CN106927608A - Nuclear power EDI is electrolysed demineralizer - Google Patents
Nuclear power EDI is electrolysed demineralizer Download PDFInfo
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- CN106927608A CN106927608A CN201710294586.0A CN201710294586A CN106927608A CN 106927608 A CN106927608 A CN 106927608A CN 201710294586 A CN201710294586 A CN 201710294586A CN 106927608 A CN106927608 A CN 106927608A
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 148
- 238000005868 electrolysis reaction Methods 0.000 claims abstract description 36
- 238000010612 desalination reaction Methods 0.000 claims abstract description 24
- 238000001914 filtration Methods 0.000 claims description 6
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims description 4
- 238000013461 design Methods 0.000 abstract description 3
- 230000010354 integration Effects 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000009296 electrodeionization Methods 0.000 description 54
- 239000011347 resin Substances 0.000 description 15
- 229920005989 resin Polymers 0.000 description 15
- 238000000034 method Methods 0.000 description 10
- 230000008569 process Effects 0.000 description 6
- 238000002242 deionisation method Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 150000002500 ions Chemical class 0.000 description 5
- 239000013505 freshwater Substances 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000008929 regeneration Effects 0.000 description 3
- 238000011069 regeneration method Methods 0.000 description 3
- NWUYHJFMYQTDRP-UHFFFAOYSA-N 1,2-bis(ethenyl)benzene;1-ethenyl-2-ethylbenzene;styrene Chemical compound C=CC1=CC=CC=C1.CCC1=CC=CC=C1C=C.C=CC1=CC=CC=C1C=C NWUYHJFMYQTDRP-UHFFFAOYSA-N 0.000 description 2
- 230000009471 action Effects 0.000 description 2
- 239000003513 alkali Substances 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 150000001768 cations Chemical class 0.000 description 2
- 239000000084 colloidal system Substances 0.000 description 2
- 125000004122 cyclic group Chemical group 0.000 description 2
- 238000000909 electrodialysis Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005342 ion exchange Methods 0.000 description 2
- 239000003456 ion exchange resin Substances 0.000 description 2
- 229920003303 ion-exchange polymer Polymers 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000012498 ultrapure water Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 238000005349 anion exchange Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000740 bleeding effect Effects 0.000 description 1
- 238000005341 cation exchange Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011033 desalting Methods 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- GPRLSGONYQIRFK-UHFFFAOYSA-N hydron Chemical compound [H+] GPRLSGONYQIRFK-UHFFFAOYSA-N 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-M hydroxide Chemical compound [OH-] XLYOFNOQVPJJNP-UHFFFAOYSA-M 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000005554 pickling Methods 0.000 description 1
- 238000004801 process automation Methods 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 229910021642 ultra pure water Inorganic materials 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
- C02F1/001—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
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/46—Treatment of water, waste water, or sewage by electrochemical methods
- C02F1/469—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis
- C02F1/4693—Treatment of water, waste water, or sewage by electrochemical methods by electrochemical separation, e.g. by electro-osmosis, electrodialysis, electrophoresis electrodialysis
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/005—Processes using a programmable logic controller [PLC]
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2209/00—Controlling or monitoring parameters in water treatment
- C02F2209/40—Liquid flow rate
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2301/00—General aspects of water treatment
- C02F2301/08—Multistage treatments, e.g. repetition of the same process step under different conditions
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Water Supply & Treatment (AREA)
- Environmental & Geological Engineering (AREA)
- Engineering & Computer Science (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Molecular Biology (AREA)
- Health & Medical Sciences (AREA)
- Water Treatment By Electricity Or Magnetism (AREA)
Abstract
The invention discloses a kind of nuclear power EDI electrolysis demineralizers, it includes the system inlet valve (1), fore filter (3) and the accurate filter (6) that are sequentially connected, accurate filter (6) is connected with the manual adjustable cut-off valve of concentrated water (10) and dilute side electrically operated gate (11), and the manual adjustable cut-off valve of concentrated water (10) and dilute side electrically operated gate (11) are electrolysed desalination module (15) and are connected with EDI；EDI is electrolysed desalination module (15) and is connected with product water side check-valves (16) and concentrated water side check-valves (17) respectively.The nuclear power EDI electrolysis demineralizers that the present invention is provided, reasonable in design is easy to operate, and automatic running automatically switches, and water quality reaching standard, stable water production, the rate of recovery is high, stable operation, it is ensured that water outlet conductivity is less than 0.1us/cm.Damage No leakage, floor space is small, and system integration is easily installed, and is easy to safeguard.
Description
Technical field
The present invention relates to a kind of nuclear power generating sets corollary apparatus, and in particular to steam generator blowdown system in a kind of nuclear power generating sets
The nuclear power EDI electrolysis demineralizers of system.
Background technology
In nuclear power generating sets, because Steam Condenser Leak or primary Ioops can cause the pollution of secondary circuit water to the leakage of secondary circuit,
It is that secondary coolant circuit system water quality is maintained in the limit value that power station is normally run, steam generator blowdown is necessary.Steam generation
Device drainage plays a part of to collect and process the sewer of steam generator.
The purification desalination of steam generator blowdown water, conventional handling process is resin bed (cation bed+mixed bed), resin at present
Bed is directly contacted using negative resin and positive resin with sewer, so as to by cation and anion exchange in water to resin, but is exchanged to
A certain amount of rear resin can fail, and now be accomplished by carrying out pickling, alkali cleaning regeneration, resin is recovered function, and because part is set
Fat is inevitably in failure state for a long time, so as to produce a large amount of spent resins, periodically needs to safeguard and changes.And resin
Bed handling process is larger due to the amount of resin for using, so needing tank body to deposit, floor space is larger.Processing accuracy is not high, about
It is 0.2us/cm, and easily floats, less stable.And it is full-automatic unmanned on duty that current resin bed system there is no method to accomplish
Automaticity.Electrodeionization (EDI) is that wide variety of new water process skill is increasingly obtained after counter-infiltration, electrodialysis
Art.Be combined for ion exchange technique and electrodialytic technique by it, with can continuously high purity water, be not required to acid-alkali regeneration, account for
Ground area is small, it is easy to control and operation the advantages of.EDI prepares work in the ultra-pure water of the industries such as electric power, electronics, chemical industry, medicine, petrochemical industry
Obtain increasingly being widely applied in skill.
The present invention prior art basis on, using electrodeionization (EDI) technical finesse steam generator blowdown system
The sewer of system (BDS), so as to realize automatically continuously processing the continuous blowdown water of variable.
The content of the invention
Goal of the invention：The purpose of invention is to solve the deficiencies in the prior art, there is provided a kind of reasonable in design, high
Imitate, clean, Automated condtrol can be realized so that deionization effect is more efficiently and more stable than primary resin bed process, it is ensured that
Nuclear power EDI electrolysis demineralizer of the water outlet conductivity less than 0.1us/cm.
Technical scheme：In order to realize the above object the technical solution adopted in the present invention is as follows：
A kind of nuclear power EDI is electrolysed demineralizer, and it includes the system inlet valve, fore filter and the precision that are sequentially connected
Filter, accurate filter is connected with the manual adjustable cut-off valve of concentrated water and dilute side electrically operated gate, the manual adjustable cut-off valve of concentrated water and
Dilute side electrically operated gate is connected with EDI electrolysis desalination module；The manual adjustable cut-off valve of described concentrated water is electrolysed desalination module with EDI
Concentrated water side electrically operated gate, concentrated water water inlet spinner flowmeter and concentrated water inlet adjusting stop valve are sequentially installed with connected pipeline；EDI
Electrolysis desalination module respectively with produce water side check-valves and concentrated water side check-valves is connected, produce water side check-valves successively with product water side conductance
Table, product water effluent transmitter are connected with water side electrically operated gate is produced, and produce water side electrically operated gate and are connected with pure water discharge tube；Stop concentrated water side
Return valve to be connected with concentrated water side electrical conductivity and concentrated water side electrically operated gate successively, concentrated water side electrically operated gate is connected with polyhalide water discharge tube；
On the total pipeline that described accurate filter is connected with the manual adjustable cut-off valve of concentrated water and dilute side electrically operated gate according to
It is secondary to be provided with into water conductivity table, influent side flow transmitter and pressure transmitter,
Temperature transmitter is installed between described system inlet valve and fore filter, enters the too high control of trip temperature,
As temperature is more than 60 degrees Celsius, then by PLC control system, shutoff device operation, to protect EDI modules.
System inlet valve is joined directly together with pure water discharge tube by pipeline, and it is electronic that system bypass is provided with pipeline
Door.
Preferably, above-described nuclear power EDI electrolysis demineralizer, described EDI electrolysis desalination modules be 1 to
6 groups.The manual adjustable cut-off valve of described concentrated water is 1；Dilute side electrically operated gate quantity is electrolysed the group number phase of desalination module with EDI
Together.
Preferably, above-described nuclear power EDI electrolysis demineralizer, described fore filter and secondary filter
Device upside is mounted on filter exhaust valve.When there is air in water inlet, air can be gathered on accurate filter or filter
Portion, discharges air by air bleeding valve to ensure that filter normally runs.
Preferably, above-described nuclear power EDI electrolysis demineralizer, described fore filter and secondary filter
Device downside is mounted on filter exhaust-valve.For overhaulingFore filter and accurate filterWhen by water air defense.
Preferably, above-described nuclear power EDI electrolysis demineralizer, the filtering accuracy of fore filter is 5um,
For removing system contaminants, particle and colloid；The filtering accuracy of accurate filter is 0.1um, can further remove volume smaller
Impurity, particle and colloid.
Preferably, above-described nuclear power EDI electrolysis demineralizer, is provided with polyhalide water discharge tube and is
System earth point.The operation of EDI modules can apply direct current to water, therefore palpus sets system earth electricity and prevents electric leakage.
Nuclear power EDI of the present invention is electrolysed demineralizer, wherein entering water conductivity table, can monitor into water conductivity, he
Contrast is led with water power is produced, the deionization effect of whole system is depicted.
Influent side flow transmitter of the present invention, nuclear power EDI electrolysis demineralizers need to be determined to open several according to his reading
Group EDI modules；And it depicts the product water efficiency of whole system with water effluent transmitter is produced jointly.
In addition, by pressure transmitter can monitoring system intake pressure, to ensure that EDI modules are transported under suitable pressure
OK.
The present invention controls fresh water, the concentrated water ratio of whole system by the manual adjustable cut-off valve of concentrated water.(EDI modules are entered
The dilute side of water is identical with concentrated water side water source, is 90% by this valve regulated fresh water, and concentrated water is 10% ratio.)
Dilute side electrically operated gate of the invention and concentrated water side electrically operated gate, act as opening and closing the water inlet of correspondence EDI modules,
The two is opened and closed simultaneously.
Module concentrated water water inlet spinner flowmeter of the present invention, it jointly will in debugging with module concentrated water inlet adjusting stop valve
6 EDI module concentrated water effluents amount adjustment are balanced.
The present invention produces water side check-valves, prevents from flowing backwards for protection module.Concentrated water side check-valves, prevents for protection module
Flow backwards.
It is of the invention to produce water side conductance table, product water side electrical conductivity can be monitored, it is contrasted with water inlet conductance table, can be depicted whole
The deionization effect of system.
The product water effluent transmitter that the present invention is provided, can monitor product water effluent amount, common with influent side flow transmitter
Depict the product water efficiency of whole system.
The concentrated water side electrical conductivity that the present invention is provided is used to monitor concentrated water side conductance, is also that can react EDI moulds from another angle
The deionization effect of block.
The system bypass electrically operated gate that the present invention is provided, when the system is shut down, it will be opened, to ensure that whole water inlet will not be suppressed
Pressure.
It is the special high temperature resistant type EWT-CDISGBD products of nuclear power that the present invention matches somebody with somebody EDI electrolysis desalination modules, can longtime running
Resin and diaphragm are not damaged under 60 celsius temperatures.EDI modules are a kind of technologies for being combined electrodialysis and ion exchange,
Charged ion is moved in making water using two end electrodes high pressure, and coordinates ion exchange resin and selective resin film to accelerate ion
Mobile removal.In EDI desalting process, ion is eliminated under electric field action by amberplex.Meanwhile, hydrone is in electricity
Hydrogen ion and hydroxide ion, these ion pair ion exchange resin are produced under field action carries out cyclic regeneration, so that ion is handed over
Change resin and keep optimum state.
Beneficial effect, compared with prior art, its remarkable advantage exists the nuclear power EDI electrolysis demineralizer that the present invention is provided
In：
The nuclear power EDI electrolysis demineralizers that the present invention is provided, reasonable in design is easy to operate, EDI electrolysis demineralizers
Desalination module, product water side can be electrolysed by PLC control system with fore filter, accurate filter, temperature transmitter, EDI to stop
Valve, concentrated water side check-valves are returned, water side conductance table is produced, is produced water effluent transmitter and be connected with water side electrically operated gate etc. is produced, realize full mistake
Process automation is controlled, and lifts operating efficiency；
Each link sets overpressure protection in EDI electrolysis demineralizer processing procedures, to ensure not having under abnormal operating mode
Leak case；
EDI electrolysis demineralizer producing water ratios can reach more than 90% under standard condition；
EDI electrolysis demineralizers adapt to the water (60 degrees Celsius of lower stable operation) of higher temperature；
Electrolysis desalination module can be realized automatically determining unlatching quantity according to water size, and periodic cyclic is used；
Automatic running, automatically switches, water quality reaching standard (product water power is led and be can ensure that less than 0.1us/cm), and stable water production is reclaimed
Rate is high, stable operation；Damage No leakage, floor space is small, and system integration is easily installed, and is easy to safeguard.
Brief description of the drawings
Fig. 1 is the structural representation that the nuclear power EDI that the present invention is provided is electrolysed demineralizer.
Specific embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the present invention is furture elucidated, it should be understood that these embodiments are merely to illustrate
The present invention rather than limitation the scope of the present invention, after the present invention has been read, those skilled in the art are to of the invention each
The modification for planting the equivalent form of value falls within the application appended claims limited range.
It is system inlet valve 1 that it includes being sequentially connected, preposition as shown in figure 1, a kind of nuclear power EDI electrolysis demineralizer
Filter 3 and accurate filter 6, accurate filter 6 are connected with the manual adjustable cut-off valve 10 of concentrated water and dilute side electrically operated gate 11, dense
The dynamic adjustable cut-off valve 10 of sailor and dilute side electrically operated gate 11 are connected with EDI electrolysis desalinations module 15；Described concentrated water is adjusted manually
Electrically operated gate 12, the concentrated water water inlet of concentrated water side is sequentially installed with the pipeline that section stop valve 10 is connected with EDI electrolysis desalinations module 15 to turn
Subflow gauge 13 and concentrated water inlet adjusting stop valve 14；EDI electrolysis desalination module 15 respectively with produce water side check-valves 16 and concentrated water
Side check-valves 17 is connected, produce water side check-valves 16 successively with produce water side conductance table 18, produce water effluent transmitter 19 and produce water side
Electrically operated gate 20 is connected, and produces water side electrically operated gate 20 and is connected with pure water discharge tube；Concentrated water side check-valves 17 successively with concentrated water side conductance
Rate 22 is connected with concentrated water side electrically operated gate 23, and concentrated water side electrically operated gate 23 is connected with polyhalide water discharge tube；
The total pipeline that described accurate filter 6 is connected with the manual adjustable cut-off valve 10 of concentrated water and dilute side electrically operated gate 11
On be sequentially installed with into water conductivity table 7, influent side flow transmitter 8 and pressure transmitter 9,
Temperature transmitter 2 is installed between described system inlet valve 1 and fore filter 3；
System inlet valve 1 is joined directly together with pure water discharge tube by pipeline, and system bypass electricity is provided with pipeline
Dynamic door 24.
Above-described nuclear power EDI is electrolysed demineralizer, and described EDI electrolysis desalinations module 15 is 1 to 6 group.Described
The manual adjustable cut-off valve 10 of concentrated water is 1；The quantity of dilute side electrically operated gate 11 is identical with the group number of EDI electrolysis desalinations module 15,
It is 6.
Above-described nuclear power EDI is electrolysed demineralizer, and described fore filter 3 and the upside of accurate filter 6 is pacified
Equipped with filter exhaust valve 5.Described fore filter 3 and the downside of accurate filter 6 is mounted on filter exhaust-valve 4.
Above-described nuclear power EDI is electrolysed demineralizer, and the filtering accuracy of fore filter 3 is 5um, accurate filter 6
Filtering accuracy be 0.1um.
Above-described nuclear power EDI is electrolysed demineralizer, and system earth point 21 is provided with polyhalide water discharge tube.
During the nuclear power EDI electrolysis demineralizer actual motions that the present invention is provided, can be detected by influent side flow transmitter 8
The numerical value of flow of inlet water, decision enables how many groups of EDI electrolysis desalination modules 15, and opens corresponding dilute side electrically operated gate 11 and dense
Water side electrically operated gate 12；Start water inlet, open system inlet valve 1, product water side electrically operated gate 20, concentrated water side electrically operated gate 23；Current lead to
Cross fore filter 3 and accurate filter 6, the monitoring inflow temperature of period temperature transmitter 2, it is ensured that no more than 60 degrees Celsius；It
After be divided into fresh water and the water inlet of concentrated water two-way respectively enters EDI electrolysis desalination module 15, flow proportional is about fresh water：Concentrated water=10：
1, flow can be adjusted by the manual adjustable cut-off valve 10 of concentrated water and module concentrated water inlet adjusting stop valve 14；In EDI electrolysis
In desalination module 15, zwitterion migrates to concentrated water side under galvanic traction from dilute side in water；Finally dilute side is pure
Water produce water side conductance table 18 monitor it is qualified in the case of, direct reuse；The sewage discharge of concentrated water side.
Influent side flow transmitter 8 and the difference for producing water effluent transmitter 19 are the rate of recovery of whole system, that is,
Water inlet and the ratio of product water, under normal circumstances by the manual adjustable cut-off valve 10 of concentrated water and module concentrated water inlet adjusting stop valve 14
90% is adjusted to, 10% water is directly discharged as concentrated water in addition.
Producing water side conductance table 18 can reflect the deionization effect of whole device, and the reading for entering water conductivity table 7 is not more than
During 25us/cm, produce water power and lead less than 0.1us/cm.
Although the present invention is disclosed above with preferred embodiment, so it is not limited to the present invention.Skill belonging to of the invention
Has usually intellectual in art field, without departing from the spirit and scope of the present invention, when can be used for a variety of modifications and variations.Cause
This, protection scope of the present invention ought be defined depending on those as defined in claim.
Claims (7)
1. a kind of nuclear power EDI electrolysis demineralizer, it is characterised in that system inlet valve (1) that it includes being sequentially connected, preposition
Filter (3) and accurate filter (6), accurate filter (6) and the manual adjustable cut-off valve of concentrated water (10) and dilute side electrically operated gate
(11) it is connected, the manual adjustable cut-off valve of concentrated water (10) and dilute side electrically operated gate (11) are electrolysed desalination module (15) and are connected with EDI；
The manual adjustable cut-off valve of described concentrated water (10) is electrolysed on the pipeline that desalination module (15) is connected with EDI and is sequentially installed with concentrated water side
Electrically operated gate (12), concentrated water water inlet spinner flowmeter (13) and concentrated water inlet adjusting stop valve (14)；EDI is electrolysed desalination module (15)
Respectively with produce water side check-valves (16) and concentrated water side check-valves (17) is connected, product water side check-valves (16) successively with product water side conductance
Table (18), product water effluent transmitter (19) are connected with water side electrically operated gate (20) is produced, and produce water side electrically operated gate (20) and are discharged with pure water
Pipeline is connected；Concentrated water side check-valves (17) is connected with concentrated water side electrical conductivity (22) and concentrated water side electrically operated gate (23) successively, concentrated water side
Electrically operated gate (23) is connected with polyhalide water discharge tube；
The total pipe that described accurate filter (6) is connected with the manual adjustable cut-off valve of concentrated water (10) and dilute side electrically operated gate (11)
It is sequentially installed with road into water conductivity table (7), influent side flow transmitter (8) and pressure transmitter (9),
Temperature transmitter (2) is installed between described system inlet valve (1) and fore filter (3)；
System inlet valve (1) is joined directly together with pure water discharge tube by pipeline, and it is electronic that system bypass is provided with pipeline
Door (24).
2. nuclear power EDI according to claim 1 is electrolysed demineralizer, it is characterised in that described EDI electrolysis desalination modules
(15) it is 1 to 6 group.
3. nuclear power EDI according to claim 2 is electrolysed demineralizer, it is characterised in that regulation cuts described concentrated water manually
Only valve (10) is 1；Dilute side electrically operated gate (11) quantity is identical with the group number of EDI electrolysis desalination module (15).
4. nuclear power EDI according to claim 1 electrolysis demineralizer, it is characterised in that described fore filter (3) and
Accurate filter (6) upside is mounted on filter exhaust valve (5).
5. nuclear power EDI according to claim 1 electrolysis demineralizer, it is characterised in that described fore filter (3) and
Accurate filter (6) downside is mounted on filter exhaust-valve (4).
6. the nuclear power EDI according to any one of claim 1 to 5 is electrolysed demineralizer, it is characterised in that fore filter
(3) filtering accuracy is 5um, and the filtering accuracy of accurate filter (6) is 0.1um.
7. nuclear power EDI according to claim 6 is electrolysed demineralizer, it is characterised in that pacify on polyhalide water discharge tube
Equipped with system earth point (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294586.0A CN106927608A (en) | 2017-04-28 | 2017-04-28 | Nuclear power EDI is electrolysed demineralizer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294586.0A CN106927608A (en) | 2017-04-28 | 2017-04-28 | Nuclear power EDI is electrolysed demineralizer |
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| CN106927608A true CN106927608A (en) | 2017-07-07 |
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| CN201710294586.0A Pending CN106927608A (en) | 2017-04-28 | 2017-04-28 | Nuclear power EDI is electrolysed demineralizer |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111689625A (en) * | 2020-07-15 | 2020-09-22 | 上海核工程研究设计院有限公司 | System and method for purifying sewage discharged by steam generator of nuclear power plant |
| CN111777237A (en) * | 2020-07-10 | 2020-10-16 | 三门核电有限公司 | Purification method for nuclear power plant evaporator sewage discharge system |
| CN113307336A (en) * | 2020-02-27 | 2021-08-27 | 佛山市美的清湖净水设备有限公司 | Waterway system and water purifying equipment |
| JP7103467B1 (en) * | 2021-04-07 | 2022-07-20 | 栗田工業株式会社 | Control method of electric deionization system and electric deionization system |
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