CN219972095U - System for treating flushing wastewater of fishing port wharf - Google Patents
System for treating flushing wastewater of fishing port wharf Download PDFInfo
- Publication number
- CN219972095U CN219972095U CN202321667397.0U CN202321667397U CN219972095U CN 219972095 U CN219972095 U CN 219972095U CN 202321667397 U CN202321667397 U CN 202321667397U CN 219972095 U CN219972095 U CN 219972095U
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- Prior art keywords
- reverse osmosis
- wastewater
- sedimentation tank
- fishing port
- port wharf
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- 239000002351 wastewater Substances 0.000 title claims abstract description 57
- 238000011010 flushing procedure Methods 0.000 title claims abstract description 32
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 64
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 238000004062 sedimentation Methods 0.000 claims abstract description 39
- 239000012528 membrane Substances 0.000 claims abstract description 20
- 238000000108 ultra-filtration Methods 0.000 claims abstract description 16
- CBENFWSGALASAD-UHFFFAOYSA-N Ozone Chemical compound [O-][O+]=O CBENFWSGALASAD-UHFFFAOYSA-N 0.000 claims abstract description 12
- 238000004065 wastewater treatment Methods 0.000 claims description 7
- 230000002262 irrigation Effects 0.000 claims description 6
- 238000003973 irrigation Methods 0.000 claims description 6
- 238000006385 ozonation reaction Methods 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000006004 Quartz sand Substances 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000013049 sediment Substances 0.000 claims description 3
- 239000006228 supernatant Substances 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000010802 sludge Substances 0.000 claims description 2
- 208000028659 discharge Diseases 0.000 abstract description 5
- 239000012535 impurity Substances 0.000 abstract description 5
- 244000005700 microbiome Species 0.000 abstract description 4
- 238000000746 purification Methods 0.000 abstract description 4
- 239000013535 sea water Substances 0.000 abstract description 4
- 241000251468 Actinopterygii Species 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 241000894006 Bacteria Species 0.000 abstract description 2
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 abstract description 2
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 abstract description 2
- 239000011575 calcium Substances 0.000 abstract description 2
- 229910001424 calcium ion Inorganic materials 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 abstract description 2
- 229910001425 magnesium ion Inorganic materials 0.000 abstract description 2
- 238000009285 membrane fouling Methods 0.000 abstract description 2
- 230000008569 process Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 7
- 238000010612 desalination reaction Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 201000010099 disease Diseases 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012851 eutrophication Methods 0.000 description 1
- 229910052731 fluorine Inorganic materials 0.000 description 1
- 239000011737 fluorine Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 238000004094 preconcentration Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 0.000 description 1
- 239000012498 ultrapure water Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model provides a treatment system for flushing wastewater of a fishing port wharf, which comprises a wastewater collection tank, a pre-sedimentation tank, an ozone generator, a softening sedimentation tank, a multi-medium filter, an ultrafiltration device, a reverse osmosis system and an evaporator which are sequentially connected through pipelines. Impurities such as fish scales in the fishing port wharf flushing wastewater can be removed through the pre-sedimentation tank; most of bacteria and microorganisms in the wastewater can be removed through the ozone generator, and meanwhile, macromolecular organic matters in the wastewater can be decomposed; hardness in wastewater can be softened through a softening sedimentation tank and a multi-medium filter (namely, interception of calcium and magnesium ions is realized), and frequency of subsequent membrane fouling can be effectively reduced; then further removing impurities and suspended matters through an ultrafiltration device, thereby reducing the fouling phenomenon of the subsequent membrane process and the frequency of membrane cleaning; through the reverse osmosis system, the water purification can be effectively realized, and the final produced water quality can meet three standards of seawater discharge, thereby realizing the environment-friendly discharge treatment.
Description
Technical Field
The utility model belongs to the field of wastewater treatment, and particularly relates to a treatment system for flushing wastewater of a fishing port wharf.
Background
In most industries of the 21 st century, membrane technology will play an important role in the fields of water resources, energy, environment, traditional industrial reformation, etc. The water treatment membrane technology is to remove impurities in water by utilizing the substance separation effect of a biological membrane so as to realize the aim of purification treatment. Different types of biological membranes differ in their function in water treatment, such as: the bipolar membrane is used for treating fluorine-containing waste liquid, and the nanofiltration membrane is used for sea water desalination and the like. Therefore, the membrane technology has good development prospect in the field of water treatment, and the analysis of the current development state and trend can promote the development of the water treatment membrane technology. Reverse osmosis technology has become the most economical means for desalination of sea water and brackish water, preparation of pure water and ultrapure water and material preconcentration, and membrane treatment technology has wide development prospect.
The fishing port yard is frequently produced to discharge flushing wastewater and some domestic flushing wastewater produced by ships and the like, the water quality and the taste are large, the content is not clear, the microorganism in water is various, and the water body pollution can be caused if the water is discharged into any water environment without treatment. If the water quality is discharged wantonly, the eutrophication of the water body and even the ocean is caused, so that the content of dissolved oxygen in the water is reduced, an anaerobic environment is generated, and the fishes and the like in the marine animals and plants can be replaced by anaerobic groups; in addition, these waste waters may contain microorganisms which may cause some damage to human health and even transmit some diseases, resulting in a double threat of human and natural. Therefore, the wastewater is discharged in a large amount, the natural purification process and ecological balance of the water environment are destroyed, and the treatment of the wastewater needs to be optimized.
Disclosure of Invention
The utility model aims to provide a treatment system for flushing wastewater of a fishing port wharf, which aims to solve the problems in the background technology.
For this purpose, the above object of the present utility model is achieved by the following technical solutions:
a system for treating waste water from irrigation of a fishing port wharf, the system for treating waste water from irrigation of a fishing port wharf being used for treating waste water from irrigation of a fishing port wharf, the system being characterized in that: the system for treating the flushing wastewater of the fishing port wharf comprises a wastewater raw water tank, a pre-sedimentation tank, an ozone generator, a softening sedimentation tank, a multi-medium filter, an ultrafiltration device, a reverse osmosis system and an evaporator which are sequentially connected through pipelines;
the waste water collecting tank is used for homogenizing the flushing waste water of the fishing port wharf;
the pre-sedimentation tank is used for primarily sedimentation of water quality homogenized by the wastewater collection tank;
the ozone generator is used for carrying out ozonization on supernatant wastewater which is subjected to sedimentation treatment in the pre-sedimentation tank;
the softening sedimentation tank is used for softening hardness in the flushing wastewater of the port wharf after ozonization treatment by the ozone generator;
the multi-medium filter is used for filtering and softening flocculated sediment in the wastewater after dosing;
the ultrafiltration device is used for removing microsuspension and particulate matters in the produced water passing through the multi-medium filter so as to meet the water inlet requirement of the reverse osmosis system;
the reverse osmosis system is used for concentrating and separating the produced water of the ultrafiltration device;
the evaporator is used for concentrating the concentrated solution of the reverse osmosis system;
the processing system of the fishing port wharf flushing wastewater further comprises a plate-and-frame filter press, wherein the plate-and-frame filter press is respectively communicated with the pre-sedimentation tank and the multi-medium filter, and the plate-and-frame filter press is used for processing sludge water generated by the pre-sedimentation tank and the multi-medium filter.
The utility model can also adopt or combine the following technical proposal when adopting the technical proposal:
as a preferred technical scheme of the utility model: and a water outlet of the reverse osmosis system is communicated with a water production tank.
As a preferred technical scheme of the utility model: the pre-sedimentation tank is a high-density sedimentation tank.
As a preferred technical scheme of the utility model: the filter material of the multi-medium filter is quartz sand.
As a preferred technical scheme of the utility model: the reverse osmosis system consists of a first-stage reverse osmosis device, a second-stage reverse osmosis device and a third-stage reverse osmosis device;
the inlet of the first-stage reverse osmosis device is communicated with the produced water outlet of the ultrafiltration device, and the concentrated water outlet of the first-stage reverse osmosis device is communicated with the inlet of the evaporator;
the inlet of the secondary reverse osmosis device is communicated with the produced water outlet of the primary reverse osmosis device;
the inlet of the three-stage reverse osmosis device is communicated with the produced water outlet of the two-stage reverse osmosis device.
As a preferred technical scheme of the utility model: the first-stage reverse osmosis device, the second-stage reverse osmosis device and the third-stage reverse osmosis device are a triple type flat membrane machine or a coiled membrane machine.
As a preferred technical scheme of the utility model: the evaporator is an MVR evaporator.
The utility model provides a system for treating the flushing wastewater of a fishing port wharf, which can remove impurities such as fish scales and the like in the flushing wastewater of the fishing port wharf through a pre-sedimentation tank; most of bacteria and microorganisms in the wastewater can be removed through the ozone generator, and meanwhile, macromolecular organic matters in the wastewater can be decomposed; hardness in wastewater can be softened through a softening sedimentation tank and a multi-medium filter (namely, interception of calcium and magnesium ions is realized), and frequency of subsequent membrane fouling can be effectively reduced; then further removing impurities and suspended matters through an ultrafiltration device, thereby reducing the fouling phenomenon of the subsequent membrane process and the frequency of membrane cleaning; through the reverse osmosis system, the water purification can be effectively realized (the water quality of the final produced water can meet three standards of seawater discharge, and the environment-friendly discharge treatment is realized), the reverse osmosis concentrated water passes through the MVR evaporator to be evaporated and concentrated, the industrial salt is finally obtained, the utilization of industrial salt recycling can be effectively realized, and the value is created.
The utility model effectively intercepts COD and NH in the flushing wastewater of the fishing port wharf by the double-membrane method (ultrafiltration and reverse osmosis) 3 The N content, the overall structure and the connection relation of the system are simple, the integration and the automation degree are high, and the industrial application is facilitated. The whole system realizes the secondary utilization of the flushing wastewater of the port wharf, realizes the chemical concepts of pollution reduction and carbon reduction, is environment-friendly, has great economic and social values, and has application and popularization significance.
Drawings
Fig. 1 is a diagram of a system for treating the flushing wastewater of a fishing port wharf.
Detailed Description
The utility model will be described in further detail with reference to the drawings and specific embodiments.
A processing system of the flushing wastewater of the fishing port wharf is used for processing the flushing wastewater of the fishing port wharf, and comprises a wastewater raw water tank, a pre-sedimentation tank, an ozone generator, a softening sedimentation tank, a multi-medium filter, an ultrafiltration device, a reverse osmosis system and an evaporator which are sequentially connected through pipelines;
the waste water collecting pool is used for homogenizing the flushing waste water of the fishing port wharf;
the pre-sedimentation tank is used for primarily sedimentation of the water quality homogenized by the wastewater collection tank;
the ozone generator is used for carrying out ozonization on supernatant wastewater which is subjected to sedimentation treatment in the pre-sedimentation tank;
the softening sedimentation tank is used for softening hardness in the flushing wastewater of the port wharf after ozonization treatment by the ozone generator;
the multi-medium filter is used for filtering and softening flocculated sediment in the wastewater after dosing;
the ultrafiltration device is used for removing microsuspension and particulate matters in the produced water passing through the multi-medium filter so as to meet the water inlet requirement of the reverse osmosis system;
the reverse osmosis system is used for concentrating and separating the produced water of the ultrafiltration device;
the evaporator is used for concentrating the concentrated solution of the reverse osmosis system;
the processing system of the fishing port wharf flushing wastewater further comprises a plate-and-frame filter press, wherein the plate-and-frame filter press is respectively communicated with the pre-sedimentation tank and the multi-medium filter, and the plate-and-frame filter press is used for processing mud water generated by the pre-sedimentation tank and the multi-medium filter.
In this embodiment: the water outlet of the reverse osmosis system is communicated with the water producing tank.
In this embodiment: the pre-sedimentation tank is a high-density sedimentation tank.
In this embodiment: quartz sand is used as the filter material of the multi-medium filter.
In this embodiment: the reverse osmosis system consists of a first-stage reverse osmosis device, a second-stage reverse osmosis device and a third-stage reverse osmosis device;
the inlet of the first-stage reverse osmosis device is communicated with the produced water outlet of the ultrafiltration device, and the concentrated water outlet of the first-stage reverse osmosis device is communicated with the inlet of the evaporator;
the inlet of the second-stage reverse osmosis device is communicated with the produced water outlet of the first-stage reverse osmosis device, and the concentrated water outlet of the second-stage reverse osmosis device is communicated with the inlet of the first-stage reverse osmosis device;
the inlet of the third-stage reverse osmosis device is communicated with the produced water outlet of the second-stage reverse osmosis device, and the concentrated water outlet of the third-stage reverse osmosis device is communicated with the inlet of the second-stage reverse osmosis device.
In this embodiment: the first-stage reverse osmosis device, the second-stage reverse osmosis device and the third-stage reverse osmosis device are a triple type flat membrane machine or a coiled membrane machine.
In this embodiment: the evaporator is an MVR evaporator.
The above embodiments are intended to illustrate the present utility model, but not limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. made to the present utility model within the spirit of the present utility model and the scope of the claims are within the scope of the present utility model.
Claims (7)
1. A system for treating waste water from irrigation of a fishing port wharf, the system for treating waste water from irrigation of a fishing port wharf being used for treating waste water from irrigation of a fishing port wharf, the system being characterized in that: the system for treating the flushing wastewater of the fishing port wharf comprises a wastewater collecting tank, a pre-sedimentation tank, an ozone generator, a softening sedimentation tank, a multi-medium filter, an ultrafiltration device, a reverse osmosis system and an evaporator which are sequentially connected through pipelines;
the waste water collecting tank is used for homogenizing the flushing waste water of the fishing port wharf;
the pre-sedimentation tank is used for primarily sedimentation of water quality homogenized by the wastewater collection tank;
the ozone generator is used for carrying out ozonization on supernatant wastewater which is subjected to sedimentation treatment in the pre-sedimentation tank;
the softening sedimentation tank is used for softening hardness in the flushing wastewater of the port wharf after ozonization treatment by the ozone generator;
the multi-medium filter is used for filtering and softening flocculated sediment in the wastewater after dosing;
the ultrafiltration device is used for removing microsuspension and particulate matters in the produced water passing through the multi-medium filter so as to meet the water inlet requirement of the reverse osmosis system;
the reverse osmosis system is used for concentrating and separating the produced water of the ultrafiltration device;
the evaporator is used for concentrating the concentrated solution of the reverse osmosis system;
the processing system of the fishing port wharf flushing wastewater further comprises a plate-and-frame filter press, wherein the plate-and-frame filter press is respectively communicated with the pre-sedimentation tank and the multi-medium filter, and the plate-and-frame filter press is used for processing sludge water generated by the pre-sedimentation tank and the multi-medium filter.
2. The fishing port wharf flushing wastewater treatment system of claim 1, wherein: and a water outlet of the reverse osmosis system is communicated with a water production tank.
3. The fishing port wharf flushing wastewater treatment system of claim 1, wherein: the pre-sedimentation tank is a high-density sedimentation tank.
4. The fishing port wharf flushing wastewater treatment system of claim 1, wherein: the filter material of the multi-medium filter is quartz sand.
5. The fishing port wharf flushing wastewater treatment system of claim 1, wherein: the reverse osmosis system consists of a first-stage reverse osmosis device, a second-stage reverse osmosis device and a third-stage reverse osmosis device;
the inlet of the first-stage reverse osmosis device is communicated with the produced water outlet of the ultrafiltration device, and the concentrated water outlet of the first-stage reverse osmosis device is communicated with the inlet of the evaporator;
the inlet of the secondary reverse osmosis device is communicated with the produced water outlet of the primary reverse osmosis device;
the inlet of the three-stage reverse osmosis device is communicated with the produced water outlet of the two-stage reverse osmosis device.
6. The fishing port wharf flushing wastewater treatment system of claim 5, wherein: the first-stage reverse osmosis device, the second-stage reverse osmosis device and the third-stage reverse osmosis device are a triple type flat membrane machine or a coiled membrane machine.
7. The fishing port wharf flushing wastewater treatment system of claim 1, wherein: the evaporator is an MVR evaporator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667397.0U CN219972095U (en) | 2023-06-28 | 2023-06-28 | System for treating flushing wastewater of fishing port wharf |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321667397.0U CN219972095U (en) | 2023-06-28 | 2023-06-28 | System for treating flushing wastewater of fishing port wharf |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219972095U true CN219972095U (en) | 2023-11-07 |
Family
ID=88597542
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321667397.0U Active CN219972095U (en) | 2023-06-28 | 2023-06-28 | System for treating flushing wastewater of fishing port wharf |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219972095U (en) |
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2023
- 2023-06-28 CN CN202321667397.0U patent/CN219972095U/en active Active
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