CN108043211A - A kind of Desulfurization synergist and preparation method thereof - Google Patents
A kind of Desulfurization synergist and preparation method thereof Download PDFInfo
- Publication number
- CN108043211A CN108043211A CN201810066374.1A CN201810066374A CN108043211A CN 108043211 A CN108043211 A CN 108043211A CN 201810066374 A CN201810066374 A CN 201810066374A CN 108043211 A CN108043211 A CN 108043211A
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- Prior art keywords
- desulfurization
- acid
- tannin extract
- preparation
- additive
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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
- B01D53/80—Semi-solid phase processes, i.e. by using slurries
-
- 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
- B01D53/50—Sulfur oxides
- B01D53/501—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound
- B01D53/502—Sulfur oxides by treating the gases with a solution or a suspension of an alkali or earth-alkali or ammonium compound characterised by a specific solution or suspension
-
- 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
- B01D53/86—Catalytic processes
- B01D53/8603—Removing sulfur compounds
- B01D53/8609—Sulfur oxides
-
- 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
- B01D2258/00—Sources of waste gases
- B01D2258/02—Other waste gases
- B01D2258/0283—Flue gases
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Treating Waste Gases (AREA)
- Catalysts (AREA)
Abstract
The present invention provides a kind of Desulfurization synergists and preparation method thereof.Desulfurization synergist includes following component：By weight percentage, 60%~80% hexanedioic acid, 10%~15% glutaric acid, 10%~20% sodium acid carbonate, 1%~3% tannin extract, 0.02%~0.08% additive.The preparation method of Desulfurization synergist, which is characterized in that comprise the following steps：Weight percent weighs hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive crystal respectively, and is clayed into power crystal with pulverizer；Powder crystal is added to mixer, stirs 30 minutes and compounds.The preparation method very simple of the present invention is compounded uniform, you can use in formula components ratio；Tannin extract is added, effectively avoids desulfurizing tower fouling；Using 888 catalyst, the efficiency of desulfurizing tower desulfurization is effectively improved；Desulfuration efficiency, the reactivity for reducing energy consumption, improving lime white, the growth for improving air utilization ratio, effectively facilitating crystal of calcium sulfate body can be improved using Desulfurization synergist.
Description
Technical field
The present invention relates to environmentally friendly field of fine chemical, especially a kind of Desulfurization synergist and preparation method thereof.
Background technology
Desulfurization sloughs the sulphur content in fuel and the desulfuration process before flue gas emissions before referring to burning.It is prevention air
One of important technique measure of pollution.It is also continuous to the craving of the energy with industrial expansion and the improvement of people's living standards
Increase, the SO in coal-fired flue-gas2The main reason for having become atmosphere pollution.Reduce SO2Pollution has become current atmospheric environment and has controlled
The task of top priority of reason.
Desulfurization at present using lime slurry wet desulphurization, but be all unevenly distributed there are Desulfurization tower slurry and fouling it is serious,
The problems such as pH value fluctuation is big, desulfuration efficiency is low, the active low, high energy consumption of lime white, air utilization ratio are low.
The content of the invention
The purpose of the present invention is to solve the defects of the above-mentioned prior art, a kind of Desulfurization synergist and its preparation side are provided
Method.
The purpose of the present invention can be reached by adopting the following technical scheme that：
A kind of Desulfurization synergist, which is characterized in that including following component：
By weight percentage：60%~80% hexanedioic acid, 10%~15% glutaric acid, 10%~20% sodium acid carbonate, 1%~3% tannin extract,
0.02%~0.08% additive.
Preferably, by weight percentage：65%~75% hexanedioic acid, 12%~15% glutaric acid, 12%~16% sodium acid carbonate,
2%~3% tannin extract, 0.05%~0.08% additive.
Preferably, the additive is 888 desulphurization catalysts.
A kind of preparation method of Desulfurization synergist, which is characterized in that comprise the following steps：
Step A：Weight percent according to claim 1 weighs hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive respectively
Crystal, and clayed into power crystal with pulverizer；
Step B：The step A powder crystals obtained are added to mixer, stirs 30 minutes and compounds.
The present invention has following advantageous effect compared with the prior art：
1st, preparation method very simple of the invention, compounding is uniform in proportion, you can uses；
2nd, Desulfurization synergist of the invention adds tannin extract, effectively avoids desulfurizing tower fouling；
3rd, Desulfurization synergist of the invention uses 888 catalyst, effectively improves the efficiency of desulfurizing tower desulfurization.
4th, Desulfurization synergist of the invention can improve desulfuration efficiency, the reactivity for reducing energy consumption, improving lime white, improve
Air utilization ratio, the growth for effectively facilitating crystal of calcium sulfate body.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to embodiments, it is de- to one kind
Sulfur synergist and preparation method thereof is further elaborated.It should be appreciated that specific embodiment described herein is only used
To explain the present invention, it is not intended to limit the present invention.
Embodiment 1：
Weigh hexanedioic acid 65kg, glutaric acid 10kg, sodium acid carbonate 12kg, tannin extract 3kg, 888 desulphurization catalyst 0.04kg；It will weigh
Hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive are added separately to pulverizer and clay into power crystal；Powder crystal is added in
To mixer, stir 30 minutes and compound.
Embodiment 2：
Weigh hexanedioic acid 70kg, glutaric acid 12kg, sodium acid carbonate 15kg, tannin extract 2kg, 888 desulphurization catalyst 0.05kg；It will weigh
Hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive are added separately to pulverizer and clay into power crystal；Powder crystal is added in
To mixer, stir 30 minutes and compound.
Embodiment 3：
Weigh hexanedioic acid 75kg, glutaric acid 15kg, sodium acid carbonate 13kg, tannin extract 3kg, 888 desulphurization catalyst 0.06kg；It will weigh
Hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive are added separately to pulverizer and clay into power crystal；Powder crystal is added in
To mixer, stir 30 minutes and compound.
Embodiment 4：
Weigh hexanedioic acid 70kg, glutaric acid 13kg, sodium acid carbonate 15kg, tannin extract 2kg, 888 desulphurization catalyst 0.05kg；It will weigh
Hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive are added separately to pulverizer and clay into power crystal；Powder crystal is added in
To mixer, stir 30 minutes and compound.
In conclusion the preparation method very simple of the present invention, is compounded uniform, you can use in formula components ratio；Increase
Add tannin extract, effectively avoid desulfurizing tower fouling；Using 888 catalyst, the efficiency of desulfurizing tower desulfurization is effectively improved；Increased using desulfurization
Effect agent improves desulfuration efficiency, the reactivity for reducing energy consumption, improving lime white, improves air utilization ratio, effectively facilitates calcium sulfate
The growth of crystalline solid.
The above is only patent preferred embodiment of the present invention, but the protection domain of patent of the present invention is not limited to
This, any one skilled in the art is in the scope disclosed in patent of the present invention, the skill of patent according to the present invention
Art scheme and its patent of invention design are subject to equivalent substitution or change, belong to the protection domain of patent of the present invention.
Claims (4)
1. a kind of Desulfurization synergist, which is characterized in that including following component：
By weight percentage：60%~80% hexanedioic acid, 10%~15% glutaric acid, 10%~20% sodium acid carbonate, 1%~3% tannin extract,
0.02%~0.08% additive.
2. a kind of Desulfurization synergist according to claim 1, which is characterized in that by weight percentage：65%~75%
Diacid, 12%~15% glutaric acid, 12%~16% sodium acid carbonate, 2%~3% tannin extract, 0.05%~0.08% additive.
3. a kind of flying dust chelating agent according to claim 1, which is characterized in that the additive is 888 desulfurization catalysts
Agent.
4. a kind of preparation method of Desulfurization synergist, which is characterized in that comprise the following steps：
Step A：Weight percent according to claim 1 weighs hexanedioic acid, glutaric acid, sodium acid carbonate, tannin extract and additive respectively
Crystal, and clayed into power crystal with pulverizer；
Step B：The step A powder crystals obtained are added to mixer, stirs 30 minutes and compounds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066374.1A CN108043211A (en) | 2018-01-24 | 2018-01-24 | A kind of Desulfurization synergist and preparation method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810066374.1A CN108043211A (en) | 2018-01-24 | 2018-01-24 | A kind of Desulfurization synergist and preparation method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN108043211A true CN108043211A (en) | 2018-05-18 |
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| CN201810066374.1A Pending CN108043211A (en) | 2018-01-24 | 2018-01-24 | A kind of Desulfurization synergist and preparation method thereof |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141961A (en) * | 1977-06-16 | 1979-02-27 | Dtpm Corporation | Production of H2 S from SO2 obtained from flue gas |
| CN102847429A (en) * | 2011-07-01 | 2013-01-02 | 湖南晟通科技集团有限公司 | Limestone-gypsum wet-method flue gas desulfurization additive |
| CN103260727A (en) * | 2010-11-09 | 2013-08-21 | 迪甘巴尔·潘德·达南加 | Novel system for adsorbing and separating suspended gaseous impurities from effluent gases and thereby recovery of value added products |
| CN106268293A (en) * | 2015-05-14 | 2017-01-04 | 王立群 | A kind of wet desulphurization denitration synergist for coal-burning boiler |
-
2018
- 2018-01-24 CN CN201810066374.1A patent/CN108043211A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4141961A (en) * | 1977-06-16 | 1979-02-27 | Dtpm Corporation | Production of H2 S from SO2 obtained from flue gas |
| CN103260727A (en) * | 2010-11-09 | 2013-08-21 | 迪甘巴尔·潘德·达南加 | Novel system for adsorbing and separating suspended gaseous impurities from effluent gases and thereby recovery of value added products |
| CN102847429A (en) * | 2011-07-01 | 2013-01-02 | 湖南晟通科技集团有限公司 | Limestone-gypsum wet-method flue gas desulfurization additive |
| CN106268293A (en) * | 2015-05-14 | 2017-01-04 | 王立群 | A kind of wet desulphurization denitration synergist for coal-burning boiler |
Non-Patent Citations (2)
| Title |
|---|
| 吴世敏，印德麟 主编: "《简明精细化工大辞典》", 30 June 1999, 沈阳：辽宁科学技术出版社 * |
| 赵亚平 等主编: "《中国石油和化工行业发展研究报告》", 29 February 2008, 郑州：河南科学技术出版社 * |
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