CN206980472U - A kind of industrial equipment of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying - Google Patents
A kind of industrial equipment of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying Download PDFInfo
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- CN206980472U CN206980472U CN201720726149.7U CN201720726149U CN206980472U CN 206980472 U CN206980472 U CN 206980472U CN 201720726149 U CN201720726149 U CN 201720726149U CN 206980472 U CN206980472 U CN 206980472U
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Abstract
The utility model provides the industrial equipment of a kind of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying, soda acid storage tank connects with soda acid measuring pump, quenched tank, raw material storage tank, raw material pump, preheater successively, preheater bottom connects with finished product condenser, product storage tank successively, and product storage tank bottom is provided with products export；Connected respectively with compression rectification tower bottom, base of evaporator at the top of preheater, compression rectification top of tower connects with overhead condenser, booster pump respectively；Overhead condenser connects with surge tank, and surge tank connects with base of evaporator, online pH meter respectively, and online pH meter connects with compression rectification tower；Booster pump connects with base of evaporator；Connected respectively with penetrating fluid condenser, preheater with Pervaporation membrane system connectivity, seepage slope membranous system at the top of evaporator, penetrating fluid condenser connects with infiltration liquid storage tank, infiltration liquid pump, compression rectification tower bottom successively；Compression rectification tower bottom is exported provided with raffinate, and feed(raw material)inlet is provided with the top of raw material storage tank.
Description
Technical field
The utility model belongs to field of medicine and chemical technology, and more particularly to a kind of Pervaporation membrane and the tower-coupled production of rectifying are anhydrous
The industrial equipment of ethanol.
Background technology
Original pure rectifying tower technology production absolute ethyl alcohol, observable index are higher.Original simple seepage slope membrane technology production
Absolute ethyl alcohol because raw material mother liquor water content it is high, it is necessary to membrane area it is larger, equipment investment and later maintenance are costly.This
Utility model couples seepage slope membrane technology with rectifying tower technology, effectively reduces energy consumption and integral device maintenance cost.Cross
Crossing the flexible operating of rectifying tower section in journey according to raw material physical property alternative further reduces the production cost of absolute ethyl alcohol.
Utility model content
In order to overcome the shortcomings of the prior art, produce anhydrous second with lower energy consumption and integral device maintenance cost
Alcohol, the utility model provide the industrial equipment of a kind of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying.
The technical solution adopted in the utility model：
The industrial equipment of a kind of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying, including soda acid storage tank, pH meter
Measure pump, quenched tank, raw material storage tank, raw material pump, preheater, condenser, product storage tank, compression rectification tower, overhead condenser, buffering
Tank, online pH meter, booster pump, evaporator, seepage slope membranous system, penetrating fluid condenser, infiltration liquid storage tank, infiltration liquid pump, acid
Alkali storage tank connects with soda acid measuring pump, quenched tank, raw material storage tank, raw material pump, preheater successively, preheater bottom successively with finished product
Condenser, product storage tank connection, product storage tank bottom is provided with products export；At the top of preheater respectively with compression rectification tower bottom,
Base of evaporator connects, and compression rectification top of tower connects with overhead condenser, booster pump respectively；Overhead condenser connects with surge tank
Logical, surge tank connects with base of evaporator, online pH meter respectively, and online pH meter connects with compression rectification tower；Booster pump and evaporation
Device bottom connects；At the top of evaporator with Pervaporation membrane system connectivity, seepage slope membranous system respectively with penetrating fluid condenser, pre-
Hot device connection, penetrating fluid condenser connect with infiltration liquid storage tank, infiltration liquid pump, compression rectification tower bottom successively；Compression rectification tower
Bottom and base of evaporator are equipped with raffinate outlet, and feed(raw material)inlet is provided with the top of raw material storage tank.
The evaporator includes evaporator section, vaporizer, superheat section three-stage structure.
Agitating device is provided with the quenched tank.
The compression rectification tower is multilevel hierarchy.
The utility model has advantages below and beneficial effect：
1. acid ＆ alkali liquid enters quenched tank by soda acid measuring pump, metering is more accurate.
2. quenched tank band agitating device, evenly, quality is more stable for feed liquid.
3. the utility model seepage slope membranous system retention side product first passes through preheater and exchanged heat with raw material, to reclaim product
The heat of carrying, reduces energy consumption.
4. the utility model can be additionally used in the life of high-purity ketone, ethers, acetonitrile, tetrahydrofuran and other organic solvents
Production.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；Wherein, 1-soda acid storage tank, 2-soda acid measuring pump, 3-quenched tank,
4-raw material storage tank, 5-raw material pump, 6-preheater, 7-condenser, 8-product storage tank, 9-compression rectification tower, 10-tower top
Condenser, 11-surge tank, 12-booster pump, 13-online pH meter, 14-evaporator section, 15-vaporizer, 16-superheat section,
17-seepage slope membranous system, 18-penetrating fluid condenser, 19-infiltration liquid storage tank, 20-infiltration liquid pump.
Embodiment
The technical solution of the utility model is described in detail below in conjunction with accompanying drawing.
As shown in figure 1, the industrial equipment of a kind of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying, including soda acid storage
Tank, soda acid measuring pump, quenched tank, raw material storage tank, raw material pump, preheater, condenser, product storage tank, compression rectification tower, tower top are cold
Condenser, surge tank, online pH meter, booster pump, evaporator, seepage slope membranous system, penetrating fluid condenser, infiltration liquid storage tank, ooze
Transparent liquid pump, soda acid storage tank connect with soda acid measuring pump, quenched tank, raw material storage tank, raw material pump, preheater successively, preheater bottom
Connected successively with finished product condenser, product storage tank, product storage tank bottom is provided with products export；It is smart with pressurization respectively at the top of preheater
Tower bottom, base of evaporator connection are evaporated, compression rectification top of tower connects with overhead condenser, booster pump respectively；Overhead condenser
Connected with surge tank, surge tank connects with base of evaporator, online pH meter respectively, and online pH meter connects with compression rectification tower；Increase
Press pump connects with base of evaporator；At the top of evaporator with Pervaporation membrane system connectivity, seepage slope membranous system respectively with infiltration
Liquid condensing device, preheater connection, penetrating fluid condenser connect with infiltration liquid storage tank, infiltration liquid pump, compression rectification tower bottom successively；
Compression rectification tower bottom and base of evaporator are equipped with raffinate outlet, and feed(raw material)inlet is provided with the top of raw material storage tank.
The evaporator includes evaporator section, vaporizer, superheat section three-stage structure.
The base of evaporator exports provided with raffinate.
Agitating device is provided with the quenched tank.
The compression rectification tower is multilevel hierarchy.
Operation principle of the present utility model is specific as follows：
High water content raw material mother liquor after quenched enter raw material storage tank store, with measuring pump will be quenched after raw material throw into
Compression rectification tower rectifying, tower top obtain the head product that water content is 10%~15%；Tower bottoms is periodically discharged；Meeting will into film
The raw material asked can also cross rectifying column and be directly entered evaporator.
A tower top head product part flows back after condensation, and other enter evaporator by booster pump.Can also be all cold
Enter surge tank after solidifying, then part backflow, another part enter evaporator.Online pH meter is installed on overhead reflux pipeline,
Monitoring head product physical property in real time, prevents unqualified material from entering seepage slope membranous system.
Evaporator divides evaporator section, and vaporizer, superheat section three-stage structure, raw material is by evaporator evaporation, vapor-liquid separation, overheat
Afterwards the dehydration of Pervaporation membrane system depth is entered from top exit；Bottom raffinate is periodically discharged.
Vapor containing ethanol obtained by seepage slope membranous system per-meate side condenses laggard penetrating fluid through penetrating fluid condenser and stored up
Tank stores, then throws compression rectification tower into by infiltration liquid pump and reclaim ethanol therein, improves comprehensive yield.
Seepage slope membranous system retention side product first passes through preheater and exchanged heat with raw material, to reclaim the heat of product carrying,
Reduce energy consumption.Enter finished product storage tank after the condensation of finished product condenser again to store.
This process flow system equipment can be additionally used in the organic solvents such as high-purity isopropanol, acetone, tetrahydrofuran, acetonitrile
Production.
Claims (4)
1. the industrial equipment of a kind of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying, including the metering of soda acid storage tank, soda acid
Pump, quenched tank, raw material storage tank, raw material pump, preheater, condenser, product storage tank, compression rectification tower, overhead condenser, buffering
Tank, online pH meter, booster pump, evaporator, seepage slope membranous system, penetrating fluid condenser, infiltration liquid storage tank, infiltration liquid pump, its
It is characterised by：Soda acid storage tank connects with acid and alkali pumps, quenched tank, raw material storage tank, raw material pump, preheater successively, preheater bottom according to
Secondary to be connected with finished product condenser, product storage tank, product storage tank bottom is provided with products export；At the top of preheater respectively with compression rectification
Tower bottom, base of evaporator connection, compression rectification top of tower connect with overhead condenser, booster pump respectively；Overhead condenser with
Surge tank connects, and surge tank connects with base of evaporator, online pH meter respectively, and online pH meter connects with compression rectification tower；Supercharging
Pump connects with base of evaporator；At the top of evaporator with Pervaporation membrane system connectivity, seepage slope membranous system respectively with penetrating fluid
Condenser, preheater connection, penetrating fluid condenser connect with infiltration liquid storage tank, infiltration liquid pump, compression rectification tower bottom successively；Add
Pressure rectifier bottoms and base of evaporator are equipped with raffinate outlet, and feed(raw material)inlet is provided with the top of raw material storage tank.
2. the industrial equipment of Pervaporation membrane according to claim 1 and the tower-coupled production absolute ethyl alcohol of rectifying, its feature
It is：The evaporator includes evaporator section, vaporizer, superheat section three-stage structure.
3. the industrial equipment of Pervaporation membrane according to claim 1 and the tower-coupled production absolute ethyl alcohol of rectifying, its feature
It is：Agitating device is provided with the quenched tank.
4. the industrial equipment of Pervaporation membrane according to claim 1 and the tower-coupled production absolute ethyl alcohol of rectifying, its feature
It is：The compression rectification tower is multilevel hierarchy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720726149.7U CN206980472U (en) | 2017-06-21 | 2017-06-21 | A kind of industrial equipment of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720726149.7U CN206980472U (en) | 2017-06-21 | 2017-06-21 | A kind of industrial equipment of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying |
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| Publication Number | Publication Date |
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| CN206980472U true CN206980472U (en) | 2018-02-09 |
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| CN201720726149.7U Active CN206980472U (en) | 2017-06-21 | 2017-06-21 | A kind of industrial equipment of Pervaporation membrane and the tower-coupled production absolute ethyl alcohol of rectifying |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302676A (en) * | 2019-07-29 | 2019-10-08 | 南京工业大学 | A kind of energy recycling infiltration evaporation device and method |
| CN113860994A (en) * | 2021-10-29 | 2021-12-31 | 中海油天津化工研究设计院有限公司 | Device and method for preparing absolute ethyl alcohol by acid-base neutralization and membrane separation coupling method |
-
2017
- 2017-06-21 CN CN201720726149.7U patent/CN206980472U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110302676A (en) * | 2019-07-29 | 2019-10-08 | 南京工业大学 | A kind of energy recycling infiltration evaporation device and method |
| CN110302676B (en) * | 2019-07-29 | 2022-03-15 | 南京工业大学 | Pervaporation device and method for recycling energy |
| CN113860994A (en) * | 2021-10-29 | 2021-12-31 | 中海油天津化工研究设计院有限公司 | Device and method for preparing absolute ethyl alcohol by acid-base neutralization and membrane separation coupling method |
| CN113860994B (en) * | 2021-10-29 | 2024-02-09 | 中海油天津化工研究设计院有限公司 | Device and method for preparing absolute ethyl alcohol by acid-base neutralization and membrane separation coupling method |
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