CN108452553A - A kind of aeroge alcohol water recovery device - Google Patents
A kind of aeroge alcohol water recovery device Download PDFInfo
- Publication number
- CN108452553A CN108452553A CN201810279604.2A CN201810279604A CN108452553A CN 108452553 A CN108452553 A CN 108452553A CN 201810279604 A CN201810279604 A CN 201810279604A CN 108452553 A CN108452553 A CN 108452553A
- Authority
- CN
- China
- Prior art keywords
- outlet
- inner cylinder
- knockout drum
- chambers
- alcohol
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 title claims abstract description 97
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 40
- 238000011084 recovery Methods 0.000 title claims abstract description 12
- 235000019441 ethanol Nutrition 0.000 claims abstract description 39
- 239000007788 liquid Substances 0.000 claims abstract description 29
- 238000005192 partition Methods 0.000 claims abstract description 18
- 239000002808 molecular sieve Substances 0.000 claims abstract description 16
- URGAHOPLAPQHLN-UHFFFAOYSA-N sodium aluminosilicate Chemical compound [Na+].[Al+3].[O-][Si]([O-])=O.[O-][Si]([O-])=O URGAHOPLAPQHLN-UHFFFAOYSA-N 0.000 claims abstract description 16
- 230000018044 dehydration Effects 0.000 claims abstract description 13
- 238000006297 dehydration reaction Methods 0.000 claims abstract description 13
- 239000012528 membrane Substances 0.000 claims abstract description 10
- -1 condenser Substances 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 4
- 239000007792 gaseous phase Substances 0.000 claims description 4
- 239000012071 phase Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims description 3
- 239000007791 liquid phase Substances 0.000 claims description 3
- 238000000926 separation method Methods 0.000 abstract description 14
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000006073 displacement reaction Methods 0.000 abstract description 6
- 239000000203 mixture Substances 0.000 abstract description 6
- 238000000352 supercritical drying Methods 0.000 abstract description 6
- 230000007062 hydrolysis Effects 0.000 abstract description 3
- 238000006460 hydrolysis reaction Methods 0.000 abstract description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 description 2
- IDGUHHHQCWSQLU-UHFFFAOYSA-N ethanol;hydrate Chemical compound O.CCO IDGUHHHQCWSQLU-UHFFFAOYSA-N 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 229910052710 silicon Inorganic materials 0.000 description 2
- 239000010703 silicon Substances 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000002904 solvent Substances 0.000 description 2
- 229910002012 Aerosil® Inorganic materials 0.000 description 1
- 239000004965 Silica aerogel Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 235000019504 cigarettes Nutrition 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007717 exclusion Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000011343 solid material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D17/00—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion
- B01D17/005—Separation of liquids, not provided for elsewhere, e.g. by thermal diffusion by thermal diffusion
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C29/00—Preparation of compounds having hydroxy or O-metal groups bound to a carbon atom not belonging to a six-membered aromatic ring
- C07C29/74—Separation; Purification; Use of additives, e.g. for stabilisation
- C07C29/76—Separation; Purification; Use of additives, e.g. for stabilisation by physical treatment
-
- 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
- Y02P20/00—Technologies relating to chemical industry
- Y02P20/50—Improvements relating to the production of bulk chemicals
Abstract
A kind of aeroge alcohol water recovery device proposed by the present invention,Including afterburner,Ethanol dehydration tower,Molecular sieve,Condenser,Buffer tank,Knockout drum,Water transferring box and absolute ethyl alcohol transferring box,It is sequentially connected,Wherein,The second outlet of molecular sieve connects afterburner,Partition board and inner cylinder are equipped in knockout drum,Partition board and inner cylinder will be divided into 3 chambers inside knockout drum,Inlet tube is set on knockout drum,Outlet tube and liquid level sensor,Semi-permeable membrane is set on inner cylinder,Threeway is connected on inlet tube,And it is controlled and is supplied by three-way flow divider valve,Solenoid valve is set on outlet tube,Control ethyl alcohol discharge,The configuration of the present invention is simple,Reasonable design,Can after high efficiente callback supercritical drying output alcohol-water mixture,And carry out high concentration separation,Absolute ethyl alcohol concentration after separation is high,It can be used directly as displacement liquid,Water after separation also can be used for the hydrolysis of colloidal sol production,Help to reduce manufacturing cost,It preserves the ecological environment.
Description
Technical field
The present invention relates to aeroge production application field, especially a kind of aeroge alcohol water recovery device.
Background technology
Aeroge is in the case where keeping gel skeleton structural integrity, and the product after gel internal solvent is dried is
A kind of amorphous state low density material with nano-porous structure.Aerosil also referred to as " blue smoke ", " solid cigarette ",
It is the most light solid material being currently known, and the best material of heat-insulating property so far, is known as " changing the god in the world
Strange material ".
Now, the preparation of silica aerogel is mostly prepared using simplex method, before carrying out supercritical drying, need to use anhydrous second
Water therein into line replacement, is cemented out the solvent in gel by alcohol, to reduce the capillary tube power generated in supercritical drying；
After general displacement, can all there be certain residual moisture, cause in the liquid recycled after supercritical drying there are partial moisture, this
Kind liquid is alcohol-water mixture, can not be directly re-used for displacement liquid use, needs to carry out alcohol-water separation thus.
However the absolute ethyl alcohol that the alcohol-water separation equipment now used is isolated, it can not be applicable in completely and high performance silicon gas
The production of gel（Water content is larger, and high performance silicon aeroge is to displacement liquid in other words（Absolute ethyl alcohol）Concentration requirement it is higher, most
It is 99.5% or more well）.
Invention content
The present invention is in view of the above-mentioned problems, the invention discloses a kind of aeroge alcohol water recovery devices.
Specific technical solution is as follows：
A kind of aeroge alcohol water recovery device, including afterburner, ethanol dehydration tower, molecular sieve, condenser, buffer tank, separation
Tank, water transferring box and absolute ethyl alcohol transferring box, which is characterized in that the afterburner is connected with the gas phase import of ethanol dehydration tower,
The gaseous phase outlet of the ethanol dehydration tower is connected with molecular sieve, and the molecular sieve includes first outlet and second outlet, and described
One outlet connection condenser, the second outlet connect afterburner；
The condenser side connects vacuum pump, exports Connection Cache tank；Partition board and inner cylinder are equipped in the knockout drum, it is described
Partition board and inner cylinder will be divided into 3 chambers, respectively 2 first chambers and 2 second chambers, first chamber inside knockout drum
Room is the chamber detached between top tank structure, partition board and inner tank theca, and the second chamber is inner cylinder internal chamber；Knockout drum upper end
Equipped with inlet tube, the quantity of the inlet tube is 2, and 2 inlet tubes are respectively communicated with 2 first chambers, and 2 inlet tubes pass through the
One three-way pipe is connected, and the outlet of first three-way pipe and buffer tank which is provided with three-way flow divider valve；
The knockout drum lower end is equipped with outlet tube, and the quantity of the outlet tube is 2, and 2 outlet tubes are respectively communicated with 2 the first chambers
Room, and be connected by the second three-way pipe, the second three-way pipe is connected to absolute ethyl alcohol transferring box；
The inner cylinder and partition board welded seal, periphery are equipped with symmetrical semi-permeable membrane, and the semi-permeable membrane corresponds to 2 the first chambers respectively
Room；It is equipped with liquid level sensor in 2 first chambers；The lower end of inner cylinder is equipped with outlet pipe, and the outlet pipe is de- with ethyl alcohol
The liquid-phase outlet of water tower is connected to, and is connected to water transferring box together；
Further, the liquid level sensor is electrically interacted with three-way flow divider valve, control three-way flow divider valve opening and closing, and changes supply
Direction；
Further, solenoid valve, the solenoid valve and the liquid level sensor in corresponding first chamber are equipped on the outlet tube
Electrically interaction is controlled by liquid level sensor and is opened and closed.
Further, the lower end of the inner cylinder is equipped with outlet pipe.
Beneficial effects of the present invention are：
A kind of aeroge alcohol water recovery device proposed by the present invention, including afterburner, ethanol dehydration tower, molecular sieve, condenser,
Buffer tank, knockout drum, water transferring box and absolute ethyl alcohol transferring box, are sequentially connected, wherein the second outlet of molecular sieve connects concurrent heating
Device, knockout drum is interior to be equipped with partition board and inner cylinder, and partition board and inner cylinder will be divided into 3 chambers, feed liquor set on knockout drum inside knockout drum
Pipe, outlet tube and liquid level sensor set semi-permeable membrane on inner cylinder, threeway are connected on inlet tube, and controlled and supplied by three-way flow divider valve,
Set solenoid valve on outlet tube, control ethyl alcohol discharge, the configuration of the present invention is simple, reasonable design can be after high efficiente callback supercritical drying
The alcohol-water mixture of output, and high concentration separation is carried out, the absolute ethyl alcohol concentration after separation is high, can make directly as displacement liquid
With the water after separation also can be used for the hydrolysis of colloidal sol production, helps to reduce manufacturing cost, preserve the ecological environment.
Description of the drawings
Fig. 1 is schematic diagram of the present invention.
Fig. 2 is knockout drum sectional view.
Fig. 3 is knockout drum inside top figure.
Specific implementation mode
Clear to make technical scheme of the present invention be more clear, the present invention is described further below in conjunction with the accompanying drawings,
Any technical characteristic to technical solution of the present invention carries out the scheme that equivalencing is obtained with conventional reasoning and each falls within guarantor of the present invention
Protect range.
A kind of aeroge alcohol water recovery device as shown in the figure, including it is afterburner 1, ethanol dehydration tower 2, molecular sieve 3, cold
Condenser 4, buffer tank 5, knockout drum 6, water transferring box 7 and absolute ethyl alcohol transferring box 8, which is characterized in that the afterburner 1 and ethyl alcohol
The gas phase import A of dehydrating tower 2 is connected, and the gaseous phase outlet B of the ethanol dehydration tower 2 is connected with molecular sieve 3, and the molecular sieve 3 wraps
Include first outlet C and second outlet D, the first outlet C connections condenser 4, the second outlet D connections afterburner 1；
4 side of the condenser connects vacuum pump 9, outlet Connection Cache tank 5；The knockout drum 6 is interior equipped with partition board 10 and interior
Cylinder 11, the partition board 10 and inner cylinder 11 will be divided into 3 chambers inside knockout drum 6, respectively 2 first chambers 12 and 2 the
Two chambers 13, chamber of the first chamber 12 between 11 outer wall of 6 inner wall of knockout drum, partition board 10 and inner cylinder, second chamber
Room 13 is 11 internal chamber of inner cylinder；6 upper end of knockout drum is equipped with inlet tube 14, and the quantity of the inlet tube 14 is 2,2 feed liquors
Pipe 14 be respectively communicated with 2 first chambers, 12,2 inlet tubes 14 by the first three-way pipe 15 be connected, first three-way pipe 15 with
The outlet E of buffer tank 5 is connected to, and which is provided with three-way flow divider valve 16；
6 lower end of the knockout drum is equipped with outlet tube 17, and the quantity of the outlet tube 17 is 2, and 2 outlet tubes 17 are respectively communicated with 2
A first chamber 12, and be connected by the second three-way pipe 18, the second three-way pipe 18 is connected to absolute ethyl alcohol transferring box 8；
The inner cylinder 11 and 10 welded seal of partition board, periphery are equipped with symmetrical semi-permeable membrane 19, and the semi-permeable membrane 19 corresponds to 2 respectively
A first chamber 12；It is equipped with liquid level sensor 20 in 2 first chambers 12；The lower end of inner cylinder 11 is equipped with outlet pipe 21,
The outlet pipe 21 is connected to the liquid-phase outlet E of ethanol dehydration tower 2, and connection water transferring box 7 together；
Further, the liquid level sensor 20 is electrically interacted with three-way flow divider valve 16, and control three-way flow divider valve 16 is opened and closed, and is changed
Become the direction of the supply；
Further, solenoid valve 22, the solenoid valve 22 and the liquid in corresponding first chamber 12 are equipped on the outlet tube 17
The electrically interaction of level sensor 20, is controlled by liquid level sensor 20 and is opened and closed.
Principle is as follows：
Gel is when carrying out supercritical drying, the alcohol-water mixture of exclusion（Steam）In afterburner after concurrent heating, it is de- to be sent into ethyl alcohol
Water tower（The quantity of ethanol dehydration tower can be multiple, be used in series）, deviate from moisture, alcohol water vapour（Low concentration, concentration of alcohol is about
70% ~ 75%）It is excluded from gaseous phase outlet, into molecular sieve, obtains high concentration ethanol steam（Concentration is 85% ~ 90%）And low concentration
Alcohol vapour（It is extremely low）, wherein low-concentration ethanol steam（It is extremely low）Enter afterburner concurrent heating from second outlet, reenters ethyl alcohol
Dehydrating tower is dehydrated, high concentration ethanol steam（Concentration is 85% ~ 90%）Then enter condenser from first outlet, is condensed into the nothing of liquid
Water-ethanol（Low concentration）, finally enter in separator, then purified, obtain high concentration absolute ethyl alcohol（Concentration of alcohol 99% with
On）；
Wherein, into the absolute ethyl alcohol of separator（Low concentration）, first chamber is initially entered, after reaching certain liquid level, by liquid level
Sensor control stops liquor charging, into the absolute ethyl alcohol of first chamber（Low concentration）Pass through the semi-permeable membrane of inner cylinder, separation water outlet, water
It excludes, collect from the outlet pipe of inner cylinder；If the liquid level in first chamber keeps stable for a long time, show that alcohol-water separation is complete
Finish, liquid level sensor controls solenoid valve and opens, and by absolute ethyl alcohol discharge, collects, when liquid level sensor senses in first chamber
When no liquid, then three-way flow divider valve injection alcohol-water mixture is controlled, is detached again.
A kind of aeroge alcohol water recovery device proposed by the present invention, including it is afterburner, ethanol dehydration tower, molecular sieve, cold
Condenser, buffer tank, knockout drum, water transferring box and absolute ethyl alcohol transferring box, are sequentially connected, wherein the second outlet of molecular sieve connects
It connects afterburner, is equipped with partition board and inner cylinder in knockout drum, partition board and inner cylinder will be divided into 3 chambers inside knockout drum, on knockout drum
If inlet tube, outlet tube and liquid level sensor, semi-permeable membrane is set on inner cylinder, threeway is connected on inlet tube, and by three-way flow divider valve control
System supply, sets solenoid valve on outlet tube, control ethyl alcohol discharge, the configuration of the present invention is simple, reasonable design, can high efficiente callback it is overcritical
The alcohol-water mixture of output after drying, and high concentration separation is carried out, the absolute ethyl alcohol concentration after separation is high, can be directly as displacement
Liquid uses, and the water after separation also can be used for the hydrolysis of colloidal sol production, helps to reduce manufacturing cost, preserve the ecological environment.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
Any one skilled in the art in the technical scope disclosed by the present invention, the change or replacement that can be readily occurred in,
Should all it cover within the scope of the present invention.Therefore, protection scope of the present invention should be with the protection domain of claims
Subject to.
Claims (3)
1. a kind of aeroge alcohol water recovery device, including afterburner, ethanol dehydration tower, molecular sieve, condenser, buffer tank, point
From tank, water transferring box and absolute ethyl alcohol transferring box, which is characterized in that the gas phase import phase of the afterburner and ethanol dehydration tower
Even, the gaseous phase outlet of the ethanol dehydration tower is connected with molecular sieve, and the molecular sieve includes first outlet and second outlet, described
First outlet connects condenser, and the second outlet connects afterburner；
The condenser side connects vacuum pump, exports Connection Cache tank；Partition board and inner cylinder are equipped in the knockout drum, it is described
Partition board and inner cylinder will be divided into 3 chambers, respectively 2 first chambers and 2 second chambers, first chamber inside knockout drum
Room is the chamber detached between top tank structure, partition board and inner tank theca, and the second chamber is inner cylinder internal chamber；Knockout drum upper end
Equipped with inlet tube, the quantity of the inlet tube is 2, and 2 inlet tubes are respectively communicated with 2 first chambers, and 2 inlet tubes pass through the
One three-way pipe is connected, and the outlet of first three-way pipe and buffer tank which is provided with three-way flow divider valve；
The knockout drum lower end is equipped with outlet tube, and the quantity of the outlet tube is 2, and 2 outlet tubes are respectively communicated with 2 the first chambers
Room, and be connected by the second three-way pipe, the second three-way pipe is connected to absolute ethyl alcohol transferring box；
The inner cylinder and partition board welded seal, periphery are equipped with symmetrical semi-permeable membrane, and the semi-permeable membrane corresponds to 2 the first chambers respectively
Room；It is equipped with liquid level sensor in 2 first chambers；The lower end of inner cylinder is equipped with outlet pipe, and the outlet pipe is de- with ethyl alcohol
The liquid-phase outlet of water tower is connected to, and is connected to water transferring box together.
2. a kind of aeroge alcohol water recovery device as described in claim 1, which is characterized in that the liquid level sensor and three
Logical flow divider electrically interacts, control three-way flow divider valve opening and closing, and changes the direction of the supply.
3. a kind of aeroge alcohol water recovery device as described in claim 1, which is characterized in that be equipped on the outlet tube
Solenoid valve, the solenoid valve are electrically interacted with the liquid level sensor in corresponding first chamber, are controlled and are opened and closed by liquid level sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279604.2A CN108452553B (en) | 2018-04-01 | 2018-04-01 | Alcohol water recovery unit for aerogel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810279604.2A CN108452553B (en) | 2018-04-01 | 2018-04-01 | Alcohol water recovery unit for aerogel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108452553A true CN108452553A (en) | 2018-08-28 |
| CN108452553B CN108452553B (en) | 2023-12-15 |
Family
ID=63237904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810279604.2A Active CN108452553B (en) | 2018-04-01 | 2018-04-01 | Alcohol water recovery unit for aerogel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108452553B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110124357A (en) * | 2019-05-13 | 2019-08-16 | 江苏九九久科技有限公司 | Volatile impurity removes easy device in fluid |
| CN111470511A (en) * | 2020-06-03 | 2020-07-31 | 湖北三江航天红阳机电有限公司 | Preparation method of silicon dioxide aerogel |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108452553B (en) | 2023-12-15 |
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