CN209522605U - A kind of evaporation and crystallization system of the high organic matter sewage of high saliferous - Google Patents
A kind of evaporation and crystallization system of the high organic matter sewage of high saliferous Download PDFInfo
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- CN209522605U CN209522605U CN201822043413.4U CN201822043413U CN209522605U CN 209522605 U CN209522605 U CN 209522605U CN 201822043413 U CN201822043413 U CN 201822043413U CN 209522605 U CN209522605 U CN 209522605U
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Abstract
A kind of high organic matter sewage evaporation crystal system of high saliferous, the sodium sulphate one including being sequentially communicated imitates evaporation technology unit, sodium sulphate two imitates evaporation technology unit, mixed salt evaporative crystallization technique unit, sodium sulphate drying crystalline technique unit, carnallite double-effect evaporation technique unit and carnallite drying process unit；It includes head tank that sodium sulphate one, which imitates evaporation technology unit, head tank heats room through the first sodium sulphate one effect and is connected with the effect of sodium sulphate one separation chamber, and the effect separation chamber's associated outlet of sodium sulphate one heats room through the second sodium sulphate one effect, the effect axial-flow pump of sodium sulphate one heats room with the first sodium sulphate one effect and is connected；First sodium sulphate one effect heating room is connected with the steam (vapor) outlet that the second sodium sulphate one imitates heating room with the raw steam drainer of sodium sulphate.The system run all right of the utility model, secondary air cooling condensate water quality is good, sulfate crystal salt amount is more, carnallite amount is few, sulfate crystal salt quality is high, realizes sewage recycling utilization, saves enterprise's production cost, protects local natural environment.
Description
Technical field
The utility model belongs to water zero discharge with high salt and resource utilization field more particularly to a kind of high organic matter of high saliferous
The evaporation and crystallization system of sewage.
Background technique
Central/western China water resources shortage to the north of China's Qinling Dabie Mountain, to the west of Taihang Mountain, middle part Jin, Shaanxi and Inner Mongolia are peaceful
Water resource accounts for 0.35%, 1.56%, 1.72% and the 0.03% of national gross amount of water resources respectively, even Xinjiang vast in territory
Area, the water resource possessed also only account for the 3.1% of national gross amount of water resources.At the same time, northwest China portion average year
Rainfall is 234 mm or so, and evaporation capacity is up to 1000~2600mm, and degree of drought is serious on the contrary.Therefore, northwest China
The production and living sewage of chemical company, coal enterprise, the steel-making enterprise in portion etc. is required to reuse after processing, accomplishes production and living dirt
Water zero discharge.
Currently, production and living sewage zero-discharge has been accomplished by many chemical companies, northwest China portion and coal enterprise.Big portion
Dividing technique of zero discharge is that production and living sewage passes through multiple reverse osmosis treatment, produces water reuse, concentrated water does carnallite drying and other treatment.This zero
Discharge technology could not only make full use of the inorganic salts in production and living sewage, also add fixed-end forces amount, result in enterprise
The operating cost of industry rises.In order to solve this problem, numerous enterprises from carnallite drying and other treatment technique switch to recycling in recent years
Using technique, the crystal salts such as sodium chloride, sodium sulphate is obtained by evaporative crystallization, minimizing processing is carried out to solid waste.
A critical issue is exactly the high organic matter in haline water in resource utilization process.High organic matter in haline water
It can be come out with crystal salt together evaporative crystallization, to influence the purity and coloration of crystal salt, also will affect heat exchange equipment and do
The heat exchange efficiency of dry equipment.Currently, Organic substance in water main process with high salt is advanced catalytic oxidation method, which passes through production
There is the hydroxyl radical free radical of strong oxidizing property to aoxidize the organic matter in water for life.But advanced catalytic oxidation method is more to big point
Sub- organic matter carries out chain rupture and eliminates luminophore, to the thorough mineralising of small molecule.Therefore, high organic matter water with high salt is recycling benefit
One problem.
Utility model content
In view of existing high organic matter water process with high salt there are the problem of, high contain the purpose of this utility model is to provide a kind of
The high organic matter sewage evaporation crystal system of salt, it is undesirable to overcome high organic matter degradation effect in haline water, crystal salt jaundice, pure
Degree not enough, takes up a large area, invests the high problem of operating cost.
To achieve the above object, the utility model adopts the following technical solution to realize:
A kind of evaporation and crystallization system of the high organic matter sewage of high saliferous, the sodium sulphate one including being sequentially communicated imitate evaporation technology
Unit, sodium sulphate two imitate evaporation technology unit, mixed salt evaporative crystallization technique unit, sodium sulphate drying crystalline technique unit, carnallite
Double-effect evaporation technique unit and carnallite drying process unit；
Wherein, it includes head tank, raw material pump, the effect of sodium sulphate one separation chamber, the first sulphur that sodium sulphate one, which imitates evaporation technology unit,
The sour effect of sodium one heating room, the second sodium sulphate one effect heating room, sodium sulphate one imitates axial-flow pump, sodium sulphate one imitates compensator, sodium sulphate
Raw steam drainer and the raw steam condensate (SC) pump of sodium sulphate；The head tank is divided into two-way after raw material pumps, all the way and through
Two sodium sulphate one effect heating room, sodium sulphate one imitate axial-flow pump and are connected with the effect of sodium sulphate one separation chamber, and sodium sulphate one imitates separation chamber's phase
It connects mouth and is connected through the first sodium sulphate one effect heating room, the effect axial-flow pump of sodium sulphate one with the second sodium sulphate one effect heating room；In addition
Sodium sulphate two is entered directly into all the way imitates evaporation technology unit；First sodium sulphate one effect heating room and the second sodium sulphate one effect heat
The steam (vapor) outlet of room imitates compensator through sodium sulphate one and is connected with the raw steam drainer of sodium sulphate, the raw steam drainer outlet of sodium sulphate
It is connected with the raw steam condensate (SC) pump of sodium sulphate.
The utility model, which further improves, to be, it includes: the effect separation of sodium sulphate two that sodium sulphate two, which imitates evaporation technology unit,
Room, the first sodium sulphate two effect heating room, the second sodium sulphate two effect heating room, sodium sulphate two imitate axial-flow pump, sodium sulphate inter cooler, sulphur
The secondary gas condensate water pot of sour sodium, sodium sulphate vacuum pump, heat exchanger and the first moisture trap；Wherein, the effect of sodium sulphate two separation
Heating room is imitated through the first sodium sulphate two in room outlet, sodium sulphate two imitates axial-flow pump, the second sodium sulphate two imitates heating room and sodium sulphate two
Separation chamber's exit and entry is imitated to be connected；First sodium sulphate two effect heating room and the second sodium sulphate two effect heating room steam (vapor) outlet and sulfuric acid
The secondary gas condensate water pot of sodium be connected, the secondary gas condensate water pot of sodium sulphate through sodium sulphate inter cooler, sodium sulphate vacuum pump, heat exchanger with
First moisture trap is connected.
The utility model, which further improves, to be, the secondary gas condensate water pot of sodium sulphate is also connected with the secondary air cooling of sodium sulphate
Condensate pump.The utility model, which further improves, to be, mixed salt evaporative crystallization technique unit includes: mixed salt Crystallization Separation room, mixes
Salt heats room, mixed salt axial-flow pump, mixed salt crystallization discharging pump, mixed salt crystallization cyclone and surge tank；Wherein, mixed salt Crystallization Separation
Room outlet successively with mixed salt axial-flow pump, mixed salt heating chamber inlet is connected, mixed salt heating chamber outlet is divided into two-way, all the way with mixed salt knot
Crystalline substance separation chamber inlet is connected, and another way is connected through mixed salt crystallization discharging pump and mixed salt crystallization cyclone, mixed salt crystallization cyclone and
Surge tank is connected.
The utility model, which further improves, to be, mixed salt Crystallization Separation room top exit is also connected with mixed salt inter cooler.
The utility model, which further improves, to be, sodium sulphate drying crystalline technique unit includes: sodium sulphate discharging pump, sulphur
Sour sodium cyclone, sodium sulphate thickener, sodium sulphate centrifugal dehydrator, sodium sulphate screw feeder, sodium sulphate hot air blower, sulphur
Sour Sodium vapour heater, sodium sulphate drying equipment, sodium sulphate cyclone dust collectors, sodium sulphate screw feeder, sodium sulphate belt are removed
Dirt device, sodium sulphate spiral bag filter and sodium sulphate feed bin；Wherein, sodium sulphate cyclone is connected with sodium sulphate thickener,
Sodium sulphate thickener is connected through sodium sulphate centrifugal dehydrator with sodium sulphate screw feeder, sodium sulphate screw feeder and sodium sulphate
Drying equipment is connected, and sodium sulphate drying equipment is connected with sodium sulphate cyclone dust collectors, sodium sulphate cyclone dust collectors bottom and sulfuric acid
Sodium screw feeder is connected, and is connected at the top of sodium sulphate cyclone dust collectors with sodium sulphate belt deduster, sodium sulphate belt deduster
Be connected with sodium sulphate spiral bag filter, sodium sulphate spiral bag filter and sodium sulphate screw feeder with sodium sulphate material
Storehouse is connected.
The utility model, which further improves, to be, is also connected with sodium sulphate air-introduced machine at the top of sodium sulphate cyclone dust collectors；
Sodium sulphate screw feeder is mentioned through sodium sulphate bucket to be connected with sodium sulphate feed bin.
The utility model, which further improves, to be, carnallite double-effect evaporation technique unit includes: carnallite head tank, on carnallite
Material pump, carnallite one imitate separation chamber, the effect of carnallite one heats room, carnallite one imitates axial-flow pump, carnallite two imitates separation chamber, the effect heating of carnallite two
Room and carnallite two imitate axial-flow pump；Wherein, carnallite head tank is divided into two-way after carnallite feeding pump, separates all the way with the effect of carnallite one
Chamber inlet is connected, and another way and carnallite two effect separate chamber inlet and is connected, carnallite one imitate separation chamber outlet through the effect of carnallite one axial-flow pump,
Effect heating room and carnallite one effect of carnallite one separates chamber inlet and is connected, and carnallite two imitates separation chamber outlet through the effect of carnallite two axial-flow pump, miscellaneous
The effect of salt two heating room separates chamber inlet with the effect of carnallite two and is connected.
The utility model, which further improves, to be, carnallite two imitates axial-flow pump outlet and is also connected with carnallite discharging pump, carnallite
One effect separation chamber's top exit imitates heating room with carnallite two and is connected.
The utility model, which further improves, to be, carnallite drying process unit includes: carnallite thickener, carnallite centrifugation
Machine, rake type drier, carnallite inter cooler, carnallite vacuum pump, heat exchanger and the second moisture trap；Wherein, carnallite thickener
It is connected with carnallite centrifuge, rake type drier is connected with carnallite inter cooler, and carnallite inter cooler is connected with carnallite vacuum pump, and carnallite is true
Sky pump is connected with heat exchanger, and heat exchanger is connected with the second moisture trap.
The utility model, which further improves, to be, the feed liquid in head tank enters sodium sulphate one under the action of raw material pumps
Separation chamber is imitated, feed liquid is imitated in separation chamber, the effect axial-flow pump of sodium sulphate one and the two effect heating of sodium sulphate one rooms in sodium sulphate one and recycled；
Mother liquor after concentration is imitated separation chamber bottom from sodium sulphate one and is left, and imitates separation chamber into sodium sulphate two；The effect evaporation of sodium sulphate one is female
Liquid is imitated in separation chamber, the effect axial-flow pump of sodium sulphate two and the two effect heating of sodium sulphate two rooms in sodium sulphate two and is recycled；Sodium sulphate two is imitated
The overflow sodium sulphate saturated solution on separation chamber top enters mixed salt Crystallization Separation room；The sodium sulphate of the effect separation chamber's salt leg of sodium sulphate two
Saturated solution enters sulfate crystal technique unit.
The utility model, which further improves, to be, is imitated the metabisulfite solution that separation chamber comes from sodium sulphate two and is divided in mixed salt
It is recycled between room, mixed salt heating room, mixed salt axial-flow pump；Mixed salt evaporation mother liquor enters mixed salt crystallization eddy flow solid-liquid separation, containing solid
Saturated solution return to sodium sulphate two imitate separation chamber, mixed salt crystallization cyclone supernatant enter carnallite double-effect evaporation technique list
Member.
The utility model, which further improves, to be, by sodium sulphate two imitate separation chamber's salt leg Lai sodium sulphate saturated solution according to
Secondary sodium sulphate cyclone, sodium sulphate thickener, the sodium sulphate centrifugal separator of entering is separated by solid-liquid separation, and centrifuge mother liquor goes subsequent
Carnallite double-effect evaporation technique unit；Successively sent containing solid solution to sodium sulphate drying equipment, sodium sulphate bucket mention with sodium sulphate packing machine,
Obtain packed sulfate crystal salt.
The utility model, which further improves, to be, the centrifugation of the supernatant, sulfate crystal of sodium sulphate mixed salt separation chamber
Mother liquor and carnallite desiccation centrifuge mother liquor enter carnallite head tank, and carnallite one is entered under carnallite feeding pumping action and imitates axial-flow pump import
Before, and imitate in carnallite one and recycled between separation chamber, the effect heating of carnallite one room, the effect axial-flow pump of carnallite one；The effect mother liquor of carnallite one enters miscellaneous
Salt two imitates separation chamber outlet, recycles between carnallite two imitates separation chamber, the effect of carnallite two heats room, carnallite two imitates axial-flow pump, carnallite two
The saturated solution that the saturated solution and carnallite two for imitating the overflow of separation chamber top imitate axial-flow pump outlet enters carnallite drying process unit.
The utility model, which further improves, to be, it is thick that the saturated solution that carnallite two imitates axial-flow pump outlet sequentially enters carnallite
Thick device and carnallite centrifugal separator, the carnallite isolated are sent to off-site processing；Centrifuge mother liquor returns to carnallite double-effect evaporation technique
Unit；The saturated solution that carnallite two imitates the overflow of separation chamber top enters drying equipment and carries out drying and other treatment.
The utility model have it is following the utility model has the advantages that
(1) evaporation of the effect of sodium sulphate one and the effect evaporation of sodium sulphate two use double heating rooms, have evaporation equipment occupied area
Feature small, cost of investment is small；
(2) there are two outlets for the saturated solution of the effect of sodium sulphate two evaporation technology unit: sodium sulphate two imitates separation chamber top and overflows
The sodium sulphate saturated solution of sodium sulphate saturated solution and sodium sulphate two effect separation chamber's salt leg of stream.Sodium sulphate two imitates separation chamber top
The sodium sulphate saturated solution of overflow contains more organic matter, and the sodium sulphate saturated solution that sodium sulphate two imitates separation chamber's salt leg contains few
The organic matter of amount, two materials are handled respectively.With low energy consumption, secondary air cooling condensate water quality is good, send to sulfate crystal technique
The saturated solution organic matter of unit is low, the advantage that the sodium sulfate crystal purity and coloration crystallized out is high, organic matter is few；
(3) the sodium sulphate saturated solution of the separation chamber Suan Naerxiao top overflow enters mixed salt crystallization processes unit, mixed salt knot
Organic matter is enriched in the centrifuge mother liquor of mixed salt cyclone by crystalline substance, and is sent to carnallite double-effect evaporation technique unit；Cyclone contains
Gu saturated solution contains a large amount of inorganic ions and minimal amount of organic matter, send to sodium sulphate two and imitate evaporation technology unit.Have
Low energy consumption, secondary air cooling condensate water quality is good, sulfate crystal salt yield is big, carnallite amount is few, sulfate crystal purity salt and coloration
High advantage.
(4) carnallite drying process unit is dry using carnallite double-effect evaporation and drying equipment.Containing the higher feed liquid of organic matter
It send to drying equipment processing, the less feed liquid containing organic matter is sent to carnallite double-effect evaporation equipment.With low energy consumption, secondary air cooling is solidifying
Water quality is good, equipment is less scaling, heat-transfer effect is good, suitable for high organic matter environment the advantages of.
Detailed description of the invention
Fig. 1 is an effect sodium sulphate evaporation technology unit schematic diagram of the utility model；
Fig. 2 is the two effect sodium sulphate evaporation technology unit schematic diagrams of the utility model；
Fig. 3 is the mixed salt evaporative crystallization technique unit schematic diagram of the utility model；
Fig. 4 is the dry crystal structure technique unit schematic diagram of sodium sulphate of the utility model；
Fig. 5 is the carnallite double-effect evaporation technique unit schematic diagram of the utility model；
Fig. 6 is the carnallite drying process unit schematic diagram of the utility model.
Appended drawing reference: 1 is head tank；2 pump for raw material；3 imitate separation chamber for sodium sulphate one；4-1 is the first sodium sulphate one effect
Heat room；4-2 is the second sodium sulphate one effect heating room；5 imitate axial-flow pump for sodium sulphate one；6 imitate balance cylinder for sodium sulphate one；7 are
Sodium sulphate gives birth to steam drainer；8 be the raw steam condensate (SC) pump of sodium sulphate；
9 imitate separation chamber for sodium sulphate two；10-1 is the first sodium sulphate two effect heating room；10-2 is that the second sodium sulphate two effect adds
Hot cell；11 imitate axial-flow pump for sodium sulphate two；12 be sodium sulphate inter cooler；13 be the secondary gas condensate water pot of sodium sulphate；14 be sulfuric acid
Sodium vacuum pump；15 be First Heat Exchanger；16 be the first moisture trap；17 be the secondary air cooling condensate pump of sodium sulphate；
18 be mixed salt Crystallization Separation room；19 heat room for mixed salt；20 be mixed salt axial-flow pump；21 crystallize discharging pump for mixed salt；
22 be mixed salt inter cooler；23 crystallize cyclone for mixed salt；24 be surge tank；
25 be sodium sulphate discharging pump；26 be sodium sulphate cyclone；27 be sodium sulphate thickener；28 be sodium sulphate centrifugal dehydration
Machine；29 be the first sodium sulphate screw feeder；30 be sodium sulphate hot air blower；31 be sodium sulphate steam heater；32 be sulphur
Sour sodium drying equipment；33 be sodium sulphate cyclone dust collectors；34 be the second sodium sulphate screw feeder；35 be the dedusting of sodium sulphate belt
Device；36 be sodium sulphate air-introduced machine；37 be sodium sulphate cold blower；38 be sodium sulphate spiral bag filter；39 be sodium sulphate
Feed bin；40 mention for sodium sulphate bucket；41 be sodium sulphate packing machine；
42 be carnallite head tank；43 be carnallite feeding pump；44 imitate separation chamber for carnallite one；45 be the effect heating of carnallite one room；
46 imitate axial-flow pump for carnallite one；47 imitate separation chamber for carnallite two；48 be the effect heating of carnallite two room；49 imitate axial-flow pump for carnallite two；
50 be carnallite discharging pump；
51 be carnallite thickener；52 be carnallite centrifuge；53 be rake type drier；54 be carnallite inter cooler；55 be carnallite
Condensate water pot；56 be carnallite vacuum pump；57 be the second heat exchanger；58 be the second moisture trap.
Specific embodiment
The utility model is further described with reference to the accompanying drawings and detailed description.
As shown in Figures 1 to 6, one kind provided by the utility model high organic matter sewage evaporation crystal system with high salt, firstly,
+ sodium sulphate is mentioned using economic benefits and social benefits sodium sulphate evaporative crystallization+mixed salt evaporation+cyclone+thickener+centrifugal separator+drying equipment+bucket
Feed bin is evaporated crystallization to high organic matter sewage with high salt and obtains sodium sulfate crystal；Secondly, using economic benefits and social benefits carnallite evaporative crystallization+miscellaneous
Salt thickener+carnallite centrifugal separator+rake type drier carries out carnallite processing to sulfuric acid mother liquid of sodium.
Specifically, the utility model includes that the sodium sulphate one being sequentially communicated imitates evaporation technology unit, the effect of sodium sulphate two is steamed
Send out technique unit, mixed salt evaporative crystallization technique unit, sodium sulphate drying crystalline technique unit, carnallite double-effect evaporation technique unit and
Carnallite drying process unit.
Wherein, referring to Fig. 1, it includes head tank 1, raw material pump 2, the effect separation of sodium sulphate one that sodium sulphate one, which imitates evaporation technology unit,
Room 3, the first sodium sulphate one effect heating room 4-1, the second sodium sulphate one effect heating room 4-2, sodium sulphate one imitate axial-flow pump 5, sodium sulphate
One effect compensator 6, the raw steam drainer 7 of sodium sulphate and the raw steam condensate (SC) pump 8 of sodium sulphate；Wherein, head tank 1 is pumped through raw material
It is divided into two-way after 2, is connected all the way with through the first sodium sulphate one effect heating room 4-1 with the effect of sodium sulphate one separation chamber 3, sodium sulphate one
It imitates 3 associated outlet of separation chamber and imitates heating room 4-2, the effect axial-flow pump 5 of sodium sulphate one and the first sodium sulphate one effect through the second sodium sulphate one
It heats room 4-1 to be connected, forms circulation；In addition sodium sulphate two is entered directly into all the way imitates evaporation technology unit.First sodium sulphate one
The steam (vapor) outlet of effect heating room 4-1 and the second sodium sulphate one effect heating room 4-2 are steamed through the effect compensator 6 of sodium sulphate one and sodium sulphate are raw
Vapour drainer 7 is connected, and the raw outlet of steam drainer 7 of sodium sulphate is connected with the raw steam condensate (SC) pump 8 of sodium sulphate.Sodium sulphate gives birth to steam
Condensate pump 8 can be two.
Specifically, being pumped into sodium sulphate one under the action of the feed liquid in head tank 1 is by raw material pump 2 and imitating separation chamber 3, material
Liquid imitates separation chamber 3 in sodium sulphate one and forms two strands after separation, one heats room 4- from bottom from the second sodium sulphate one effect is flowed into
2, sodium sulphate one is imitated axial-flow pump 5 and is successively promoted the feed liquid flow down certainly by the first sodium sulphate one effect heating room 4-1 and sulfuric acid
Sodium one imitates separation chamber 3；Another strand of sodium sulphate, sodium chloride solution, which leave sodium sulphate one, imitates separation chamber 3, imitates and evaporates into sodium sulphate two
Technique unit.The life steam of heating feed liquid enters the two effect heating of sodium sulphate one rooms under pressure, sequentially enters after heat exchange
Sodium sulphate one imitates balance cylinder 6 and the raw steam drainer 7 of sodium sulphate, and the flashed vapour that sodium sulphate one imitates balance cylinder 6 enters sodium sulphate two
Imitate evaporation technology unit, the raw steam condensate (SC) of sodium sulphate reuse and Chemical Manufacture under raw 8 effect of steam condensate (SC) pump of sodium sulphate
Domestic water；The secondary gas of the effect evaporation of sodium sulphate one in the raw steam drainer 7 of sodium sulphate, which leaves sodium sulphate one, imitates evaporation technology
Unit imitates evaporation technology unit into sour sodium two.
Referring to fig. 2, it includes: that sodium sulphate two imitates separation chamber 9, the first sodium sulphate two effect adds that sodium sulphate two, which imitates evaporation technology unit,
Hot cell 10-1, the second sodium sulphate two effect heating room 10-2, sodium sulphate two imitate axial-flow pump 11, sodium sulphate inter cooler 12, sodium sulphate two
Secondary gas condensate water pot 13, sodium sulphate vacuum pump 14, First Heat Exchanger 15, the first moisture trap 16 and the secondary air cooling of sodium sulphate
Condensate pump 17.Wherein, sodium sulphate two imitates the outlet of separation chamber 9 and imitates heating room 10-1, the effect axis stream of sodium sulphate two through the first sodium sulphate two
Pump the 11, second sodium sulphate two effect heating room 10-2 imitates 9 exit and entry of separation chamber with sodium sulphate two and is connected, and forms circulation.First sulphur
The sour effect of sodium two heating room 10-1 and the second sodium sulphate two effect heating room 10-2 steam (vapor) outlet and the secondary gas condensate water pot 13 of sodium sulphate
It is connected, the secondary gas condensate water pot 13 of sodium sulphate is through sodium sulphate inter cooler 12, sodium sulphate vacuum pump 14, First Heat Exchanger 15 and first
Moisture trap 16 is connected.Sodium sulphate vacuum pump 14 can be two.The secondary gas condensate water pot 13 of sodium sulphate is also connected with sulfuric acid
The secondary air cooling condensate pump 17 of sodium, and the secondary air cooling condensate pump 17 of sodium sulphate can be 2.
Specifically, sodium sulphate, sodium chloride solution, which enter sodium sulphate two, imitates separation chamber 9, three strands are separated into separation chamber, one
Comfortable salt leg bottom flows into right side the first sodium sulphate two effect heating room 10-1, and sodium sulphate two imitates axial-flow pump 11 for the feed liquid after heat exchange
It is successively pumped into left side the second sodium sulphate two effect heating room 10-2 and sodium sulphate two imitates separation chamber 9；One sodium sulphate saturated solution by
Overflow goes out the effect evaporation technology unit of sodium sulphate two at the top of first sodium sulphate two effect heating room 10-1, into mixed salt evaporative crystallization technique
Unit；One last sodium sulphate saturated solution, which leaves sodium sulphate two, imitates evaporation technology unit；Sodium sulphate one imitates evaporation technology unit
Secondary gas enter two sodium sulphate two effect heating rooms and feed liquid heat exchange after enter the secondary gas condensate water pot 13 of sodium sulphate, in sulfuric acid
Condensed water leaves system under the action of the secondary air cooling condensate pump of sodium, is back to production and living water；The two of the effect evaporation of sodium sulphate two
Secondary gas enters the secondary gas condensate water pot 13 of sodium sulphate after entering the heat exchange of sodium sulphate inter cooler；It is changed by sodium sulphate vacuum pump 14, first
The vacuum system of hot device 15 and the first moisture trap 16 composition guarantees that sour sodium two imitates evaporation technology unit vacuum degree；
Referring to Fig. 3, mixed salt evaporative crystallization technique unit includes: mixed salt Crystallization Separation room 18, mixed salt heating room 19, mixed salt axis
Stream pump 20, mixed salt crystallization discharging pump 21, mixed salt inter cooler 22, mixed salt crystallization cyclone 23 and surge tank 24.Wherein, mixed salt knot
The brilliant outlet of separation chamber 18 is successively connected with mixed salt axial-flow pump 20, mixed salt heating 19 entrance of room, and the outlet of mixed salt heating room 19 is divided into two
Road is connected with 18 entrance of mixed salt Crystallization Separation room all the way, and another way crystallizes cyclone 23 through mixed salt crystallization discharging pump 21 and mixed salt
It is connected, mixed salt crystallization cyclone 23 is connected with surge tank 24.It can be 2 that mixed salt, which crystallizes discharging pump 21,.Mixed salt Crystallization Separation room
18 top exits are connected with mixed salt inter cooler 22.
Specifically, the sodium sulphate saturated solution that sodium sulphate two imitates 9 overflow of separation chamber enters mixed salt Crystallization Separation room 18, mixed
It is two strands that salt Crystallization Separation room 18, which is divided to, one flows automatically to bottom, and mixed salt heating room 19 is pumped under the action of mixed salt axial-flow pump 20,
Returning to mixed salt separation chamber 18；Another stock-traders' know-how is formed after crossing mixed salt crystallization cyclone 23 containing solid saturated solution, and sodium sulphate is returned
Two effect evaporation technology units；Supernatant in mixed salt crystallization cyclone 23 enters carnallite double-effect evaporation technique after flowing through surge tank 24
Unit；The two secondary gas of effect mixed salt heating room 19 with after feed liquid heat exchange together with the steam of the generation of mixed salt Crystallization Separation room 18 into
Enter mixed salt inter cooler 22, forms recycling condensing water and produced in life.
Referring to fig. 4, sodium sulphate drying crystalline technique unit includes: sodium sulphate discharging pump 25, sodium sulphate cyclone 26, sulfuric acid
Sodium thickener 27, sodium sulphate centrifugal dehydrator 28, the first sodium sulphate screw feeder 29, sodium sulphate hot air blower 30, sulfuric acid
Sodium vapour heater 31, sodium sulphate drying equipment 32, sodium sulphate cyclone dust collectors 33, the second sodium sulphate screw feeder 34, sulphur
Sour sodium belt deduster 35, sodium sulphate air-introduced machine 36, sodium sulphate cold blower 37, sodium sulphate spiral bag filter 38, sulphur
Sour sodium feed bin 39, sodium sulphate bucket mention 40 and sodium sulphate packing machine 41.Wherein, sodium sulphate cyclone 26 and sodium sulphate thickener 27
Be connected, sodium sulphate thickener 27 is connected through sodium sulphate centrifugal dehydrator 28 with the first sodium sulphate screw feeder 29, sodium sulphate from
Heart dewaterer 28 is 2.First sodium sulphate screw feeder 29 is connected with sodium sulphate drying equipment 32, sodium sulphate drying equipment 32
It is connected with sodium sulphate cyclone dust collectors 33,33 bottom of sodium sulphate cyclone dust collectors is connected with the second sodium sulphate screw feeder 34,
Second sodium sulphate screw feeder 34 mentions 40 with sodium sulphate bucket and is connected.The top of sodium sulphate cyclone dust collectors 33 respectively with sodium sulphate band
Formula deduster 35 is connected with sodium sulphate air-introduced machine 36, sodium sulphate belt deduster 35 and 38 phase of sodium sulphate spiral bag filter
Even, sodium sulphate spiral bag filter 38 and sodium sulphate bucket mention 40 and are connected with sodium sulphate feed bin 39,39 lower section of sodium sulphate feed bin
It is provided with sodium sulphate packing machine 41.Sodium sulphate drying equipment 32 is connected with sodium sulphate cold blower 37.
Specifically, sodium sulphate saturated solution sodium sulphate discharging pump 25 effect under, successively through sodium peroxydisulfate cyclone 26, sulphur
After sour sodium thickener 27, sodium sulphate centrifugal dehydrator 28, the first sodium sulphate screw feeder 29 and sodium sulphate drying equipment 32
To dry sulfate crystal salt；Sulfate crystal salt mentions 40 by sodium sulphate bucket, into sodium sulphate feed bin 39, finally by sulphur
Sour sodium packing machine 41 is packed automatically；Hot wind needed for sodium sulphate drying equipment 32 is steamed by sodium sulphate hot air blower 30 and sodium sulphate
Vapour heater 31 provides；The supernatant sodium sulphate saturated solution of sodium sulphate cyclone 26 returns to sodium sulphate two and imitates evaporation technology list
Member；The mother liquor of sodium sulphate thickener 27 and sodium sulphate centrifugal dehydrator 28 enters carnallite double-effect evaporation technique unit；Sodium sulphate is dry
The gas containing solid dust is successively gone through sodium peroxydisulfate cyclone dust collectors 33 and sodium sulphate belt deduster 35 in dry equipment 32
After the dust in gas, Xiang great Qi is arranged under the effect of sodium sulphate air-introduced machine 36；The solid of sodium sulphate cyclone dust collectors 33 passes through
Second sodium sulphate screw feeder 34 enters sodium sulphate feed bin 39；Solid in sodium sulphate belt deduster 35 is through sodium peroxydisulfate spiral shell
Enter sodium sulphate feed bin 39 after revolving bag filter 38.
Referring to Fig. 5, carnallite double-effect evaporation technique unit includes: carnallite head tank 42, carnallite feeding pump 43, the effect point of carnallite one
From room 44, the effect heating of carnallite one room 45, carnallite one imitates axial-flow pump 46, carnallite two imitates separation chamber 47, carnallite two imitates heating room 48, miscellaneous
Salt two imitates axial-flow pump 49 and carnallite discharging pump 50.Wherein, carnallite head tank 42 is divided into two-way after carnallite feeding pump 43, all the way
It imitates 44 entrance of separation chamber with carnallite one to be connected, another way imitates 47 entrance of separation chamber with carnallite two and is connected, and carnallite one imitates separation chamber 44
Heating room 45 is imitated through carnallite one in outlet, carnallite one imitates axial-flow pump 46 and is connected with effect 44 entrance of separation chamber of carnallite one, forms circulation, miscellaneous
Salt two imitates the outlet of separation chamber 47 and imitates 47 entrance phase of separation chamber with carnallite two through the effect heating of carnallite two room 48, the effect axial-flow pump 49 of carnallite two
Even, circulation is formed, carnallite two imitates the outlet of axial-flow pump 49 and is also connected with carnallite discharging pump 50, carnallite feeding pump 43 and carnallite discharging pump
50 all can be 2.Carnallite one imitates 44 top exit of separation chamber and is connected with the effect heating of carnallite two room 48.
Specifically, the centrifuge mother liquor of sodium sulphate drying crystalline technique unit and the saturation of mixed salt evaporative crystallization technique unit are molten
Liquid enters carnallite head tank 42, rear portion be pumped under the action of carnallite feeding pump 43 carnallite one imitate separation chamber 44, carnallite
Feed liquid is successively imitated axial-flow pump 46 and the effect of carnallite one heating room 45 by carnallite one again and is imitated back to carnallite one in one effect separation chamber 44
Separation chamber 44, feed liquid right-hand circular；Carnallite one imitates the effect mother liquor of carnallite one separated separation chamber 44 and enters the effect point of carnallite two
Identical as an effect evaporation from room 47, feed liquid successively passes through the effect axial-flow pump 49 of carnallite two and the effect heating of carnallite two room 48 returns to carnallite
Two effect separation chambers 47；The effect of carnallite two separation mother liquor imitates separation chamber 47 in carnallite two and carnallite two imitates the outlet of axial-flow pump 49 via carnallite
Carnallite double-effect evaporation technique unit is discharged in discharging pump 50, into carnallite drying process unit；Raw steam enters the effect heating of carnallite one
After device 45, with feed liquid heat exchange, forms condensate liquid and leave carnallite double-effect evaporation technique unit；Carnallite one imitates secondary gas and enters carnallite two
Effect heating room 48 exchanges heat, and the carnallite two after heat exchange imitates condensate liquid and the two secondary gas of effect leave carnallite double-effect evaporation technique list
Member.
Referring to Fig. 6, carnallite drying process unit include: carnallite thickener 51, carnallite centrifuge 52, rake type drier 53,
Carnallite inter cooler 54, carnallite condensate water pot 55, carnallite vacuum pump 56, the second heat exchanger 57 and the second moisture trap 58.Its
In, carnallite thickener 51 is connected with carnallite centrifuge 52, and carnallite centrifuge 52 can be 2, between rake type drier 53 and carnallite
Cooler 54 is connected, and carnallite inter cooler 54 is connected with carnallite vacuum pump 56, and carnallite vacuum pump 56 is connected with the second heat exchanger 57, and second
Heat exchanger 57 is connected with the second moisture trap 58；Carnallite inter cooler 54 is also connected with carnallite condensate water pot 55.
Successively pass through 51 He of carnallite thickener specifically, imitating axial-flow pump 49 by carnallite two and exporting the carnallite saturated solution to come
The higher carnallite of moisture content, discharge system, the centrifugation of carnallite thickener 51 and carnallite centrifuge 52 are obtained after carnallite centrifuge 52
Mother liquor returns to carnallite double-effect evaporation technique unit；The saturated solution that separation chamber 47 comes is imitated by carnallite two and enters rake type drier
53, carnallite discharge system after desiccation；Carnallite two imitates secondary gas and the steam of rake type drier 53 enters carnallite inter cooler 54, heat exchange
Condensed water enters carnallite condensate water pot 55 afterwards；Carnallite vacuum pump 56, the second heat exchanger 57 and the second moisture trap 58 guarantee miscellaneous
The vacuum degree of salt system.
The sodium sulphate one imitates the heating equipment that evaporation technology unit and sodium sulphate two are imitated in evaporation technology unit and uses liter
The combination or at least one of film evaporator, falling film evaporator, forcing vaporiser, sodium sulphate one imitate evaporation technology unit and sodium sulphate
Separation chambers in two effect evaporation technology units using Olso separator, take stirring segregator, leukorrhagia is sirred and separated room, common
The combination or at least one of separation chamber.The salinity in evaporation mother liquor is imitated using evaporation technology concentrate sodium sulphate one, recycling feed liquid is steamed
The condensed water of hair is the strong guarantee of sulfate crystal, two effect sulfuric acid mother liquid of sodium: TDS >=260,000mg/L.
The heating equipment of the mixed salt crystallization processes unit is using climbing film evaporator, falling film evaporator, forcing vaporiser
Combination is at least one, the separation chamber of mixed salt crystallization processes unit using Olso separator, take stirring segregator, leukorrhagia is stirred
Mix the combination or at least one of separation chamber, common separation room.Evaporation mother liquor salinity is imitated using evaporation technology concentrate sodium sulphate two, is returned
The condensed water of rewinding liquid evaporation, sodium sulphate mixed salt mother liquor: sulfate ion: chloride ion=1:5, containing solid saturated solution with sulfate radical
Based on ion.
The centrifuge apparatus of the sodium sulphate drying crystalline technique unit uses dual-pushing type centrifugal separator, scraper type
The combination or at least one of centrifugal separator, spiral centrifugal separator, drying equipment 32 is using vibration fluidized bed, fixed fluidisation
The combination or at least one of bed, tray drier, vacuum drier, rake type drier, scraper-type drying machine.Using cyclone,
Thickener, centrifugal separator solid-liquor separation, drying equipment desiccation, bucket mentions, packing machine is packed automatically.Sodium sulfate crystal purity >=
99%, moisture≤0.2%, whiteness is greater than 82, COD content≤0.2%.
Heating in the effect of the carnallite one heating room 45 and the effect heating of carnallite two room 48 of the carnallite double-effect evaporation technique unit
Equipment use climbing film evaporator, falling film evaporator, forcing vaporiser combination or at least one, carnallite one imitate separation chamber 44 with it is miscellaneous
The group that salt two imitates and uses Olso separator in separation chamber 47, takes stirring segregator, leukorrhagia sirring and separating room, common separation room
It closes or at least one.Inorganic ion is crystallized using evaporation technology, COD content is small in carnallite.
The carnallite centrifuge 52 of the carnallite drying process unit is centrifugated using dual-pushing type centrifugal separator, scraper type
The combination or at least one of machine, spiral centrifugal separator, rake type drier 53 is using vibration fluidized bed, fixed fluidized bed, disk
The combination or at least one of formula drying machine, vacuum drier, rake type drier, scraper-type drying machine.Using thickener, centrifugation point
It disembarks solid-liquor separation, the high organic matter of high salt is carried out drying and other treatment by rake type drier 53.
In order to further understand the utility model, now its course of work is made as described below, comprising the following steps:
Using the salinity in sodium sulphate double-effect evaporation technique concentrate feed liquid, reach saturated solution；
Sodium sulphate is evaporated by the organic matter in mother liquor using sodium sulphate mixed salt evaporative crystallization technique and is enriched to mixed salt crystallization rotation
In the supernatant for flowing device, and send to carnallite double-effect evaporation technique unit；Containing a large amount of sulfate ions, a small amount of chloride ion and will have
Sending containing solid saturated solution to sodium sulphate double-effect evaporation technique unit for machine object, improves sodium sulphate purity and Baidu, reduces crystal salt
In organic matter.
Sodium sulfate crystal is crystallized out using sodium sulphate drying crystalline technique, sodium sulfate crystal purity >=99%, moisture
≤ 0.2%, whiteness is greater than 82, COD content≤0.2%.
Using carnallite double-effect evaporation technique, organic matter is enriched in carnallite separation chamber upper liquid, is divided to two bursts of saturations molten
Liquid (saturated solution of saturated solution and carnallite the axial-flow pump outlet of carnallite separation chamber) will contain high-enriched organics and low dense respectively
The saturated solution of degree organic matter is sent to carnallite drying process unit.
Using carnallite drying process by the carnallite double-effect evaporation mother liquor containing high-enriched organics and containing low-concentration organic
Carnallite double-effect evaporation mother liquor distinguishes drying and other treatment.
Feed liquid is concentrated by evaporation in sodium sulphate double-effect evaporation technique unit, the secondary gas recycling condensing water after evaporation, sulfuric acid
Sodium double-effect evaporation mother liquor is divided into two strands, one sodium sulphate double-effect evaporation mother liquor for containing a small amount of organic matter removes sodium sulphate crystallization processes
Unit, sodium sulphate double-effect evaporation mother liquor of another stock containing large amount of organic remove mixed salt crystallization processes unit；Mixed salt technique unit
Sodium sulphate double-effect evaporation mother liquor is divided into two strands, one contains the saturated solution of large amount of organic, and send to carnallite double-effect evaporation
Technique unit, another stock are back to the effect of sodium sulphate two separation chamber containing solid saturated solution containing minute quantity organic matter；Sodium sulphate knot
Brilliant technique unit will be saturated sulfate crystal, and mother liquor is emitted into carnallite double-effect evaporation technique unit；Carnallite double-effect evaporation technique list
Supplied materials is divided into two strands by member, one solution for containing a small amount of organic matter is sent to thickener, and centrifugal separator is separated by solid-liquid separation, separately
One solution containing large amount of organic send to drying equipment and does drying and other treatment.
Embodiment:
Certain industry park zero-emission and wsates resources project treatment scale are 70000m3/d.Chemical precipitation, mistake are carried out to raw water
After the processing such as filter, concentration, evaporation, into the water quality of evaporation and crystallization system, see Table 1 for details.
1 amount of inlet water of table, water quality
| Water quality indicator | Numerical value | Unit |
| Water | 32.87(37.38) | m3/h(t/h) |
| CODCr | ≤600 | mg/l |
| Cl- | 16697 | mg/l |
| SO4 2- | 131003 | mg/l |
| NaCl | 27515 | mg/l |
| Na2SO4 | 193775 | mg/l |
After the processing of the utility model process system, obtaining sodium sulfate crystal, to meet GB/T6009-2014 industry anhydrous
The requirement of I class Grade A of sodium sulphate, organic concentration are not detected, and see Table 2 for details
2 GB/T6009-2014 industrial anhydrous sodium sulfate of table, I class Grade A
After the processing of the utility model process system, obtained evaporation condensed water meets chemical industrial park life, production is used
Water, see Table 3 for details.
3 evaporation condensed water water quality of table
| Water quality indicator | Numerical value | Unit |
| Total dissolved solidss TDS | <1000 | ppm |
| pH | 5~9 | -- |
| TSS total suspended solid | ≤0.5 | mg/l |
| CODCr | ≤100 | mg/l |
| BOD | ≤5 | mg/l |
| Ammonia nitrogen | ≤70 | mg/l |
| Phenol | ≤0.5 | mg/l |
| Oil | ≤0.5 | mg/l |
Claims (10)
1. a kind of evaporation and crystallization system of the high organic matter sewage of high saliferous, which is characterized in that including the sodium sulphate one being sequentially communicated
Imitate evaporation technology unit, sodium sulphate two imitates evaporation technology unit, mixed salt evaporative crystallization technique unit, sodium sulphate drying crystalline technique
Unit, carnallite double-effect evaporation technique unit and carnallite drying process unit；
Wherein, it includes that head tank (1), raw material pump (2), sodium sulphate one imitate separation chamber (3), that sodium sulphate one, which imitates evaporation technology unit,
One sodium sulphate one effect heating room (4-1), the second sodium sulphate one effect heating room (4-2), sodium sulphate one imitate axial-flow pump (5), sodium sulphate
One effect compensator (6), sodium sulphate raw steam drainer (7) and the raw steam condensate (SC) pump (8) of sodium sulphate；The head tank (1)
Through raw material pump (2) after be divided into two-way, all the way with through the second sodium sulphate one imitate heating room (4-2), sodium sulphate one imitate axial-flow pump (5) with
Sodium sulphate one imitates separation chamber (3) and is connected, and sodium sulphate one imitates separation chamber's (3) associated outlet and imitates heating room (4- through the first sodium sulphate one
1), sodium sulphate one imitates axial-flow pump (5) and is connected with the second sodium sulphate one effect heating room (4-2)；In addition sulfuric acid is entered directly into all the way
Sodium two imitates evaporation technology unit；The steam of first sodium sulphate one effect heating room (4-1) and the second sodium sulphate one effect heating room (4-2)
Outlet imitates compensator (6) through sodium sulphate one and is connected with sodium sulphate raw steam drainer (7), and sodium sulphate raw steam drainer (7) goes out
Mouth is connected with the raw steam condensate (SC) pump (8) of sodium sulphate.
2. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 1, which is characterized in that sulfuric acid
It includes: that sodium sulphate two imitates separation chamber (9), the effect heating of the first sodium sulphate two room (10-1), the second sulphur that sodium two, which imitates evaporation technology unit,
The sour effect heating of sodium two room (10-2), sodium sulphate two imitate axial-flow pump (11), sodium sulphate inter cooler (12), the secondary air cooling condensate of sodium sulphate
Tank (13), sodium sulphate vacuum pump (14), First Heat Exchanger (15) and the first moisture trap (16)；Wherein, sodium sulphate two is imitated
Heating room (10-1) is imitated through the first sodium sulphate two in separation chamber (9) outlet, sodium sulphate two imitates axial-flow pump (11), the second sodium sulphate two is imitated
Heating room (10-2) imitates separation chamber (9) exit and entry with sodium sulphate two and is connected；First sodium sulphate two effect heating room (10-1) and the
Two sodium sulphate two effect heating room (10-2) steam (vapor) outlet is connected with the secondary gas condensate water pot (13) of sodium sulphate, the secondary air cooling of sodium sulphate
Condensate tank (13) is through sodium sulphate inter cooler (12), sodium sulphate vacuum pump (14), First Heat Exchanger (15) and the first moisture trap
(16) it is connected.
3. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 2, which is characterized in that sulfuric acid
The secondary gas condensate water pot (13) of sodium is also connected with the secondary air cooling condensate pump (17) of sodium sulphate.
4. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 1, which is characterized in that mixed salt
Evaporative crystallization technique unit includes: mixed salt Crystallization Separation room (18), mixed salt heating room (19), mixed salt axial-flow pump (20), mixed salt knot
Brilliant discharging pump (21), mixed salt crystallization cyclone (23) and surge tank (24)；Wherein, mixed salt Crystallization Separation room (18) export successively
With mixed salt axial-flow pump (20), mixed salt heating room (19) entrance be connected, mixed salt heating room (19) export is divided into two-way, all the way with mixed salt
Crystallization Separation room (18) entrance is connected, and another way is connected through mixed salt crystallization discharging pump (21) with mixed salt crystallization cyclone (23), mixes
Salt crystallization cyclone (23) is connected with surge tank (24).
5. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 4, which is characterized in that mixed salt
Crystallization Separation room (18) top exit is also connected with mixed salt inter cooler (22).
6. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 1, which is characterized in that sulfuric acid
Sodium drying crystalline technique unit includes: sodium sulphate discharging pump (25), sodium sulphate cyclone (26), sodium sulphate thickener (27), sulphur
Sour sodium centrifugal dehydrator (28), the first sodium sulphate screw feeder (29), sodium sulphate hot air blower (30), sulfuric acid Sodium vapour add
Hot device (31), sodium sulphate drying equipment (32), sodium sulphate cyclone dust collectors (33), the second sodium sulphate screw feeder (34), sulphur
Sour sodium belt deduster (35), sodium sulphate spiral bag filter (38) and sodium sulphate feed bin (39)；Wherein, sodium sulphate eddy flow
Device (26) is connected with sodium sulphate thickener (27), sodium sulphate thickener (27)
It is connected through sodium sulphate centrifugal dehydrator (28) with the first sodium sulphate screw feeder (29), the first sodium sulphate screw feeder
(29) it is connected with sodium sulphate drying equipment (32), sodium sulphate drying equipment (32) and sodium sulphate cyclone dust collectors (33)
It is connected, sodium sulphate cyclone dust collectors (33) bottom is connected with the second sodium sulphate screw feeder (34), and sodium sulphate whirlwind removes
It is connected at the top of dirt device (33) with sodium sulphate belt deduster (35), sodium sulphate belt deduster (35) is removed with sodium sulphate spiral cloth bag
Dirt device (38) is connected, sodium sulphate spiral bag filter (38) and the second sodium sulphate screw feeder (34)
It is connected with sodium sulphate feed bin (39).
7. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 6, which is characterized in that sulfuric acid
Also it is connected with sodium sulphate air-introduced machine (36) at the top of sodium cyclone dust collectors (33)；Second sodium sulphate screw feeder (34) is through sodium sulphate
Bucket mentions (40) and is connected with sodium sulphate feed bin (39).
8. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 1, which is characterized in that carnallite
Double-effect evaporation technique unit includes: carnallite head tank (42), carnallite feeding pump (43), the effect of carnallite one separation chamber (44), carnallite one
Axial-flow pump (46) are imitated in effect heating room (45), carnallite one, carnallite two imitates separation chamber (47), the effect heating of carnallite two room (48) and carnallite
Two effects axial-flow pump (49)；Wherein, carnallite head tank (42) is divided into two-way after carnallite feeding pump (43), divides all the way with the effect of carnallite one
It is connected from room (44) entrance, another way imitates separation chamber (47) entrance with carnallite two and is connected, and carnallite one imitates separation chamber (44) outlet warp
Carnallite one imitates axial-flow pump (46), the effect heating of carnallite one room (45) imitates separation chamber (44) entrance with carnallite one and is connected, the effect point of carnallite two
Axial-flow pump (49), the effect heating of carnallite two room (48) and carnallite two, which are imitated, through carnallite two from room (47) outlet imitates separation chamber (47) entrance phase
Even.
9. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 8, which is characterized in that carnallite
Two effect axial-flow pump (49) outlets are also connected with carnallite discharging pump (50), and carnallite one imitates separation chamber's (44) top exit and carnallite two is imitated
Room (48) are heated to be connected.
10. a kind of evaporation and crystallization system of high high organic matter sewage of saliferous according to claim 1, which is characterized in that miscellaneous
Salt drying process unit includes: carnallite thickener (51), carnallite centrifuge (52), rake type drier (53), carnallite inter cooler
(54), carnallite vacuum pump (56), the second heat exchanger (57) and the second moisture trap (58)；Wherein, carnallite thickener (51)
It is connected with carnallite centrifuge (52), rake type drier (53) is connected with carnallite inter cooler (54), carnallite inter cooler (54) and carnallite
Vacuum pump (56) is connected, and carnallite vacuum pump (56) is connected with the second heat exchanger (57), the second heat exchanger (57) and the second air water point
It is connected from device (58).
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010489A (en) * | 2020-09-24 | 2020-12-01 | 北京今大禹环境技术股份有限公司 | High-salt high-organic-matter wastewater zero-discharge treatment system |
| CN113307436A (en) * | 2021-05-25 | 2021-08-27 | 中煤能源研究院有限责任公司 | HMM model-based evaporative crystallization solid-liquid separation system and method |
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2018
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112010489A (en) * | 2020-09-24 | 2020-12-01 | 北京今大禹环境技术股份有限公司 | High-salt high-organic-matter wastewater zero-discharge treatment system |
| CN113307436A (en) * | 2021-05-25 | 2021-08-27 | 中煤能源研究院有限责任公司 | HMM model-based evaporative crystallization solid-liquid separation system and method |
| CN113307436B (en) * | 2021-05-25 | 2022-12-13 | 中煤能源研究院有限责任公司 | HMM model-based evaporative crystallization solid-liquid separation system and method |
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