CN110156113A - A kind of bed system of receiving for strong brine zero-emission - Google Patents
A kind of bed system of receiving for strong brine zero-emission Download PDFInfo
- Publication number
- CN110156113A CN110156113A CN201910389196.0A CN201910389196A CN110156113A CN 110156113 A CN110156113 A CN 110156113A CN 201910389196 A CN201910389196 A CN 201910389196A CN 110156113 A CN110156113 A CN 110156113A
- Authority
- CN
- China
- Prior art keywords
- connecting pipe
- valve
- backwash
- liquid
- salt filter
- 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.)
- Pending
Links
- 239000012267 brine Substances 0.000 title claims abstract description 15
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 title claims abstract description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 60
- 239000007788 liquid Substances 0.000 claims abstract description 57
- 150000003839 salts Chemical class 0.000 claims abstract description 41
- 229910001415 sodium ion Inorganic materials 0.000 claims abstract description 31
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 claims abstract description 14
- 239000011347 resin Substances 0.000 claims description 14
- 229920005989 resin Polymers 0.000 claims description 14
- 239000004576 sand Substances 0.000 claims description 8
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 claims description 2
- 239000007921 spray Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 6
- 230000000903 blocking effect Effects 0.000 abstract description 4
- 230000008929 regeneration Effects 0.000 description 11
- 238000011069 regeneration method Methods 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- JLVVSXFLKOJNIY-UHFFFAOYSA-N Magnesium ion Chemical compound [Mg+2] JLVVSXFLKOJNIY-UHFFFAOYSA-N 0.000 description 7
- 229910001424 calcium ion Inorganic materials 0.000 description 7
- 239000012535 impurity Substances 0.000 description 7
- 229910001425 magnesium ion Inorganic materials 0.000 description 7
- 238000009938 salting Methods 0.000 description 7
- 239000000243 solution Substances 0.000 description 6
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 4
- BHPQYMZQTOCNFJ-UHFFFAOYSA-N Calcium cation Chemical compound [Ca+2] BHPQYMZQTOCNFJ-UHFFFAOYSA-N 0.000 description 4
- FKNQFGJONOIPTF-UHFFFAOYSA-N Sodium cation Chemical group [Na+] FKNQFGJONOIPTF-UHFFFAOYSA-N 0.000 description 4
- 239000011575 calcium Substances 0.000 description 4
- 238000001914 filtration Methods 0.000 description 4
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 3
- 239000006004 Quartz sand Substances 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 3
- 239000011734 sodium Substances 0.000 description 3
- 229910052708 sodium Inorganic materials 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-L Sulfate Chemical compound [O-]S([O-])(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-L 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- RECVMTHOQWMYFX-UHFFFAOYSA-N oxygen(1+) dihydride Chemical group [OH2+] RECVMTHOQWMYFX-UHFFFAOYSA-N 0.000 description 2
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 description 1
- BVKZGUZCCUSVTD-UHFFFAOYSA-L Carbonate Chemical compound [O-]C([O-])=O BVKZGUZCCUSVTD-UHFFFAOYSA-L 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 208000028659 discharge Diseases 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 239000003456 ion exchange resin Substances 0.000 description 1
- 229920003303 ion-exchange polymer Polymers 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001728 nano-filtration Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 235000015598 salt intake Nutrition 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/42—Treatment of water, waste water, or sewage by ion-exchange
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2303/00—Specific treatment goals
- C02F2303/14—Maintenance of water treatment installations
Abstract
The invention discloses a kind of bed systems of receiving for strong brine zero-emission, it is characterized by comprising Na-ion exchangers, salt filter, dense saline solution batch meter, injector, the salt filter top is equipped with the first input duct and first row port, the bottom of the salt filter is equipped with the first liquid outlet pipe, salt filter side is connected with backwash outlet conduit, first liquid outlet pipe is connected with backwash water inlet line and the first connecting pipe, the side of the dense saline solution batch meter connects the first connecting pipe, the other side connects the second connecting pipe, the second input duct and second row stomata are equipped at the top of the Na-ion exchanger, second input duct is connected with third connecting pipe and water inlet line, described injector one end connects the second connecting pipe, the other end connects third connecting pipe, the invention has the benefit that tool There is salt filter to carry out backwash function, prevent the blocking of salt filter, and then improves the stiffening effect that Na-ion exchanger is gone in water removal.
Description
Technical field
The invention belongs to sewage treatment environment protection field more particularly to a kind of bed systems of receiving for strong brine zero-emission.
Background technique
Sodium bed system is to produce the ion-exchanger of softened water for removing calcium ion, magnesium ion in water removal.It forms hard in water
Ion exchange resin in the calcium and magnesium ion and demineralizer of degree swaps, and the calcium and magnesium ion in water is made by sodium ion exchange
It is not easy to form carbonate scale and sulfate scale in water, to obtain softened water.
During strong brine zero discharge treatment, a certain amount of calcium ions and magnesium ions are contained in RO concentrated water and nanofiltration concentrated water, are anti-
Only influence and the maximum desalting efficiency that plays salt separator of the calcium ions and magnesium ions to subsequent salt separator fouling.?
Pass through sodium bed before salt separator to exchange calcium ions and magnesium ions in RO and NF concentrated water case, improve the rate of recovery of system, sodium from
Sub- exchanger goes the ability of hardness in water removal that can reduce after running for a period of time, needs periodically with the tree inside brine regeneration
Rouge could restore the function of removing hardness, general industrial salt, containing more impurity, therefore before with brine regeneration resin
Need to be filtered salt water processing, filter screen is easy to appear blocking under long-time service, influences Na-ion exchanger and goes to remove water
In stiffening effect.
Summary of the invention
In view of the above deficiencies, the present invention provides a kind of bed systems of receiving for strong brine zero-emission, have salt filter
Backwash function is carried out, the blocking of salt filter is prevented, and then improves the stiffening effect that Na-ion exchanger is gone in water removal.
The present invention is achieved by the following technical solutions: a kind of bed system of receiving for strong brine zero-emission, feature
Be: including Na-ion exchanger, salt filter, dense saline solution batch meter, injector, the salt filter top be equipped with first into
The bottom of liquid pipe road and first row port, the salt filter is equipped with the first liquid outlet pipe, and salt filter side is connected with
Backwash outlet conduit, first liquid outlet pipe are connected with backwash water inlet line and the first connecting pipe, the backwash water inlet pipe
Road is equipped with water pump and backwash inlet valve, and the backwash outlet conduit is equipped with backwash outlet valve, the dense saline solution batch meter
Side connects the first connecting pipe, and the other side connects the second connecting pipe, is equipped with the second feed liquor at the top of the Na-ion exchanger
Pipeline and second row stomata, second input duct are connected with third connecting pipe and water inlet line, and the injector passes through
Bracket is welded at the top of Na-ion exchanger, and described injector one end connects the second connecting pipe, and the other end connects third connection
Pipeline, is filled with resin layer inside the Na-ion exchanger, the Na-ion exchanger bottom be equipped with the second liquid outlet pipe and
Drainage pipeline, the drainage pipeline are equipped with resin catcher.
As a preferred technical solution of the present invention, the dense saline solution batch meter is equipped with magnetic turning plate formula liquidometer.
As a preferred technical solution of the present invention, one end that first input duct extends in salt filter is set
There is water distributor, and the water distributor is located above salt filter interior, is fixedly installed with below the salt filter interior porous
Plate water cap formula liquid collector is equipped with quartz sand filtering layer on the perforated-plate-water hat type liquid collector.
As a preferred technical solution of the present invention, first input duct is equipped with the first liquid feed valve, and described the
One connecting pipe is equipped with the first liquid valve, and second connecting pipe is equipped with the second liquid feed valve, second liquid outlet pipe
It is equipped with the second liquid valve.
As a preferred technical solution of the present invention, the water inlet line is equipped with inlet valve, on the drainage pipeline
Equipped with drain valve.
Compared with prior art, the invention has the benefit that
1, by setting salt filter, the impurity in regeneration salting liquid can be filtered out, raising salting liquid hands over sodium ion
The regeneration effect of resin in parallel operation, and then improve the stiffening effect that resin in Na-ion exchanger is gone in water removal；
It 2, can be periodically to filtering by the way that backwash water inlet line, backwash outlet conduit and water pump are arranged on salt filter
Device carries out backwash cleaning, effective to remove the impurity blocked on quartzy sand filter blanket, prevents quartzy sand filter blanket blocking from causing molten with salt
The deficiency of liquid influences the regular regeneration of Na-ion exchanger, leads to softened water quality decline.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention.
Reference signs list: 1, Na-ion exchanger；2, salt filter；3, dense saline solution batch meter；4, injector；5, first
Input duct；6, first row port；7, the first liquid outlet pipe；8, backwash outlet conduit；9, backwash outlet conduit；10, first connects
Adapter tube road；11, water pump；12, backwash inlet valve；13, backwash outlet valve；14, the second connecting pipe；15, the second input duct；
16, second row stomata；17, third connecting pipe；18, water inlet line；19, bracket；20, the second liquid outlet pipe；21, drainpipe
Road；22, resin catcher；23, water distributor；24, perforated-plate-water hat type liquid collector；25, quartzy sand filter blanket；26, the first feed liquor
Valve；27, the first liquid valve；28, the second liquid feed valve；29, the second liquid valve；30, inlet valve；31, drain valve.
Specific embodiment
With reference to the accompanying drawings and detailed description, the present invention is furture elucidated, it should be understood that following specific embodiments are only
For illustrating the present invention rather than limiting the scope of the invention.It should be noted that word " preceding " used in the following description,
" rear ", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to direction or remote
Direction from geometric center of specific component.
A kind of bed system of receiving for strong brine zero-emission as shown in Figure 1, it is characterised in that: including Na-ion exchanger 1,
Salt filter 2, dense saline solution batch meter 3, injector 4 are equipped with the first input duct 5 and first exhaust at the top of the salt filter 2
The bottom of mouth 6, the salt filter 2 is equipped with the first liquid outlet pipe 7, and 2 side of salt filter is connected with backwash outlet conduit
8, first liquid outlet pipe 7 is connected with backwash water inlet line 9 and the first connecting pipe 10, sets on the backwash water inlet line 9
There are water pump 11 and backwash inlet valve 12, the backwash outlet conduit 9 is equipped with backwash outlet valve 13, the dense saline solution batch meter 3
Side connect the first connecting pipe 10, the other side connects the second connecting pipe 14, and the is equipped at the top of the Na-ion exchanger 1
Two input ducts 15 and second row stomata 16, second input duct 15 are connected with third connecting pipe 17 and water inlet line
18, the injector 4 is welded on 1 top of Na-ion exchanger by bracket 19, and described 4 one end of injector connects the second connecting tube
Road 15, the other end connect third connecting pipe 17, are filled with resin layer 19, the sodium ion inside the Na-ion exchanger 1
1 bottom of exchanger is equipped with the second liquid outlet pipe 20 and drainage pipeline 21, and the drainage pipeline 21 is equipped with resin catcher 22.
As a kind of embodiment of the invention, the dense saline solution batch meter 3 is equipped with magnetic turning plate formula liquidometer.
As a kind of embodiment of the invention, first input duct 7 extends to one end in salt filter 2 equipped with cloth
Hydrophone 23, and the water distributor 23 is located at 2 inner upper of salt filter, is fixedly installed with below the salt filter interior 2 more
Orifice plate water cap formula liquid collector 24 is equipped with quartz sand filtering layer 25 on the perforated-plate-water hat type liquid collector 24.
As a kind of embodiment of the invention, first input duct 7 is equipped with the first liquid feed valve 26, and described first connects
Adapter tube road 10 is equipped with the first liquid valve 27, and second connecting pipe 14 is equipped with the second liquid feed valve 28, and described second goes out liquid
Pipeline 20 is equipped with the second liquid valve 29.
As a kind of embodiment of the invention, the water inlet line 18 is equipped with inlet valve 30, on the drainage pipeline 21
Equipped with drain valve 31.
When the present invention works normally, the second liquid feed valve 28, the second liquid valve 29 are in off state, inlet valve 30 and drain valve
31 are in an open state, and concentrated water to be treated is flowed into from the water inlet line 18 of Na-ion exchanger 1, calcium, the magnesium of hardness in concentrated water
Ion is swapped with the resin layer 19 in Na-ion exchanger 1, and the calcium and magnesium ion in water is by sodium ion exchange, so that in water
It is not easy to form calcium carbonate salt crust and sulfate scale, to obtain softened water, then is discharged by drainage pipeline 21, carries out subsequent place
Reason, the drainage pipeline 21 is equipped with resin catcher 22, for capturing the resin leaked out due to contingency, when need
When carrying out regeneration treatment to resin layer 19, inlet valve 30 and drain valve 31 are closed, the second liquid feed valve 28 and second is opened and goes out liquid
Valve 29, the first liquid feed valve 26 and the first liquid valve 27 are in an open state at this time, and backwash inlet valve 13 and backwash outlet valve 14 are
Closed state, regeneration is with salting liquid by the first input duct 7, and into salt filter 2, quartzy sand filter blanket 25 can be filtered out
Impurity in regeneration salting liquid, filtered regeneration enter dense saline solution batch meter 3 with salting liquid, under the effect of injector 4, stream
Enter in Na-ion exchanger 1, resin layer 19 is regenerated, flowed out using the second liquid outlet pipe 20, wherein dense saline solution measures
Case 3 is used to measure regeneration salting liquid, to meet the salt consumption of 1 primary recycling of Na-ion exchanger.
When salt filter 2 after a period of use, close the first liquid feed valve 26 and the first liquid valve 27, open backwash water inlet
Valve 13 and backwash outlet valve 14, ejected wash water are entered under the action of water pump 11 by backwash water inlet line 9, the first liquid outlet pipe 7
In salt filter 2, backwash flushing is carried out to quartzy sand filter blanket 25, rinses out the impurity being blocked on quartzy sand filter blanket 25, impurity
It is flowed out with ejected wash water from backwash drainage pipeline 8, it is effective to remove the impurity blocked on quartzy sand filter blanket 25, prevent quartz sand
Filtering layer 25 blocks the deficiency caused with salting liquid, influences the regular regeneration of Na-ion exchanger 1, leads to softened water quality decline.
Finally, it should be noted that being not intended to restrict the invention the foregoing is merely preferred embodiment of the invention, to the greatest extent
Present invention has been described in detail with reference to the aforementioned embodiments for pipe, for those skilled in the art, still can be with
It modifies the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features.It is all
Within the spirit and principles in the present invention, any modification, equivalent replacement, improvement and so on should be included in guarantor of the invention
Within the scope of shield.
Claims (5)
1. a kind of bed system of receiving for strong brine zero-emission, it is characterised in that: including Na-ion exchanger, salt filter, dense
Saline solution batch meter, injector, the salt filter top are equipped with the first input duct and first row port, the salt filter
Bottom is equipped with the first liquid outlet pipe, and salt filter side is connected with backwash outlet conduit, the first liquid outlet pipe connection
There are backwash water inlet line and the first connecting pipe, the backwash water inlet line is equipped with water pump and backwash inlet valve, the backwash
Outlet conduit is equipped with backwash outlet valve, and the side of the dense saline solution batch meter connects the first connecting pipe, other side connection the
Two connecting pipes, the Na-ion exchanger top are equipped with the second input duct and second row stomata, second input duct
It is connected with third connecting pipe and water inlet line, the injector is welded at the top of Na-ion exchanger by bracket, the spray
Emitter one end connects the second connecting pipe, and the other end connects third connecting pipe, is filled with tree inside the Na-ion exchanger
Rouge layer, the Na-ion exchanger bottom are equipped with the second liquid outlet pipe and drainage pipeline, and the drainage pipeline is caught equipped with resin
Catch device.
2. the bed system of receiving according to claim 1 for strong brine zero-emission, it is characterised in that: the dense saline solution meter
Measuring tank is equipped with magnetic turning plate formula liquidometer.
3. the bed system of receiving according to claim 1 for strong brine zero-emission, it is characterised in that: first feed liquor
Pipeline extends to one end in salt filter equipped with water distributor, and the water distributor is located above salt filter interior, the salt
It is fixedly installed with perforated-plate-water hat type liquid collector below filter interior, is equipped on the perforated-plate-water hat type liquid collector
Quartzy sand filter blanket.
4. the bed system of receiving according to claim 1 for strong brine zero-emission, it is characterised in that: first feed liquor
Pipeline is equipped with the first liquid feed valve, and first connecting pipe is equipped with the first liquid valve, and second connecting pipe is equipped with
Second liquid feed valve, second liquid outlet pipe are equipped with the second liquid valve.
5. the bed system of receiving according to claim 1 for strong brine zero-emission, it is characterised in that: the water inlet line
It is equipped with inlet valve, the drainage pipeline is equipped with drain valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910389196.0A CN110156113A (en) | 2019-05-10 | 2019-05-10 | A kind of bed system of receiving for strong brine zero-emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910389196.0A CN110156113A (en) | 2019-05-10 | 2019-05-10 | A kind of bed system of receiving for strong brine zero-emission |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110156113A true CN110156113A (en) | 2019-08-23 |
Family
ID=67634148
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910389196.0A Pending CN110156113A (en) | 2019-05-10 | 2019-05-10 | A kind of bed system of receiving for strong brine zero-emission |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110156113A (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072393A (en) * | 1992-09-13 | 1993-05-26 | 兰州铁道学院 | Ion-exchange water softening process and equipment thereof |
| JP2007038128A (en) * | 2005-08-03 | 2007-02-15 | Miura Co Ltd | Ion exchange equipment |
| CN202193673U (en) * | 2011-07-19 | 2012-04-18 | 河北省电力建设调整试验所 | Sewerage reclamation treatment system for power plant circulating water |
| CN210340417U (en) * | 2019-05-10 | 2020-04-17 | 江苏华晖环保科技有限公司 | Bed receiving system for zero discharge of strong brine |
-
2019
- 2019-05-10 CN CN201910389196.0A patent/CN110156113A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1072393A (en) * | 1992-09-13 | 1993-05-26 | 兰州铁道学院 | Ion-exchange water softening process and equipment thereof |
| JP2007038128A (en) * | 2005-08-03 | 2007-02-15 | Miura Co Ltd | Ion exchange equipment |
| CN202193673U (en) * | 2011-07-19 | 2012-04-18 | 河北省电力建设调整试验所 | Sewerage reclamation treatment system for power plant circulating water |
| CN210340417U (en) * | 2019-05-10 | 2020-04-17 | 江苏华晖环保科技有限公司 | Bed receiving system for zero discharge of strong brine |
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