CN107459086A - Converter valve cooling system draining zero-discharge treatment system and drainage processing method - Google Patents
Converter valve cooling system draining zero-discharge treatment system and drainage processing method Download PDFInfo
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- CN107459086A CN107459086A CN201710917586.1A CN201710917586A CN107459086A CN 107459086 A CN107459086 A CN 107459086A CN 201710917586 A CN201710917586 A CN 201710917586A CN 107459086 A CN107459086 A CN 107459086A
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- 238000001816 cooling Methods 0.000 title claims abstract description 74
- 208000028659 discharge Diseases 0.000 title claims abstract description 62
- 238000003672 processing method Methods 0.000 title claims abstract description 18
- 238000001704 evaporation Methods 0.000 claims abstract description 183
- 230000008020 evaporation Effects 0.000 claims abstract description 182
- 239000012267 brine Substances 0.000 claims abstract description 110
- HPALAKNZSZLMCH-UHFFFAOYSA-M sodium;chloride;hydrate Chemical compound O.[Na+].[Cl-] HPALAKNZSZLMCH-UHFFFAOYSA-M 0.000 claims abstract description 110
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 87
- 150000003839 salts Chemical class 0.000 claims abstract description 86
- 239000007788 liquid Substances 0.000 claims abstract description 68
- 230000008676 import Effects 0.000 claims abstract description 51
- 238000007781 pre-processing Methods 0.000 claims abstract description 51
- 238000012545 processing Methods 0.000 claims abstract description 42
- 239000013078 crystal Substances 0.000 claims abstract description 41
- 238000002425 crystallisation Methods 0.000 claims abstract description 26
- 239000012266 salt solution Substances 0.000 claims abstract description 21
- 239000007921 spray Substances 0.000 claims abstract description 15
- 230000008025 crystallization Effects 0.000 claims abstract description 11
- 238000000926 separation method Methods 0.000 claims abstract description 11
- 239000007787 solid Substances 0.000 claims abstract description 9
- 238000005728 strengthening Methods 0.000 claims abstract description 7
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 106
- 239000000243 solution Substances 0.000 claims description 44
- 238000010992 reflux Methods 0.000 claims description 17
- 238000004891 communication Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims 1
- 239000000498 cooling water Substances 0.000 description 14
- 230000005540 biological transmission Effects 0.000 description 7
- 238000009826 distribution Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002351 wastewater Substances 0.000 description 5
- 230000008901 benefit Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 4
- 239000012141 concentrate Substances 0.000 description 4
- 239000000203 mixture Substances 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 238000001764 infiltration Methods 0.000 description 2
- 238000011017 operating method Methods 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- 238000001223 reverse osmosis Methods 0.000 description 2
- 229920006395 saturated elastomer Polymers 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000010025 steaming Methods 0.000 description 2
- 238000004458 analytical method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000945 filler Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000013505 freshwater Substances 0.000 description 1
- 239000008236 heating water Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 238000009938 salting Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- 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
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/10—Treatment of water, waste water, or sewage by heating by distillation or evaporation by direct contact with a particulate solid or with a fluid, as a heat transfer medium
- C02F1/12—Spray evaporation
-
- 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
- C02F1/52—Treatment of water, waste water, or sewage by flocculation or precipitation of suspended impurities
- C02F2001/5218—Crystallization
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W10/00—Technologies for wastewater treatment
- Y02W10/30—Wastewater or sewage treatment systems using renewable energies
- Y02W10/37—Wastewater or sewage treatment systems using renewable energies using solar energy
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- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Vaporization, Distillation, Condensation, Sublimation, And Cold Traps (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses converter valve cooling system draining zero-discharge treatment system and drainage processing method, processing system includes pre-processing system and multistage reinforcing natural evaporation device, strengthens natural evaporation crystallizer and solid-liquid separator, pipeline；Pre-processing system carries out primary concentration to draining；Strengthening natural evaporation device includes strong brine import, circulating line connection import and circulating line connection outlet, air inlet, evaporator body, evaporative recirculation pump；Flusher by strong brine carry out spray processing and then the air entered with air inlet carry out contact realize natural evaporation processing；Solid-liquid separator implements grain of salt crystals to strong brine and does not crystallize concentrated salt solution implementation separation of solid and liquid.Above-mentioned converter valve cooling system draining zero-discharge treatment system and drainage processing method, implement quickly to circulate repeated crystallization processing using natural evaporation mode；Make the processing system simple, without supplementary energies such as steam, you can to realize evaporation, and system run all right is reliable.
Description
Technical field
The present invention relates to transmission ＆ distribution power station water-treatment technology field, more particularly to converter valve cooling system draining zero discharge treatment
System and drainage processing method.
Background technology
In electrical power trans mission/distribution system, converter valve is the nucleus equipment of DC transmission engineering, and valve cooling system is to ensure converter valve
The important component of normal work.Valve cooling system includes interior water cooling and outer water cooling and exogenous wind cooling system, outer water-cooling system
While needing to be continuously replenished fresh water and part recirculated cooling water of draining, system work is met with the water quality ensured in cooling system
The requirement of condition.Exogenous wind cooling system needs to spray pure water to meet the needs to be radiated in high temperature, therefore in transmission ＆ distribution power station often
Supporting reverse osmosis unit, with the pure water required for production system.Therefore, the draining of outer water-cooling system and counter-infiltration system
Draining just turns into the main composition of Converter Station Valve cooling system draining.
But some transmission ＆ distribution power station peripheries often without can receiving water body, it is therefore desirable to converter valve cooling system
Draining needs progress zero discharge treatment.
At present, the technical way of the processing mode of zero-emission is concentration and evaporative crystallization in the prior art, and is evaporated
System is mainly recompressed using multiple-effect or steam mechanical, however both evaporation techniques be required for steam as main energy sources or
Supplementary energy come make system start or continuous service.But transmission ＆ distribution power station does not have steam condition, so both the above evaporates hand
Duan Wufa is used.
The third processing mode of the prior art is natural evaporation pond：Natural evaporation pond evaporation needs to take a large amount of soil
Ground, and the potential risk of polluted underground water be present.But the cooling water drainage waterdrainage amount of converter valve is typically at daily hundreds of cubes
Magnitude, the daily high salt water after concentration systems are concentrated is generally several tons to more than ten tons.Water is seldom, recovery
Water has little significance, and the pollutant in water is based on salinity.
Thus, above-mentioned first two treatment technology is required for steam as main energy sources or supplementary energy, therefore, it is difficult to
Used in transmission ＆ distribution power station.The third natural evaporation pond takes a large amount of soils, and the risk of polluted underground water be present, and the current country is
Through clearly forbidding using natural evaporation pond, original evaporation pond is also required to progressively by evaporator be substituted.
In summary, prior art is all undesirable as the processing mode of the draining of converter valve cooling system；Therefore overcome
Technological deficiency of the prior art, it is those skilled in the art's urgent problem.
The content of the invention
It is an object of the invention to provide a kind of converter valve cooling system draining zero-discharge treatment system and drainage sunk well side
Method, to solve the above problems.
In order to achieve the above object, the technical proposal of the invention is realized in this way：
The invention provides a kind of converter valve cooling system draining zero-discharge treatment system, including pre-processing system and more
Level strengthens natural evaporation device, strengthens natural evaporation crystallizer and solid-liquid separator, pipeline；
Wherein, the pre-processing system is used to carry out primary concentration to draining；The pre-processing system, multistage
The reinforcing natural evaporation device and reinforcing natural evaporation crystallizer and solid-liquid separator pass through more segment pipes successively sequential communication；
The multistage multiple reinforcing natural evaporation devices strengthened natural evaporation device and include being sequentially communicated；Each reinforcing is certainly
Right evaporator include strong brine import, circulating line connection import and circulating line connection outlet, air inlet, evaporator body,
Evaporative recirculation pump；And it is additionally provided with flusher at the top of the evaporator body；The strong brine import is used to be passed through dense salt
Water；Circulating line connects passes through pipeline communication between import and circulating line connection outlet；And each the evaporative recirculation pump is equal
Between the corresponding circulating line connection import for being arranged on the reinforcing natural evaporation device and circulating line connection outlet on pipeline；Institute
State evaporative recirculation pump and be used for continuous circulation by from the strong brine of evaporator body bottom, the sprinkling being pumped at the top of evaporator body
Device；The flusher is used to spray processing by strong brine and then the air entered with the air inlet of evaporator body
Carry out contact and realize that natural evaporation is handled；
The reinforcing natural evaporation crystallizer connects with the reinforcing natural evaporation device of afterbody；It is and each described strong
Change natural evaporation crystallizer one crystallisation cycle pump of supporting installation；
The reinforcing natural evaporation crystallizer includes strong brine import, circulating line connection import connects out with circulating line
Mouth, the solution outlet of grain of salt crystals, solution refluxing opening, air inlet, crystallizing evaporator body, evaporative recirculation pump；It is and described
Flusher is additionally provided with the top of crystallizing evaporator body；The strong brine import is used to be passed through strong brine；It is described to strengthen certainly
Pass through pipeline communication between circulating line connection import and the circulating line connection outlet on right crystallizing evaporator；And
The corresponding circulating line connection import and circulation installed in the reinforcing natural evaporation crystallizer of each evaporative recirculation pump
Between pipeline connection outlet on pipeline；The evaporative recirculation pump is used to continuously circulate from the dense salt of crystallizing evaporator body bottom portion
Water, it is pumped to the flusher of crystallizing evaporator bodies top；The flusher is used to carry out sprinkling processing by strong brine
And then the air entered with the air inlet of crystallizing evaporator body carries out contact and realizes that natural evaporation is handled；The grain of salt crystals
Solution outlet pass through the inlet communication of pipeline and the solid-liquid separator；And the solution refluxing opening by pipeline with it is described
The outlet of solid-liquid separator；
The crystallisation cycle pump is arranged on the pipeline between the solution outlet and solid-liquid separator of the grain of salt crystals
On；The crystallisation cycle pump is used to the solution containing grain of salt crystals being pumped to the solid-liquid separator；
The solid-liquid separator is used to implement grain of salt crystals to strong brine and does not crystallize concentrated salt solution implementation solid-liquid point
From, and grain of salt crystals is separated from the solid-liquid separator, and will not crystallize concentrated salt solution and be returned again through solution
Head piece returns to the reinforcing natural evaporation crystallizer.
Preferably, can embodiment as one kind；The pre-processing system includes concentration pre-processing device；The concentration
Pre-processing device is used to carry out draining primary concentration pretreatment operation.
Preferably, can embodiment as one kind；The pre-processing system successively include high salt water tank, high salt water pump,
Concentrate pre-processing device and strong brine case；
Connected between the high salt water tank and the concentration pre-processing device by a segment pipe；And the concentration pretreatment
Equipment is also connected by a segment pipe with the strong brine case；The high salt water pump is arranged on the high salt water tank and the concentration
On pipeline between pre-processing device；
Wherein, the high salt water tank is used to hold the haline water that converter valve cooling system processing system emits；It is described
Pre-processing device is concentrated with then concentration is carried out to the haline water of discharge, to improve the concentration of salt in water, so as to haline water
Further turn into strong brine；The strong brine case is used to hold the strong brine by concentration；
And the strong brine case with strengthen described in the multistage first order strengthened in natural evaporation device natural evaporation device it
Between pass through a segment pipe connect.
Preferably, can embodiment as one kind；The converter valve cooling system draining zero-discharge treatment system also includes
Strong brine pump；
Wherein, the strong brine pump is arranged on one strengthened described in the strong brine case and the first order between natural evaporation device
On segment pipe；The strong brine pump is used to, by after concentration and from the concentration salt solution of strong brine case output, pump
Strengthen to described in the first order at natural evaporation device.
Preferably, can embodiment as one kind；The air inlet strengthened on natural evaporation device is arranged on the evaporation
The bottom of device body.
Preferably, can embodiment as one kind；The air inlet strengthened on natural evaporation crystallizer is arranged on described
The middle and lower part of crystallizing evaporator body.
Preferably, can embodiment as one kind；The circulating line connection import and circulation for strengthening natural evaporation device
Heat exchanger is additionally provided with pipeline between pipeline connection outlet；And the circulating line connection for strengthening natural evaporation crystallizer
Heat exchanger is also equipped with pipeline between import and circulating line connection outlet；The heat exchanger is used for the strong brine to circulation
Heated.
Preferably, can embodiment as one kind；The reinforcing natural evaporation crystallizer is one or more.
Preferably, can embodiment as one kind；In the reinforcing natural evaporation device structure；The evaporator body
Inside is additionally provided with blower fan；The blower fan on the evaporator body is used to increase the air entered inside evaporator.
Preferably, can embodiment as one kind；In the reinforcing natural evaporation mold structure；The evaporative crystallization
The inside of device body is additionally provided with blower fan；The blower fan on the crystallizing evaporator body, which is used to increase, enters crystallizing evaporator
The air capacity of body interior.
Correspondingly, present invention also offers a kind of drainage processing method, by using converter valve cooling system draining zero-emission
Put the draining zero discharge treatment that processing system implements converter valve cooling system, including following operating procedure：
Concentration pre-processing device concentrates to the haline water that converter valve cooling system emits, and the salt for discharging water is dense
Degree is brought up between 2%-10%, subsequently into strong brine case；
Haline water after concentration passes through strong brine pump, is pumped to the multistage reinforcing natural evaporation device；
The multistage reinforcing natural evaporation device is continuously evaporated concentration to strong brine：Each reinforcing nature steams
Send out device and perform corresponding operating；I.e. evaporative recirculation pump is continuously circulated from the strong brine of evaporator body bottom, is pumped to evaporator
The flusher of bodies top；Flusher carries out sprinkling processing by strong brine and entered and then with the air inlet of evaporator body
Air carry out contact realize natural evaporation handle；Moisture in haline water constantly evaporates and gradually concentrated, when being concentrated to saliferous
Amount is discharged it into follow-up reinforcing natural evaporation crystallizer about in 20%-25%；
In natural evaporation crystallizer is strengthened, continue evaporation and reach supersaturation concentration and start to crystallize；Separation of solid and liquid simultaneously
Device implements grain of salt crystals to strong brine and does not crystallize concentrated salt solution to implement separation of solid and liquid, and by grain of salt crystals from described solid
Liquid/gas separator is separated, and will not be crystallized concentrated salt solution and be returned to the reinforcing natural evaporation again through solution refluxing opening
Crystallizer.
Compared with prior art, this have the advantage that：
A kind of converter valve cooling system draining zero-discharge treatment system and drainage processing method provided by the invention, analysis is originally
The primary structure for the converter valve cooling system draining zero-discharge treatment system that inventive embodiments provide is understood：
Above-mentioned converter valve cooling system draining zero-discharge treatment system is mainly by pre-processing system and multistage reinforcing nature
Evaporator, strengthen the structure such as natural evaporation crystallizer and solid-liquid separator, pipeline composition；Wherein, the pre-processing system is used
In to the primary concentration of haline water progress；The pre-processing system, the multistage reinforcing natural evaporation device and reinforcing are certainly
Right crystallizing evaporator and solid-liquid separator pass through more segment pipes successively sequential communication；
Wherein, mostly important structure is：Multistage the reinforcing natural evaporation device and reinforcing natural evaporation crystallizer；
The multistage multiple reinforcing natural evaporation devices strengthened natural evaporation device and include being sequentially communicated；Each reinforcing is certainly
Right evaporator include strong brine import, circulating line connection import and circulating line connection outlet, air inlet, evaporator body,
Evaporative recirculation pump；And it is additionally provided with flusher at the top of the evaporator body；The strong brine import is used to be passed through dense salt
Water；The evaporative recirculation pump is used to continuously circulate from the cooling water of evaporator body bottom, is pumped at the top of evaporator body
Flusher；The flusher enters for carrying out sprinkling processing by strong brine and then with the air inlet of evaporator body
Air carry out contact realize natural evaporation handle；
The reinforcing natural evaporation crystallizer includes strong brine import, circulating line connection import connects out with circulating line
Mouth, the solution outlet of grain of salt crystals, solution refluxing opening, air inlet, crystallizing evaporator body, evaporative recirculation pump；It is and described
Flusher is additionally provided with the top of crystallizing evaporator body；The evaporative recirculation pump is used for continuous circulate will be from crystallizing evaporator
The strong brine of body bottom portion, it is pumped to the flusher of crystallizing evaporator bodies top；The flusher is used to pass through dense salt
The air that water spray processing and then enter with the air inlet of crystallizing evaporator body carries out contact and realizes that natural evaporation is handled；
The solution outlet of the grain of salt crystals passes through pipeline and the inlet communication of the solid-liquid separator；And the solution refluxing opening
Pass through pipeline and the outlet of the solid-liquid separator；
The crystallisation cycle pump is arranged on the pipeline between the solution outlet and solid-liquid separator of the grain of salt crystals
On；The crystallisation cycle pump is used to the solution containing grain of salt crystals being pumped to the solid-liquid separator；
The solid-liquid separator is used to implement grain of salt crystals to strong brine and does not crystallize concentrated salt solution implementation solid-liquid point
From, and grain of salt crystals is separated from the solid-liquid separator, and will not crystallize concentrated salt solution and be returned again through solution
Head piece returns to the reinforcing natural evaporation crystallizer.
It will be apparent that traditional strong brine processing mode of the prior art is all undesirable；But the change of current provided by the invention
Valve cooling system draining zero-discharge treatment system, framework processing system again, by reasonably designing and being laid out；Using in this
The water quality characteristicses of water are discharged, implement quickly to circulate repeated crystallization processing using natural evaporation mode；Make the processing system simple,
Without supplementary energies such as steam, you can realize evaporation, and system run all right is reliable.
Converter valve cooling system draining zero-discharge treatment system and drainage processing method provided by the invention, using steaming naturally
The principle of hair, but have that floor space is small compared with the natural evaporation pool, the risk of pollution-free underground water.
Brief description of the drawings
, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical scheme of the prior art
The required accompanying drawing used is briefly described in embodiment or description of the prior art, it should be apparent that, in describing below
Accompanying drawing is some embodiments of the present invention, for those of ordinary skill in the art, before creative work is not paid
Put, other accompanying drawings can also be obtained according to these accompanying drawings.
Fig. 1 is that the main frame of converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention is illustrated
Figure；
Fig. 2 is the framework explanation signal of converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention
Figure；
Fig. 3 is that the concrete structure of converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention is illustrated
Figure；
Fig. 4 is that the reinforcing in converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention is steamed naturally
Send out the close-up schematic view of device；
Fig. 5 is that the reinforcing in converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention is steamed naturally
Send out the close-up schematic view of crystallizer；
Fig. 6 is the another form of of converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention
Main frame schematic diagram.
Label：A- pre-processing systems；1- high salt water tanks；2- high salt water pumps；3- concentrates pre-processing device；4- strong brines
Case；5- strong brine pumps；6- strengthens natural evaporation device；601- strong brine imports；602- circulating lines connect import；603- circulation pipes
Road connection outlet；604- evaporator bodies；7- evaporative recirculation pumps；8- strengthens natural evaporation crystallizer；801- strong brine imports；
802- circulating lines connect import；803- circulating line connection outlets；The solution outlet of 804- grain of salt crystals；805- solution
Refluxing opening；806- crystallizing evaporator bodies；9- crystallisation cycle pumps；10- solid-liquid separators；11- pipelines；12- heat exchangers.
Embodiment
Technical scheme is clearly and completely described below in conjunction with accompanying drawing, it is clear that described implementation
Example is part of the embodiment of the present invention, rather than whole embodiments.Based on the embodiment in the present invention, ordinary skill
The every other embodiment that personnel are obtained under the premise of creative work is not made, belongs to the scope of protection of the invention.
In the description of the invention, it is necessary to explanation, term " " center ", " on ", " under ", "left", "right", " vertical ",
The orientation or position relationship of the instruction such as " level ", " interior ", " outer " be based on orientation shown in the drawings or position relationship, merely to
Be easy to the description present invention and simplify description, rather than instruction or imply signified device or element must have specific orientation,
With specific azimuth configuration and operation, therefore it is not considered as limiting the invention.In addition, term " first ", " second ",
" the 3rd " is only used for describing purpose, and it is not intended that instruction or hint relative importance.
In the description of the invention, it is necessary to illustrate, unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or be integrally connected；Can
To be mechanical connection or electrical connection；Can be joined directly together, can also be indirectly connected by intermediary, Ke Yishi
The connection of two element internals.For the ordinary skill in the art, with concrete condition above-mentioned term can be understood at this
Concrete meaning in invention.
The present invention is described in further detail below by specific examples of the implementation and with reference to accompanying drawing.
Referring to Fig. 1, Fig. 2 and Fig. 3, a kind of converter valve cooling system draining zero discharge treatment provided in an embodiment of the present invention
System, including pre-processing system A and multistage reinforcing natural evaporation device 6, reinforcing natural evaporation crystallizer 8 and solid-liquid separator
10th, pipeline 11；
Wherein, the pre-processing system A is used to carry out primary concentration to draining；It is the pre-processing system A, more
The level reinforcing natural evaporation device 6 and strengthen natural evaporation crystallizer 8 and solid-liquid separator 10 by more segment pipes 11 successively
Sequential communication；
The multistage multiple reinforcing natural evaporation devices 6 strengthened natural evaporation device 6 and include being sequentially communicated；As indicated at 4, each
The reinforcing natural evaporation device 6 includes strong brine import 601, circulating line connection import 602 and circulating line connection outlet
603rd, air inlet, evaporator body 604, evaporative recirculation pump 7；And the top of the evaporator body 604 is additionally provided with sprinkling dress
Put；The strong brine import 601 is used to be passed through strong brine；Circulating line connect import 602 and circulating line connection outlet 603 it
Between by pipeline communication, is also set on the pipeline that the connection import 602 of its circulating line is led between circulating line connection outlet 603
It is equipped with heat exchanger 12；And the corresponding circulating line installed in the reinforcing natural evaporation device 6 of each evaporative recirculation pump 7 connects
Tap between mouth 602 and circulating line connection outlet 603 on pipeline；The evaporative recirculation pump 7 is used for continuous circulate will be from evaporation
The strong brine of the bottom of device body 604, it is pumped to the flusher at the top of evaporator body 604；The flusher is used to pass through
The air that strong brine spray processing and then enter with the air inlet of evaporator body 604 carries out contact and realized at natural evaporation
Reason；
The reinforcing natural evaporation crystallizer 8 connects with the reinforcing natural evaporation device 6 of afterbody；It is and each described
Strengthen the one crystallisation cycle pump 9 of supporting installation of natural evaporation crystallizer 8；
As shown in figure 5, the reinforcing natural evaporation crystallizer 8 includes strong brine import 801, circulating line connection import
802 and circulating line connection outlet 803, the solution outlet 804 of grain of salt crystals, solution refluxing opening 805, air inlet, evaporation
Crystallizer body 806, evaporative recirculation pump 7；And the top of the crystallizing evaporator body 806 is additionally provided with flusher；It is described
Strong brine import 801 is used to be passed through strong brine；The circulating line connection import strengthened on natural evaporation crystallizer 8
Pass through pipeline communication between 802 and the circulating line connection outlet 803；And the corresponding installation of each evaporative recirculation pump 7
The pipeline between the circulating line connection import 602 of the reinforcing natural evaporation crystallizer 8 and circulating line connection outlet 603
On；The evaporative recirculation pump 7 is used to continuously circulate from the strong brine of the bottom of crystallizing evaporator body 806, is pumped to evaporation knot
The flusher at the brilliant top of device body 806；The flusher is used to spray processing by strong brine and then with evaporating knot
The air that the air inlet of brilliant device body 806 enters carries out contact and realizes that natural evaporation is handled；The solution row of the grain of salt crystals
Outlet 804 passes through pipeline and the inlet communication of the solid-liquid separator 10；And the solution refluxing opening 805 by pipeline with it is described
The outlet of solid-liquid separator 10；
The crystallisation cycle pump 9 is arranged between the solution outlet 804 of the grain of salt crystals and solid-liquid separator 10
Pipeline on；The crystallisation cycle pump 9 is used to the solution containing grain of salt crystals being pumped to the solid-liquid separator 10；
The solid-liquid separator 10 is used to implement grain of salt crystals to strong brine and does not crystallize concentrated salt solution implementation solid-liquid
Separation, and grain of salt crystals is separated from the solid-liquid separator 10, and concentrated salt solution will not be crystallized again through molten
Liquid refluxing opening 805 returns to the reinforcing natural evaporation crystallizer 8.
The primary structure for analyzing converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention is understood：
Above-mentioned converter valve cooling system draining zero-discharge treatment system is mainly by pre-processing system A and multistage reinforcing nature
Evaporator 6, strengthen the structures such as natural evaporation crystallizer 8 and solid-liquid separator 10, pipeline 11 composition；Wherein, the preposition processing
System A is used to carry out primary concentration to cooling water；The pre-processing system A, the multistage reinforcing natural evaporation device 6 with
And reinforcing natural evaporation crystallizer 8 and solid-liquid separator 10 pass through more segment pipes 11 successively sequential communication；Wherein, it is mostly important
Structure is：Multistage the reinforcing natural evaporation device 6 and reinforcing natural evaporation crystallizer 8；
The multistage multiple reinforcing natural evaporation devices 6 strengthened natural evaporation device 6 and include being sequentially communicated；Each reinforcing
Natural evaporation device 6 include strong brine import 601, circulating line connection import 602 and circulating line connection outlet 603, air inlet,
Evaporator body 604, evaporative recirculation pump 7；And the top of the evaporator body 604 is additionally provided with flusher；The dense salt
Water inlet 601 is used to be passed through cooling water；The evaporative recirculation pump 7 is used to continuously circulate from the cold of the bottom of evaporator body 604
But water, it is pumped to the flusher at the top of evaporator body 604；The flusher is used to carry out sprinkling processing by cooling water
And then the air entered with the air inlet of evaporator body 604 carries out contact and realizes that natural evaporation is handled；
The reinforcing natural evaporation crystallizer 8 includes strong brine import 801, circulating line connection import 802 and circulation pipe
Road connection outlet 803, the solution outlet 804 of grain of salt crystals, solution refluxing opening 805, air inlet, crystallizing evaporator body
806th, evaporative recirculation pump 7；And the top of the crystallizing evaporator body 806 is additionally provided with flusher；The evaporative recirculation pump 7
For continuously circulating from the cooling water of the bottom of crystallizing evaporator body 806, the spray at the top of crystallizing evaporator body 806 is pumped to
Spill device；The flusher is used to spray processing by cooling water and then the air inlet with crystallizing evaporator body 806
The air of entrance carries out contact and realizes that natural evaporation is handled；The solution outlet 804 of the grain of salt crystals passes through pipeline and institute
State the inlet communication of solid-liquid separator 10；And the solution refluxing opening 805 passes through the outlet of pipeline and the solid-liquid separator 10
Connection；The reinforcing natural evaporation crystallizer 8 is one or more.
The crystallisation cycle pump 9 is arranged between the solution outlet 804 of the grain of salt crystals and solid-liquid separator 10
Pipeline on；The crystallisation cycle pump 9 is used to the solution containing grain of salt crystals being pumped to the solid-liquid separator 10；
The solid-liquid separator 10 is used to implement grain of salt crystals to cooling water and does not crystallize aqueous cooling solution implementation solid-liquid
Separation, and grain of salt crystals is separated from the solid-liquid separator 10, and aqueous cooling solution will not be crystallized again through molten
Liquid refluxing opening 805 returns to the reinforcing natural evaporation crystallizer 8.
It will be apparent that traditional cold water process mode of the prior art is all undesirable；But the change of current provided by the invention
Valve cooling system draining zero-discharge treatment system, framework processing system again, by reasonably designing and being laid out；Multistage is strengthened
Natural evaporation device 6 include be sequentially communicated multiple reinforcing natural evaporation devices 6 (such as；Fig. 1 is the reinforcing natural evaporation device 6 of one-level；
But Fig. 6 illustrates the reinforcing natural evaporation device 6 of two-stage, the embodiment of the present invention strengthens the tool of natural evaporation device 6 for the multistage
Body quantity does not limit, and the system processing power is stronger)；Using the water quality characteristicses that water is discharged in this, evaporated using wind-engaging naturally
Mode is implemented quickly to circulate repeated crystallization processing；Make the processing system simple, without supplementary energies such as steam, you can to realize and steam
Hair, and system run all right is reliable.
Converter valve cooling system draining zero-discharge treatment system and drainage processing method provided by the invention, using steaming naturally
The principle of hair, but have that floor space is small compared with the natural evaporation pool, the risk of pollution-free underground water.
Below to the concrete structure of converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention with
And particular technique effect is done and described in detail：
Preferably, can embodiment as one kind；The pre-processing system A includes concentration pre-processing device 3；It is described dense
The pre-processing device 3 that contracts is used to carry out primary concentration pretreatment operation to draining (i.e. the abbreviation of converter valve cooling system discharge).
It should be noted that in the converter valve cooling system draining zero-discharge treatment system structure of the present invention, concentration is pre-
Processing equipment 3 can use combination filtering+reverse osmosis technology, can also select positive infiltration technology, the technological means of various concentrations
Application can be obtained herein.
Preferably, can embodiment as one kind；The pre-processing system A includes high salt water tank 1, high salt water pump successively
2nd, pre-processing device 3 and strong brine case 4 are concentrated；
Connected between the high salt water tank 1 and the concentration pre-processing device 3 by a segment pipe；And the pre- place of concentration
Reason equipment 3 is also connected by a segment pipe with the strong brine case 4；The high salt water pump 2 is arranged on the high salt water tank 1 and institute
State on the pipeline between concentration pre-processing device 3；
Wherein, the high salt water tank 1 is used to hold the haline water that converter valve cooling system processing system emits；It is described
Pre-processing device 3 is concentrated with then concentration is carried out to the haline water of discharge, to improve the concentration of salt in water, so as to haline water
Further turn into strong brine；The strong brine case 4 is used to hold the strong brine by concentration；
And the strong brine case 4 with strengthen described in the multistage first order strengthened in natural evaporation device natural evaporation device it
Between pass through a segment pipe connect.
It should be noted that in converter valve cooling system draining zero-discharge treatment system provided in an embodiment of the present invention；
The high salt water tank 1 and important equipment；The high salt water tank 1 is used to hold what converter valve cooling system processing system emitted
Haline water；The concentration pre-processing device 3 to the haline water of discharge with then carrying out concentration, to improve the dense of salt in water
Degree, so as to which haline water further turns into strong brine；The strong brine case 4 is used to hold the strong brine by concentration；Wherein,
The concentration pre-processing device 3 is to carry out concentration to the haline water of discharge, to improve the concentration of salt in water, in the mistake of concentration
Cheng Zhong, in order to meet a variety of pretreatment systems such as the technological requirement of concentration process, built-in pH value regulation, softening, by pretreatment
Haline water afterwards is concentrated by film concentration systems, to improve the concentration of salt in water, so as to which haline water further turns into dense salt
Water.So, the salinity of pending haline water is significantly improved by concentrating pre-processing device 3, and then is follow-up knot
Crystalline substance processing realizes the concentration conditions of solution saturated crystallization.
Preferably, can embodiment as one kind；The converter valve cooling system draining zero-discharge treatment system also includes
Strong brine pump 5；
Wherein, the strong brine pump 5 is arranged between reinforcing natural evaporation device described in the strong brine case 4 and the first order
On one segment pipe；The strong brine pump 5 is used for the concentration salt solution that will be exported after concentration and from the strong brine case, pump
Deliver to and strengthen described in the first order at natural evaporation device.
It should be noted that strong brine pump 5 is used for the concentration salt solution that will be exported after concentration and from strong brine case
It is pumped to described in the first order and strengthens at natural evaporation device 6；Strong brine pump 5 is mainly conveying effect, and it can ensure the cold of concentration
But water smoothly enters in follow-up reinforcing natural evaporation device 6.
Preferably, can embodiment as one kind；The air inlet strengthened on natural evaporation device 6 is arranged on the evaporation
The bottom of device body 604.The air inlet strengthened on natural evaporation crystallizer 8 is arranged on the crystallizing evaporator body 806
Middle and lower part.
It should be noted that it will be apparent that in the present invention is implemented, the position relationship design of each air inlet is also with original
Part；Air inlet is arranged on evaporator body 604, the bottom of crystallizing evaporator body 806, and main function is coordinated at the top of it
Spray equipment；Ensure that the cooling water that spray equipment sprays fully is contacted with the air that air inlet is passed through, realize efficient
Evaporation.
Preferably, can embodiment as one kind；As shown in figure 4, the circulating line connection for strengthening natural evaporation device 6
Heat exchanger 12 is additionally provided with pipeline between import 602 and circulating line connection outlet 603；And the reinforcing natural evaporation knot
Heat exchanger 12 is also equipped with pipeline between the circulating line connection import 802 of brilliant device 8 and circulating line connection outlet 803；
The heat exchanger 12 is used to heat the strong brine of circulation.
It should be noted that in the present invention, strong brine (or waste water) can be without heating, but can also use and add
The mode of heat, to improve the evaporation efficiency of system.The thermal source of waste water heating can be used as heat by the use of the recirculated cooling water of converter valve
Source, introduce heat exchanger 12；Solar energy can also be used, using solar energy heating water, solar water is introduced into heat exchanger to useless
Water is heated, and the water after heating returns solar energy and continues to heat, and circulates successively repeatedly；It can also be heated by setting
Water tank, then the water of heating is delivered into heat exchanger with pump and exchanged heat with waste water, move in circles successively.
Meanwhile waste water heating preferably uses heat exchanger to carry out indirectly heat, heat exchanger preferably selects plate type heat exchanger, but unlimited
In plate type heat exchanger, shell and tube exchanger or spiral tube exchanger can be selected, it is unrelated with the form of heat exchanger.
Preferably, can embodiment as one kind；In the structure of reinforcing natural evaporation device 6；The evaporator body
604 inside is additionally provided with blower fan；The blower fan on the evaporator body 604 is used to increase the sky entered inside evaporator
Gas.
Preferably, can embodiment as one kind；In the structure of reinforcing natural evaporation crystallizer 8；The evaporation knot
The inside of brilliant device body 806 is additionally provided with blower fan；The blower fan on the crystallizing evaporator body 806, which is used to increase to enter, to be steamed
Send out the air capacity of crystallizer body interior.
It should be noted that strengthening the power resources of air circulation in natural evaporation device and crystallizer in the drive of blower fan
It is dynamic, either axial fan, or centrifugal fan unrelated with the form of blower fan, or other any type of blower fans are at this
Within invention scope.Above-mentioned blower fan preferably selects that air output is big, the adjustable blower fan of air output.Evaporator can use no-arbitrary pricing shape
Formula, can also use has form of bio-carrier, has filler to increase air and the surface area of water contact.
Correspondingly, present invention also offers a kind of drainage processing method, by using converter valve cooling system draining zero-emission
Put the draining zero discharge treatment that processing system implements converter valve cooling system, including following operating procedure：
Concentration pre-processing device 3 concentrates to cooling water, between the salinity for discharging water is brought up into 2-20%, then
Into strong brine case 4；
Haline water after concentration, the multistage reinforcing natural evaporation device 6 is pumped to by strong brine pump 5；
The multistage reinforcing natural evaporation device 6 is continuously evaporated concentration to strong brine：Each reinforcing nature
Evaporator 6 performs corresponding operating；I.e. evaporative recirculation pump 7 is continuously circulated from the strong brine of the bottom of evaporator body 604, is pumped to
The flusher at the top of evaporator body 604；Flusher by strong brine carry out spray processing and then with evaporator body 604
Air inlet enter air carry out contact realize natural evaporation handle；Moisture in haline water constantly evaporates and gradually concentrated,
When being concentrated to salt content about in 20%-25%, discharge it into follow-up reinforcing natural evaporation crystallizer 8；
In natural evaporation crystallizer 8 is strengthened, continue evaporation and reach supersaturation concentration and start to crystallize；Separation of solid and liquid simultaneously
Device 10 implements grain of salt crystals to strong brine and does not crystallize concentrated salt solution to implement separation of solid and liquid, and by grain of salt crystals from described
Solid-liquid separator 10 is separated, and will not be crystallized concentrated salt solution and be returned to the reinforcing again through solution refluxing opening 805
Natural evaporation crystallizer 8.
It should be noted that the haline water that converter valve cooling system processing system emits, first passes around the pre- place of concentration
Reason equipment 3 is concentrated, between the salinity for discharging water is brought up into 2-10%, subsequently into strong brine case 4.Concentration pretreatment
Equipment 3 is to carry out concentration to the haline water of discharge, to improve the concentration of salt in water, during concentration, in order to meet
A variety of pretreatment systems such as the technological requirement of concentration process, built-in pH value regulation, softening, pass through by pretreated haline water
Film concentration systems are concentrated, to improve the concentration of salt in water, so as to which haline water further turns into strong brine.High salt after concentration
Water, be pumped to by strong brine pump 5 and strengthen natural evaporation device 6, following cycle pump be repeatedly lifted up circulated sprinkling during, it is high
Moisture in salt solution constantly evaporates and gradually concentrated, and when being concentrated to salt content about in 20%-25%, discharges it into follow-up strong
Change in natural evaporation crystallizer 8；
In natural evaporation crystallizer 8 is strengthened, continue evaporation and reach supersaturation concentration and start to crystallize, contain crystal salt
The solution of grain delivers to solid-liquid separator 10 by crystallisation cycle pump 9, and grain of salt crystals is separated in solid-liquid separator 10,
Solution then comes back to reinforcing natural evaporation crystallizer 8 by pipeline and re-starts evaporation.
Above-mentioned processing system is to utilize environment hot, dry, and the evaporative medium pollutant is simple (with salt
Based on), and water is smaller, reclaims the features such as water purification has little significance, a set of reinforcing natural evaporation crystal system specially designed.
So-called reinforcing natural evaporation crystallizer 8, refers to make the condition of natural evaporation be strengthened in device interior, in device
It is internal haline water is dispersed into countless droplets by spray equipment, so that the contact area of air and water is infinitely amplified,
By the blower fan inside device, introduce air into equipment and contacted with water, obtain the vapor that water evaporation is formed
Afterwards, and equipment is sent out into air.Unevaporated moisture is down to device bottom captation, then is pumped by outer loop
To equipment top spray device, such continuous iterative cycles, so that haline water constantly evaporates and concentrated, until reaching the mistake of salt
Saturated concentration, and crystallization is realized, the salt of crystallization is removed by solid-liquid separation system from system, so as to realize thoroughly dividing for salt solution
From.
Because with the raising of salinity, evaporation efficiency can be reduced gradually, in order to improve evaporation efficiency, can set multistage
Evaporator, make the salinity of each evaporator within limits.Such as two level or three-level can be set, or level Four evaporation
Device, by taking three-level as an example, salinity can be concentrated into 10-15% by the first order, and salinity is concentrated into 15-20% by the second level, and the 3rd
Level improves salinity to 20-25%, and the salting liquid of 25% concentration, which can enter, strengthens natural evaporation crystallizer, realizes salt knot
It is brilliant.The processing system is reinforcing natural evaporation, therefore without extra supplementary energy, such as steam.Simple system strong applicability, can
To be used in any non-frost region.
Converter valve cooling system draining zero-discharge treatment system and drainage processing method provided in an embodiment of the present invention have
The technical advantage of following aspect：
First, converter valve cooling system draining zero-discharge treatment system and drainage processing method provided in an embodiment of the present invention,
Wherein the converter valve cooling system draining zero-discharge treatment system mainly by pre-processing system and it is multistage strengthen natural evaporation device,
Strengthen the structure divisions such as the structure such as natural evaporation crystallizer and solid-liquid separator, pipeline composition to form, wherein, pre-processing system
Strengthen natural evaporation device with multistage, strengthen natural evaporation crystallizer and solid-liquid separator, pipeline, above-mentioned each device part has
There is a special structure design, and connect, be laid out etc. all to have between concrete structure device and cleverly designing；Therefore, the present invention is real
The converter valve cooling system draining zero-discharge treatment system and drainage processing method of example offer, its more reasonable, system of design are provided
Framework is more novel, function is more perfect.
2nd, converter valve cooling system draining zero-discharge treatment system and drainage processing method provided in an embodiment of the present invention,
It uses nature wind-engaging evaporation mode to implement quickly circulation repeated crystallization processing；For this strand of waste water caused by converter valve (i.e.
Cooling water) handled, and it is finally reached the target of zero-emission.
3rd, converter valve cooling system draining zero-discharge treatment system and drainage processing method provided in an embodiment of the present invention,
It can carry out efficient crystallization treatment to cooling water, and finally realize separation of solid and liquid, and crystalline texture is exported, avoided cold
But the discharge of water；Natural evaporation mode is novel, and treatment effeciency is high, while also reduces the energy consumption of the equipment of machine system.
4th, converter valve cooling system draining zero-discharge treatment system and drainage processing method provided in an embodiment of the present invention,
The processing system is simple, without supplementary energies such as steam, you can realizes evaporation, and system run all right is reliable.
Many significant technical advantages, converter valve cooling system draining zero discharge treatment system provided by the invention based on more than
System and drainage processing method, will bring good market prospects and economic benefit.
Finally it should be noted that：Various embodiments above is merely illustrative of the technical solution of the present invention, rather than its limitations；To the greatest extent
The present invention is described in detail with reference to foregoing embodiments for pipe, it will be understood by those within the art that：Its according to
The technical scheme described in foregoing embodiments can so be modified, either which part or all technical characteristic are entered
Row equivalent substitution；And these modifications or replacement, the essence of appropriate technical solution is departed from various embodiments of the present invention technology
The scope of scheme.
Claims (10)
1. a kind of converter valve cooling system draining zero-discharge treatment system, it is characterised in that including pre-processing system and multistage
Strengthen natural evaporation device, strengthen natural evaporation crystallizer and solid-liquid separator, pipeline；
Wherein, the pre-processing system is used to carry out primary concentration to draining；Described in the pre-processing system, multistage
Strengthen natural evaporation device and reinforcing natural evaporation crystallizer and solid-liquid separator passes through more segment pipes successively sequential communication；
The multistage multiple reinforcing natural evaporation devices strengthened natural evaporation device and include being sequentially communicated；Each reinforcing nature steams
Sending out device includes strong brine import, circulating line connection import and circulating line connection outlet, air inlet, evaporator body, evaporation
Circulating pump；And it is additionally provided with flusher at the top of the evaporator body；The strong brine import is used to be passed through strong brine；Follow
Endless tube road connects passes through pipeline communication between import and circulating line connection outlet；And the corresponding peace of each evaporative recirculation pump
Between the circulating line connection import of the reinforcing natural evaporation device and circulating line connection outlet on pipeline；The evaporation
Circulating pump is used to continuously circulate from the strong brine of evaporator body bottom, the flusher being pumped at the top of evaporator body；
The flusher is used to carry out spraying processing by strong brine carrying out and then the air entered with the air inlet of evaporator body
Contact realizes that natural evaporation is handled；
The reinforcing natural evaporation crystallizer connects with the reinforcing natural evaporation device of afterbody；And each reinforcing is certainly
Right crystallizing evaporator one crystallisation cycle pump of supporting installation；
The reinforcing natural evaporation crystallizer include strong brine import, circulating line connection import and circulating line connection outlet,
Solution outlet, solution refluxing opening, air inlet, crystallizing evaporator body, the evaporative recirculation pump of grain of salt crystals；And the evaporation
Flusher is additionally provided with the top of crystallizer body；The strong brine import is used to be passed through strong brine；The reinforcing nature steams
Pass through pipeline communication between circulating line connection import and the circulating line connection outlet on hair crystallizer；It is and each
The corresponding circulating line connection import and circulating line installed in the reinforcing natural evaporation crystallizer of the evaporative recirculation pump
Between connection outlet on pipeline；The evaporative recirculation pump is used to continuously circulating by from the strong brine of crystallizing evaporator body bottom portion,
It is pumped to the flusher of crystallizing evaporator bodies top；The flusher be used for by strong brine carry out sprinkling processing and then
The air entered with the air inlet of crystallizing evaporator body carries out contact and realizes that natural evaporation is handled；The grain of salt crystals it is molten
Liquid outlet passes through pipeline and the inlet communication of the solid-liquid separator；And the solution refluxing opening passes through pipeline and the solid-liquid
The outlet of separator；
The crystallisation cycle pump is arranged on the pipeline between the solution outlet and solid-liquid separator of the grain of salt crystals；Institute
Crystallisation cycle pump is stated to be used to the solution containing grain of salt crystals being pumped to the solid-liquid separator；
The solid-liquid separator is used to implement grain of salt crystals to strong brine and does not crystallize concentrated salt solution implementation separation of solid and liquid, and
Grain of salt crystals is separated from the solid-liquid separator, and will not crystallize concentrated salt solution and be sent again through solution refluxing opening
It is back to the reinforcing natural evaporation crystallizer.
2. converter valve cooling system draining zero-discharge treatment system as claimed in claim 1, it is characterised in that
The pre-processing system includes concentration pre-processing device；The concentration pre-processing device is used for primary to draining progress dense
Contracting pretreatment operation.
3. converter valve cooling system draining zero-discharge treatment system as claimed in claim 2, it is characterised in that
The pre-processing system includes high salt water tank, high salt water pump, concentration pre-processing device and strong brine case successively；
Connected between the high salt water tank and the concentration pre-processing device by a segment pipe；And the concentration pre-processing device
Also connected by a segment pipe with the strong brine case；The high salt water pump is arranged on the high salt water tank and the pre- place of the concentration
Manage on the pipeline between equipment；
Wherein, the high salt water tank is used to hold the haline water that converter valve cooling system processing system emits；The concentration
Pre-processing device to the haline water of discharge with then concentration is carried out, to improve the concentration of salt in water, so as to which haline water enters one
Step turns into strong brine；The strong brine case is used to hold the strong brine by concentration；
And lead between reinforcing natural evaporation device described in the strong brine case and the multistage first order strengthened in natural evaporation device
Cross segment pipe connection.
4. converter valve cooling system draining zero-discharge treatment system as claimed in claim 3, it is characterised in that
The converter valve cooling system draining zero-discharge treatment system also includes strong brine pump；
Wherein, the strong brine pump is arranged on the one section of pipe strengthened described in the strong brine case and the first order between natural evaporation device
On road；The strong brine pump is used to that the will to be pumped to after concentration and from the concentration salt solution of strong brine case output
Strengthen described in one-level at natural evaporation device.
5. converter valve cooling system draining zero-discharge treatment system as claimed in claim 4, it is characterised in that
The air inlet strengthened on natural evaporation device is arranged on the bottom of the evaporator body.
6. converter valve cooling system draining zero-discharge treatment system as claimed in claim 4, it is characterised in that
The air inlet strengthened on natural evaporation crystallizer is arranged on the middle and lower part of the crystallizing evaporator body.
7. converter valve cooling system draining zero-discharge treatment system as claimed in claim 4, it is characterised in that
Also set up on pipeline between the circulating line connection import for strengthening natural evaporation device and circulating line connection outlet
There is heat exchanger；And the pipe between the circulating line connection import for strengthening natural evaporation crystallizer and circulating line connection outlet
Heat exchanger is also equipped with road；The heat exchanger is used to heat the strong brine of circulation.
8. converter valve cooling system draining zero-discharge treatment system as claimed in claim 4, it is characterised in that
In the reinforcing natural evaporation device structure；The inside of the evaporator body is additionally provided with blower fan；The evaporator sheet
The blower fan on body is used to increase the air entered inside evaporator.
9. converter valve cooling system draining zero-discharge treatment system as claimed in claim 4, it is characterised in that
In the reinforcing natural evaporation mold structure；The inside of the crystallizing evaporator body is additionally provided with blower fan；It is described
The blower fan on crystallizing evaporator body is used to increase the air capacity into crystallizing evaporator body interior.
10. a kind of drainage processing method, it is characterised in that by using the above-mentioned converter valve as described in claim any one of 4-9
Cooling system draining zero-discharge treatment system implements the draining zero discharge treatment of converter valve cooling system, including following operation step
Suddenly：
Concentration pre-processing device is concentrated to the haline water that converter valve cooling system emits, and the salinity for discharging water is carried
It is high between 2%-10%, subsequently into strong brine case；
Haline water after concentration passes through strong brine pump, is pumped to the multistage reinforcing natural evaporation device；
The multistage reinforcing natural evaporation device is continuously evaporated concentration to strong brine：Each reinforcing natural evaporation device
Perform corresponding operating；I.e. evaporative recirculation pump is continuously circulated from the strong brine of evaporator body bottom, is pumped to evaporator body
The flusher at top；Flusher spray processing and then the sky entered with the air inlet of evaporator body by strong brine
Gas carries out contact and realizes that natural evaporation is handled；Moisture in haline water constantly evaporates and gradually concentrated, when being concentrated to salt content about
In 20%-25%, discharge it into follow-up reinforcing natural evaporation crystallizer；
In natural evaporation crystallizer is strengthened, continue evaporation and reach supersaturation concentration and start to crystallize；Solid-liquid separator pair simultaneously
Strong brine implements grain of salt crystals and does not crystallize concentrated salt solution implementation separation of solid and liquid, and grain of salt crystals is divided from the solid-liquid
Separated from device, and will not crystallize concentrated salt solution and return to the reinforcing natural evaporation crystallization again through solution refluxing opening
Device.
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| 李万才: "《生物分离技术》", 中国轻工业出版社, pages: 83 * |
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