CN203602533U - Gamma-butyrolactone production device - Google Patents
Gamma-butyrolactone production device Download PDFInfo
- Publication number
- CN203602533U CN203602533U CN201320834587.7U CN201320834587U CN203602533U CN 203602533 U CN203602533 U CN 203602533U CN 201320834587 U CN201320834587 U CN 201320834587U CN 203602533 U CN203602533 U CN 203602533U
- Authority
- CN
- China
- Prior art keywords
- lactone
- gamma
- water cooler
- condenser
- hydrogen
- 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.)
- Expired - Lifetime
Links
- YEJRWHAVMIAJKC-UHFFFAOYSA-N 4-Butyrolactone Chemical compound O=C1CCCO1 YEJRWHAVMIAJKC-UHFFFAOYSA-N 0.000 title claims abstract description 44
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 150000002596 lactones Chemical class 0.000 claims abstract description 32
- 239000001257 hydrogen Substances 0.000 claims abstract description 25
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 25
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 20
- 239000006200 vaporizer Substances 0.000 claims abstract description 17
- WERYXYBDKMZEQL-UHFFFAOYSA-N butane-1,4-diol Chemical compound OCCCCO WERYXYBDKMZEQL-UHFFFAOYSA-N 0.000 claims abstract description 14
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 31
- 238000006243 chemical reaction Methods 0.000 claims description 16
- 238000006356 dehydrogenation reaction Methods 0.000 claims description 12
- 150000002431 hydrogen Chemical class 0.000 claims description 12
- 239000012043 crude product Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 5
- 239000007795 chemical reaction product Substances 0.000 claims description 4
- 239000003054 catalyst Substances 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000000047 product Substances 0.000 claims description 3
- PUPZLCDOIYMWBV-UHFFFAOYSA-N (+/-)-1,3-Butanediol Chemical compound CC(O)CCO PUPZLCDOIYMWBV-UHFFFAOYSA-N 0.000 description 3
- 238000005457 optimization Methods 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000009834 vaporization Methods 0.000 description 1
- 230000008016 vaporization Effects 0.000 description 1
Images
Classifications
-
- 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
- Y02P20/10—Process efficiency
Landscapes
- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to a gamma-butyrolactone production device. The existing gamma-butyrolactone production device is low in productivity and heat efficiency. Therefore, the gamma-butyrolactone production device comprises a 1,4-butanediol intermediate tank, a pump, a vaporizer, a superheater, a lactone reactor, a cooler, a condenser and a lactone crude tank which are sequentially connected, wherein the lactone reactor is supplied with heat by heat-conducting oil. The gamma-butyrolactone production device is characterized by further comprising a hydrogen compressor and a hydrogen front-buffer tank, wherein the hydrogen compressor and the hydrogen front-buffer tank are connected between an air outlet in the top of the condenser and the shell side of the cooler in series, the cooler is further communicated with an air inlet in the top of the vaporizer by a pipeline, and a pressure-adjustment hydrogen release valve is further arranged at the top of the hydrogen front-buffer tank. The gamma-butyrolactone production device disclosed by the utility model has the advantages of being high in heat efficiency and productivity, and suitable for gamma-butyrolactone manufacturing enterprises.
Description
Technical field
The utility model relates to a kind of production equipment of gamma-butyrolactone.
Background technology
The production equipment production capacity of existing gamma-butyrolactone is low, and thermo-efficiency is low.
Utility model content
The technical problems to be solved in the utility model is the above-mentioned defect that how to overcome prior art, and a kind of production equipment of gamma-butyrolactone is provided.
For solving the problems of the technologies described above, the production equipment of this gamma-butyrolactone comprises 1, 4 butyleneglycol tundish, pump, vaporizer, superheater, lactone reaction device, water cooler, condenser and lactone crude product tank, aforesaid device is connected in turn, wherein lactone reaction device is by thermal oil heat supply, 1, 4 butyleneglycols are after pump boosts, enter vaporizer, superheater, then enter lactone reaction device and carry out dehydrogenation reaction, reaction product is cooling through water cooler, after condenser condenses, liquid thick lactone enters lactone crude product tank, it is characterized in that: it also comprises hydrogen gas compressor and the front surge tank of hydrogen, the two is together serially connected between condenser overhead air outlet and water cooler shell side, water cooler also further communicates with the inlet mouth at vaporizer top by pipeline, before hydrogen, surge tank top is also provided with pressure regulation hydrogen discharging valve, hydrogen surge tank before hydrogen gas compressor and hydrogen that dehydrogenation reaction is produced, after enter water cooler, carry out heat exchange with products of dehydrogenation reactions, then enter vaporizer, with 1, 4 butyleneglycols mix, and vaporize 1, 4 butyleneglycols.
It is reaction product cooling that the isolated hydrogen of condenser is introduced into water cooler, then enters vaporizer and mixes with Isosorbide-5-Nitrae butyleneglycol, as carrier, Isosorbide-5-Nitrae butyleneglycol is diluted on the one hand, and a part of vaporization heat can be provided on the other hand.So design, both reduced the refrigeration requirement of water cooler, reduced again the heat demand of vaporizer.
As optimization, described water cooler comprises the first water cooler and the second water cooler, the two use of connecting.So design, good cooling results.
As optimization, described condenser comprises the first condenser, the second condenser and the 3rd condenser, and inlet mouth is all established at its top; Its underpart is equipped with air outlet; Its bottom is equipped with condensate outlet, and three is by inlet mouth, air outlet series connection, and its condensate outlet all passes into lactone crude product tank by pipeline, discharging variable valve.So design, condensation effect is good.
As optimization, described lactone reaction device is fixed bed type reactor, and its inside is equipped with dehydrogenation catalyst, has two covers, after two cover lactone reaction device parallel connections, is together connected on the pipeline between superheater and the first water cooler.So design, simple in structure, production capacity doubles.
The production equipment of the utility model gamma-butyrolactone has advantages of that thermo-efficiency is high, production capacity is high, is applicable to gamma-butyrolactone manufacturing enterprise.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the production equipment of this gamma-butyrolactone is described further:
Fig. 1 is reaction-refrigerating work procedure equipment flowsheet of the production equipment of this gamma-butyrolactone;
Fig. 2 is the condensation processing apparatus figure of the production equipment of this gamma-butyrolactone.
In figure: 1 is that Isosorbide-5-Nitrae butyleneglycol tundish, 2 are that pump, 3 is that vaporizer, 4 is that superheater, 5 is that lactone reaction device, 6 is that lactone crude product tank, 7 is that hydrogen gas compressor, 8 is that the front surge tank of hydrogen, 9 is that pressure regulation hydrogen discharging valve, 10 is that the first water cooler, 11 is that the second water cooler, 12 is that the first condenser, 13 is that the second condenser, 14 is that the 3rd condenser, 15 is that surge tank after hydrogen, 16 is thermal oil circulation tank.
Embodiment
Embodiment one: as Fig. 1, shown in 2, the production equipment of this gamma-butyrolactone comprises 1, 4 butyleneglycol tundish 1, pump 2, vaporizer 3, superheater 4, lactone reaction device 5, water cooler, condenser and lactone crude product tank 6, aforesaid device is connected in turn, wherein lactone reaction device is by thermal oil heat supply, 1, 4 butyleneglycols are after pump 2 boosts, enter vaporizer 3, superheater 4, then enter lactone reaction device and carry out dehydrogenation reaction, reaction product is cooling through water cooler, after condenser condenses, liquid thick lactone enters lactone crude product tank 6, it is characterized in that: it also comprises hydrogen gas compressor 7 and the front surge tank 8 of hydrogen, the two is together serially connected between condenser overhead air outlet and water cooler shell side, water cooler also further communicates with the inlet mouth at vaporizer top by pipeline, before hydrogen, surge tank 8 tops are also provided with pressure regulation hydrogen discharging valve 9, hydrogen surge tank 8 before hydrogen gas compressor 7 and hydrogen that dehydrogenation reaction is produced, after enter water cooler, carry out heat exchange with products of dehydrogenation reactions, then enter vaporizer, with 1, 4 butyleneglycols mix, and vaporize 1, 4 butyleneglycols.Described water cooler comprises the first water cooler 10 and the second water cooler 11, the two use of connecting.
Described condenser comprises the first condenser 12, the second condenser 13 and the 3rd condenser 14, and inlet mouth is all established at its top; Its underpart is equipped with air outlet; Its bottom is equipped with condensate outlet, and three is by inlet mouth, air outlet series connection, and its condensate outlet all passes into lactone crude product tank 6 by pipeline, discharging variable valve.Described lactone reaction device 5 is fixed bed type reactor, and its inside is equipped with dehydrogenation catalyst, has two covers, after two cover lactone reaction device 5 parallel connections, is together connected on the pipeline between superheater 4 and the first water cooler 10.
Claims (4)
1. the production equipment of a gamma-butyrolactone, comprise 1, 4 butyleneglycol tundish, pump, vaporizer, superheater, lactone reaction device, water cooler, condenser and lactone crude product tank, aforesaid device is connected in turn, wherein lactone reaction device is by thermal oil heat supply, 1, 4 butyleneglycols are after pump boosts, enter vaporizer, superheater, then enter lactone reaction device and carry out dehydrogenation reaction, reaction product is cooling through water cooler, after condenser condenses, liquid thick lactone enters lactone crude product tank, it is characterized in that: it also comprises hydrogen gas compressor and the front surge tank of hydrogen, the two is together serially connected between condenser overhead air outlet and water cooler shell side, water cooler also further communicates with the inlet mouth at vaporizer top by pipeline, before hydrogen, surge tank top is also provided with pressure regulation hydrogen discharging valve, hydrogen surge tank before hydrogen gas compressor and hydrogen that dehydrogenation reaction is produced, after enter water cooler, carry out heat exchange with products of dehydrogenation reactions, then enter vaporizer, with 1, 4 butyleneglycols mix, and vaporize 1, 4 butyleneglycols.
2. the production equipment of gamma-butyrolactone as claimed in claim 1, is characterized in that: described water cooler comprises the first water cooler and the second water cooler, the two use of connecting.
3. the production equipment of gamma-butyrolactone as claimed in claim 2, is characterized in that: described condenser comprises the first condenser, the second condenser and the 3rd condenser, and inlet mouth is all established at its top; Its underpart is equipped with air outlet; Its bottom is equipped with condensate outlet, and three is by inlet mouth, air outlet series connection, and condensate outlet all passes into lactone crude product tank by pipeline, discharging variable valve.
4. the production equipment of gamma-butyrolactone as claimed in claim 2 or claim 3, it is characterized in that: described lactone reaction device is fixed bed type reactor, its inside is equipped with dehydrogenation catalyst, have two covers, after two cover lactone reaction device parallel connections, be together connected on the pipeline between superheater and the first water cooler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834587.7U CN203602533U (en) | 2013-12-17 | 2013-12-17 | Gamma-butyrolactone production device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320834587.7U CN203602533U (en) | 2013-12-17 | 2013-12-17 | Gamma-butyrolactone production device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203602533U true CN203602533U (en) | 2014-05-21 |
Family
ID=50715220
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320834587.7U Expired - Lifetime CN203602533U (en) | 2013-12-17 | 2013-12-17 | Gamma-butyrolactone production device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203602533U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995601A (en) * | 2020-09-15 | 2020-11-27 | 安徽英特力工业工程技术有限公司 | Reaction system for preparing GBL |
| CN112341339A (en) * | 2020-11-30 | 2021-02-09 | 江苏凯美普瑞工程技术有限公司 | Method and device for synthesizing 1, 4-butanediamine |
-
2013
- 2013-12-17 CN CN201320834587.7U patent/CN203602533U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111995601A (en) * | 2020-09-15 | 2020-11-27 | 安徽英特力工业工程技术有限公司 | Reaction system for preparing GBL |
| CN112341339A (en) * | 2020-11-30 | 2021-02-09 | 江苏凯美普瑞工程技术有限公司 | Method and device for synthesizing 1, 4-butanediamine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203090500U (en) | Ammonia cold-cold mixing combined heat exchanger | |
| CN101874935A (en) | Rectifying section tower bottom reboiling internal heat-integrated energy-saving rectifying apparatus and method | |
| CN203602533U (en) | Gamma-butyrolactone production device | |
| CN202730036U (en) | Heat recovery system | |
| CN202186894U (en) | Air separation nitrogen making device | |
| CN203615679U (en) | Single-tower oxygen generation device | |
| CN204328464U (en) | A kind of vaporizer for LNG storage tank | |
| CN203609905U (en) | Rectificationdevice for furfurylalcohol | |
| CN204124612U (en) | Chilled brine case | |
| CN202868986U (en) | Heat pump boiling water machine | |
| CN202792768U (en) | Cold water exchanging system applied to paper sheet printing | |
| CN202315355U (en) | Double-effect concentrator | |
| CN202881133U (en) | Device for direct supplying methyl chloride to chlorination reaction | |
| CN202893353U (en) | Reaction kettle | |
| CN202246488U (en) | Liquid ammonia and carbon dioxide heat exchange device | |
| CN202297156U (en) | Energy-saving rectifying device | |
| CN105465767A (en) | Self-heating type deaerator with heat exchanger | |
| CN101289233A (en) | Full- desorption system for hydrogenchloride | |
| CN203782055U (en) | Device for improving quality of product in C4 isomerization process | |
| CN203794658U (en) | Efficient low-temperature solar evaporation system | |
| CN202786207U (en) | Special equipment for preparing health care wine | |
| CN202687990U (en) | Half water coal gas conversion device | |
| CN203908016U (en) | Heat exchange equipment | |
| CN204569411U (en) | A kind of alcohols vapor reforming hydrogen production device | |
| CN204572091U (en) | Formaldehyde cogeneration unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 253000 No. 1689, East Ring Road, Qingyun County, Dezhou City, Shandong Province Patentee after: Shandong Changxin Chemical Technology Co.,Ltd. Address before: 253700 no.1689, East Ring Road, Qingyun County, Dezhou City, Shandong Province Patentee before: SHANDONG QINGYUN CHANGXIN CHEMICAL SCIENCE-TECH Co.,Ltd. |
|
| CP03 | Change of name, title or address | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140521 |
|
| CX01 | Expiry of patent term |