CN218478647U - High-efficient zero release waste liquid is retrieved and regeneration system - Google Patents
High-efficient zero release waste liquid is retrieved and regeneration system Download PDFInfo
- Publication number
- CN218478647U CN218478647U CN202222950954.1U CN202222950954U CN218478647U CN 218478647 U CN218478647 U CN 218478647U CN 202222950954 U CN202222950954 U CN 202222950954U CN 218478647 U CN218478647 U CN 218478647U
- Authority
- CN
- China
- Prior art keywords
- pipeline
- output
- waste liquid
- filter
- passes
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
- Treatment Of Water By Oxidation Or Reduction (AREA)
Abstract
The utility model discloses a high-efficient zero release waste liquid is retrieved and regeneration system draws together the equalizing basin, the output of equalizing basin passes through the pipeline and is connected with high density clarification tank, high density clarification tank's mud output passes through the pipeline and is connected with sludge dewatering device, high density clarification tank's clear water output passes through the pipeline and is connected with many medium filter, many medium filter's clear water output passes through the pipeline and is connected with ozone catalytic oxidation and micro-filtration device. The utility model discloses a pass through precipitation, filtration, ozone catalytic oxidation, micro-filtration, cation exchange and concentration with industrial waste water, reduce harmful components such as hardness, basicity, silicate, suspended solid, oil content in the waste water, then through RO membrane concentration, MVR evaporation and freezing crystallization etc. with salt water separation, reach high-efficient zero release waste liquid recovery and water regeneration's effect.
Description
Technical Field
The utility model relates to a waste liquid recovery and regeneration system, in particular to high-efficient zero release waste liquid recovery and regeneration system belongs to sewage treatment technical field.
Background
The petrochemical industry belongs to the high energy consumption industry, generates a large amount of high-salinity wastewater every year, and can cause serious damage to the ecological environment if directly discharged into the environment. With the improvement of the discharge standard, enterprises begin to treat the high-salinity wastewater and recycle the high-salinity wastewater as much as possible, the core process of the traditional high-salinity wastewater zero-discharge treatment is a combined process of membrane concentration and evaporative crystallization, the byproduct crystalline salt appears in a mixed form, contains various ions, has low recycling degree, can only be finally landfill treated according to hazardous waste, and the treatment cost per ton of salt reaches more than 3000 yuan.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome prior art's defect, provide a high-efficient zero release waste liquid recovery and regeneration system.
In order to solve the technical problem, the utility model provides a following technical scheme:
the utility model relates to a high-efficient zero release waste liquid is retrieved and regeneration system, including the equalizing basin, the output of equalizing basin passes through the pipeline and is connected with high density clarification tank, high density clarification tank's mud output passes through the pipeline and is connected with sludge dewatering device, high density clarification tank's clear water output passes through the pipeline and is connected with many medium filter, many medium filter's clear water output passes through the pipeline and is connected with ozone catalytic oxidation and micro-filtration device, ozone catalytic oxidation and micro-filtration device's output passes through the pipeline and is connected with ion exchanger, ion exchanger's clear water output passes through the pipeline and is connected with first reverse osmosis filter, first reverse osmosis filter's output passes through the pipeline and is connected with second reverse osmosis filter, second reverse osmosis filter's dense water output passes through the pipeline and is connected with the evaporative crystallization device, second reverse osmosis filter's clear water output passes through the pipeline and is connected with the clear water cistern.
In some embodiments of the present invention, the sludge output end of the sludge dewatering device is connected to the sludge drying tank through a pipe and a slurry pump, and the sludge drying tank is used for storing and drying sludge.
In some embodiments of the present invention, the sewage of the sludge dewatering device is output to the high-density clarification tank through a return pipe, the backwashing output end of the multi-media filter is connected with the high-density clarification tank through a return pipe, and the backwashing output end of the ion exchanger is connected with the high-density clarification tank through a return pipe.
In some embodiments of the present invention, the evaporative crystallization apparatus is an MVR low temperature evaporator, and the throughput is 8m3/h; the evaporation temperature is 50-60 ℃.
In some embodiments of the present invention, the multi-media filter is a three-layer filter, and the filter material is sequentially activated carbon, quartz sand, and magnetite.
In some embodiments of the present invention, the ozone generation amount of the ozone catalytic oxidation and microfiltration device is 50kg/h, the catalyst is LCO ozone catalytic oxidation catalyst, the aperture of the filter membrane is 0.05 μm, the cross-flow filtration is performed, and the water production rate is greater than or equal to 96%.
In some embodiments of the present invention, the ion exchanger 7 is a cation exchange resin in sodium form.
In some embodiments of the present invention, the first reverse osmosis filter device 8 and the second reverse osmosis filter device 9 both adopt disc-tube reverse osmosis for filtration, the operation pressure is 15MPa, and the treatment capacity is 35m3/h.
The utility model discloses the beneficial effect who reaches is: the utility model discloses a pass through precipitation, filtration, ozone catalytic oxidation, micro-filtration, cation exchange and concentration with industrial waste water, reduce harmful components such as hardness, basicity, silicate, suspended solid, oil content in the waste water, then through RO membrane concentration, MVR evaporation and freezing crystallization etc. with salt water separation, reach high-efficient zero release waste liquid recovery and water regeneration's effect.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
fig. 1 is a schematic structural diagram of a high-efficiency zero-emission waste liquid recovery and regeneration system in an embodiment of the present invention.
In the figure: 1. a regulating reservoir; 2. a high-density clarifier; 3. a sludge dewatering device; 4. a sludge drying tank; 5. a multi-media filter; 6. ozone catalytic oxidation and microfiltration device; 7. an ion exchanger; 8. a first reverse osmosis filtration device; 9. a second reverse osmosis filtration device; 10. an evaporative crystallization device; 11. and (4) a clear water reservoir.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the specification of the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. The components of the embodiments of the present application, as generally described and illustrated in the figures herein, could be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments obtained by a person of ordinary skill in the art based on the embodiments in the present application without making any creative effort belong to the protection scope of the present application.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined or explained in subsequent figures.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that an article or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. The term "comprising" is used to specify the presence of stated features, integers, steps, operations, elements, components, and/or groups thereof, but does not exclude the presence of other similar features, integers, steps, operations, components, or groups thereof.
In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships conventionally placed when products of the application are used, and are only used for convenience of description and simplification of the description, but do not indicate or imply that the devices or elements referred to must have specific orientations, be constructed in specific orientations, and be operated, and thus, should not be construed as limiting the present application.
In the description of the present application, it should also be noted that, unless expressly stated or limited otherwise, the terms "disposed" and "connected" are to be construed broadly, and may for example be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Some embodiments of the present application will be described in detail below with reference to the accompanying drawings. The various embodiments and features of the embodiments described below can be interchanged with one another without conflict.
Referring to fig. 1, the utility model provides a high-efficient zero release waste liquid recovery and regeneration system, including equalizing basin 1, the output of equalizing basin 1 is connected with high density clarification tank 2 through the pipeline, the mud output of high density clarification tank 2 is connected with sludge dewatering device 3 through the pipeline, the clear water output of high density clarification tank 2 is connected with multi-media filter 5 through the pipeline, the clear water output of multi-media filter 5 is connected with ozone catalytic oxidation and micro-filtration device 6 through the pipeline, the output of ozone catalytic oxidation and micro-filtration device 6 is connected with ion exchanger 7 through the pipeline, the clear water output of ion exchanger 7 is connected with first reverse osmosis filter 8 through the pipeline, the output of first reverse osmosis filter 8 is connected with second reverse osmosis filter 9 through the pipeline, the concentrated water output of second reverse osmosis filter 9 is connected with evaporative crystallization device 10 through the pipeline, the clear water output end of a second reverse osmosis filter device 9 is connected with a clear water reservoir 11 through a pipeline, the sludge output end of a sludge dewatering device 3 is connected with a sludge drying tank 4 through a pipeline and a slurry pump, the sludge drying tank 4 is used for storing and drying sludge, the sewage of the sludge dewatering device 3 is output into a high-density clarification tank 2 through a backflow pipeline, the backwashing output end of a multi-medium filter 5 is connected with the high-density clarification tank 2 through a backflow pipeline, the backwashing output end of an ion exchanger 7 is connected with the high-density clarification tank 2 through a backflow pipeline, harmful components such as hardness, alkalinity, silicate, suspended matters, oil content and the like in the wastewater are reduced through precipitation, filtration, ozone catalytic oxidation, microfiltration, cation exchange and concentration, and then the salt water is separated through RO membrane concentration, MVR evaporation, freezing crystallization and the like, the effects of efficient zero-emission waste liquid recovery and water regeneration are achieved.
In some embodiments of the present invention, the evaporation crystallization device 10 is an MVR low temperature evaporator, and the processing capacity is 8m3/h; the evaporation temperature is 50-60 ℃.
In some embodiments of the present invention, the multi-media filter 5 is a three-layer filter, and the filter material is sequentially activated carbon, quartz sand, and magnetite.
In some embodiments of the present invention, the ozone generation amount of the ozone catalytic oxidation and microfiltration device 6 is 50kg/h, the catalyst is LCO ozone catalytic oxidation catalyst, the aperture of the filter membrane is 0.05 μm, the cross-flow filtration is performed, and the water yield is not less than 96%.
In some embodiments of the present invention, the ion exchanger 7 is a water treatment by a sodium cation exchange resin.
In some embodiments of the present invention, the first reverse osmosis filter device 8 and the second reverse osmosis filter device 9 both adopt a disc tube type reverse osmosis for filtration, the operation pressure is 15MPa, and the treatment capacity is 35m3/h.
Specifically, when in use, the high-salinity wastewater in the adjusting tank 1 is pumped into a high-density clarification tank 2, then the pH value of the wastewater is adjusted to 11.5-12.5 by NaOH, na2CO3 is added into the high-density clarification tank 2, ca2+ and Mg2+ in the water respectively react with carbonate and alkali in the water to form calcium carbonate and magnesium hydroxide precipitates, the total hardness of the effluent of the high-density clarification tank 2 is controlled to be less than 50Mg/L by adjusting the amount of return sludge and the amount of added Na2CO3 and NaOH, the sludge of the high-density clarification tank 2 is input into a drying tank 4 for drying, then the effluent of the high-density clarification tank 2 is filtered by a multi-medium filter 5 to remove impurities and non-precipitated calcium carbonate, magnesium hydroxide and other suspended matters in the water, and the effluent suspended matters are controlled to be less than 5Mg/L, the filter backwashing water flows back to the high-density clarification tank 2, then the water filtered by the multi-media filter 5 is input into the ozone catalytic oxidation and microfiltration device 6, under the action of a catalyst, residual organic matters in the water are removed by ozone, the ozone addition and tail gas backflow are adjusted, then the water 6 enters the ion exchanger 7 after being finely filtered by a filter membrane to exchange resin, calcium and magnesium are further removed, the total hardness is reduced to 5.0Mg/L, and finally the water is filtered by two RO reverse osmosis filtering devices, the concentrated water is input into the evaporation crystallization device 10 by the RO reverse osmosis filtering devices to be evaporated and crystallized, crystal salt is prepared, and the clear water is output into the clear water reservoir 11 for subsequent reuse.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
It will be evident to those skilled in the art that the present application is not limited to the details of the foregoing illustrative embodiments, and that the present application 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 application 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. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a high-efficient zero release waste liquid is retrieved and regeneration system, its characterized in that, includes equalizing basin (1), the output of equalizing basin (1) passes through the pipeline and is connected with high density clarification tank (2), the mud output of high density clarification tank (2) passes through the pipeline and is connected with sludge dewatering device (3), the clear water output of high density clarification tank (2) passes through the pipeline and is connected with many medium filter (5), the clear water output of many medium filter (5) passes through the pipeline and is connected with ozone catalytic oxidation and micro-filtration device (6), the output of ozone catalytic oxidation and micro-filtration device (6) passes through the pipeline and is connected with ion exchanger (7), the clear water output of ion exchanger (7) passes through the pipeline and is connected with first reverse osmosis filter (8), the output of first reverse osmosis filter (8) passes through the pipeline and is connected with second reverse osmosis filter (9), the dense water output of second reverse osmosis filter (9) passes through the pipeline and is connected with evaporation crystallization device (10), the output of second reverse osmosis filter (9) passes through the cistern (11) and is connected with clear water.
2. An efficient zero-emission waste liquid recovery and regeneration system as claimed in claim 1, wherein the sludge output end of said sludge dewatering device (3) is connected to the sludge drying tank (4) through a pipeline and a slurry pump, and said sludge drying tank (4) is used for storing and drying sludge.
3. The system for recovering and regenerating the waste liquid with high efficiency and zero discharge as claimed in claim 1, wherein the sewage from the sludge dewatering device (3) is output to the high density clarification tank (2) through a return pipe, the back washing output end of the multimedia filter (5) is connected with the high density clarification tank (2) through a return pipe, and the back washing output end of the ion exchanger (7) is connected with the high density clarification tank (2) through a return pipe.
4. The efficient zero-emission waste liquid recovery and regeneration system according to claim 1, wherein the evaporative crystallization device (10) is an MVR low-temperature evaporator, and the treatment capacity is 8m3/h; the evaporation temperature is 50-60 ℃.
5. The system for recycling and regenerating waste liquid with high efficiency and zero emission as claimed in claim 1, wherein the multi-media filter (5) is a three-layer filter with filter materials of activated carbon, quartz sand and magnetite in sequence.
6. The system for recycling and regenerating waste liquid with high efficiency and zero discharge as claimed in claim 1, wherein the ozone generation amount of the ozone catalytic oxidation and micro-filtration device (6) is 50kg/h, the catalyst is LCO ozone catalytic oxidation catalyst, the aperture of the filter membrane is 0.05 μm, the cross-flow filtration is performed, and the water yield is not less than 96%.
7. An efficient zero-emission waste liquid recovery and regeneration system as claimed in claim 1, wherein said ion exchanger (7) is a water treatment by sodium type cation exchange resin.
8. The system for recycling and regenerating waste liquid with high efficiency and zero emission as claimed in claim 1, wherein the first reverse osmosis filter device (8) and the second reverse osmosis filter device (9) both use disc tube type reverse osmosis for filtration, the operation pressure is 15MPa, and the treatment capacity is 35m3/h.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222950954.1U CN218478647U (en) | 2022-11-02 | 2022-11-02 | High-efficient zero release waste liquid is retrieved and regeneration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222950954.1U CN218478647U (en) | 2022-11-02 | 2022-11-02 | High-efficient zero release waste liquid is retrieved and regeneration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218478647U true CN218478647U (en) | 2023-02-14 |
Family
ID=85171197
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222950954.1U Active CN218478647U (en) | 2022-11-02 | 2022-11-02 | High-efficient zero release waste liquid is retrieved and regeneration system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218478647U (en) |
-
2022
- 2022-11-02 CN CN202222950954.1U patent/CN218478647U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103539288B (en) | Industrial wastewater recovery method and wastewater recovery system | |
| CN106430773B (en) | Treatment method of high-salt-content industrial wastewater with different ion concentrations | |
| CN105439341B (en) | A kind of brine waste processing system and processing method | |
| CN107857438B (en) | Zero-emission process for wastewater treatment of chemical enterprises and parks | |
| CN203728664U (en) | Wastewater recovery system | |
| CN110950474A (en) | Phenol-cyanogen wastewater resource zero-discharge method and process | |
| CN112624448A (en) | Method for treating wastewater generated in white carbon black production process by precipitation process | |
| CN101628771B (en) | Method with zero discharge of waste water | |
| CN110759570A (en) | Treatment method and treatment system for dye intermediate wastewater | |
| CN205442916U (en) | Contain salt effluent disposal system | |
| CN1331053A (en) | Process for reclaiming ammonia-contained sewage | |
| CN113173674A (en) | High-salinity concentrated water recycling treatment system and method | |
| CN112830618A (en) | Many grades of salt purification processing system of chlor-alkali trade waste water | |
| CN112028273A (en) | High-recovery-rate reclaimed water recycling advanced treatment system and treatment method | |
| CN209890428U (en) | Harmless treatment system for printing and dyeing high-concentration wastewater | |
| CN218478647U (en) | High-efficient zero release waste liquid is retrieved and regeneration system | |
| CN105621771A (en) | High concentration wastewater zero-emission method | |
| CN116573806A (en) | Salt separation system combining reverse osmosis, electrodialysis and nanofiltration and application thereof | |
| JP2014128764A (en) | Device and method for treating oil-containing wastewater | |
| CN215102628U (en) | Processing system of concentrated water resourceization of high salt | |
| Bahuguna et al. | Physical method of Wastewater treatment-A review | |
| CN215559636U (en) | Wastewater treatment system | |
| CN215161949U (en) | Reverse osmosis concentrated water recovery device | |
| CN206624737U (en) | A kind of organic wastewater reverse osmosis concentrated water oxidation and desalination system | |
| CN213141592U (en) | High rate of recovery reuse of reclaimed water advanced treatment system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |