CN106587263A - Water treatment device, ion exchanger decontamination method and water treatment method - Google Patents
Water treatment device, ion exchanger decontamination method and water treatment method Download PDFInfo
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- CN106587263A CN106587263A CN201611180064.XA CN201611180064A CN106587263A CN 106587263 A CN106587263 A CN 106587263A CN 201611180064 A CN201611180064 A CN 201611180064A CN 106587263 A CN106587263 A CN 106587263A
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- Prior art keywords
- ion exchanger
- pipeline
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- pipe
- liquid
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Classifications
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- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J49/00—Regeneration or reactivation of ion-exchangers; Apparatus therefor
Abstract
The invention discloses a water treatment device, an ion exchanger decontamination method and a water treatment method. The water treatment device comprises an ion exchanger, a regeneration device and a cleaning device. The regeneration device is connected with the ion exchanger so as to carry out regeneration treatment on the ion exchanger. The cleaning device is provided with a cleaning box, a cleaning pump, a first pipeline and a second pipeline. The cleaning box communicates with a liquid inlet of the ion exchanger through the first pipeline, the cleaning pump is arranged on the first pipeline, the cleaning pump is used for pumping cleaning liquid in the cleaning box into the ion exchanger, the second pipeline communicates between the cleaning box and a liquid outlet of the ion exchanger, and the first pipeline and the second pipeline are each provided with a control valve. The water treatment device can effectively remove biological contamination, does not damage resin and is easy to operate.
Description
Technical field
The present invention relates to water treatment field, more particularly to a kind of water treatment facilities, ion exchanger decontamination method and
Method for treating water.
Background technology
It is ion exchange to be applied to softening, the main technique of desalination in water treatment technology at present, using ion exchange
Ion exchanger be and be filled with the filter tank body of ion exchange resin, supporting control pipe valve, instrument and regeneration dress
Put composition.In practical engineering application, ion exchanger tank body and auxiliary equipment assembling, ion exchange resin filling, controlling the water circulation,
Microorganism pollution, and exchanger are inevitably subject in backwash, flushing, mixing, aerofluxuss breathing, regeneration even maintenance process
Internal medium is also very suitable for microorganism amount reproduction and grows, so as to reduce effective operating capacity of resin；With
The continuous passage of time, situation it is serious can even cause resin bed adhesion, hardened, regeneration effect is excessively poor.It is existing to from
It is often to draw out resin extender to carry out individually cleaning that sub-exchange resin removes the method being related to during the pollution such as microorganism, and the method is normal
Resin, and complex operation can be damaged.
The content of the invention
Based on this, it is necessary to which providing a kind of can effectively remove microorganism pollution, not damage resin and water simple to operate
Processing meanss.
A kind of water treatment facilities, including ion exchanger, regenerating unit and cleaning device；The regenerating unit is connected to
The ion exchanger to the ion exchanger for carrying out Regeneration Treatment；
The cleaning device has cleaning case, cleaning pump, the first pipeline and second pipe, and the cleaning case is by described
First pipeline is communicated in the inlet of the ion exchanger, and the cleaning pump is arranged on first pipeline, the cleaning
Pump is used in the cleaning liquid pump in the cleaning case to the ion exchanger；The second pipe is connected in the cleaning case
And between the liquid outlet of the ion exchanger；Control valve is provided with first pipeline and the second pipe.
Wherein in one embodiment, the cleaning device also has effusion meter, and the effusion meter is arranged on described first
On pipeline.
Wherein in one embodiment, the cleaning device also has sampled part and the 3rd pipeline, the 3rd pipe
The two ends in road are respectively communicated with the liquid outlet and the cleaning case, the sampled part arrange on the 3rd pipeline with
In sampling from the 3rd pipeline, it also is provided with controlling valve on the 3rd pipeline.
Wherein in one embodiment, the liquid outlet of the ion exchanger is communicated with drain pipe, first pipeline, institute
Second pipe and the equal parallel communication of the 3rd pipeline are stated in the drain pipe, is also communicated with the drain pipe and is passed through for discharging
The ion exchanger processes the water producing pipe and the delivery pipe for discharging regenerated liquid of the water purification for obtaining, the water producing pipe and
Control valve is equipped with the delivery pipe.
Wherein in one embodiment, the bottom of the cleaning case is additionally provided with leakage fluid dram, and the leakage fluid dram is communicated with discharging tube,
The discharging tube is provided with the control valve.
Another object of the present invention also resides in a kind of ion exchanger decontamination method of offer.
A kind of ion exchanger decontamination method, comprises the steps：
(1) liquid outlet of the ion exchanger is opened, deionized water is injected by the inlet of the ion exchanger
Ion exchange resin in the ion exchanger is rinsed；
(2) liquid outlet is closed, opens the control valve on the first pipeline, the control valve closed on second pipe passes through
Cleaning pump will clean liquid pump from cleaning case to the ion exchanger, soak or after the circulation scheduled time from the liquid outlet
Discharge cleanout fluid；
(3) liquid outlet is closed, opens the control on control valve and the second pipe on first pipeline
Valve, the cleaning pump from the cleaning case will cleaning liquid pump to the ion exchanger, cleanout fluid the cleaning case with
And the ion exchanger internal circulation flow is rinsing ion exchanger；
(4) liquid outlet is opened, the control on control valve and the second pipe closed on first pipeline
Valve, injects deionized water and the ion exchange resin in the ion exchanger is rinsed, until going out by the inlet
Liquid mouth discharge liquid in without cleanout fluid till.
Wherein in one embodiment, the cleanout fluid in step (2) is the peracetic acid solution that mass concentration is 0.2-3%,
Soak time is 0.5-8h；
Or, the cleanout fluid in step (2) is the formalin that mass concentration is 0.1-2%, and soak time is 6-12h；
Or, the cleanout fluid in step (2) is the liquor natrii hypochloritises that mass concentration is 0.5-2%, and soak time is 1-
3h。
Wherein in one embodiment, cleaning pump described in step (3) from the cleaning case will cleaning liquid pump to described
Flow velocity in ion exchanger is 4-15m/h.
Wherein in one embodiment, the washing time in step (1) is 30min, and cleanout fluid rinses ion in step (3)
The time of exchanger is at least 60min.
Another object of the present invention also resides in a kind of method for treating water of offer.
A kind of method for treating water, comprises the steps：
When ion exchange absorption is processed：
(1) accessing pending water is entered in the ion exchanger by the inlet of ion exchanger and passes through ion exchange resin
Carry out adsorbing exchange and process, the ion exchange resin carry out the water purification of output after adsorption treatment through liquid outlet discharge it is described from
Sub- exchanger；
(2) after ion exchange resin adsorption saturation, regenerating unit is noted by the inlet into the ion exchanger
Enter regenerated liquid, the regenerated liquid carries out Regeneration Treatment to the ion exchange resin；
(3) liquid outlet is opened, deionized water is injected to the ion in the ion exchanger by the inlet
Exchanger resin enters line replacement and flushing, until produce being put into operation again after water qualified；
(4) repeat step (1)-(3)；
When ion interchange unit is cleaned：
(5) liquid outlet is closed, opens the control valve on the first pipeline, the control valve closed on second pipe passes through
Cleaning pump will clean liquid pump from cleaning case to the ion exchanger, soak or after the circulation scheduled time from the liquid outlet
Discharge cleanout fluid；
(6) liquid outlet is closed, opens the control on control valve and the second pipe on first pipeline
Valve, the cleaning pump from the cleaning case will cleaning liquid pump to the ion exchanger, cleanout fluid the cleaning case with
And the ion exchanger internal circulation flow is rinsing ion exchanger；
(7) liquid outlet is opened, the control on control valve and the second pipe closed on first pipeline
Valve, injects deionized water and the ion exchange resin in the ion exchanger is rinsed, until going out by the inlet
Liquid mouth discharge liquid in without cleanout fluid till；
(8) regenerating unit injects regenerated liquid, the regenerated liquid into the ion exchanger by the inlet
The ion exchange resin after to decontamination carries out Regeneration Treatment.
Above-mentioned water treatment facilities, including ion exchanger, regenerating unit and cleaning device；Regenerating unit is connected to institute
Ion exchanger is stated for carrying out Regeneration Treatment to the ion exchanger；Cleaning device have cleaning case, cleaning pump, first
Pipeline and second pipe, the cleaning case is communicated in the inlet of the ion exchanger by first pipeline, described
Cleaning pump is arranged on first pipeline, and the cleaning pump is used to hand over the cleaning liquid pump in the cleaning case to the ion
In parallel operation；Second pipe connection the cleaning case pass through and the liquid outlet of the ion exchanger between；Described
Control valve is provided with one pipeline and the second pipe.Above-mentioned water treatment facilities, by the cleanout fluid of cleaning device
Cleaning and sterilization is carried out to ion exchanger, being capable of effectively remover biological pollution, it is to avoid draw out ion friendship to ion exchanger
The step of changing resin extender, does not damage ion exchange resin filler yet, simple, convenient.
Above-mentioned water treatment facilities, on the first pipeline effusion meter is arranged, and is easy to control cleaning pump discharge, it is ensured that through ion
The filtering velocity of the resin in exchanger is 4-15m/h, to obtaining optimal dissipation effect in the case where resin property safety is guaranteed.
Above-mentioned water treatment facilities, arranges sampled part on second pipe, sampled part is real to the liquid sampling in pipeline
When test the mass concentration and the water quality characteristic such as pH of bactericidal agent, and can be determined the need for mending according to the change of water quality fluctuation
Fill the water quality parameter such as bactericidal agent or adjustment pH.
Above-mentioned ion exchanger decontamination method, to ion exchanger routine cleaning process, using the cleaning device to from
Sub- exchanger carries out in-situ treatment, is filtered out by live test of many times and can be used for drinking water, food, medicine, and to microorganism
(molecular formula is C to the peracetic acid of the 0.2%-3% mass concentrations with broad-spectrum bactericidal action2H4O3) as main wash medicament, lead to
Over cleaning device is cleaned to ion exchanger, dissipation process, and cleaning, germicidal efficiency are up to more than 99.99%, and to ion
The exchange capacity and physical damage of exchanger resin is very little, safe efficient.Because peracetic acid is in itself to can be applicable to food, defend
Raw and medical industry hygiene-type bactericidal agent, therefore applied widely, safety, sterilization of high efficiency.Approach described above is not only
To microorganism, there is fine killing effect containing antibacterial and pathogenic bacterium etc., the control to algae similarly has very good effect.
Description of the drawings
Fig. 1 is an embodiment water treatment facilities schematic diagram.
Description of reference numerals
100th, water treatment facilities；100th, ion exchanger；110th, inlet；120th, liquid outlet；130th, drain pipe；200th, again
Generating apparatus；300th, cleaning device；310th, cleaning case；311st, charging aperture；320th, cleaning pump；330th, sampled part；340th, effusion meter；
350th, the first pipeline；360th, second pipe；370th, the 3rd pipeline；380th, discharging tube；390th, valve is controlled.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In accompanying drawing
Give presently preferred embodiments of the present invention.But, the present invention can be realized in many different forms, however it is not limited to this paper institutes
The embodiment of description.On the contrary, the purpose for providing these embodiments is to make the understanding to the disclosure more thorough
Comprehensively.
It should be noted that when element is referred to as " being fixed on " another element, it can directly on another element
Or can also there is element placed in the middle.When an element is considered as " connection " another element, it can be directly connected to
To another element or may be simultaneously present centering elements.
Unless otherwise defined, all of technology used herein and scientific terminology and the technical field for belonging to the present invention
The implication that technical staff is generally understood that is identical.The term for being used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that of the invention in limiting.Term as used herein "and/or" includes one or more phases
The arbitrary and all of combination of the Listed Items of pass.
Shown in Figure 1, the present embodiment relate to a kind of water treatment facilities 100.The water treatment facilities 100 is handed over including ion
Parallel operation 100, regenerating unit 200 and cleaning device 300；The regenerating unit 200 be connected to the ion exchanger 100 with
In carrying out Regeneration Treatment to the ion exchanger 100.
It is shown in Figure 1, cleaning device 300 have cleaning case 310, cleaning pump 320, sampled part 330, effusion meter 340,
First pipeline 350, the pipeline 370 of second pipe 360 and the 3rd.
Shown in Figure 1, the bottom of cleaning case 310 is additionally provided with charging aperture 311, charging aperture 311 be used to adding cleanout fluid or
Person adds cleaning agent.The bottom of cleaning case 310 is additionally provided with leakage fluid dram, and the leakage fluid dram is communicated with discharging tube 380, discharging tube 380
It is provided with control valve 390.
Shown in Figure 1, cleaning case 310 is communicated in the inlet 110 of ion exchanger 100 by the first pipeline 350, clearly
Wash pump 320 to be arranged on the first pipeline 350, cleaning pump 320 is used for the cleaning liquid pump in cleaning case 310 to ion exchanger
In 100；Second pipe 360 is connected between the liquid outlet 120 of cleaning case 310 and ion exchanger 100；First pipeline 350
And on second pipe 360 be provided with control valve 390.Effusion meter 340 is arranged on the first pipeline 350.Above-mentioned water process
Device 100, arranges effusion meter 340 on the first pipeline 350, be easy to control the flow of cleaning pump 320, it is ensured that through ion exchanger
The filtering velocity of the resin in 100 is 4-15m/h, to obtaining optimal dissipation effect in the case where resin property safety is guaranteed.
Shown in Figure 1, the two ends of the 3rd pipeline 370 are respectively communicated with liquid outlet 120 and cleaning case 310, sampling portion
Part 330 is arranged on the 3rd pipeline 370 for from sampling in the 3rd pipeline 370, also being provided with controlling valve 390 on the 3rd pipeline 370.
Above-mentioned water treatment facilities 100, arranges sampled part 330 on second pipe 360, sampled part 330 takes to the liquid in pipeline
The water quality characteristics such as sample, the mass concentration and pH of real-time testing bactericidal agent, and can be determined whether according to the change of water quality fluctuation
Require supplementation with the water quality parameter such as bactericidal agent or adjustment pH.
Shown in Figure 1, the liquid outlet 120 of ion exchanger 100 is communicated with drain pipe 130, the first pipeline 350, second
The pipeline 370 of pipeline 360 and the 3rd is communicated in drain pipe 130, is also communicated with drain pipe 130 and is handed over through ion for discharging
The water producing pipe and the delivery pipe for discharging regenerated liquid of water purification, connects on water producing pipe and delivery pipe after the process of parallel operation 100
There is control valve 390.
The cleaning device 300 that the present embodiment is related in water treatment facilities 100 is being used to carry out decontamination to ion exchanger 100
During process, a kind of decontamination method of ion exchanger 100 is relate to.
Shown in Figure 1, a kind of decontamination method of ion exchanger 100 comprises the steps：
(1) open the liquid outlet 120 of ion exchanger 100, by the injection of the inlet 110 of ion exchanger 100 go from
Sub- water is rinsed to the ion exchange resin in ion exchanger 100；Washing time is 30min.
(2) liquid outlet 120 is closed, opens the control valve 390 on the first pipeline 350, the control closed on second pipe 360
Valve 390, by cleaning pump 320 from cleaning case 310 will cleaning liquid pump to ion exchanger 100, after the immersion scheduled time from
Liquid outlet 120 discharges cleanout fluid；Cleanout fluid is the peracetic acid solution that mass concentration is 0.2-3%, the soak time in step (2)
For 0.5-8h；Or, cleanout fluid is the formalin that mass concentration is 0.1-2%, and soak time is 6-12h；Or, cleanout fluid
For the liquor natrii hypochloritises that mass concentration is 0.5-2%, soak time is 1-3h.
(3) liquid outlet 120 is closed, opens the control on control valve 390 and the second pipe 360 on the first pipeline 350
Valve 390, cleaning pump 320 from cleaning case 310 will cleaning liquid pump to ion exchanger 100, cleanout fluid in cleaning case 310 and
The internal circulation flow of ion exchanger 100, cleanout fluid rinses at least 60min of ion exchanger 100；Cleaning pump 320 is from cleaning case 310
The interior flow velocity by cleaning liquid pump to ion exchanger 100 is 4-15m/h.
(4) liquid outlet 120 is opened, the control on control valve 390 and second pipe 360 closed on the first pipeline 350
Valve 390, injects deionized water and the ion exchange resin in ion exchanger 100 is rinsed, until going out by inlet 110
Liquid mouth 120 discharge liquid in without peracetic acid till.
When the water treatment facilities 100 that the present embodiment is related to is for softening or desalting processing, a kind of water process side is relate to
Method.
Shown in Figure 1, a kind of method for treating water comprises the steps：
When ion exchange absorption is processed：
(1) pending water inlet is entered in ion exchanger 100 by the inlet 110 of ion exchanger 100 and passes through ion
Exchanger resin carries out adsorption treatment, ion exchange resin carry out the water purification of output after adsorption treatment through liquid outlet 120 discharge from
Sub- exchanger 100.
(2) after ion exchange resin adsorption saturation, regenerating unit 200 is noted by inlet 110 into ion exchanger 100
Enter regenerated liquid, regenerated liquid carries out Regeneration Treatment to ion exchange resin.
(3) liquid outlet 120 is opened, deionized water is injected to the ion exchange in ion exchanger 100 by inlet 110
Resin is rinsed；Washing time is 30min or produces hydration lattice to detection.
(4) repeat step (1)-(3).
When ion interchange unit is cleaned：
(5) liquid outlet 120 is closed, opens the control valve 390 on the first pipeline 350, the control closed on second pipe 360
Valve 390, liquid pump will be cleaned from cleaning case 310 to ion exchanger 100 by cleaning pump 320, and immersion or circulation are predetermined
Cleanout fluid is discharged after time from liquid outlet 120.
Cleanout fluid is the peracetic acid solution that mass concentration is 0.2-3%, and the soak time in step (2) is 0.5-8h；Or
Person, cleanout fluid is the formalin that mass concentration is 0.1-2%, and soak time is 6-12h；Or, cleanout fluid is mass concentration
For the liquor natrii hypochloritises of 0.5-2%, soak time is 1-3h.
(6) liquid outlet 120 is closed, opens the control on control valve 390 and the second pipe 360 on the first pipeline 350
Valve 390, cleaning pump 320 from cleaning case 310 will cleaning liquid pump to ion exchanger 100, cleanout fluid in cleaning case 310 and
The internal circulation flow of ion exchanger 100, cleanout fluid rinses at least 60min of ion exchanger 100；Cleaning pump 320 is from cleaning case 310
The interior flow velocity by cleaning liquid pump to ion exchanger 100 is 4-15m/h.
(7) liquid outlet 120 is opened, the control on control valve 390 and second pipe 360 closed on the first pipeline 350
Valve 390, injects deionized water and the ion exchange resin in ion exchanger 100 is rinsed, until going out by inlet 110
Liquid mouth 120 discharge liquid in without peracetic acid till.
(8) regenerating unit 200 injects regenerated liquid by inlet 110 into ion exchanger 100, after regenerated liquid is to decontamination
Ion exchange resin carry out Regeneration Treatment.
Above-mentioned water treatment facilities 100, including ion exchanger 100, regenerating unit 200 and cleaning device 300；Regeneration
Device 200 is connected to ion exchanger 100 for carrying out Regeneration Treatment to ion exchanger 100；Cleaning device 300 has clear
Tank-washer 310, cleaning pump 320, the first pipeline 350 and second pipe 360, cleaning case 310 by the first pipeline 350 be communicated in from
The inlet 110 of sub- exchanger 100, cleaning pump 320 is arranged on the first pipeline 350, and cleaning pump 320 is used for cleaning case 310
Interior cleaning liquid pump is to ion exchanger 100；Second pipe 360 is connected and passed through and ion exchanger 100 in cleaning case 310
Liquid outlet 120 between；Control valve 390 is provided with first pipeline 350 and second pipe 360.Above-mentioned water process dress
100 are put, cleaning and sterilization is carried out to ion exchanger 100 by the cleanout fluid of cleaning device 300, being capable of the effectively biological dirt of remover
Dye, it is to avoid the step of drawing out ion exchange resin filler to ion exchanger 100, does not damage ion exchange resin filler yet,
It is simple, convenient.
The above-mentioned decontamination method of ion exchanger 100, to the process of the routine cleaning of ion exchanger 100, using the cleaning dress
Putting 300 pairs of ion exchangers 100 carries out in-situ treatment, is filtered out by live test of many times and can be used for drinking water, food, and right
Microorganism has the peracetic acid of the 0.2%-3% mass concentrations of broad-spectrum bactericidal action, and (molecular formula is C2H4O3) as main wash
Medicament, ion exchanger 100 is cleaned by cleaning device 300, dissipation process, cleaning, germicidal efficiency be up to 99.99%
More than, and it is very little to the exchange capacity and physical damage of ion exchange resin, it is safe efficient.Due to peracetic acid be in itself can
It is applied to food, health and medical industry hygiene-type bactericidal agent, therefore applied widely, safety, sterilization of high efficiency.More than
Methods described not only to microorganism, has fine killing effect containing antibacterial and pathogenic bacterium etc., and the control to algae similarly has very well
Effect.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope of this specification record is all considered to be.
Embodiment described above only expresses the several embodiments of the present invention, and its description is more concrete and detailed, but and
Therefore the restriction to the scope of the claims of the present invention can not be interpreted as.It should be pointed out that for one of ordinary skill in the art
For, without departing from the inventive concept of the premise, some deformations and improvement can also be made, these belong to the guarantor of the present invention
Shield scope.Therefore, the protection domain of patent of the present invention should be defined by claims.
Claims (10)
1. a kind of water treatment facilities, it is characterised in that including ion exchanger, regenerating unit and cleaning device；The regeneration
Device is connected to the ion exchanger for carrying out Regeneration Treatment to the ion exchanger；
The cleaning device has cleaning case, cleaning pump, the first pipeline and second pipe, and the cleaning case passes through described first
In the inlet of the ion exchanger, the cleaning pump is arranged on first pipeline pipeline communication, and the cleaning pump is used
Cleaning liquid pump in by the cleaning case is to the ion exchanger；Second pipe connection in the cleaning case and
Between the liquid outlet of the ion exchanger；Control valve is provided with first pipeline and the second pipe.
2. water treatment facilities according to claim 1, it is characterised in that the cleaning device also has effusion meter, described
Effusion meter is arranged on first pipeline.
3. water treatment facilities according to claim 2, it is characterised in that the cleaning device also have sampled part and
3rd pipeline, the two ends of the 3rd pipeline are respectively communicated with the liquid outlet and the cleaning case, and the sampled part sets
Put on the 3rd pipeline for sampling from the 3rd pipeline, also be provided with controlling valve on the 3rd pipeline.
4. water treatment facilities according to claim 3, it is characterised in that the liquid outlet of the ion exchanger is communicated with out
Liquid pipe, first pipeline, the second pipe and the equal parallel communication of the 3rd pipeline in the drain pipe, on the drain pipe
Also it is communicated with and processes the water producing pipe of the water purification for obtaining and for discharging regenerated liquid through the ion exchanger for discharging
Control valve is equipped with delivery pipe, the water producing pipe and the delivery pipe.
5. water treatment facilities according to claim 4, it is characterised in that the bottom of the cleaning case is additionally provided with leakage fluid dram,
The leakage fluid dram is communicated with discharging tube, and the discharging tube is provided with the control valve.
6. a kind of ion exchanger decontamination method, it is characterised in that comprise the steps：
(1) liquid outlet of the ion exchanger is opened, deionized water is injected to institute by the inlet of the ion exchanger
The ion exchange resin stated in ion exchanger is rinsed；
(2) liquid outlet is closed, opens the control valve on the first pipeline, the control valve closed on second pipe, by cleaning
Pump will clean liquid pump from cleaning case to the ion exchanger, discharge from the liquid outlet after the immersion scheduled time and clean
Liquid；
(3) liquid outlet is closed, opens the control valve on control valve and the second pipe on first pipeline, institute
State cleaning pump from the cleaning case will cleaning liquid pump to the ion exchanger, cleanout fluid is in the cleaning case and described
Ion exchanger internal circulation flow is rinsing ion exchanger；
(4) liquid outlet is opened, the control valve on control valve and the second pipe closed on first pipeline leads to
Cross the inlet injection deionized water to be rinsed the ion exchange resin in the ion exchanger, until liquid outlet row
In the liquid that goes out without cleanout fluid till.
7. ion exchanger decontamination method according to claim 6, it is characterised in that the cleanout fluid in step (2) is matter
Amount concentration is the peracetic acid solution of 0.2-3%, and soak time is 0.5-8h；
Or, the cleanout fluid in step (2) is the formalin that mass concentration is 0.1-2%, and soak time is 6-12h；
Or, the cleanout fluid in step (2) is the liquor natrii hypochloritises that mass concentration is 0.5-2%, and soak time is 1-3h.
8. ion exchanger decontamination method according to claim 7, it is characterised in that cleaning pump described in step (3) from
The interior flow velocity by cleaning liquid pump to the ion exchanger of the cleaning case is 4-15m/h.
9. ion exchanger decontamination method according to claim 8, it is characterised in that the washing time in step (1) is
30min, the time that cleanout fluid rinses ion exchanger in step (3) is at least 60min.
10. a kind of method for treating water, it is characterised in that comprise the steps：
When ion exchange absorption is processed：
(1) accessing pending water is carried out in the ion exchanger by the inlet of ion exchanger by ion exchange resin
Absorption exchange is processed, and the ion exchange resin carries out the water purification of output after adsorption treatment and discharges the ion friendship through liquid outlet
Parallel operation；
(2) after ion exchange resin adsorption saturation, regenerating unit is injected again by the inlet into the ion exchanger
Raw liquid, the regenerated liquid carries out Regeneration Treatment to the ion exchange resin；
(3) liquid outlet is opened, deionized water is injected to the ion exchange in the ion exchanger by the inlet
Resin enters line replacement and flushing, until produce being put into operation again after water qualified；
(4) repeat step (1)-(3)；
When ion interchange unit is cleaned：
(5) liquid outlet is closed, opens the control valve on the first pipeline, the control valve closed on second pipe, by cleaning
Pump will clean liquid pump from cleaning case to the ion exchanger, discharge from the liquid outlet after soaking or circulating the scheduled time
Cleanout fluid；
(6) liquid outlet is closed, opens the control valve on control valve and the second pipe on first pipeline, institute
State cleaning pump from the cleaning case will cleaning liquid pump to the ion exchanger, cleanout fluid is in the cleaning case and described
Ion exchanger internal circulation flow is rinsing ion exchanger；
(7) liquid outlet is opened, the control valve on control valve and the second pipe closed on first pipeline leads to
Cross the inlet injection deionized water to be rinsed the ion exchange resin in the ion exchanger, until liquid outlet row
In the liquid that goes out without cleanout fluid till；
(8) regenerating unit injects regenerated liquid into the ion exchanger by the inlet, and the regenerated liquid is to going
The ion exchange resin after dirt carries out Regeneration Treatment.
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| CN201611180064.XA CN106587263A (en) | 2016-12-19 | 2016-12-19 | Water treatment device, ion exchanger decontamination method and water treatment method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109084856A (en) * | 2018-07-19 | 2018-12-25 | 中国神华能源股份有限公司 | The flow determining method of open circulation water system |
| CN112337513A (en) * | 2020-10-21 | 2021-02-09 | 中国南方电网有限责任公司超高压输电公司昆明局 | Converter valve inner cooling water self-cleaning circulating device |
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