working principle and beneficial effect of the sewage disposal system of the utility model：
Using biochemistry+film processing system+evaporation technology (biochemistry+UF+RO+ZLD), depth is carried out to sewage and peace and quiet lower water
Production is back to use after processing again.Sanitary sewage after biochemical treatment reaches country-level discharge mark standard, fully enters depth
Processing, reaches the moisturizing requirement of the devices such as desalted water, recirculated water after film process.
The waste water for the concentrated water and VCM device neutralisation treatments that reverse osmosis membrane generates, into vapo(u)rization system, and is concentrated, and
Generate condensed water (also referred to as distilled water), the distilled water of generation can reuse to process water or boiler feedwater, realize real
Near-zero release in meaning.
Biochemical sewage treatment process uses biological contact oxidation process, treatment scale：17570m Shang/d, utilize microorganism decomposition
The physiological metabolism of organic matter is adsorbed using the aerobic microbiological film of fixed bed under conditions of aerobic and in Decomposition Wastewater
The organic pollution materials of contained dissolved state.Treated water is all as the supplement water of advanced treatment apparatus.
Film processing system uses UF+RO techniques, treatment scale：15298m Shang/d, this engineering is by internationally recognizable GE companies
Design, and provides core technology, and using submerged ultrafiltration element, material PVDF is very firm inner support film.Submergence
It is that 0.04 micron of hollow-fibre membrane is filtered that formula ultrafiltration, which uses " from outside to inside " type of flow, via hole diameter,.Filtered water
Into reverse osmosis unit, reverse-osmosis membrane element is polyamide composite film, and membrane component antibiont and organic contamination ability are strong, membrane component
Average salt rejection rate reaches 99.5%.
Vapo(u)rization system project uses advanced single-action falling film evaporation technology, handles water and is：4000m Shang/d.Single-action falling liquid film
Evaporation technology brief introduction：Concentrated water is constantly sent to the heat exchanger tube at the top of evaporator, and flowing into every after being shunted by brine distribution device changes
Heat pipe, then with after the outlet vapor heat exchange of vapour compression machine, a part of moisture content is evaporated.The thermodynamic cycle of compressed steam makes simultaneously
Steam enters heat exchanger outer wall, and steam further heats the hot water of heat exchanger tube, and steam itself then condenses after discharging heat
Distilled water is formed, product water is formed after outflow.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Other attached drawings are obtained, wherein：
Fig. 1 is the structural schematic diagram of one preferred embodiment of sewage disposal system provided by the utility model.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describing, it is clear that described embodiment is only a part of the embodiment of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The all other embodiment obtained, shall fall within the protection scope of the present invention.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of one preferred embodiment of sewage disposal system provided by the utility model.
The sewage disposal system includes sequentially connected sewage and waste water pond 1, inclined-plate clarifying basin 2, again neutralization pond 3, biochemistry
Pond 4, secondary settling tank 5 release pond 6 and raw water box 7 and filtration system 8, counter-infiltration system 9, Distallation systm 10, steam treatment
Device 11, strong brine processing unit 12 and production reuse water producing tank 13.The filtration system 8 is connect with the raw water box 7, described
Counter-infiltration system 9 is connect with the filtration system 8, and the Distallation systm 10 is connect with the counter-infiltration system 9, at the steam
Reason device 11 is connect with the Distallation systm 10, and the strong brine processing unit 12 is connect with the equipment for steam treatment 11, institute
Production reuse water producing tank 13 is stated to connect with the counter-infiltration system 9 and the Steam heating systems 11.The biochemistry pool 4 is biology
Catalytic oxidation biochemistry pool.
The filtration system 8 includes ultrafiltration membrane filter device 81 and ultrafiltration water producing tank 82.The ultrafiltration membrane filter device 81
For ultrafiltration membrance filter structure, the ultrafiltration water producing tank 82 is connect with the ultrafiltration membrane filter device 81.
The counter-infiltration system 9 includes reverse osmosis membrane filtration device 91, reverse osmosis concentrated water tank 92 and regulating tank 93.It is described
Reverse osmosis membrane filtration device 91 is connect with the reverse osmosis concentrated water tank 92, the regulating tank 93 and the reverse osmosis concentrated water tank 92
Connection, the reverse osmosis membrane filtration device 91 are PVDF submerged ultrafiltrations, and ultrafiltration membrane is the doughnut in 0.04 micron of aperture
Film.
The Distallation systm 10 includes evaporator feed tank 101, distillation water- to-water heat exchanger 102 and distilled water tank 103.The steaming
Hair device feed-tank 101 is connect with the counter-infiltration system 9, and the distillation water- to-water heat exchanger 102 connects with the evaporator feed tank 101
It connects, the distilled water tank 103 is connect with the distillation water- to-water heat exchanger 102, and the distillation water- to-water heat exchanger 102 is produced with the production
Water tank 13 connects, and the distillation water- to-water heat exchanger 102 is falling film evaporation evaporator.
The Steam heating systems 11 include vapor heat exchanger 111, degassing tower 112 and evaporator 113.The steam heat-exchanging
Device 111 is connect with the distillation water- to-water heat exchanger 102, and the degassing tower 112 is connect with the vapor heat exchanger 111, the evaporation
Device 113 is connect with the degassing tower 112 and the distilled water tank 103, and is connect with the strong brine processing unit 12.
The strong brine processing unit 12 includes strong brine case 121, plate and frame filter press 122.The strong brine case 121 and institute
The connection of Steam heating systems 11 is stated, the plate and frame filter press 122 is connect with the strong brine case 121.
The working principle and beneficial effect of the sewage disposal system of the utility model：
Using biochemistry+film processing system+evaporation technology (biochemistry+UF+RO+ZLD), depth is carried out to sewage and peace and quiet lower water
Production is back to use after processing again.Sanitary sewage after biochemical treatment reaches country-level discharge mark standard, fully enters depth
Processing, reaches the moisturizing requirement of the devices such as desalted water, recirculated water after film process.
The waste water for the concentrated water and VCM device neutralisation treatments that reverse osmosis membrane generates, into vapo(u)rization system, and is concentrated, and
Generate condensed water (also referred to as distilled water), the distilled water of generation can reuse to process water or boiler feedwater, realize real
Near-zero release in meaning.
Biochemical sewage treatment process uses biological contact oxidation process, treatment scale：17570m Shang/d, utilize microorganism decomposition
The physiological metabolism of organic matter is adsorbed using the aerobic microbiological film of fixed bed under conditions of aerobic and in Decomposition Wastewater
The organic pollution materials of contained dissolved state.Treated water is all as the supplement water of advanced treatment apparatus.
Film processing system uses UF+RO techniques, treatment scale：15298m Shang/d, this engineering is by internationally recognizable GE companies
Design, and provides core technology, and using submerged ultrafiltration element, material PVDF is very firm inner support film.Submergence
It is that 0.04 micron of hollow-fibre membrane is filtered that formula ultrafiltration, which uses " from outside to inside " type of flow, via hole diameter,.Filtered water
Into reverse osmosis unit, reverse-osmosis membrane element is polyamide composite film, and membrane component antibiont and organic contamination ability are strong, membrane component
Average salt rejection rate reaches 99.5%.
Vapo(u)rization system project uses advanced single-action falling film evaporation technology, handles water and is：4000m Shang/d.Single-action falling liquid film
Evaporation technology brief introduction：Concentrated water is constantly sent to the heat exchanger tube at the top of evaporator, and flowing into every after being shunted by brine distribution device changes
Heat pipe, then with after the outlet vapor heat exchange of vapour compression machine, a part of moisture content is evaporated.The thermodynamic cycle of compressed steam makes simultaneously
Steam enters heat exchanger outer wall, and steam further heats the hot water of heat exchanger tube, and steam itself then condenses after discharging heat
Distilled water is formed, product water is formed after outflow.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other relevant technical fields, are equally included in the patent within the scope of the utility model.
Claims (7)
1. a kind of sewage disposal system, which is characterized in that including sequentially connected sewage and waste water pond, inclined-plate clarifying basin, neutralize again
Pond, secondary settling tank, releases pond and raw water box and filtration system, counter-infiltration system, Distallation systm, steam treatment dress at biochemistry pool
It sets, strong brine processing unit and production reuse water producing tank, the filtration system are connect with the raw water box, the counter-infiltration system
It is connect with the filtration system, the Distallation systm is connect with the counter-infiltration system, the equipment for steam treatment and the steaming
Evaporate system connection, the strong brine processing unit connect with the equipment for steam treatment, the production reuse water producing tank with it is described
Counter-infiltration system and Steam heating systems connection.
2. according to the sewage disposal system described in claim 1, which is characterized in that the filtration system includes ultrafiltration membrance filter
Device and ultrafiltration water producing tank, the ultrafiltration membrane filter device are ultrafiltration membrance filter structure, the ultrafiltration water producing tank and the ultrafiltration
Film filter connects.
3. according to the sewage disposal system described in claim 1, which is characterized in that the counter-infiltration system includes reverse osmosis membrane
Filter device, reverse osmosis concentrated water tank and regulating tank, the reverse osmosis membrane filtration device are connect with the reverse osmosis concentrated water tank, institute
It states regulating tank to connect with the reverse osmosis concentrated water tank, the reverse osmosis membrane filtration device is PVDF submerged ultrafiltrations, ultrafiltration
Film is the hollow-fibre membrane in 0.04 micron of aperture.
4. according to the sewage disposal system described in claim 1, which is characterized in that the Distallation systm includes evaporator feedwater
Case, distillation water- to-water heat exchanger and distilled water tank, the evaporator feed tank are connect with the counter-infiltration system, the distilled water heat exchange
Device is connect with the evaporator feed tank, and the distilled water tank is connect with the distillation water- to-water heat exchanger, the distillation water- to-water heat exchanger
It is connect with water producing tank with the production, the distillation water- to-water heat exchanger is falling film evaporation evaporator.
5. according to the sewage disposal system described in claim 4, which is characterized in that the Steam heating systems include that steam changes
Hot device, degassing tower and evaporator, the vapor heat exchanger are connect with the distillation water- to-water heat exchanger, the degassing tower and the steam
Heat exchanger connects, and the evaporator is connect with the degassing tower and the distilled water tank, and connects with the strong brine processing unit
It connects.
6. according to the sewage disposal system described in claim 1, which is characterized in that the strong brine processing unit includes dense salt
Water tank, plate and frame filter press, the strong brine case are connect with the Steam heating systems, the plate and frame filter press and the strong brine
Case connects.
7. according to the sewage disposal system described in claim 1, which is characterized in that the biochemistry pool is given birth to for bio-contact oxidation
Change pond.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174556.6U CN207958074U (en) | 2018-02-01 | 2018-02-01 | Sewage disposal system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820174556.6U CN207958074U (en) | 2018-02-01 | 2018-02-01 | Sewage disposal system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207958074U true CN207958074U (en) | 2018-10-12 |
Family
ID=63736427
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820174556.6U Active CN207958074U (en) | 2018-02-01 | 2018-02-01 | Sewage disposal system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207958074U (en) |
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2018
- 2018-02-01 CN CN201820174556.6U patent/CN207958074U/en active Active
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