CN209554973U - A kind of strong brine processing system with regeneration function - Google Patents
A kind of strong brine processing system with regeneration function Download PDFInfo
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- CN209554973U CN209554973U CN201920108270.2U CN201920108270U CN209554973U CN 209554973 U CN209554973 U CN 209554973U CN 201920108270 U CN201920108270 U CN 201920108270U CN 209554973 U CN209554973 U CN 209554973U
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- Prior art keywords
- strong brine
- unit
- water
- weak acid
- acid cation
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- 239000012267 brine Substances 0.000 title claims abstract description 38
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 38
- 238000012545 processing Methods 0.000 title claims abstract description 19
- 230000008929 regeneration Effects 0.000 title claims abstract description 15
- 238000011069 regeneration method Methods 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 67
- 150000001768 cations Chemical class 0.000 claims abstract description 34
- 239000002253 acid Substances 0.000 claims abstract description 32
- 238000002425 crystallisation Methods 0.000 claims abstract description 16
- 230000008025 crystallization Effects 0.000 claims abstract description 16
- 238000010612 desalination reaction Methods 0.000 claims abstract description 13
- 238000001223 reverse osmosis Methods 0.000 claims abstract description 12
- 239000011552 falling film Substances 0.000 claims abstract description 5
- 238000000108 ultra-filtration Methods 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 4
- 238000001704 evaporation Methods 0.000 claims description 4
- 230000008020 evaporation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 claims description 3
- 238000012360 testing method Methods 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 6
- 230000002542 deteriorative effect Effects 0.000 abstract description 3
- 238000011897 real-time detection Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 238000011001 backwashing Methods 0.000 description 2
- 238000005352 clarification Methods 0.000 description 2
- 239000003245 coal Substances 0.000 description 2
- 208000028659 discharge Diseases 0.000 description 2
- 239000010842 industrial wastewater Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 238000011282 treatment Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000005261 decarburization Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Separation Using Semi-Permeable Membranes (AREA)
Abstract
The utility model discloses a kind of strong brine processing systems with regeneration function, including strong brine pond, homogeneous pond, clarifying basin, strong brine more medium filter, weak acid cation bed, decarburizing filter, strong brine reverse osmosis unit, plate heat exchanger, falling film evaporator, evaporative crystallization unit, desalination water unit and the controller being sequentially communicated；The utility model is by being arranged pipeline between weak acid cation bed and evaporative crystallization unit, first solenoid valve, hardometer, pH meter, electric conductance test instrument are set on pipeline, it can be with real-time detection weak acid cation bed effluent quality, when deteriorating water quality, it opens the first solenoid valve and is exhausted directly to evaporative crystallization unit, it avoids underproof production water from entering decarburizing filter and reverse osmosis unit, results in blockage or reduce its service life.
Description
Technical field:
The utility model relates to a kind of strong brine processing system more particularly to a kind of strong brine processing with regeneration function
System.
Background technique:
The industrial processes such as coal chemical industry contain a large amount of salt in industrial wastewater due to the discharge of inorganic salts, form strong brine,
It is general using generally using combined treatments such as homogeneous pond, clarifying basin, weak acid cation bed, ultrafiltration membranes to improve the industrial wastewater rate of recovery
System obtains high strong brine and product water after the processes such as homogeneous, clarification, ion exchange, ultrafiltration.But strong brine is handled
In system, weak acid cation bed needs regular regeneration, higher to the water quality requirement of recycled water, generally requires conductivity < 500, pH 6
To between 9, hardness is in 1mg/L or less；It is generally carried out again using the product water that strong brine processing system is handled out in coal chemical industry
Raw, still, strong brine processing system is simultaneously unstable, and especially after long-play process, the parameters such as conductivity are easily exceeded, makees
For weak acid cation bed recycled water use by extreme influence regeneration effect, decline the period water rate of weak acid cation bed sharply；In addition,
The system generates high strong brine, can not achieve the zero discharge treatment of strong brine.
Utility model content:
In order to solve the above technical problems, the purpose of this utility model is to provide at a kind of strong brine with regeneration function
Reason system.
The utility model is implemented by following technical solution: a kind of strong brine processing system with regeneration function, including according to
The strong brine pond of secondary connection, homogeneous pond, clarifying basin, strong brine more medium filter, weak acid cation bed, decarburizing filter, strong brine
Reverse osmosis unit, plate heat exchanger, falling film evaporator and evaporative crystallization unit；
It further includes desalination water unit and controller,
The water outlet of the weak acid cation bed is also connected to the water inlet of the evaporative crystallization unit by pipeline, in connection institute
The pipeline for stating weak acid cation bed and the evaporative crystallization unit is equipped with the first solenoid valve, in the weak acid cation bed and first electricity
Pipeline between magnet valve is equipped with pH meter, hardometer and conductivity measurement；
The sweet-water tank water outlet of the desalination water unit is also connected to the backwash mouth of the weak acid cation bed by pipeline,
Be equipped with second solenoid valve on the pipeline for being connected to the sweet-water tank and the weak acid cation bed, the pH meter, the hardometer and
The conductivity measurement is connect with the signal input part signal of the controller；The signal output end of the controller is distinguished
It is connect with first solenoid valve and the second solenoid valve signal.
Further, the desalination water unit includes the former pond being sequentially communicated, raw water more medium filter, self-cleaning
Filter, ultrafiltration apparatus, ultrafiltration water tank, raw water reverse osmosis unit, intermediate water tank, mixed bed and sweet-water tank.
Further, the evaporative crystallization unit include single effect evaporator, Multi-effect evaporation crystallizer, MVR crystallizing evaporator,
One of forced-circulation evaporator or several combinations.
The advantages of the utility model:
1, a kind of strong brine processing system with regeneration function of the utility model, by weak acid cation bed and evaporative crystallization
Pipeline is set between unit, the first solenoid valve, hardometer, pH meter, electric conductance test instrument are set on pipeline, it can be weak with real-time detection
Sour cation bed effluent quality opens the first solenoid valve and is exhausted directly to evaporative crystallization unit, avoid underproof production when deteriorating water quality
Water enters decarburizing filter and reverse osmosis unit, results in blockage or reduce its service life.
2, the utility model is arranged between desalination water tank and weak acid cation bed backwash mouth and is managed by setting desalination water unit
Road, when hardometer, pH meter, electric conductance test instrument detect that water quality is not up to standard, feedback controller, controller controls the first solenoid valve
It is opened with second solenoid valve, backsurging operation is carried out to weak acid cation bed, backwashing water is directly discharged into evaporative crystallization cell processing；When
After hardometer, pH meter, electric conductance test instrument detect water quality reaching standard, feedback controller, controller controls the first solenoid valve and second
Solenoid valve is closed, and backsurging operation is completed；It is easy to operate, be not necessarily to artificial interference, high degree of automation, high production efficiency, and
It can guarantee the permanent stable operation of strong brine processing system.
Detailed description of the invention:
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is a kind of strong brine processing system structural schematic diagram with regeneration function of the present embodiment；
The automatically controlled figure of Fig. 2 the present embodiment.
In figure: strong brine pond 1, homogeneous pond 2, clarifying basin 3, strong brine more medium filter 4, weak acid cation bed 5, decarburization filtering
Device 6, strong brine reverse osmosis unit 7, plate heat exchanger 8, falling film evaporator 9, MVR crystallizing evaporator 10, former pond 11, raw water are more
Medium filter 12, self-cleaning filter 13, ultrafiltration apparatus 14, ultrafiltration water tank 15, raw water reverse osmosis unit 16, intermediate water tank
17, mixed bed 18, sweet-water tank 19, controller 20, the first solenoid valve 21, second solenoid valve 22, pH meter 23, hardometer 24, conductance
Rate tester 25.
Specific embodiment:
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 describe, it is clear that the described embodiments are only a part of the embodiments 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 creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of strong brine processing system with regeneration function, including the strong brine pond 1, homogeneous pond 2, clarification being sequentially communicated
Pond 3, strong brine more medium filter 4, weak acid cation bed 5, decarburizing filter 6, strong brine reverse osmosis unit 7, plate heat exchanger 8,
Falling film evaporator 9 and MVR crystallizing evaporator 10；
It further includes desalination water unit and controller 20, and desalination water unit includes that the former pond 11, the raw water that are sequentially communicated are more
Medium filter 12, self-cleaning filter 13, ultrafiltration apparatus 14, ultrafiltration water tank 15, raw water reverse osmosis unit 16, intermediate water tank
17, mixed bed 18 and sweet-water tank 19.
The water outlet of weak acid cation bed 5 is also connected to the water inlet of evaporative crystallization unit by pipeline, in connection weak acid cation bed 5
Pipeline with evaporative crystallization unit is equipped with the first solenoid valve 21, on the pipeline between weak acid cation bed 5 and the first solenoid valve 21
Equipped with pH meter 23, hardometer 24 and conductivity measurement 25；
19 water outlet of sweet-water tank of desalination water unit is also connected to the backwash mouth of weak acid cation bed 5 by pipeline, even
Logical sweet-water tank 19 and the pipeline of weak acid cation bed 5 are equipped with second solenoid valve 22, pH meter 23, hardometer 24 and conductivity measurement
25 connect with the signal input part signal of controller 20；The signal output end of controller 20 respectively with the first solenoid valve 21 and
The connection of two solenoid valves, 22 signal.
A kind of strong brine processing system with regeneration function of the utility model, by weak acid cation bed 5 and evaporative crystallization
Pipeline is set between unit, the first solenoid valve 21, hardometer 24, pH meter 23, electric conductance test instrument are set on pipeline, it can be real-time
5 effluent quality of weak acid cation bed is detected, when deteriorating water quality, the first solenoid valve 21 is opened and is exhausted directly to MVR crystallizing evaporator 10, keep away
Exempt from underproof production water and enter decarburizing filter 6 and reverse osmosis unit, results in blockage or reduce its service life.
The utility model is backwashed to be arranged between mouth and be managed by setting desalination water unit in desalination water tank and weak acid cation bed 5
Road, when hardometer 24, pH meter 23, electric conductance test instrument detect that water quality is not up to standard, feedback controller 20, the control of controller 20 the
One solenoid valve 21 and second solenoid valve 22 are opened, and carry out backsurging operation to weak acid cation bed 5, backwashing water is directly discharged into evaporation knot
Brilliant cell processing；After hardometer 24, pH meter 23, electric conductance test instrument detect water quality reaching standard, feedback controller 20, controller 20
It controls the first solenoid valve 21 and second solenoid valve 22 is closed, complete backsurging operation；It is easy to operate, it is not necessarily to artificial interference, automatically
Change degree is high, high production efficiency, and can guarantee the permanent stable operation of strong brine processing system.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (3)
1. a kind of strong brine processing system with regeneration function, which is characterized in that it include the strong brine pond being sequentially communicated,
Matter pond, clarifying basin, strong brine more medium filter, weak acid cation bed, decarburizing filter, strong brine reverse osmosis unit, plate-type heat-exchange
Device, falling film evaporator and evaporative crystallization unit；
It further includes desalination water unit and controller,
The water outlet of the weak acid cation bed is also connected to the water inlet of the evaporative crystallization unit by pipeline, described weak being connected to
The pipeline of sour cation bed and the evaporative crystallization unit is equipped with the first solenoid valve, in the weak acid cation bed and first solenoid valve
Between pipeline be equipped with pH meter, hardometer and conductivity measurement；
The sweet-water tank water outlet of the desalination water unit is also connected to the backwash mouth of the weak acid cation bed by pipeline, even
The pipeline for leading to the sweet-water tank and the weak acid cation bed is equipped with second solenoid valve, the pH meter, the hardometer and described
Conductivity measurement is connect with the signal input part signal of the controller；The signal output end of the controller respectively with institute
The first solenoid valve is stated to connect with the second solenoid valve signal.
2. a kind of strong brine processing system with regeneration function according to claim 1, which is characterized in that the desalted water
Unit includes the former pond being sequentially communicated, raw water more medium filter, self-cleaning filter, ultrafiltration apparatus, ultrafiltration water tank, raw water
Reverse osmosis unit, intermediate water tank, mixed bed and sweet-water tank.
3. a kind of strong brine processing system with regeneration function according to claim 1, which is characterized in that the evaporation knot
Brilliant unit includes one of single effect evaporator, Multi-effect evaporation crystallizer, MVR crystallizing evaporator, forced-circulation evaporator or several
The combination of kind.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108270.2U CN209554973U (en) | 2019-01-22 | 2019-01-22 | A kind of strong brine processing system with regeneration function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108270.2U CN209554973U (en) | 2019-01-22 | 2019-01-22 | A kind of strong brine processing system with regeneration function |
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| Publication Number | Publication Date |
|---|---|
| CN209554973U true CN209554973U (en) | 2019-10-29 |
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ID=68308765
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920108270.2U Active CN209554973U (en) | 2019-01-22 | 2019-01-22 | A kind of strong brine processing system with regeneration function |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798657A (en) * | 2020-12-04 | 2021-05-14 | 上海大学 | Groundwater Soluble Salt Environmental Analyzer |
-
2019
- 2019-01-22 CN CN201920108270.2U patent/CN209554973U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112798657A (en) * | 2020-12-04 | 2021-05-14 | 上海大学 | Groundwater Soluble Salt Environmental Analyzer |
| CN112798657B (en) * | 2020-12-04 | 2022-11-08 | 上海大学 | Underground water soluble salt environment analyzer |
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