CN208161062U - A kind of anolyte condensing crystallizing system - Google Patents
A kind of anolyte condensing crystallizing system Download PDFInfo
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- CN208161062U CN208161062U CN201820310157.8U CN201820310157U CN208161062U CN 208161062 U CN208161062 U CN 208161062U CN 201820310157 U CN201820310157 U CN 201820310157U CN 208161062 U CN208161062 U CN 208161062U
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- pump
- forced
- evaporator
- separator
- anolyte
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Abstract
The utility model relates to a kind of anolyte condensing crystallizing systems, including forced-circulation evaporator and the falling film evaporator being attached thereto, crystal separator, the falling film evaporator is separately connected vapor preheater, compressor, falling liquid film circulating pump, tail gas condenser and falling film separator, the forced-circulation evaporator is separately connected compressor, falling film separator, tail gas condenser, condensate water pot and forced circulation pump, and the crystal separator is separately connected forced circulation pump, falling film evaporator, demister and centrifuge；The utility model has the advantages that the utility model be a kind of low energy consumption, low cost, high efficiency, it is pollution-free, occupy little space, separate thoroughly, and easy to operate, manageable anolyte condensing crystallizing system.
Description
Technical field
The utility model relates to condensing crystallizing systems, and in particular to a kind of anolyte condensing crystallizing system.
Background technique
In the prior art to liquid carry out condensing crystallizing when, generally using multiple-effect evaporation crystallize, i.e., using live steam to
Liquid, which provides, evaporates required heat, and liquid boiling is promoted to vaporize；Vaporization chamber separates gas-liquid two-phase, will be secondary after vaporization
Steam passes to lower 1st effective evaporator and is evaporated.When liquid reaches a certain concentration, equipment is crystallized.It is generated in vaporization chamber
Secondary steam has a large amount of liquid foams, after having arrived the vaporization chamber of larger space, the work of these liquid thereby aggregate themselves or demister etc.
With being able to separate with steam, usual demister is located at the top of vaporization chamber.
But the above method has the following problems：
Live steam dosage is big, and energy consumption is high；Operating cost is high；Production efficiency is low；Configuration large-sized boiler is generally required, to ring
Border pollution；Circulating cooling water consumption is big；System device therefor has pressure vessel, and supervision is high and requires operative employee high；
Complicated for operation, large labor intensity needs to be equipped with more employee, and management is big；Double evaporation-cooling separation is not thorough, the condensation of generation
Water is not up to standard, needs secondary treatment；Space occupied is big.
Existing Chinese patent document 201520666327.2 discloses a kind of concentration and crystallization device, main technical schemes
For：A kind of concentration and crystallization device, it is characterized in that being made of inspissator and crystallizer, inspissator is exported equipped with enriching slurry, crystallization
Device is equipped with enriching slurry entrance, and magma exports, and the connecting line of inspissator and crystallizer is made of two sections of different pipelines of design,
Control valve is installed on the pipeline connecting with inspissator, the pipeline connecting with crystallizer is the chute of a upper opening, is slipped
Slot one end is fixedly mounted on the top cover of crystallizer by device for fixing chute, is connect by enriching slurry entrance with crystallizer,
The other end reaches the lower section for the pipeline outlet connecting with inspissator, and chute and crystallizer shape at a tilt angle, facilitate slurry
It automatically flows into crystallizer, pipeline is spatially not directly contacted with chute.It is different from the utility model.
Utility model content
The purpose of this utility model is to solve the above problems, provide a kind of low energy consumption, low cost, high efficiency, it is pollution-free, account for
With space is small, separation thoroughly, and easy to operate, manageable anolyte condensing crystallizing system.
To achieve the above object, the utility model provides the following technical solutions：
A kind of anolyte condensing crystallizing system, including forced-circulation evaporator and the falling film evaporator being attached thereto, crystallization
Separator, the falling film evaporator are separately connected vapor preheater, compressor, falling liquid film circulating pump, tail gas condenser and falling liquid film point
From device, the forced-circulation evaporator is separately connected compressor, falling film separator, tail gas condenser, condensate water pot and forces to follow
Ring pump, the crystal separator are separately connected forced circulation pump, falling film evaporator, demister and centrifuge；The forced circulation
Pump is set between forced-circulation evaporator and crystal separator, and the compressor is set to falling film evaporator and forced-circulation evaporator
Between, and demister is connected simultaneously, the demister connects falling film separator；Between the circulation evaporation crystallizer and centrifuge
It is respectively equipped with magma tank and mother liquor tank, mother liquor is equipped between the circulation evaporation crystallizer and mother liquor tank and is pumped；The steam preheating
Device is separately connected condensate water pot and condensation water preheater, the condensate water pot are separately connected tail gas condenser and condensate pump, institute
It states condensation water preheater and is separately connected condensate pump and feed pump, the feed pump jointed anode liquid, the tail gas condenser connects
Connect vacuum pump.
Further, the vapor preheater is equipped with steam inlet, and the condensation water preheater is equipped with condensation-water drain, institute
Tail gas condenser is stated equipped with tower water inlet and outlet.
Further, the demister is bi-directionally connected with falling film separator.
Preferably, the compressor is vapour compression machine.
Preferably, the forced circulation pump is axial-flow pump.
Preferably, the condensation water preheater is plate heat exchanger.
The beneficial effects of the utility model are：
The utility model live steam dosage is small, and low energy consumption；Operating cost be equivalent to traditional triple effect evaporator 30~
40% expense；High production efficiency is equivalent to 30 effects of traditional multi-effect evaporator；Generally require configuration small-sized steam generator i.e.
Can, no pollution to the environment；Circulating cooling water consumption is few；System device therefor is not belonging to pressure vessel, easy to operate, needs to be equipped with
Less employee, manageability；Thoroughly, the condensed water of generation can reach reuse standard without secondary treatment for double evaporation-cooling separation；It accounts for
Ground space is small.
Detailed description of the invention
In order to illustrate more clearly of the utility model embodiment technical solution, will make below to required in embodiment description
Attached drawing is briefly described, it should be apparent that, the accompanying drawings in the following description is only the utility model in order to more clearly
Illustrate the utility model embodiment or technical solution in the prior art, for those of ordinary skill in the art, is not paying
Out under the premise of creative work, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is the system structure diagram of the utility model.
Specific embodiment
A kind of anolyte condensing crystallizing system as shown in Figure 1, including forced-circulation evaporator E5 and the drop being attached thereto
Film evaporator E4, crystal separator S3, the falling film evaporator E4 are separately connected vapor preheater E2, compressor M1, falling liquid film and follow
Ring pumps P4, tail gas condenser E3 and falling film separator S1, the forced-circulation evaporator E5 are separately connected compressor M1, falling liquid film point
Forced circulation is separately connected from device S1, tail gas condenser E3, condensate water pot G1 and forced circulation pump P5, the crystal separator S3
Pump P5, falling film evaporator E4, demister S2 and centrifuge M2；The forced circulation pump P5 is set to forced-circulation evaporator E5 and knot
Between brilliant separator S3, the compressor M1 is set between falling film evaporator E4 and forced-circulation evaporator E5, and is connected simultaneously
Demister S2, the demister S2 connection falling film separator S1；It is respectively equipped between the crystal separator S3 and centrifuge M2
Magma tank G2 and mother liquor tank G3 is equipped with mother liquor and pumps P6 between the crystal separator S3 and mother liquor tank G3；The vapor preheater
E2 is separately connected condensate water pot G1 and condensation water preheater E1, the condensate water pot G1 are separately connected tail gas condenser E3 and condensation
Water pump P 2, the condensation water preheater E1 are separately connected condensate pump P2 and feed pump P1, the feed pump P1 jointed anode liquid,
The tail gas condenser E3 connection vacuum pump P3.
Further, the vapor preheater E2 is equipped with steam inlet, and the condensation water preheater E1 goes out equipped with condensed water
Mouthful, the tail gas condenser E3 is equipped with tower water inlet and outlet.
Further, the demister S2 and falling film separator S1 is bi-directionally connected.
Preferably, the compressor M1 is vapour compression machine.
Preferably, the forced circulation pump P5 is axial-flow pump.
Preferably, the condensation water preheater E1 is plate heat exchanger.
The process flow of the utility model is as follows：
1, anolyte process stream journey：Anolyte passes sequentially through feed pump P1 and enters condensation water preheater E1 raising temperature
Degree, enters the bottom falling film evaporator E4 using vapor preheater E2, falling liquid film circulating pump P4 is by anolyte in falling film evaporator E4
Interior continuous circulation is concentrated into the anolyte being then concentrated close to saturation state and enters crystal separator S3, and forced circulation pump P5 will
Concentrate is continued cycling through to be concentrated into crystallizer in crystal separator S3 and be crystallized, crystal grain in separator S3 to be crystallized
Reach discharge concentration, discharge containing solid-liquid to centrifuge M2 and be separated by solid-liquid separation, crystal salt is separated by centrifuge M2, beats
Packet is sold.Condensing crystallizing is continued to participate in through P6 times vapo(u)rization systems of mother liquor pump containing sour saliferous mother liquor fraction after centrifugation, part is brought back to life
Production system carries out waste acidity recovery recycling.
2, secondary steam recycling process flow：During steady production, falling film separator S1 and crystal separator S3 divide
The secondary steam come is separated out by demister S2, clean secondary steam is obtained and enters compressor M1, compressor M1 is to secondary steaming
Vapour further heats up boosting, after improving heat content, high-quality secondary steam is freely distributed to falling liquid film under compressor M1 effect and is steamed
Device E4 and forced-circulation evaporator E5 shell side are sent out, exchanges heat with tube side anolyte, the heat source of material evaporation is provided, it will be in material
Moisture be evaporated, the steam being evaporated i.e. secondary steam, secondary steam enter compressor M1 compression recycle, after compression
Secondary steam in falling film evaporator E4 and forced-circulation evaporator E5 shell side by the anode liquid condensing of tube side, formed condensed water into
Enter condensed water process.
3, condensed water heat recovery process process：The cleaning generated by falling film evaporator E4 and forced-circulation evaporator E5 is cold
Condensate is discharged into condensate water pot G1, by condensate pump P2, into condensation water preheater E1, carries out to the anolyte of charging pre-
Heat improves anode temperature, is conducive to evaporate, while reducing condensate temperature, is conducive to recycling and reusing.
4, fixed gas process：In evaporation process, falling film evaporator E4 and forced-circulation evaporator E5 can generate part not
Solidifying gas, vacuum available pump P3 carry out cooling extraction to it by tail gas condenser E3, system thermal are made to be fully used, stablize
Production.
The utility model live steam dosage is small, and low energy consumption；Operating cost be equivalent to traditional triple effect evaporator 30~
40% expense；High production efficiency is equivalent to 30 effects of traditional multi-effect evaporator；Generally require configuration small-sized steam generator i.e.
Can, no pollution to the environment；Circulating cooling water consumption is few；System device therefor is not belonging to pressure vessel, easy to operate, needs to be equipped with
Less employee, manageability；Thoroughly, the condensed water of generation can reach reuse standard without secondary treatment for double evaporation-cooling separation；It accounts for
Ground space is small.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (6)
1. a kind of anolyte condensing crystallizing system, which is characterized in that including drop forced-circulation evaporator (E5) and be attached thereto
Film evaporator (E4), crystal separator (S3), the falling film evaporator (E4) are separately connected vapor preheater (E2), compressor
(M1), falling liquid film circulating pump (P4), tail gas condenser (E3) and falling film separator (S1), the forced-circulation evaporator (E5) is respectively
Connect compressor (M1), falling film separator (S1), tail gas condenser (E3), condensate water pot (G1) and forced circulation pump (P5), institute
It states crystal separator (S3) and is separately connected forced circulation pump (P5), falling film evaporator (E4), demister (S2) and centrifuge (M2)；
The forced circulation pump (P5) is set between forced-circulation evaporator (E5) and crystal separator (S3), the compressor
(M1) it is set between falling film evaporator (E4) and forced-circulation evaporator (E5), and connects demister (S2), the foam removal simultaneously
Device (S2) connects falling film separator (S1)；Magma tank (G2) is respectively equipped between the crystal separator (S3) and centrifuge (M2)
And mother liquor tank (G3), mother liquor pump (P6) is equipped between the crystal separator (S3) and mother liquor tank (G3)；
The vapor preheater (E2) is separately connected condensate water pot (G1) and condensation water preheater (E1), the condensate water pot (G1)
It is separately connected tail gas condenser (E3) and condensate pump (P2), the condensation water preheater (E1) is separately connected condensate pump (P2)
And feed pump (P1), feed pump (P1) the jointed anode liquid, the tail gas condenser (E3) connect vacuum pump (P3).
2. a kind of anolyte condensing crystallizing system according to claim 1, which is characterized in that the vapor preheater (E2)
Equipped with steam inlet, the condensation water preheater (E1) be equipped with condensation-water drain, the tail gas condenser (E3) be equipped with tower water into
Mouth and outlet.
3. a kind of anolyte condensing crystallizing system according to claim 1, which is characterized in that the demister (S2) and drop
Membrane separator (S1) is to be bi-directionally connected.
4. a kind of anolyte condensing crystallizing system according to claim 1, which is characterized in that the compressor (M1) is to steam
Vapour compressor.
5. a kind of anolyte condensing crystallizing system according to claim 1, which is characterized in that the forced circulation pump (P5)
For axial-flow pump.
6. a kind of anolyte condensing crystallizing system according to any one of claims 1 to 5, which is characterized in that the condensation
Water preheater (E1) is plate heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310157.8U CN208161062U (en) | 2018-03-06 | 2018-03-06 | A kind of anolyte condensing crystallizing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820310157.8U CN208161062U (en) | 2018-03-06 | 2018-03-06 | A kind of anolyte condensing crystallizing system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208161062U true CN208161062U (en) | 2018-11-30 |
Family
ID=64385138
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820310157.8U Expired - Fee Related CN208161062U (en) | 2018-03-06 | 2018-03-06 | A kind of anolyte condensing crystallizing system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208161062U (en) |
-
2018
- 2018-03-06 CN CN201820310157.8U patent/CN208161062U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190507 Address after: 710000 Room 1907, Block A, Digital Life, Sci-tech Five Road, Xi'an High-tech Zone, Shaanxi Province Patentee after: Xi'an Hebang Environmental Technology Co., Ltd. Address before: 710000 No. 47, Seventh Villager Group, Xiewan Village, Qianwei Town, Lantian County, Xi'an City, Shaanxi Province Patentee before: Xie Wei |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181130 Termination date: 20210306 |
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| CF01 | Termination of patent right due to non-payment of annual fee |