CN107376524B - Oil plant acid waste gas processing system - Google Patents
Oil plant acid waste gas processing system Download PDFInfo
- Publication number
- CN107376524B CN107376524B CN201710502091.2A CN201710502091A CN107376524B CN 107376524 B CN107376524 B CN 107376524B CN 201710502091 A CN201710502091 A CN 201710502091A CN 107376524 B CN107376524 B CN 107376524B
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- CN
- China
- Prior art keywords
- hydrogen sulfide
- carbon dioxide
- waste gas
- acid waste
- oil plant
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/48—Sulfur compounds
- B01D53/52—Hydrogen sulfide
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/46—Removing components of defined structure
- B01D53/62—Carbon oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/75—Multi-step processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/77—Liquid phase processes
- B01D53/78—Liquid phase processes with gas-liquid contact
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/74—General processes for purification of waste gases; Apparatus or devices specially adapted therefor
- B01D53/81—Solid phase processes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/96—Regeneration, reactivation or recycling of reactants
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2251/00—Reactants
- B01D2251/40—Alkaline earth metal or magnesium compounds
- B01D2251/404—Alkaline earth metal or magnesium compounds of calcium
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2252/00—Absorbents, i.e. solvents and liquid materials for gas absorption
- B01D2252/20—Organic absorbents
- B01D2252/204—Amines
- B01D2252/20478—Alkanolamines
- B01D2252/20489—Alkanolamines with two or more hydroxyl groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2256/00—Main component in the product gas stream after treatment
- B01D2256/22—Carbon dioxide
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- 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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The invention proposes a kind of oil plant acid waste gas processing system, the oil plant acid waste gas processing system includes dust filtering device, carbon dioxide filter, hydrogen sulfide absorption device, heat resolve device, oxidation reaction apparatus, combustible gas collection device；The dust filtering device is connected with hydrogen sulfide periodic off-gases；Dust filtering device, the first carbon dioxide filter, hydrogen sulfide absorption device and combustible gas collection device are sequentially connected；Hydrogen sulfide absorption device, heat resolve device and oxidation reaction apparatus are sequentially connected；Oxidation reaction apparatus is also connected with the second carbon dioxide filter；Second carbon dioxide filter is connected with dry air；Connection relationship between the hydrogen sulfide absorption device and heat resolve device is the connection of two-way pipeline.High financial profit of the present invention, energy conservation and environmental protection.
Description
Technical field
The present invention relates to a kind of exhaust treatment system more particularly to a kind of oil plant acid waste gas processing systems.
Background technique
Contain the hydrogen sulfide of 60-80%, 3-10% carbon dioxide and some flammable gas in oil plant acid waste gas
Body, such as ethane, methane, propylene, propane, ethylene and carbon monoxide.Wherein the content of hydrogen sulfide is higher, and hydrogen sulfide has
Severe toxicity, pollution are bigger.After generalling use direct torch burning in the existing processing method to oil plant acid waste gas
Lye absorption is carried out to the sulfur dioxide treatment of generation or directly again.Its is costly for these methods, and wastes very much
Resource.
Summary of the invention
Shortcoming present in view of the above technology, the present invention provides a kind of oil plant acid waste gas processing systems.
Include: dust filtering device, carbon dioxide filter, hydrogen sulfide absorption device, heat resolve device, oxidation reaction apparatus,
Combustible gas collection device；The dust filtering device is connected with hydrogen sulfide periodic off-gases；Dust filtering device, the first carbon dioxide
Filter device, hydrogen sulfide absorption device and combustible gas collection device are sequentially connected；Hydrogen sulfide absorption device, heat resolve device
And oxidation reaction apparatus is sequentially connected；Oxidation reaction apparatus is also connected with the second carbon dioxide filter；Described 2nd 2
Carbonoxide filter device is connected with dry air；Connection relationship between the hydrogen sulfide absorption device and heat resolve device is
Two-way pipeline connection.
Preferably, the carbon dioxide filter speeds to put using sulfurated lime solution as cleaning solution removal hydrogen sulfide
Carbon dioxide in gas.
Preferably, the heat resolve temperature is 100-130 degrees Celsius.
Preferably, iron chloride, iron nitrate solution or croci are used in the oxidation reaction apparatus.
Preferably, what is be added in the hydrogen sulfide absorption device is diethanol amine aqueous solution.
Hydrogen sulfide containing acidity periodic off-gases are after the dust particles in dust filtering device removal periodic off-gases by first
Carbon dioxide filter using the carbon dioxide and moisture in calcium sulfide therein removal periodic off-gases and produces hydrogen sulfide.
It is passed through in hydrogen sulfide absorption device from the gas come out in the first carbon dioxide filter, diethanol amine aqueous solution absorbs wherein
Hydrogen sulfide form compound, exclude remaining imflammable gas into imflammable gas collection device.Hydrogen sulfide absorption device with
Heat resolve device forms a circulatory system, diethanol amine aqueous solution absorb flow to after hydrogen sulfide in heat resolve device into
Row heat resolve goes out hydrogen sulfide and enters oxidation reaction apparatus；The diethanol amine aqueous solution absorption generated simultaneously is added to hydrogen sulfide
In absorption plant.Sulphur simple substance is oxidized into the hydrogen sulfide in oxidation reaction apparatus；Fe3+ in oxidation reaction apparatus is gone back
Original at+divalent ferrous ion.It is passed through by the filtered dry air of the second carbon dioxide filter again by ferrous ions
At the iron ion of trivalent.
At least there is following advantages in the present invention:
1) oil plant acid waste gas processing system of the invention handles acid waste gas completely, and hydrogen sulfide is reduced to sulphur list
Matter, and the imflammable gas such as ethane, methane, propylene, propane, ethylene and carbon monoxide are recycled, it improves
Economic benefit and protect environment.
2) raw materials consumption in the entire treatment process of oil plant acid waste gas processing system of the invention is only in dioxy
Changing has consumption during absorbing carbon dioxide in carbon filter device.Reaction cost is reduced, economic benefit is improved.
Further advantage, target and feature of the invention will be partially reflected by the following instructions, and part will also be by this
The research and practice of invention and be understood by the person skilled in the art.
Detailed description of the invention
Fig. 1 is the schematic diagram of oil plant acid waste gas processing system of the invention.
Specific embodiment
Present invention will be described in further detail below with reference to the accompanying drawings, to enable those skilled in the art referring to specification text
Word can be implemented accordingly.
As shown in Figure 1, the present invention provides a kind of oil plant acid waste gas processing of sulfide hydrogen periodic off-gases of processing completely
System.The system includes dust filtering device, carbon dioxide filter, hydrogen sulfide absorption device, heat resolve device, oxidation
Reaction unit, combustible gas collection device；The dust filtering device is connected with hydrogen sulfide periodic off-gases；Dust filtering device,
One carbon dioxide filter, hydrogen sulfide absorption device and combustible gas collection device are sequentially connected；Hydrogen sulfide absorption device adds
Thermal decomposer and oxidation reaction apparatus are sequentially connected；Oxidation reaction apparatus is also connected with the second carbon dioxide filter；
Second carbon dioxide filter is connected with dry air；Between the hydrogen sulfide absorption device and heat resolve device
Connection relationship is the connection of two-way pipeline.
Wherein, first carbon dioxide filter speeds to put using sulfurated lime solution as cleaning solution removal hydrogen sulfide
Carbon dioxide in gas.The heat resolve temperature is 100-130 degrees Celsius.Chlorination is used in the oxidation reaction apparatus
Iron, iron nitrate solution or croci., what is be added in the hydrogen sulfide absorption device is diethanol amine aqueous solution.
Hydrogen sulfide containing acidity periodic off-gases are after the dust particles in dust filtering device removal periodic off-gases by first
Carbon dioxide filter using the carbon dioxide and moisture in calcium sulfide therein removal periodic off-gases and produces hydrogen sulfide.
It is passed through in hydrogen sulfide absorption device from the gas come out in the first carbon dioxide filter, diethanol amine aqueous solution absorbs wherein
Hydrogen sulfide form compound, exclude remaining imflammable gas into imflammable gas collection device.Hydrogen sulfide absorption device with
Heat resolve device forms a circulatory system, diethanol amine aqueous solution absorb flow to after hydrogen sulfide in heat resolve device into
Row heat resolve goes out hydrogen sulfide and enters oxidation reaction apparatus；The diethanol amine aqueous solution absorption generated simultaneously is added to hydrogen sulfide
In absorption plant.Sulphur simple substance is oxidized into the hydrogen sulfide in oxidation reaction apparatus；Fe3+ in oxidation reaction apparatus is gone back
Original at+divalent ferrous ion.It is passed through by the filtered dry air of the second carbon dioxide filter again by ferrous ions
At the iron ion of trivalent.
Although the embodiments of the present invention have been disclosed as above, but its is not only in the description and the implementation listed
With.It can be applied to various suitable the field of the invention completely.It for those skilled in the art, can be easily
Realize other modification.Therefore without departing from the general concept defined in the claims and the equivalent scope, the present invention is simultaneously unlimited
In specific details and legend shown and described herein.
Claims (5)
1. a kind of oil plant acid waste gas processing system characterized by comprising dust filtering device, carbon dioxide filtering dress
It sets, hydrogen sulfide absorption device, heat resolve device, oxidation reaction apparatus, combustible gas collection device；The dust filtering device with
Hydrogen sulfide periodic off-gases are connected；Dust filtering device, the first carbon dioxide filter, hydrogen sulfide absorption device and combustible gas
Collection device is sequentially connected；Hydrogen sulfide absorption device, heat resolve device and oxidation reaction apparatus are sequentially connected；Oxidation reaction
Device is also connected with the second carbon dioxide filter；Second carbon dioxide filter is used to remove two in dry air
Carbonoxide；Connection relationship between the hydrogen sulfide absorption device and heat resolve device is the connection of two-way pipeline.
2. oil plant acid waste gas processing system according to claim 1, which is characterized in that first carbon dioxide
Filter device is using sulfurated lime solution as the carbon dioxide in cleaning solution removal hydrogen sulfide periodic off-gases.
3. oil plant acid waste gas processing system according to claim 1, which is characterized in that the heat resolve device
Temperature be 100-130 degrees Celsius.
4. oil plant acid waste gas processing system according to claim 1, which is characterized in that the oxidation reaction apparatus
It is middle to use iron chloride, iron nitrate solution or croci.
5. oil plant acid waste gas processing system according to claim 1, which is characterized in that the hydrogen sulfide absorption dress
Set middle addition is diethanol amine aqueous solution.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502091.2A CN107376524B (en) | 2017-06-27 | 2017-06-27 | Oil plant acid waste gas processing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710502091.2A CN107376524B (en) | 2017-06-27 | 2017-06-27 | Oil plant acid waste gas processing system |
Publications (2)
| Publication Number | Publication Date |
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| CN107376524A CN107376524A (en) | 2017-11-24 |
| CN107376524B true CN107376524B (en) | 2019-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710502091.2A Active CN107376524B (en) | 2017-06-27 | 2017-06-27 | Oil plant acid waste gas processing system |
Country Status (1)
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| CN (1) | CN107376524B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109268859A (en) * | 2018-08-31 | 2019-01-25 | 张俊霞 | A kind of set composite of gas cleaning and recovery waste heat and fuel gas |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000176403A (en) * | 1998-12-15 | 2000-06-27 | Toshiba Corp | Waste treatment device and method, occlusion device of carbon dioxide and utilization of carbon dioxide |
| DE102007020855A1 (en) * | 2007-05-02 | 2008-11-06 | Evonik Energy Services Gmbh | Process for purifying flue gases from incineration plants |
| CN101601957B (en) * | 2008-12-23 | 2013-06-19 | 匡优新 | Improved device for recovering, processing and recycling acidic waste gas |
| CN101791517B (en) * | 2010-04-08 | 2012-05-23 | 北京至清时光环保工程技术有限公司 | Method for recycling sulfur from acid gases containing hydrogen sulfide |
| CN102580475A (en) * | 2012-02-17 | 2012-07-18 | 宣化钢铁集团有限责任公司 | Method for recycling sulfuric acid tail gas in gas purification AS desulfurization process |
| CA2877801A1 (en) * | 2012-07-03 | 2014-01-09 | Shell Internationale Research Maatschappij B.V. | Process for deep contaminent removal of gas streams |
| CN203108425U (en) * | 2013-03-21 | 2013-08-07 | 苏州三博士环保科技有限公司 | Hydrogen sulfide waste gas purification equipment |
| CN104138713A (en) * | 2013-05-10 | 2014-11-12 | 杭州林达化工技术工程有限公司 | Method, device and reactor for recovery of sulfur from acidic gas |
| CN103721553A (en) * | 2014-01-07 | 2014-04-16 | 江苏新世纪江南环保股份有限公司 | Method for efficiently removing acid gas sulfide by ammonia process desulfurization technique |
| CN106731582A (en) * | 2017-01-23 | 2017-05-31 | 科莱环境工程（北京）有限公司 | A kind of method of integrated treatment sulfide hydrogen acid waste gas and solid waste carnallite |
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