CN203612954U - Hydrogenation section system for hydrogen peroxide production with anthraquinone process - Google Patents
Hydrogenation section system for hydrogen peroxide production with anthraquinone process Download PDFInfo
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- CN203612954U CN203612954U CN201320597337.6U CN201320597337U CN203612954U CN 203612954 U CN203612954 U CN 203612954U CN 201320597337 U CN201320597337 U CN 201320597337U CN 203612954 U CN203612954 U CN 203612954U
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Abstract
The utility model discloses a hydrogenation section system for hydrogen peroxide production with an anthraquinone process. The system comprises a bag type filter, a heat exchanger, a preheater, a hydrogen buffer tank, a hydrogen filter and a hydrogenation tower which are sequentially connected. The system is characterized in that a gas outlet of the hydrogen filter is communicated with a top inlet of the hydrogenation tower; a hydrogenation liquid flowing out of the hydrogenation tower and unreacted hydrogen enter a gas-liquid separator; tail gas of the gas-liquid separator passes a tail gas condenser through the top inlet to be condensed and stored in the metering tank; a bottom outlet of the gas-liquid separator is sequentially connected with a hydrogenation liquid hargil bed, a second bag type filter, a second heat exchanger and a hydrogenation liquid storage tank; and the hydrogenation tower consists of three sections of tower tank internally provided with accelerant beds, and a liquid distributor and a gas distributor are arranged at the top of each section of tower tank. The hydrogenation section system is stable in hydrogenation efficiency, high in conversion rate, safe and reliable.
Description
Technical field
The utility model relates to hydrogen peroxide production technique system commander territory, is a kind of hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system specifically.
Background technology
With the anthraquinone hydrogen peroxide of producing be a dangerous chemical process, raw hydrogen used and heavy aromatics are all the hazardous material (fluids)s of easy combustion explosion, product hydrogen peroxide has very strong oxidisability, there is under certain conditions decomposability, resolve into oxygen, many similarly accidents had occurred in production, use, storage and transportation, severe patient generation Fire explosion accident, not only cause structure deteriorate and loss of life and personal injury, even made whole plant paralysis.
The production process of hydrogen peroxide comprises hydrogenation process, oxidation operation, extraction and cleaning section, wherein hydrogenation process is and the accident of blasting, and in the time of the too high levels of hydrogen peroxide in working fluid, is decomposed into oxygen after running into catalyzer, mix with the hydrogen entering in tower, easily blast.The uncontrollable content of crossing hydrogen peroxide of process design system in the past, hydride is circulated back to hydrogenation tower, makes various chemical generation chemical reactions, eliminates accumulation, makes hydrogenation efficiency not high, low conversion rate,, easily there is safety failure in production efficiency.Therefore are objects of the utility model research for the problems referred to above.
Utility model content
The purpose of this utility model is to provide a kind of hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system, this hydrogenation workshop section system hydrogenation efficiency is stable, transformation efficiency is high, can consume in time the oxygen in hydrogenation tower, be difficult for blasting, safe and reliable, production automation degree is improved greatly, operative employee easily operates according to working specification, is convenient to management.This system design is reasonable, has improved the production efficiency of hydrogen dioxide solution production by anthraquinone process, can effectively prevent and reduce industrial accident, has ensured the safety of people's life and property.
The technical solution of the utility model is: a kind of hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system, comprise the deep bed filter connecting successively, heat exchanger, preheater, hydrogen gas buffer, hydrogen filter and hydrogenation tower, the air outlet of described hydrogen filter is communicated with the top entrance of hydrogenation tower, described hydrogenation tower hydride and unreacted hydrogen out enters into gas-liquid separator, from top exit, through tail gas condenser, condensation is stored in test tank the tail gas of described gas-liquid separator, the outlet at bottom of described gas-liquid separator connects hydride carclazyte bed successively, the second deep bed filter, the second heat exchanger and hydride storage tank, described hydrogenation tower is built-in with by three joints that the tower tank of catalyst bed forms, the top of described every joint tower tank is provided with liquid distributor and gas distributor.
In order to make working fluid circulation more smooth and easy, the front end of described deep bed filter is connected with hydro-pump.
In order to adapt to produce the needs of order and keep catalyst activity, the outlet at bottom of described tower tank is communicated with the top inlet of adjacent lower joint tower tank, and the outlet at bottom of described every joint tower tank is all communicated with the entrance of gas-liquid separator.
The utility model has the advantage of: a Shi Gai hydrogenation workshop section system hydrogenation efficiency is stable, and transformation efficiency is high, can consume in time the oxygen in hydrogenation tower, is difficult for blasting, safe and reliable; The 2nd, this system design improves production automation degree greatly, and operative employee easily operates according to working specification, is convenient to management; The 3rd, this system design is reasonable, has improved the production efficiency of hydrogen dioxide solution production by anthraquinone process, can effectively prevent and reduce industrial accident, has ensured the safety of people's life and property; The 4th, can be according to technique needs, can use three joints to be built-in with any joint or two joints in catalyst bed tower tank, also can use if desired three joint series connection to use simultaneously, mainly determine according to the requirement of hydrogenation efficiency and throughput and catalyst bed activity, can be according to the self-service adjusting of need of production, production handiness strengthens greatly, saving data.
Accompanying drawing explanation
Fig. 1 is the hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system architecture schematic diagram in embodiment.
Label declaration: 1-hydro-pump 2-deep bed filter 3-heat exchanger 4-preheater 5-hydrogen gas buffer 6-hydrogen filter 7-hydrogenation tower 8-tower tank 9-gas-liquid separator 10-tail gas condenser 11-test tank 12-hydride carclazyte bed 13-second deep bed filter 14-the second heat exchanger 15-hydride storage tank.
Embodiment
For above-mentioned feature and advantage of the present utility model can be become apparent, special embodiment below, and coordinate accompanying drawing, be described in detail below, but the utility model is not limited to this.
With reference to legend 1, one hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system, comprise the deep bed filter 2 connecting successively, heat exchanger 3, preheater 4, hydrogen gas buffer 5, hydrogen filter 6 and hydrogenation tower 7, the air outlet of described hydrogen filter 6 is communicated with the top entrance of hydrogenation tower 7, described hydrogenation tower 7 hydride and unreacted hydrogen out enters into gas-liquid separator 9, from top exit, through tail gas condenser, 10 condensations are stored in test tank 11 tail gas of described gas-liquid separator 9, the outlet at bottom of described gas-liquid separator 9 connects hydride carclazyte bed 12 successively, the second deep bed filter 13, the second heat exchanger 14 and hydride storage tank 15, described hydrogenation tower 7 is built-in with by three joints that the tower tank 8 of catalyst bed forms, the top of described every joint tower tank 8 is provided with liquid distributor and gas distributor.This hydrogenation workshop section system hydrogenation efficiency is stable, and transformation efficiency is high, can consume in time the oxygen in hydrogenation tower, is difficult for blasting, safe and reliable.This system design is reasonable, has improved the production efficiency of hydrogen dioxide solution production by anthraquinone process, can effectively prevent and reduce industrial accident, has ensured the safety of people's life and property.
In one embodiment, in order to make working fluid circulation more smooth and easy, the front end of described deep bed filter 2 is connected with hydro-pump 1.
In one embodiment, in order to adapt to produce the needs of order and keep catalyst activity, the outlet at bottom of described tower tank 8 is communicated with the top inlet of adjacent lower joint tower tank, and the outlet at bottom of described every joint tower tank 8 is all communicated with the entrance of gas-liquid separator 9.Can be according to technique needs, can use three joints to be built-in with any joint or two joints in catalyst bed tower tank 8, also can use if desired three joint series connection to use simultaneously, mainly determine according to the requirement of hydrogenation efficiency and throughput and catalyst bed activity, can be according to the self-service adjusting of need of production, production handiness strengthens greatly, saving data.
Work operation instruction of the present utility model: from the working fluid of hydro-pump 1, through deep bed filter 2, filtering may entrained solid impurity, the working fluid heat exchanger 3 of flowing through, working fluid preheater 4, be preheating to after the temperature needing, isolate moisture through hydrogenation surge tank 5, hydrogen filter 6 clean hydrogen out enters hydrogenation tower 7 tops simultaneously, the tower tank 8 that whole hydrogenation tower 7 is built-in with catalyst bed by three joints forms, the top of every joint tower tank 8 is provided with liquid distributor and gas distributor, so that it is even to enter gas and liquid distribution in tower tank 8, enter continuously gas-liquid separator 9 from hydrogenation tower 7 hydride and unreacted hydrogen out, enter gas-liquid separation, tail gas is discharged by gas-liquid separator 9 tops, through tail gas condenser 10 condensations wherein after contained solvent, enter phlegma test tank 11, solvent stays in wherein, tail gas is in directly emptying after exhaust flow meter control flow, hydride in gas-liquid separator 9, after the certain liquid level of automatic instrument(s) control, separate general 10% by hydrogenation tower 7 internal pressures, the hydride carclazyte bed 12 of first flowing through, then with remaining together with 90% by hydride strainer, afterwards again through the second deep bed filter 13, a small amount of catalytic powder and alumina powder that filtering wherein may be carried secretly, by the second heat exchanger 14, its heat is passed to working fluid or the aftertreatment working fluid that cycle operation liquid pump comes again, then enter hydride storage tank 15.At this, a small amount of hydrogen being dissolved in hydride is resolved out, through atmospheric condenser fluid-tight.Partial hydrogenation liquid in gas-liquid separator 9 turns back in hydrogenation tower 7, and the specific liquid rate in increase tower is so that the temperature in tower is even, and hydrogenation efficiency is stable, consumes in time the oxygen in hydrogenation tower 7, makes operational safety.
The foregoing is only preferred embodiment of the present utility model, all equalizations of doing according to the utility model claim change and modify, and all should belong to covering scope of the present utility model.
Claims (3)
1. a hydrogen dioxide solution production by anthraquinone process hydrogenation workshop section system, comprise the deep bed filter connecting successively, heat exchanger, preheater, hydrogen gas buffer, hydrogen filter and hydrogenation tower, it is characterized in that: the air outlet of described hydrogen filter is communicated with the top entrance of hydrogenation tower, described hydrogenation tower hydride and unreacted hydrogen out enters into gas-liquid separator, from top exit, through tail gas condenser, condensation is stored in test tank the tail gas of described gas-liquid separator, the outlet at bottom of described gas-liquid separator connects hydride carclazyte bed successively, the second deep bed filter, the second heat exchanger and hydride storage tank, described hydrogenation tower is built-in with by three joints that the tower tank of catalyst bed forms, the top of described every joint tower tank is provided with liquid distributor and gas distributor.
2. hydrogen dioxide solution production by anthraquinone process hydrogenation according to claim 1 workshop section system, is characterized in that: the front end of described deep bed filter is connected with hydro-pump.
3. hydrogen dioxide solution production by anthraquinone process hydrogenation according to claim 1 workshop section system, is characterized in that: the outlet at bottom of described tower tank is communicated with the top inlet of adjacent lower joint tower tank, and the outlet at bottom of described every joint tower tank is all communicated with the entrance of gas-liquid separator.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320597337.6U CN203612954U (en) | 2013-09-27 | 2013-09-27 | Hydrogenation section system for hydrogen peroxide production with anthraquinone process |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201320597337.6U CN203612954U (en) | 2013-09-27 | 2013-09-27 | Hydrogenation section system for hydrogen peroxide production with anthraquinone process |
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| CN203612954U true CN203612954U (en) | 2014-05-28 |
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| CN201320597337.6U Expired - Fee Related CN203612954U (en) | 2013-09-27 | 2013-09-27 | Hydrogenation section system for hydrogen peroxide production with anthraquinone process |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032306A (en) * | 2017-06-15 | 2017-08-11 | 扬州惠通化工科技股份有限公司 | Fluid bed produces the system and method for hydrogen peroxide |
| CN110013733A (en) * | 2018-01-09 | 2019-07-16 | 中国石油化工股份有限公司 | Aromatic hydrogenation system periodic off-gases VOC absorption and tail hydrogen secure processing device and method |
| CN111137863A (en) * | 2019-12-31 | 2020-05-12 | 聊城鲁西双氧水新材料科技有限公司 | Hydrogenation tower catalyst on-line switching method, system and application |
| CN112499593A (en) * | 2019-09-14 | 2021-03-16 | 南京延长反应技术研究院有限公司 | Automatic strengthening system and process for preparing hydrogen peroxide based on anthraquinone method |
| CN112499592A (en) * | 2019-09-14 | 2021-03-16 | 南京延长反应技术研究院有限公司 | System and process for preparing hydrogen peroxide based on anthraquinone method |
-
2013
- 2013-09-27 CN CN201320597337.6U patent/CN203612954U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107032306A (en) * | 2017-06-15 | 2017-08-11 | 扬州惠通化工科技股份有限公司 | Fluid bed produces the system and method for hydrogen peroxide |
| CN107032306B (en) * | 2017-06-15 | 2023-07-14 | 扬州惠通科技股份有限公司 | System and method for producing hydrogen peroxide by fluidized bed |
| CN110013733A (en) * | 2018-01-09 | 2019-07-16 | 中国石油化工股份有限公司 | Aromatic hydrogenation system periodic off-gases VOC absorption and tail hydrogen secure processing device and method |
| CN110013733B (en) * | 2018-01-09 | 2022-05-03 | 中国石油化工股份有限公司 | Device and method for VOC adsorption and tail hydrogen safety treatment of purge gas of aromatic hydrogenation system |
| CN112499593A (en) * | 2019-09-14 | 2021-03-16 | 南京延长反应技术研究院有限公司 | Automatic strengthening system and process for preparing hydrogen peroxide based on anthraquinone method |
| CN112499592A (en) * | 2019-09-14 | 2021-03-16 | 南京延长反应技术研究院有限公司 | System and process for preparing hydrogen peroxide based on anthraquinone method |
| WO2021047044A1 (en) * | 2019-09-14 | 2021-03-18 | 南京延长反应技术研究院有限公司 | System and process for preparing hydrogen peroxide based on anthraquinone process |
| CN111137863A (en) * | 2019-12-31 | 2020-05-12 | 聊城鲁西双氧水新材料科技有限公司 | Hydrogenation tower catalyst on-line switching method, system and application |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140528 Termination date: 20140927 |
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