CN203923390U - The device of a kind of brine electrolysis high purity oxygen processed - Google Patents

The device of a kind of brine electrolysis high purity oxygen processed Download PDF

Info

Publication number
CN203923390U
CN203923390U CN201420301745.7U CN201420301745U CN203923390U CN 203923390 U CN203923390 U CN 203923390U CN 201420301745 U CN201420301745 U CN 201420301745U CN 203923390 U CN203923390 U CN 203923390U
Authority
CN
China
Prior art keywords
high purity
oxygen
electrolysis
purity oxygen
catalytic dehydrogenation
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
Application number
CN201420301745.7U
Other languages
Chinese (zh)
Inventor
严豪
罗绯
吴冬
袁红
赵先涌
王前刚
李杨
古俐
庄正明
杨林
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING ZHAOYANG GAS Co Ltd
Original Assignee
CHONGQING ZHAOYANG GAS Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHONGQING ZHAOYANG GAS Co Ltd filed Critical CHONGQING ZHAOYANG GAS Co Ltd
Priority to CN201420301745.7U priority Critical patent/CN203923390U/en
Application granted granted Critical
Publication of CN203923390U publication Critical patent/CN203923390U/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30Hydrogen technology
    • Y02E60/36Hydrogen production from non-carbon containing sources, e.g. by water electrolysis

Landscapes

  • Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)

Abstract

The utility model discloses the device of a kind of brine electrolysis high purity oxygen processed, comprise the industrial electrolysis device, preheater, catalytic dehydrogenation device and the molecular sieve dehydration moisture eliminator that set gradually from front to back; On described catalytic dehydrogenation device, also set up a burner, the import of burner is communicated with the pneumatic outlet after the dehydrogenation of catalytic dehydrogenation device; The electrolysis oxygen outlet of described industrial electrolysis device is communicated with the import of preheater, and the outlet of described preheater is communicated with the import of catalytic dehydrogenation device, and the burner outlet on described catalytic dehydrogenation device is communicated with the import of molecular sieve dehydration moisture eliminator.This brine electrolysis high purity oxygen device processed, by preheater, the industrial electrolysis oxygen making is carried out to thermal pretreatment, remove hydrogen and other the flammable impurity in electrolysis oxygen by the catalytic dehydrogenation device with burner, remove the impurity such as moisture, carbonic acid gas by molecular sieve dehydration moisture eliminator, make from industrial electrolysis device electrolysis oxygen out step by step purifying obtain high purity oxygen.

Description

The device of a kind of brine electrolysis high purity oxygen processed
Technical field
The utility model belongs to equipment of industrial product technical field, particularly the device of a kind of brine electrolysis high purity oxygen processed.
Background technology
According to the index in " GBT14599-2008 pure oxygen, high purity oxygen and ultrapure oxygen ", purity is called high purity oxygen higher than 99.999% oxygen, and high purity oxygen product is produced by the purified processing of industrial oxygen conventionally.Air is that industrial oxygen is produced inexhaustible source, and air-separating oxygen-making can adopt four kinds of methods, i.e. cryogenic rectification method, normal temperature pressure swing adsorption process, membrane separation process and high-temperature alkaline fused salt catalytic absorption method.But, because air is mainly made up of components such as nitrogen, oxygen, argon, carbonic acid gas, methane, hydrogen, it is complicated that the industrial oxygen of being produced by air separating method forms, and particularly contains and be difficult to the impurity composition such as argon, nitrogen removed by normal temperature partition method, therefore generally do not make high purity oxygen taking air as raw material.
Water is that industrial oxygen is produced another kind of important source material, and water electrolysis method can obtain hydrogen and two kinds of products of oxygen simultaneously.Tradition water electrolysis method is mainly used in hydrogen manufacturing, and oxygen is byproduct.The purity of the oxygen making with water electrolysis method is higher, conventionally, general water electrolysis hydrogen production full scale plant output purity is 99.2%-99.8%, and its impurity is more simple, is mainly hydrogen, saturated steam, trace nitrogen gas and hydro carbons (taking methane as representative).Wherein, trace nitrogen impurity mainly comes from electrolyzer water raw material used, comes from the air dissolving in brine electrolysis raw material, under the air ambient of normal temperature (20 DEG C) normal pressure, and 1kg water dissolvable 12.2ml nitrogen.In the device of tradition water electrolysis method hydrogen manufacturing by-product oxygen, the nitrogen dissolving in water and other gaseous impurities enter electrolyzer with water, finally enter in product oxygen.For hydro carbons, come from the one hand the residual of air, come from the other hand in water and dissolve the release of heating, in GB " GBT14599-2008 pure oxygen, high purity oxygen and ultrapure oxygen " and " GBT14604-2009 For The Electronic Gases oxygen ", all the residual quantity of hydro carbons is had to requirement.But, according to conventional electrolysis water, high purity oxygen is carried out to purifying, its hydro carbons residual quantity is generally difficult to the requirement that touches the mark, and this has just become again restriction water electrolysis method to prepare a bottleneck of high purity oxygen.
For these reasons and prior art, the utility model improves the production equipment of brine electrolysis high purity oxygen processed.
Utility model content
In view of this, the technical problems to be solved in the utility model is to provide the device of a kind of brine electrolysis high purity oxygen processed, and this device can effectively carry out purifying to industrial electrolysis oxygen.
The technical solution adopted in the utility model is:
A device for brine electrolysis high purity oxygen processed, comprises the industrial electrolysis device, preheater, catalytic dehydrogenation device and the molecular sieve dehydration moisture eliminator that set gradually from front to back; On described catalytic dehydrogenation device, also set up a burner, the import of burner is communicated with the pneumatic outlet after the dehydrogenation of catalytic dehydrogenation device; The electrolysis oxygen outlet of described industrial electrolysis device is communicated with the import of preheater, and the outlet of described preheater is communicated with the import of catalytic dehydrogenation device, and the burner outlet on described catalytic dehydrogenation device is communicated with the import of molecular sieve dehydration moisture eliminator.
Further, on described industrial electrolysis device, set up the counter-current bubbling back-blowing device that raw water is carried out to degassed processing.
Further, described preheater is provided with heating interlayer, and its heating interlayer is established pipeline and is communicated with the waste heat discharge outlet of catalytic dehydrogenation device.
Further, in the burner on described catalytic dehydrogenation device, be provided with 3 groups for thermoregulator resistance bar.
Further, described molecular sieve dehydration moisture eliminator is the moisture eliminator that 13X molecular sieve is housed.
Further, described 13X molecular sieve, is made up of two groups of A, B.
Further, the device of described brine electrolysis high purity oxygen processed also comprises the strainer of being located at after molecular sieve dehydration moisture eliminator, and the outlet of described molecular sieve dehydration moisture eliminator is communicated with the import of strainer.
Further, described strainer is cartridge filter.
Further, the device of described brine electrolysis high purity oxygen processed also comprises the membrane compressor of being located at after strainer, and described filter outlet is communicated with membrane compressor import.
The beneficial effects of the utility model: brine electrolysis of the present utility model high purity oxygen device processed, by preheater, the industrial electrolysis oxygen making is carried out to thermal pretreatment, remove hydrogen and other the flammable impurity in electrolysis oxygen by the catalytic dehydrogenation device with burner, remove the impurity such as moisture, carbonic acid gas by molecular sieve dehydration moisture eliminator, make from industrial electrolysis device electrolysis oxygen out step by step purifying obtain high purity oxygen.In addition, the wherein removal of counter-current bubbling back-blowing device to soluble gas in raw water, and preheater is by establishing the recycling of pipeline to catalytic dehydrogenation device by utilizing waste heat, makes this apparatus system further improve preparation and the purification efficiency of high purity oxygen, and takes full advantage of the energy.
Brief description of the drawings
Below in conjunction with drawings and Examples, the utility model is further described.
Fig. 1 is the schematic flow sheet of the utility model brine electrolysis high purity oxygen device processed;
In figure, 1 is industrial electrolysis device, and 101 is counter-current bubbling back-blowing device, and 2 is preheater, and 3 is catalytic dehydrogenation device, and 301 is burner, and 4 is molecular sieve dehydration moisture eliminator, and 5 is strainer, and 6 is membrane compressor; In figure, arrow is material trend.
Embodiment
Below with reference to accompanying drawing, the utility model is elaborated, as shown in Figure 1:
A device for brine electrolysis high purity oxygen processed, comprises the industrial electrolysis device 1, preheater 2, catalytic dehydrogenation device 3 and the molecular sieve dehydration moisture eliminator 4 that set gradually from front to back; On described catalytic dehydrogenation device 3, also set up a burner 301, the import of burner 301 is communicated with the pneumatic outlet after 3 dehydrogenations of catalytic dehydrogenation device; The electrolysis oxygen outlet of described industrial electrolysis device 1 is communicated with the import of preheater 2, and the outlet of described preheater 2 is communicated with the import of catalytic dehydrogenation device 3, and burner 301 outlets on described catalytic dehydrogenation device 3 are communicated with the import of molecular sieve dehydration moisture eliminator 4.This apparatus system is in when operation, and first water decompose and obtain electrolysis oxygen in industrial electrolysis oxygen device, the electrolysis oxygen follow-up equipment of flowing through successively again, and purifying obtains high purity oxygen.
Further, on described industrial electrolysis device 1, set up the counter-current bubbling back-blowing device 101 that raw water is carried out to degassed processing.This counter-current bubbling back-blowing device 101 can carry out to raw water the counter-current bubbling blowback of high purity oxygen, can remove solution gas wherein, to reduce existing of foreign gas in subsequent purification.Particularly, described counter-current bubbling back-blowing device 101 can be the raw material water tank of being located at the sealing of one on industrial electrolysis device 1, establishes oxygen intake and under meter in the ingress of water tank, uses the filling tube of having filled Stainless Steel Cloth as bubbling denitrogenation pipe.
Further, described preheater 2 is provided with heating interlayer, and its heating interlayer is established pipeline and is communicated with the waste heat discharge outlet of catalytic dehydrogenation device 3.Because catalytic dehydrogenation is to carry out under the condition of heating, this preheater 2 is recycled the waste heat of catalytic dehydrogenation device 3 by establishing pipeline, takes full advantage of the energy, has reduced production cost.
Further, in the burner 301 on described catalytic dehydrogenation device 3, be provided with 3 groups for thermoregulator resistance bar.Like this can according to inflammable gas content in electrolysis oxygen number to temperature of combustion carry out height control, inflammable gas content is high, temperature of combustion is high.Said burner 301 refer to the to burn reactor of use, within other industrial equipment of realizing this combustion function is also included within the utility model.Further, described molecular sieve dehydration moisture eliminator 4 is for being equipped with the moisture eliminator of 13X molecular sieve.This molecular sieve impurity removal is effective, and life cycle is long, and intensity is high, not dry linting.
Further, described 13X molecular sieve, is made up of two groups of A, B.When operation, one group of use, one group of regeneration.
Further, also comprise the strainer 5 of being located at after molecular sieve dehydration moisture eliminator 4, the outlet of described molecular sieve dehydration moisture eliminator 4 is communicated with the import of strainer 5.Strainer 5 can be further except the mechanical impurity in deoxidation.
Further, described strainer 5 is cartridge filter 5.
Further, also comprise the membrane compressor 6 of being located at after strainer 5, described strainer 5 outlets are communicated with membrane compressor 6 imports.
Embodiment
Utilize in brine electrolysis of the present utility model high purity oxygen apparatus system processed, carried out the preparation of high purity oxygen by following flow process:
(1) brine electrolysis oxygen: at normal temperatures, in raw material water tank, with flow be 5Nm 3the high purity oxygen of/h is carried out bubbling blowback to raw water, removes be dissolved in the water nitrogen and other soluble gas, obtains the water that removes solution gas.By the electrolysis in industrial electrolysis device 1 of above-mentioned water after treatment, obtain industrial electrolysis oxygen at anode electrolytic cell, described industrial electrolysis oxygen purity is 99.6% (volume ratio), after testing, wherein also contains the impurity such as water, carbonic acid gas, carbon monoxide, hydrocarbon, hydrogen sulfide.
(2) thermal pretreatment: in preheater 2, the industrial electrolysis oxygen that step (2) is obtained carries out preheating, makes temperature reach 220 DEG C of left and right.
(3) catalytic dehydrogenation: the industrial electrolysis oxygen that step (2) obtains is introduced catalytic dehydrogenation device 3, in the catalysis of commercially available palladium, 280 DEG C of temperature, under pressure 1.4MPa, make impurities H and oxygen water generation reaction in electrolysis oxygen, and remove unreacted complete hydrogen, inflammable gas etc. through burner 301 burning at 280 DEG C, obtain containing oxygen 99.9995%, without hydrogen, without the oxygen of the impurity such as hydrocarbon, moisture and carbonic acid gas.
(4) dehydrate: the electrolysis oxygen after step (3) removal of impurities is cooled to 30 DEG C through water cooler, enters molecular sieve dehydration moisture eliminator 4, adopt molecular sieve isobaric variable temperature adsorption technology to remove moisture, CO wherein 2deng.Mole sieve drier is divided into two groups of A, B, and electrolysis oxygen enters through adsorption moisture, CO from A group 2deng.10% high purity oxygen of one about A group air inlet is got in the outlet of A group, introduces B group and molecular sieve is regenerated to (regeneration condition is: be heated to 300 DEG C, pressure 0.05MPa, deviates from water, CO 2deng), treat that used next time.
(5) filtering and impurity removing: the electrolysis oxygen that step (4) dehydrates filters through accurate filter 5 (cartridge filter 5), removes mechanical impurity, obtains purity and is 99.9999% high purity oxygen.
Before bottle is filled in compression, gas cylinder is vacuumized to processing with membrane compressor 6, then carry out the bottle that fills of high purity oxygen, obtain product high purity oxygen.
The content of the above-mentioned high purity oxygen deoxygenation making is 99.9999%, all extremely low on hydrogen, argon, nitrogen, carbonic acid gas, moisture, carbon monoxide, nitrogen protoxide, total impurities equal size, met the requirement of secondary electrons oxygen in " GBT14599-2008 pure oxygen, high purity oxygen and ultrapure oxygen " middle high purity oxygen and " GBT14604-2009 For The Electronic Gases oxygen " simultaneously.
Finally explanation is, above embodiment is only unrestricted in order to the technical solution of the utility model to be described, although the utility model is had been described in detail with reference to preferred embodiment, those of ordinary skill in the art is to be understood that, can modify or be equal to replacement the technical solution of the utility model, and not departing from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of claim scope of the present utility model.

Claims (9)

1. a device for brine electrolysis high purity oxygen processed, is characterized in that: comprise the industrial electrolysis device (1), preheater (2), catalytic dehydrogenation device (3) and the molecular sieve dehydration moisture eliminator (4) that set gradually from front to back; On described catalytic dehydrogenation device (3), also set up a burner (301), the import of burner (301) is communicated with the pneumatic outlet after catalytic dehydrogenation device (3) dehydrogenation; The electrolysis oxygen outlet of described industrial electrolysis device (1) is communicated with the import of preheater (2), the outlet of described preheater (2) is communicated with the import of catalytic dehydrogenation device (3), and burner (301) outlet on described catalytic dehydrogenation device (3) is communicated with the import of molecular sieve dehydration moisture eliminator (4).
2. the device of brine electrolysis according to claim 1 high purity oxygen processed, is characterized in that: on described industrial electrolysis device (1), set up the counter-current bubbling back-blowing device (101) that raw water is carried out to degassed processing.
3. the device of brine electrolysis according to claim 1 high purity oxygen processed, is characterized in that: described preheater (2) is provided with heating interlayer, and its heating interlayer is established pipeline and is communicated with the waste heat discharge outlet of catalytic dehydrogenation device (3).
4. the device of brine electrolysis according to claim 1 high purity oxygen processed, is characterized in that: in the burner (301) on described catalytic dehydrogenation device (3), be provided with 3 groups for thermoregulator resistance bar.
5. the device of brine electrolysis according to claim 1 high purity oxygen processed, is characterized in that: described molecular sieve dehydration moisture eliminator (4) is for being equipped with the moisture eliminator of 13X molecular sieve.
6. the device of brine electrolysis according to claim 5 high purity oxygen processed, is characterized in that: described 13X molecular sieve, is made up of two groups of A, B.
7. the device of brine electrolysis according to claim 1 high purity oxygen processed, it is characterized in that: also comprise the strainer (5) of being located at after molecular sieve dehydration moisture eliminator (4), the outlet of described molecular sieve dehydration moisture eliminator (4) is communicated with the import of strainer (5).
8. the device of brine electrolysis according to claim 7 high purity oxygen processed, is characterized in that: described strainer (5) is cartridge filter (5).
9. the device of brine electrolysis according to claim 7 high purity oxygen processed, it is characterized in that: also comprise the membrane compressor (6) of being located at after strainer (5), described strainer (5) outlet is communicated with membrane compressor (6) import.
CN201420301745.7U 2014-06-09 2014-06-09 The device of a kind of brine electrolysis high purity oxygen processed Expired - Lifetime CN203923390U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420301745.7U CN203923390U (en) 2014-06-09 2014-06-09 The device of a kind of brine electrolysis high purity oxygen processed

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420301745.7U CN203923390U (en) 2014-06-09 2014-06-09 The device of a kind of brine electrolysis high purity oxygen processed

Publications (1)

Publication Number Publication Date
CN203923390U true CN203923390U (en) 2014-11-05

Family

ID=51819245

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420301745.7U Expired - Lifetime CN203923390U (en) 2014-06-09 2014-06-09 The device of a kind of brine electrolysis high purity oxygen processed

Country Status (1)

Country Link
CN (1) CN203923390U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106245050A (en) * 2016-08-29 2016-12-21 山东泓达生物科技有限公司 A kind of preparation method of ultrapure oxygen
CN107428567A (en) * 2016-02-15 2017-12-01 江田水处理技研株式会社 Electrolytic water generating device
WO2021129566A1 (en) * 2019-12-25 2021-07-01 乔治洛德方法研究和开发液化空气有限公司 Device and method for preparing high-purity hydrogen and/or oxygen by electrolyzing water
CN114017993A (en) * 2022-01-06 2022-02-08 杭州制氧机集团股份有限公司 Device and method for producing hydrogen and byproduct oxygen by utilizing green electrolysis water
CN114214637A (en) * 2021-12-10 2022-03-22 成都深冷液化设备股份有限公司 Device and method for comprehensively utilizing hydrogen and oxygen produced by electrolyzing water
WO2024110436A1 (en) * 2022-11-24 2024-05-30 Shell Internationale Research Maatschappij B.V. A method of compressing a water-containing oxygen-containing stream

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107428567A (en) * 2016-02-15 2017-12-01 江田水处理技研株式会社 Electrolytic water generating device
CN107428567B (en) * 2016-02-15 2020-12-08 江田水处理技研株式会社 Electrolyzed water generation device
CN106245050A (en) * 2016-08-29 2016-12-21 山东泓达生物科技有限公司 A kind of preparation method of ultrapure oxygen
CN106245050B (en) * 2016-08-29 2019-03-05 山东昆达生物科技有限公司 A kind of preparation method of ultrapure oxygen
WO2021129566A1 (en) * 2019-12-25 2021-07-01 乔治洛德方法研究和开发液化空气有限公司 Device and method for preparing high-purity hydrogen and/or oxygen by electrolyzing water
CN114214637A (en) * 2021-12-10 2022-03-22 成都深冷液化设备股份有限公司 Device and method for comprehensively utilizing hydrogen and oxygen produced by electrolyzing water
CN114214637B (en) * 2021-12-10 2024-06-25 四川蜀道装备科技股份有限公司 Device and method for comprehensively utilizing hydrogen and oxygen by water electrolysis
CN114017993A (en) * 2022-01-06 2022-02-08 杭州制氧机集团股份有限公司 Device and method for producing hydrogen and byproduct oxygen by utilizing green electrolysis water
CN114017993B (en) * 2022-01-06 2022-06-07 杭氧集团股份有限公司 Device and method for producing hydrogen and byproduct oxygen by utilizing green electrolysis water
WO2024110436A1 (en) * 2022-11-24 2024-05-30 Shell Internationale Research Maatschappij B.V. A method of compressing a water-containing oxygen-containing stream

Similar Documents

Publication Publication Date Title
CN203923390U (en) The device of a kind of brine electrolysis high purity oxygen processed
CN101407920B (en) Technique for continuously producing high purity hydrogen by water electrolysis
CN102502498B (en) Method for separating and recovering chlorine and oxygen of hydrogen chloride oxidation gas mixture by use of PSA (Pressure Swing Adsorption) technology
CN104587804B (en) Gas separation membrane is used to carry out the apparatus system purified
CN102627280A (en) Method for purifying and concentrating CO from calcium carbide furnace gas
CN111646432A (en) Hydrogen purification system
CN101407921B (en) Technique for continuously producing high purity oxygen by water electrolysis
CN110921625B (en) Separation and recovery device for hydrogen and helium in purge gas of synthetic ammonia
CN102173382B (en) Byproduct hydrogen purification recovery system and method in chlorine industry
CN104498983A (en) Method for preparation of high purity oxygen by water electrolysis
CN106245050B (en) A kind of preparation method of ultrapure oxygen
CN105084359B (en) A kind of method that formic acid dehydration industry prepares high-purity CO
CN104098069B (en) A kind of coal gas carries the device of hydrogen
CN108671747A (en) A kind of method and system discharging recycling purification helium in exhaust gas from preform sintering furnace
CN100465094C (en) Method of synthesizing ammonia by hydrogen gas purified by tail gas of sodium cyanide and alkali-chloride production
CN202030521U (en) Purifying and recovering system for byproduct hydrogen in chlor-alkali industry
CN218088976U (en) Container formula synthetic ammonia system
CN204447689U (en) Gas separation membrane is used to carry out the apparatus system of purifying
CN208932988U (en) A kind of purge drying system of food-grade carbon-dioxide
CN204589317U (en) Water electrolysis prepares pure hydrogen system
CN103265986A (en) Method for extracting coal-based natural gas from methanol blowdown gas and method for producing CNG (compressed natural gas)
CN203474745U (en) Methane membrane separation decarbonization device
CN216336618U (en) Recovery of CO from chemical process2System for preparing nitrogen from waste gas
CN216320988U (en) Carbon dioxide pressurization recycling device of combined alkali preparation process
CN102516028B (en) Method for preparing methanol and dimethyl ether by taking calcium carbide furnace tail gas and sodium chlorate tail gas as well as other hydrogen-containing gas sources as raw materials

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CX01 Expiry of patent term
CX01 Expiry of patent term

Granted publication date: 20141105