CN207871571U - A kind of evaporating, concentrating and crystallizing system - Google Patents
A kind of evaporating, concentrating and crystallizing system Download PDFInfo
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- CN207871571U CN207871571U CN201721730998.6U CN201721730998U CN207871571U CN 207871571 U CN207871571 U CN 207871571U CN 201721730998 U CN201721730998 U CN 201721730998U CN 207871571 U CN207871571 U CN 207871571U
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- concentrating
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- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
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Abstract
The utility model provides a kind of evaporating, concentrating and crystallizing system.It includes evaporation concentration device, evaporated crystallization device, vapour compression unit and Crystallization Separation device, crystal separator is connect by transfer pipe with the feed inlet of the second pump, the entrance of vapour compression unit is connect with concentrating and separating device and crystal separator respectively by jet chimney, and the outlet of vapour compression unit is connect with the steam inlet of First Heat Exchanger and the second heat exchanger respectively；Crystallization Separation device is connect by discharging pump with evaporated crystallization device.The evaporating, concentrating and crystallizing system of the utility model carries out pressurization heating using the steam that vapour compression unit generates enrichment facility and evaporated crystallization device and generates Secondary-steam heating heat exchange, accomplish to be not necessarily to external steam heated material, without water condensation, the energy is saved, efficient stable in system operation.
Description
Technical field
The utility model is related to evaporation concentration system technical field more particularly to a kind of evaporating, concentrating and crystallizing systems.
Background technology
Salting liquid condensing crystallizing generally use evaporation technology, traditional evaporation technology steam and power consumption are high, and exist and steam
A large amount of uses of a large amount of wastes and water resource of vapour tail gas energy.As the high pollution of steam, height take up an area, the limitation of high energy consumption,
The novel evaporation technique (such as MVR) of the energy flourishes based on electric energy, and steam has been gradually replaced in numerous application fields
Based on traditional vapo(u)rization system, because material is usually fed with normal temperature state, though there is pre-heating system, but material is difficult to high temperature shape eventually
State enters system, and novel system is easy to be influenced by feeding temperature, leads to that system fluctuation is big, stability is poor, and operation difficulty is high, and easily
Cause the system failure.
Therefore it provides a kind of evaporation and concentration for not needing external steam and carrying out heating and operational process efficient stable to material
Crystal system becomes evaporation concentration system field urgent problem to be solved.
Utility model content
The purpose of this utility model is to provide a kind of evaporating, concentrating and crystallizing system, which solve system operation it is unstable and
The problem of needing external steam to heat material has reached the recycling of steam heat, has saved the energy, system operation
Processing efficient is stablized.
For this purpose, the utility model uses following technical scheme：
A kind of evaporating, concentrating and crystallizing system, including：
Evaporation concentration device, evaporation concentration device include sequentially connected first pump, First Heat Exchanger and concentration and separation
The feed inlet of device, the first pump is connect with head tank；
Evaporated crystallization device, evaporated crystallization device include sequentially connected second pump, the second heat exchanger and Crystallization Separation
Device, crystal separator are connect by transfer pipe with the feed inlet of the second pump.
Vapour compression unit, the entrance of vapour compression unit by jet chimney respectively with concentrating and separating device and Crystallization Separation
Device connects, and the outlet of vapour compression unit is connect with the steam inlet of First Heat Exchanger and the second heat exchanger respectively；And
Crystallization Separation device, Crystallization Separation device are connect by discharging pump with evaporated crystallization device.
Wherein, further include head tank, condensing unit and the draining pump with the outlet connection of condensing unit, condensing unit
Entrance is connect with the steam (vapor) outlet of First Heat Exchanger and the second heat exchanger.
Wherein, feed pump and preheater, the discharge outlet of preheater and draining pump are additionally provided between head tank and the first pump
Connection.
Wherein, it is provided with the first level sensor in concentrating and separating device, the induction of the second liquid level is provided in crystal separator
The outlet at bottom of device, concentrating and separating device is connected by pipeline and the first pump, the charging that crystal separator is pumped by pipeline and second
Mouth connection.
Wherein, it is additionally provided with the first temperature inductor in concentrating and separating device and crystal separator, vapour compression unit goes out
Mouth is provided with the gentle pressure inductor of second temperature inductor.
Wherein, evaporating, concentrating and crystallizing system is provided with according to the first temperature inductor, the gentle pressure sensitivity of second temperature inductor
Answer the control device of the power of the Signal Regulation vapour compression unit of device.
Wherein, First Heat Exchanger is plate heat exchanger, and the second heat exchanger is pipe heat exchanger.
Wherein, it is provided in transfer pipe and turns material valve.
Wherein, Crystallization Separation device includes crystallization kettle and the centrifuge that is connect with crystallization kettle.
Wherein, the outlet of centrifuge is connected with third pump, and the outlet of third pump is connect by pipeline with the import of the second pump.
The beneficial effects of the utility model：Evaporating, concentrating and crystallizing system provided by the utility model includes being concentrated by evaporation to fill
It sets, evaporated crystallization device, vapour compression unit and Crystallization Separation device, evaporation concentration device include sequentially connected first
Pump, First Heat Exchanger and concentrating and separating device, evaporated crystallization device include sequentially connected second pump, the second heat exchanger and knot
Brilliant separator, crystal separator are connect by transfer pipe with the feed inlet of the second pump, and the entrance of vapour compression unit passes through steaming
Steam pipe road is connect with concentrating and separating device and crystal separator respectively, the outlet of vapour compression unit respectively with First Heat Exchanger and
The steam inlet of two heat exchangers connects；Crystallization Separation device is connect by discharging pump with evaporated crystallization device.The utility model
Evaporating, concentrating and crystallizing system is instead of traditional steam heating evaporation crystallization mode, evaporation concentration device, evaporated crystallization device, steaming
Connection, air pressure are almost the same between vapour pressure compression apparatus and Crystallization Separation device, are filled using vapour compression unit to being concentrated by evaporation
Set the steam generated with evaporated crystallization device carry out pressurization heating generate indirect steam, indirect steam be passed into First Heat Exchanger and
It exchanges heat to material in second heat exchanger, material is made to maintain the shape of continuous evaporation concentration in crystal separator and concentrating and separating device
The steam circulation of state, evaporation enters in evaporation concentration device, realizes the interior recycling of heat, accomplishes to be not necessarily to external steaming
Vapour heated material is not necessarily to water condensation, has saved the energy, and operational process is efficient, stablizes.The evaporating, concentrating and crystallizing system of the utility model
System carries out pressurization heating using the steam that vapour compression unit generates enrichment facility and evaporated crystallization device and generates indirect steam
Material is heated, accomplishes to be not necessarily to external steam heated material, is not necessarily to water condensation, has saved the energy, in system operation efficiently
Stablize.
Description of the drawings
Fig. 1 is a kind of structural schematic diagram of evaporating, concentrating and crystallizing system of the utility model.
Reference numeral is as follows：
1- evaporation concentration devices, the pumps of 11- first, 12- First Heat Exchangers, 13- concentrating and separating devices, 14- transfer pipes, 15-
Turn material valve；2- evaporated crystallization devices, the pumps of 21- second, the second heat exchangers of 22-, 23- crystal separators, 24- discharging pumps；3- steam
Compression set；4- Crystallization Separations device, 41- crystallization kettles, 42- centrifuges, 43- thirds pump；5- condensing units, 51- draining pumps；6-
Head tank, 61- feed pumps；7- preheaters.
Specific implementation mode
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by specific embodiment.
With reference to figure 1, evaporating, concentrating and crystallizing system provided in this embodiment, including evaporation concentration device 1, evaporated crystallization device
2, vapour compression unit 3 and Crystallization Separation device 4, evaporation concentration device 1 include sequentially connected the 11, first heat exchange of first pump
Device 12 and concentrating and separating device 13, evaporated crystallization device 2 include sequentially connected second the 21, second heat exchanger 22 of pump and crystallization
Separator 23, crystal separator 23 are connect by transfer pipe 14 with the feed inlet of the second pump 21, the entrance of vapour compression unit 3
It is connect respectively with concentrating and separating device 13 and crystal separator 23 by jet chimney, the outlet of vapour compression unit 3 is respectively with
One heat exchanger 12 is connected with the steam inlet of the second heat exchanger 22, and Crystallization Separation device 4 is filled by discharging pump 24 and evaporative crystallization
Set 2 connections.
In the present embodiment, material enters concentration point by the extraction of the first pump 11 after the heating of First Heat Exchanger 12
From in device 13, material is tentatively evaporated in concentrating and separating device 13, improves material concentration；Material after concentration is by turning material
Pipeline 14 is entered by the second pump 21 and the second heat exchanger 22 in crystal separator 23, is further concentrated by evaporation, and
Bottom crystal in crystal separator 23 goes out salt slurry；Salt slurry in crystal separator 23 is discharged to Crystallization Separation device by discharging pump 24
In 4, salt slurry crystallisation by cooling in Crystallization Separation device 4 obtains crystalline salt.The heat source of First Heat Exchanger 12 and the second heat exchanger 22
Pressurization heating is carried out to the steam in evaporation concentration device 1 and evaporated crystallization device 2 for vapour compression unit 3 and generates secondary steaming
Vapour.
In the present embodiment, for evaporating, concentrating and crystallizing system instead of traditional steam heating evaporation crystallization mode, evaporation is dense
Connection, air pressure are almost the same between compression apparatus 1, evaporated crystallization device 2, vapour compression unit 3 and Crystallization Separation device 4, are
It unites stable, the steam generated to enrichment facility 1 and evaporated crystallization device 2 using vapour compression unit 3 carries out pressurization heating
Indirect steam is generated, indirect steam is passed into First Heat Exchanger 12 and the second heat exchanger 22 and exchanges heat to material, makes material
The state of continuous evaporation concentration is maintained in crystal separator 23 and concentrating and separating device 13, and it is dense that the steam circulation of evaporation enters evaporation
Compression apparatus 1 realizes the interior recycling of heat, accomplishes to be not necessarily to external steam heated material, is not necessarily to water condensation, has saved energy
Source.The evaporating, concentrating and crystallizing system of this present embodiment realizes the interior recycling of heat, accomplishes to heat without external steam
Material is not necessarily to water condensation, to reduce cost in the evaporative crystallization technique of material, having saved the energy.
In addition, the evaporating, concentrating and crystallizing system in the present embodiment further includes condensing unit 5 and the outlet with condensing unit 5
The entrance of the draining pump 51 of connection, condensing unit 5 is connect with the steam (vapor) outlet of First Heat Exchanger 12 and the second heat exchanger 22, raw material
It is provided with feed pump 61 and preheater 7 between the pump of tank 6 and first 11, preheater 7 is connect with the discharge outlet of draining pump 51.Secondary steaming
After vapour exchanges heat in First Heat Exchanger 12 and the second heat exchanger 22, water is condensed to, condensing unit 5 can store the secondary steaming of condensation
The condensed hot water of vapour heat exchange, the temperature of hot water, containing a large amount of heat, are expelled directly out the storage to the later stage at 100 degree or so
Processing all make troubles, and can waste, material is too low into temperature before system, can cause the temperature of 13 material of concentrating and separating device
It is unstable, system stability is influenced, hot water, which is discharged into the material in preheater 7 to head tank 6, by draining pump 51 enters first
It is preheated before heat exchanger 12, using preheater 7 and hot water to material-heat-exchanging, can both reduce hot water temperature, be convenient for subsequent processing,
Again can improving material temperature, systems stabilisation operation, recycle heat, saved the energy.
The outlet at bottom of concentrating and separating device 13 11 is connect by pipeline with the first pump, and crystal separator 23 passes through pipeline and the
The feed inlet connection of two pumps 21.Material in concentrating and separating device 13 is entered by outlet at bottom and pipeline in the first pump 11, then
It exchanges heat with indirect steam in secondary progress First Heat Exchanger 12, the progress entered back into concentrating and separating device 13 is further steamed
Hair, the steam after evaporation enter Pressurized-heated in Pistonless compressor and generate indirect steam, form cycle concentration and evaporation；Crystallization Separation
Material in device 23 is entered in the second heat exchanger 22 and is exchanged heat with indirect steam by pipeline, the second pump 21, is entered back into
Further evaporative crystallization is carried out in crystal separator 23, it is secondary that the steam after evaporation enters Pressurized-heated generation in Pistonless compressor
Steam forms circulating and evaporating crystallization.
It is provided with the first level sensor in concentrating and separating device 13, the induction of the second liquid level is provided in crystal separator 23
Device is provided in transfer pipe 14 and turns material valve 15.First level sensor can induce the liquid level of concentrating and separating device 13, concentration
When the liquid level of separator 13 is low, feed pump 61 is opened, the material being pumped into head tank 6；When the liquid level of concentrating and separating device 13 is high, into
Material pump 61 is closed, and the material being pumped into head tank 6 is stopped；Second level sensor can incude material liquid in crystal separator 23
, when material liquid level is low in induction crystal separator 23, turn the unlatching of material valve 15, the material in concentrating and separating device 13 is by turning material valve
15, second the 21, second heat exchanger 22 of pump enters in crystal separator 23；When material liquid level is high in induction crystal separator 23,
Turn the closing of material valve 15.
Wherein, the first temperature inductor, vapour compression unit 3 are additionally provided in concentrating and separating device 13 and crystal separator 23
Outlet be provided with the gentle pressure inductor of second temperature inductor, evaporating, concentrating and crystallizing system is provided with according to the first temperature sense
The control device of the power of the Signal Regulation vapour compression unit 3 of the gentle pressure inductor of device, second temperature inductor.Work as air pressure transmission
Sensor detects that air pressure is too high and the first temperature inductor, second temperature sensor detect when the temperature is excessively high, control device drop
The power of low-steam pressure compression apparatus 3 lowers the temperature and pressure of indirect steam, and temperature and air pressure is made to restore normal range (NR).
Wherein, First Heat Exchanger 12 is plate heat exchanger, and the second heat exchanger 22 is pipe heat exchanger.First Heat Exchanger 12 is adopted
With plate heat exchanger, in enriching stage, material concentration is relatively low, not will produce crystal dirt matter, plate heat exchanger ratio in terms of heat transfer
Pipe heat exchanger has better heat-transfer effect, so can preferably be conducted heat using plate heat exchanger.Pipe heat exchanger is preventing crystalline substance
In terms of body fouling advantageously than plate heat exchanger, so the second heat exchanger 22 is pipe heat exchanger.
Wherein, Crystallization Separation device 4 includes crystallization kettle 41 and the centrifuge 42 being connect with crystallization kettle 41, centrifuge 42
Outlet is connected with third pump 43, and the outlet of third pump 43 is connect by pipeline with the import of the second pump 21.Salt slurry is in crystallization kettle 41
Middle crystallisation by cooling, the crystalline salt in crystallization kettle 41 is dehydrated under the action of centrifuge 42 obtains the low solid crystalline substance salt of moisture content, from
The mother liquor obtained after scheming 42 is entered in crystal separator 23 and is recycled by the 43, second pump 21 of third pump and the second heat exchanger 22
Evaporation.
The above content is only the preferred embodiment of the utility model, for those of ordinary skill in the art, according to this reality
With novel thought, there will be changes in the specific implementation manner and application range, and the content of the present specification should not be construed as
Limitations of the present invention.
Claims (10)
1. a kind of evaporating, concentrating and crystallizing system, which is characterized in that further include：
Evaporation concentration device (1), the evaporation concentration device (1) include sequentially connected first pump (11), First Heat Exchanger
(12) and concentrating and separating device (13)；
Evaporated crystallization device (2), the evaporated crystallization device (2) include sequentially connected second pump (21), the second heat exchanger
(22) and crystal separator (23), the crystal separator (23) by transfer pipe (14) with described second pump (21) into
Material mouth connects；
Vapour compression unit (3), the entrance of the vapour compression unit (3) by jet chimney respectively with the concentrating and separating device
(13) connected with the crystal separator (23), the outlet of the vapour compression unit (3) respectively with the First Heat Exchanger
(12) it is connected with the steam inlet of the second heat exchanger (22)；And
Crystallization Separation device (4), the Crystallization Separation device (4) are connected by discharging pump (24) and the evaporated crystallization device (2)
It connects.
2. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that further include condensing unit (5) and with
The draining pump (51) of the outlet connection of the condensing unit (5), entrance and the First Heat Exchanger of the condensing unit (5)
(12) it is connected with the steam (vapor) outlet of the second heat exchanger (22).
3. evaporating, concentrating and crystallizing system according to claim 2, which is characterized in that further include head tank (6), the raw material
It is provided with feed pump (61) and preheater (7), the preheater (7) and the draining between tank (6) and first pump (11)
Pump the discharge outlet connection of (51).
4. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that setting in the concentrating and separating device (13)
There is the first level sensor, be provided with the second level sensor in the crystal separator (23), on the transfer pipe (14)
It is provided with and turns material valve (15).
5. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that the bottom of the concentrating and separating device (13)
Outlet is connect by pipeline with the feed inlet of first pump (11), and the crystal separator (23) passes through pipeline and described second
Pump the feed inlet connection of (21).
6. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that the concentrating and separating device (13) and described
The first temperature inductor is additionally provided in crystal separator (23), the outlet of the vapour compression unit (3) is provided with the second temperature
Spend the gentle pressure inductor of inductor.
7. evaporating, concentrating and crystallizing system according to claim 6, which is characterized in that the evaporating, concentrating and crystallizing system setting
Vapour compression unit described in the Signal Regulation of the gentle pressure inductor of with good grounds first temperature inductor, second temperature inductor
(3) control device of power.
8. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that the First Heat Exchanger (12) is board-like
Heat exchanger, second heat exchanger (22) are pipe heat exchanger.
9. evaporating, concentrating and crystallizing system according to claim 1, which is characterized in that the Crystallization Separation device (4) includes
Crystallization kettle (41) and the centrifuge (42) being connect with the crystallization kettle (41).
10. evaporating, concentrating and crystallizing system according to claim 9, which is characterized in that the outlet of the centrifuge (42) connects
It is connected to third pump (43), the outlet of the third pump (43) is connect by pipeline with the import of second pump (21).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721730998.6U CN207871571U (en) | 2017-12-12 | 2017-12-12 | A kind of evaporating, concentrating and crystallizing system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721730998.6U CN207871571U (en) | 2017-12-12 | 2017-12-12 | A kind of evaporating, concentrating and crystallizing system |
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| CN207871571U true CN207871571U (en) | 2018-09-18 |
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| CN201721730998.6U Active CN207871571U (en) | 2017-12-12 | 2017-12-12 | A kind of evaporating, concentrating and crystallizing system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987766A (en) * | 2019-04-19 | 2019-07-09 | 临涣焦化股份有限公司 | A kind of desulfurization waste liquor condensing crystallizing integrated apparatus |
| CN110171837A (en) * | 2019-05-14 | 2019-08-27 | 惠纯科技(浙江)有限公司 | A kind of energy-efficient lithium chloride enrichment facility |
| CN110201414A (en) * | 2019-05-14 | 2019-09-06 | 惠纯科技(浙江)有限公司 | A kind of energy-efficient sodium chloride concentration and crystallization device |
| CN110648775A (en) * | 2019-10-31 | 2020-01-03 | 湖南汉华京电清洁能源科技有限公司 | Nuclear power station radioactive waste liquid MVR evaporation system and operation method thereof |
| CN112875782A (en) * | 2021-03-25 | 2021-06-01 | 北京清新环境技术股份有限公司 | Contain concentrated crystal system of salt waste liquid |
-
2017
- 2017-12-12 CN CN201721730998.6U patent/CN207871571U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109987766A (en) * | 2019-04-19 | 2019-07-09 | 临涣焦化股份有限公司 | A kind of desulfurization waste liquor condensing crystallizing integrated apparatus |
| CN110171837A (en) * | 2019-05-14 | 2019-08-27 | 惠纯科技(浙江)有限公司 | A kind of energy-efficient lithium chloride enrichment facility |
| CN110201414A (en) * | 2019-05-14 | 2019-09-06 | 惠纯科技(浙江)有限公司 | A kind of energy-efficient sodium chloride concentration and crystallization device |
| CN110648775A (en) * | 2019-10-31 | 2020-01-03 | 湖南汉华京电清洁能源科技有限公司 | Nuclear power station radioactive waste liquid MVR evaporation system and operation method thereof |
| CN112875782A (en) * | 2021-03-25 | 2021-06-01 | 北京清新环境技术股份有限公司 | Contain concentrated crystal system of salt waste liquid |
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| GR01 | Patent grant | ||
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| CP03 | Change of name, title or address |
Address after: A1701-1707, building 12, shenzhenwan science and technology ecological park, No.18, South Keji Road, high tech community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Jiejing Technology Co.,Ltd. Address before: 518000 zone B, floor 2, building A3, Shenzhen digital technology park, Gaoxin South 7th Road, high tech Zone South, Nanshan District, Shenzhen, Guangdong Province Patentee before: SHENZHEN CRYSTAL ENERGY TECH Co.,Ltd. |
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Effective date of registration: 20230103 Address after: A1701-1707, building 12, shenzhenwan science and technology ecological park, No.18, South Keji Road, high tech community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen Jiejing Technology Co.,Ltd. Patentee after: Baoji Jierui Chemical Equipment Co.,Ltd. Address before: A1701-1707, building 12, shenzhenwan science and technology ecological park, No.18, South Keji Road, high tech community, Yuehai street, Nanshan District, Shenzhen, Guangdong 518000 Patentee before: Shenzhen Jiejing Technology Co.,Ltd. |