CN203866072U - Ion exchange desalination water making system - Google Patents
Ion exchange desalination water making system Download PDFInfo
- Publication number
- CN203866072U CN203866072U CN201420308341.0U CN201420308341U CN203866072U CN 203866072 U CN203866072 U CN 203866072U CN 201420308341 U CN201420308341 U CN 201420308341U CN 203866072 U CN203866072 U CN 203866072U
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- CN
- China
- Prior art keywords
- water
- reuse
- exchanger
- washing
- valve
- 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.)
- Expired - Lifetime
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 162
- 238000005342 ion exchange Methods 0.000 title claims abstract description 14
- 238000010612 desalination reaction Methods 0.000 title abstract description 3
- 238000005406 washing Methods 0.000 claims abstract description 59
- 150000002500 ions Chemical class 0.000 claims abstract description 42
- 150000001768 cations Chemical class 0.000 claims abstract description 25
- 150000001450 anions Chemical class 0.000 claims abstract description 22
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 15
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000005115 demineralization Methods 0.000 claims description 11
- 230000002328 demineralizing effect Effects 0.000 claims description 11
- 238000004064 recycling Methods 0.000 abstract description 10
- 238000011001 backwashing Methods 0.000 abstract 7
- 230000003247 decreasing effect Effects 0.000 abstract 1
- 239000011347 resin Substances 0.000 description 17
- 229920005989 resin Polymers 0.000 description 17
- 102000006786 Chloride-Bicarbonate Antiporters Human genes 0.000 description 6
- 108091006260 SLC4A2 Proteins 0.000 description 6
- 239000002351 wastewater Substances 0.000 description 5
- 230000003203 everyday effect Effects 0.000 description 4
- 230000008929 regeneration Effects 0.000 description 4
- 238000011069 regeneration method Methods 0.000 description 4
- 102000016955 Erythrocyte Anion Exchange Protein 1 Human genes 0.000 description 3
- 108010014384 Erythrocyte Anion Exchange Protein 1 Proteins 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000001172 regenerating effect Effects 0.000 description 3
- 230000008439 repair process Effects 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000000630 rising effect Effects 0.000 description 2
- 230000007423 decrease Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 230000003472 neutralizing effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000004065 wastewater treatment Methods 0.000 description 1
- 238000013014 water-saving technology Methods 0.000 description 1
Landscapes
- Treatment Of Water By Ion Exchange (AREA)
Abstract
An ion exchange desalination water making system comprises a cation exchanger, an anion exchanger, a mixed ion exchanger and a recycling water tank. A pipeline system which enables a raw water inlet valve of the cation exchanger to be connected with a recycling water pump and the recycling water tank is added behind the raw water inlet valve; a washing recycling switch valve is arranged in front of a washing drainage valve of the anion exchanger and connected with the recycling water tank through a pipeline, and a backwashing water inlet valve is connected with a backwashing water pump and the recycling water tank; a washing recycling switch valve is arranged in front of a washing drainage valve of the mixed ion exchanger and connected with the recycling water tank through a pipeline, and a backwashing water inlet valve is connected with a backwashing water pump and the recycling water tank. Later washing water is recycled for small backwashing, backwashing and large backwashing of the ion exchangers, the redundant water can be pressurized by the pumps to a raw water inlet pipe of the cation exchanger to partially serve as raw water, and accordingly water consumption rate is decreased, and water resources are saved.
Description
Technical field
The utility model belongs to water-saving technology, is specifically related to just washing in various ion-exchanger regenerative processes recovery and the utilization of draining, is a kind of ion-exchange demineralization water manufacturing system.
Technical background
Ion-exchange demineralization water manufacturing system comprises the major equipments such as cation exchanger, anion exchanger, decarbonizer, mixed ion exchanger.In conventional ion exchange desalination water manufacturing system, in above major equipment regenerative process, produce a large amount of waste water, total wastewater discharge (from water consumption) and the actual water yield ratio processed of system (from water consumption rate) are up to 15%～20%.Prior art is to enter neutralizing water tank from water consumption as factory effluent using all, enters after Waste Water Treatment is processed and discharges through strong acid, highly basic after regulating neutralization.This technology causes the waste of great lot of water resources and the consumption of strong acid and strong base.If can be according to the various draining water quality in ion-exchange demineralization water manufacturing system regenerative process, the in addition reuse of suiting measures to local conditions, can reduce greatly from water consumption rate, saving water resource and reduce running cost.
Utility model content
The utility model aims to provide a kind of ion-exchange demineralization water manufacturing system, later stage in reclaiming process is just being washed draining, for small reverse washing, backwash, the big reverse washing of ion-exchanger, redundance available pump is forced into the former water water inlet pipe of cation exchanger as partial raw water, to reduce from water consumption rate, saving water resource and reduction running cost.
For achieving the above object, the utility model is by the following technical solutions:
Ion-exchange demineralization water manufacturing system, is made up of cation exchanger, anion exchanger, mixed ion exchanger and reuse water tank.
Described cation exchanger is provided with a road pipeline after former water water intaking valve, and it is the tubing system that former water water intaking valve is connected with reuse water pump, reuse water tank; Backwash water intaking valve is connected with backwash water pump, reuse water tank.
Described anion exchanger is provided with before just washing water discharge valve just washes reuse switching valve; Just washing reuse switching valve is connected by pipeline with reuse water tank.Backwash water intaking valve is connected with backwash water pump, reuse water tank.
Described mixed ion exchanger is provided with before just washing water discharge valve just washes reuse switching valve; Just washing reuse switching valve is connected by pipeline and connects with reuse water tank.Backwash water intaking valve is connected with backwash water pump, reuse water tank.
Described reuse radiator drain is connected with reuse water pump and backwash water pump, and reuse water water pump outlet pipe is connected with the former water water intaking valve road of cation exchanger.
Just washing the initial stage of anion exchanger and mixed ion exchanger, anion exchanger just washing reuse switching valve, mixed ion exchanger just washing reuse switching valve in closing condition, simultaneously anion exchanger just wash water discharge valve, mixed ion exchanger just wash water discharge valve in opened condition, just washing draining and entering waterways; Just wash the later stage, anion exchanger just washing reuse switching valve, mixed ion exchanger just washing reuse switching valve in opened condition, simultaneously anion exchanger just wash water discharge valve, mixed ion exchanger just wash water discharge valve 7 in closing condition, reuse water enters reuse water tank.
That collects in reuse water tank just washes draining, pressurize by backwash water pump respectively, and for the small reverse washing of cation exchanger, anion exchanger, the backwash of mixed ion exchanger, and the big reverse washing of cation exchanger, anion exchanger.The remaining reuse water of just washing pressurizes by reuse water pump, enters cation exchanger as the former water of a part.
Later stage in the utility model reclaiming process is just being washed draining, for small reverse washing, backwash, the big reverse washing of ion-exchanger, redundance available pump is forced into the former water water inlet pipe of cation exchanger as partial raw water, reduces from water consumption rate saving water resource and reduction running cost.
Brief description of the drawings
Accompanying drawing is the utility model schema.
In figure: 1-cation exchanger, 2-anion exchanger, 3-mixed ion exchanger, 4-reuse water tank, 5-reuse water pump, 6-backwash water pump, 7-mixed ion exchanger just wash water discharge valve, 8-mixed ion exchanger is just being washed reuse switching valve, 9-anion exchanger just wash water discharge valve, 10-anion exchanger is just being washed reuse switching valve, the former water water intaking valve of 11-, 12-cation exchanger backwash water intaking valve, 13-anion exchanger backwash water intaking valve, 14-mixed ion exchanger backwash water intaking valve.
Embodiment
Further illustrate content of the present utility model below in conjunction with drawings and Examples.
Ion-exchange demineralization water manufacturing system, is made up of with reuse water tank 4 cation exchanger 1, anion exchanger 2, mixed ion exchanger 3.Cation exchanger 1, rear increase by the one road pipeline of former water water intaking valve 11, the tubing system that it is connected with reuse water pump 5, reuse water tank 4 for former water water intaking valve 11; Backwash water intaking valve 12 is connected with backwash water pump 6, reuse water tank 4.Cation exchanger 1 all the other compositions are consistent with prior device.Anion exchanger 2, is provided with and just washes reuse switching valve 10 just washing before water discharge valve 9; Just washing reuse switching valve 10 is connected by pipeline and connects with reuse water tank 4.Backwash water intaking valve 13 is connected with backwash water pump 6, reuse water tank 4.Anion exchanger 2 all the other compositions are consistent with prior device.Mixed ion exchanger 3, is provided with and just washes reuse switching valve 8 just washing before water discharge valve 7; Just washing reuse switching valve 8 is connected by pipeline and connects with reuse water tank 4.Backwash water intaking valve 14 is connected with backwash water pump 6, reuse water tank 4.Mixed ion exchanger 3 all the other compositions are consistent with prior device.Reuse water tank 4 rising pipes are connected with reuse water pump 5 and backwash water pump 6, and reuse water pump 5 rising pipes are connected with the former water water intaking valve of cation exchanger 1 11 roads.
Just washing the initial stage of anion exchanger 2 and mixed ion exchanger 3, anion exchanger just washing reuse switching valve 10, mixed ion exchanger just washing reuse switching valve 8 in closing condition, simultaneously anion exchanger just wash water discharge valve 9, mixed ion exchanger just wash water discharge valve 7 in opened condition, just washing draining and entering waterways; Just wash the later stage, anion exchanger just washing reuse switching valve 10, mixed ion exchanger just washing reuse switching valve 8 in opened condition, simultaneously anion exchanger just wash water discharge valve 9, mixed ion exchanger just wash water discharge valve 7 in closing condition, enter reuse water tank 4.
The 4 interior collections of reuse water tank just wash draining, pressurize by backwash water pump 6 respectively, for the small reverse washing of cation exchanger 1, anion exchanger 2, the backwash of mixed ion exchanger 3, and the big reverse washing of cation exchanger 1, anion exchanger 2.The remaining reuse water of just washing pressurizes by reuse water pump 5, enters cation exchanger 1 as the former water of a part.
The former water water yield 100m3/h that enters cation exchanger 1, in former water, mole solubility of positively charged ion, negatively charged ion is 4mmol/L.Cation exchanger 1 diameter phi 2500mm, resin floor height 1.8m, operating capacity 800mol/m3 (resin), regeneration period 17.6h.Often arrange regenerative wastewater 170m3 beyond the highest heavens.
Anion exchanger 2 is φ 2500mm, its weak cloudy and reinforcing yin essence resin layer difference high 0.8 and 2.2m, and operating capacity is respectively 1000mol/m3 (resin) and 250mol/m3 (resin), regeneration period 18h.Often arrange regenerative wastewater 227 m3 beyond the highest heavens.Resin volume 15m3, it is 3x15=45 m3 that one of them regeneration period is just being washed draining.Just washing 36 minutes time, just washing first 9 minutes, anion exchanger just washing reuse switching valve 10 in closing condition, simultaneously anion exchanger just wash water discharge valve 9 in opened condition, just washing draining and entering waterways; Just washing latter 27 minutes, anion exchanger just washing reuse switching valve 10 in opened condition, simultaneously anion exchanger just wash water discharge valve 9 in closing condition, enter reuse water tank 4, reclaim the wash water 34m3.Reclaim the wash water 45m3 average every day.
Mixed ion exchanger 3 diameter phi 1800mm, resin floor height 0.5+1.0m, operating capacity 1000mol/m3 (negative resin) and 400mol/m3 (positive resin), regeneration period 4.3d.Often arrange regenerative wastewater 15m3 beyond the highest heavens.Negative resin volume 2.6m3, positive resin volume 1.3m3, primary recycling, negative resin is just being washed draining 31m3, and positive resin is just being washed draining 4m3.Just the time of washing is 50 minutes to negative resin.Just the time of washing is 10 minutes to sun resin.
Mixed ion exchanger 3 negative resins are just being washed first 12 minutes, mixed ion exchanger just washing reuse switching valve 8 in closing condition, simultaneously mixed ion exchanger just wash water discharge valve 7 in opened condition, just washing draining and entering waterways; Just washing latter 38 minutes, mixed ion exchanger just washing reuse switching valve 8 in opened condition, simultaneously mixed ion exchanger just wash water discharge valve 7 in closing condition, enter reuse water tank 4, reclaim the wash water 24m3.Reclaim the wash water 6m3 average every day.
The positive resin of mixed ion exchanger 3 is just being washed first 3 minutes, mixed ion exchanger just washing reuse switching valve 8 in closing condition, simultaneously mixed ion exchanger just wash water discharge valve 7 in opened condition, just washing draining and entering waterways; Just washing latter 7 minutes, mixed ion exchanger just washing reuse switching valve 8 in opened condition, simultaneously mixed ion exchanger just wash water discharge valve 7 in closing condition, enter reuse water tank 4, reclaim the wash water 3m3.Reclaim the wash water 0.7m3 average every day.
Draining 6.7m3 is just being washed in mixed ion exchanger recovery 3 every days.
While just washing not reuse of draining, DW system demineralized water system is (170+96+131+14)/24/100=17% from water consumption rate
Draining water yield 45+6.7=51.7m3/d is just being washed in the present embodiment recovery every day; From water consumption rate decline 51.7/24/100=2%; Ion-exchanger 1 and anion exchanger 2 small reverse washings can consume and reclaim the water yield is 16+(14+14)=44m3/d; Mixed ion exchanger 3 backwashes can consume and reclaim the water yield is 1.5m3/d; Cation exchanger 1 and anion exchanger 2 big reverse washings can consume and reclaim the water yield is 1.6+(1.6+1.6)=4.8m3/d; Surplus water 51.7-44-1.5-4.8=1.4m3/d, pressurizes by reuse water pump 5, enters cation exchanger 1 as the former water of a part.DW system demineralized water system drops to 15% from water consumption rate, has saved water resources, has reduced running cost.
Claims (4)
1. ion-exchange demineralization water manufacturing system, comprise by cation exchanger, anion exchanger, mixed ion exchanger and reuse water tank and forming, it is characterized in that: described cation exchanger is provided with a road pipeline after former water water intaking valve, it is the tubing system that former water water intaking valve is connected with reuse water pump, reuse water tank; Backwash water intaking valve is connected with backwash water pump, reuse water tank.
2. ion-exchange demineralization water manufacturing system according to claim 1, is characterized in that: described anion exchanger is provided with before just washing water discharge valve just washes reuse switching valve; Just washing reuse switching valve is connected by pipeline with reuse water tank; Backwash water intaking valve is connected with backwash water pump, reuse water tank.
3. ion-exchange demineralization water manufacturing system according to claim 1, is characterized in that: described mixed ion exchanger is provided with before just washing water discharge valve just washes reuse switching valve; Just washing reuse switching valve is connected by pipeline and connects with reuse water tank; Backwash water intaking valve is connected with backwash water pump, reuse water tank.
4. according to the ion-exchange demineralization water manufacturing system described in claim 1 or 2 or 3, it is characterized in that: described reuse radiator drain is connected with reuse water pump and backwash water pump, reuse water water pump outlet pipe is connected with the former water water intaking valve road of cation exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308341.0U CN203866072U (en) | 2014-06-11 | 2014-06-11 | Ion exchange desalination water making system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420308341.0U CN203866072U (en) | 2014-06-11 | 2014-06-11 | Ion exchange desalination water making system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203866072U true CN203866072U (en) | 2014-10-08 |
Family
ID=51647051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420308341.0U Expired - Lifetime CN203866072U (en) | 2014-06-11 | 2014-06-11 | Ion exchange desalination water making system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203866072U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039449A (en) * | 2019-12-16 | 2020-04-21 | 珠海京工检测技术有限公司 | Ion exchange water treatment device and implementation method thereof |
| CN112811655A (en) * | 2020-12-29 | 2021-05-18 | 逸盛大化石化有限公司 | Waste water recycling system discharged from desalted water station |
-
2014
- 2014-06-11 CN CN201420308341.0U patent/CN203866072U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111039449A (en) * | 2019-12-16 | 2020-04-21 | 珠海京工检测技术有限公司 | Ion exchange water treatment device and implementation method thereof |
| CN112811655A (en) * | 2020-12-29 | 2021-05-18 | 逸盛大化石化有限公司 | Waste water recycling system discharged from desalted water station |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141008 |