CN105251464B - A kind of efficient dedusting modifying agent for catching Adsorption flue dust - Google Patents
A kind of efficient dedusting modifying agent for catching Adsorption flue dust Download PDFInfo
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- CN105251464B CN105251464B CN201510817292.2A CN201510817292A CN105251464B CN 105251464 B CN105251464 B CN 105251464B CN 201510817292 A CN201510817292 A CN 201510817292A CN 105251464 B CN105251464 B CN 105251464B
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- flue dust
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Abstract
The invention discloses a kind of efficient dedusting modifying agent for catching Adsorption flue dust, the modifying agent is prepared from the following components by weight percentage：SAS 15~25%, hydroxyl synthol APEO 30~35%, DDAO 8~15%, alkyl polyglucoside 10~20%, anhydrous potassium aluminium sulfate 10~15%, AEO 5~15%.The present invention can make surface reaction forces be reduced to a quarter of ordinary matter, enhancing surface wettability intensity, improve and catch adsorption capacity, the hydrophilic group of the material surface can be combined efficiently with the dust granules in flue dust, make its it is rapid it is wetted, wrap up, adsorb, settling down, can also make the viscosity rising of molecular surface, flue dust is touched liquid surface and just bonded, it is difficult to depart from liquid component at high temperature, is escaped again after preventing flue dust Molecular Adsorption.Not only environment environmental protection, is respectively provided with stability very high, it is adaptable to various operating modes under highly basic strong acid, weak acid and weak base environment.
Description
Technical field
The present invention relates to flue gas ash removal technical field, and in particular to a kind of efficient dedusting for catching Adsorption flue dust is modified
Agent.
Background technology
Since 12, country improves constantly the mark of the boiler emission soot emissions such as coal-burning boiler, biomass electric power plant boiler
Standard, but current dedusting technology is not only costly, operation is complicated, and operating cost is high, and dust removing effects are not but good, generally can only
Dust treatment to 20 milligrams/mark side left and right, recent country will be put into effect into the flue gas minimum discharge of the boilers such as fire coal, biomass-burning
Standard, standard limit of smog release is improved to 5 milligrams/mark side, and enterprise not up to standard will order rectification or close down, thus
How in the flue gas flue dust task of top priority as enterprise is removed.
The content of the invention
The dust removing effects existed during it is an object of the invention to overcoming industrial boiler discharge dust treatment in the prior art
It is not good, the problems such as be extremely difficult to discharging standards, there is provided a kind of efficient dedusting modifying agent for catching Adsorption flue dust, this changes
Property agent there is efficiently effect to the seizure of flue dust absorption, with different proportionings, different effects is played modifying agent items component
Respective special efficacy, and each component interphase interaction, to reach the dust removing effects of efficiently seizure, absorption, parcel, precipitation.
Technical scheme：It is a kind of it is efficient catch Adsorption flue dust dedusting modifying agent, the modifying agent by weight percentage by
Following components is prepared from：SAS 15~25%, hydroxyl synthol APEO 30~35%, dimethyl
Base amine oxide 8~15%, alkyl polyglucoside 10~20%, anhydrous potassium aluminium sulfate 10~15%, AEO 5~
15%。
Based on above-mentioned technical proposal, the modifying agent is prepared from the following components by weight percentage：Secondary alkyl sulfonic acid
Sodium 20%, hydroxyl synthol APEO 32%, DDAO 10%, alkyl polyglucoside 16%, anhydrous sulphur
Sour aluminium potassium 12%, AEO 10%.
Beneficial effects of the present invention：A kind of efficient dedusting modifying agent for catching Adsorption flue dust disclosed by the invention, should
Modifying agent is developed by various inorganic, organic high molecular compounds through multiple tracks technique, and the seizure absorption to flue dust has efficiently
Effect, the modifying agent can make hydrone surface form a kind of trend of the inside motion of uniqueness after being dissolved in water, surface is received automatically
Minimum area is reduced to, surface reaction forces can be made to be reduced to a quarter of ordinary matter, strengthen surface wettability intensity, improved and catch
Adsorption capacity, the hydrophilic group of the material surface can be combined efficiently with the dust granules in flue dust, make its rapid wetted, bag
Wrap up in, adsorb, settle down, this modifying agent can also reduce molecular surface area at gas-liquid two-phase interface, improve the critical of hydrone
Micellar concentration, improves molecule solubility, part flue dust is dissolved in water.In addition, modifying agent of the present invention can also make molecular surface
Viscosity rising, flue dust is touched liquid surface and just bonded, be difficult to depart from liquid component at high temperature, prevent flue dust molecule
Escaped again after absorption.
Dedusting modifying agent of the present invention also has the flocculation sediment effect to micronic dust impurity after absorption, and can play to be caught in
Flue dust precipitation rapidly effect, after flue dust in liquid is adsorbed, form small molecule in liquid phase component, flocculation can be with
Attraction between increase small molecule, rapid attracting each other is united between making small molecule, and formation quality is bigger with volume to divide greatly
Subbase group, under larger Action of Gravity Field, rapid precipitation completes the efficient process to flue dust to macro-radical.This formula of modifier
, organic matter that harmless biological degradation rate higher nontoxic to nature and human body is all chosen, the part formulation of modifying agent uses pure day
Right material, not only environment environmental protection, can also be degradable by environment, and this formula does not produce foam, is to other after dust pelletizing system
System will not produce harmful effect.Formula of modifier PH of the present invention is applied widely, has under highly basic strong acid, weak acid and weak base environment
There is stability very high, it is adaptable to various operating modes.
Specific embodiment
With reference to specific embodiment, the present invention will be further described, to be better understood from technical solution of the present invention.
Embodiment 1：A kind of efficient dedusting modifying agent for catching Adsorption flue dust, the present embodiment dedusting modifying agent is applied to
In limestone-gypsum method spraying and dedusting sulfur removal technology, the present embodiment modifying agent is specifically added to the lime stone after being diluted molten
In liquid, wherein the amount added according to weight than being respectively that every ten tons of water add the present embodiment modifying agent 25g, each component in modifying agent
Specific proportioning is as follows：SAS 5g, hydroxyl synthol APEO 8g, DDAO
2.5g, alkyl polyglucoside 4g, anhydrous potassium aluminium sulfate 3g, AEO 2.5g.
Embodiment 2：A kind of efficient dedusting modifying agent for catching Adsorption flue dust, the present embodiment dedusting modifying agent is applied to
, specifically be added to the present embodiment modifying agent in the circulating water pool of dust-removal and desulfurizing by the technique of double alkali method desulfurizing dedusting, further according to
The cycle period of Enterprises water is periodically safeguarded.The amount wherein added is according to weight than being respectively that every ten tons of water are added
The present embodiment modifying agent 30g, specifically proportioning is as follows for each component in modifying agent：SAS 7.5g, hydroxyl synthol polyoxy
Vinethene 9g, DDAO 2.4g, alkyl polyglucoside 3g, anhydrous potassium aluminium sulfate 4.5g, fatty alcohol polyoxy
Vinethene 3.6g.
Embodiment 3：A kind of efficient dedusting modifying agent for catching Adsorption flue dust, the present embodiment dedusting modifying agent is directly used
In the spray of dedusting, specifically the present embodiment modifying agent is directly appended to be sprayed in water, wherein the amount added is according to weight ratio
It is respectively that every ten tons of water add the present embodiment modifying agent 28g, specifically proportioning is as follows for each component in modifying agent：SAS
4.2g, hydroxyl synthol APEO 9.8g, DDAO 4.2g, alkyl polyglucoside 5.6g are anhydrous
Alum 2.8g, AEO 1.4g.
Above-described embodiment 1, embodiment 2 and the dedusting modifying agent dust treatment effect of embodiment 3 are tested as follows respectively：
Experiment one：This experiment is mainly for dedusting modifying agent in embodiment 1 in limestone-gypsum method spraying and dedusting desulfurization work
Performance test in skill.Concrete operations are as follows：SAS 2000g, hydroxyl synthol polyoxy second are weighed in this experiment
Alkene ether 3200g, DDAO about 1000g, alkyl polyglucoside 1600g, anhydrous potassium aluminium sulfate 1200g, fat
Fat alcohol APEO 1000g, is added in 4000 side's water and lime stone solution, is directly sprayed in spray, is adding this reality
Flue dust inlet concentration is measured before testing formula of modifier, flue dust exit concentration is measured again after this experimental modified agent prescription is added, point
Not Ce Liang three times, average.Analysis, observation effect are compared to detection data.
Experiment two：This experiment is mainly for performance of the dedusting modifying agent in double alkali method desulfurizing dust collecting process in embodiment 2
Experiment.Concrete operations are as follows：SAS 1500g, hydroxyl synthol APEO 1800g are weighed in this experiment,
DDAO 480g, alkyl polyglucoside 600g, anhydrous potassium aluminium sulfate 900g, AEO
720g, then allocates into in the aqueous solution of 2000 side's double alkali method desulfurizing dedustings, wherein：Aqueous solution composition is NaOH and hydrogen-oxygen
Change calcium combination.Flue dust inlet concentration is measured before this experimental modified agent prescription is added, after this experimental modified agent prescription is added again
Measurement flue dust exit concentration, measures three times respectively, averages.Analysis, observation effect are compared to detection data.
Experiment three：This experiment is directly used in the performance test of dedusting spray mainly for dedusting modifying agent in embodiment 3.Tool
Gymnastics is made as follows：SAS 2520g, hydroxyl synthol APEO 5880g, dodecane are weighed in this experiment
Base dimethyl amine 2520g, alkyl polyglucoside 3360g, anhydrous potassium aluminium sulfate 1680g, AEO 840g,
Allocate into in 6000 side's clear water, be directly used in spray.Flue dust inlet concentration is measured before this experimental modified agent prescription is added, is being added
Flue dust exit concentration is measured again after entering this experimental modified agent prescription, is measured three times respectively, average.Detection data is compared
Relatively analyze, observation effect.
Shown in table 1, the flue gas concentration pair of experiment one, experiment two and experiment three before and after formula of modifier is added is shown respectively
Compare data
Experimental analysis：As can be seen from the above table, in experiment one, in experiment two and experiment three, in different environments, this is added
Dust concentration is made a world of difference before invention dedusting modifying agent and after addition dedusting modifying agent of the present invention, adds dedusting modifying agent of the present invention
Afterwards, dust concentration is measured to decline to a great extent, it is very good to dust treatment effect.
Claims (2)
1. it is a kind of it is efficient catch Adsorption flue dust dedusting modifying agent, it is characterized in that：The modifying agent by weight percentage by with
Lower component is prepared from：SAS 15~25%, hydroxyl synthol APEO 30~35%, dimethyl
Base amine oxide 8~15%, alkyl polyglucoside 10~20%, anhydrous potassium aluminium sulfate 10~15%, AEO 5~
15%。
2. it is according to claim 1 it is efficient catch Adsorption flue dust dedusting modifying agent, it is characterized in that：The modifying agent
It is prepared from the following components by weight percentage：SAS 20%, hydroxyl synthol APEO 32%, dodecane
Base dimethyl amine 10%, alkyl polyglucoside 16%, anhydrous potassium aluminium sulfate 12%, AEO 10%.
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| CN201510817292.2A CN105251464B (en) | 2015-11-23 | 2015-11-23 | A kind of efficient dedusting modifying agent for catching Adsorption flue dust |
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| CN105727657A (en) * | 2016-03-08 | 2016-07-06 | 张征北 | Purifying auxiliary for smoke particles and application in power plant production |
| CN108299936A (en) * | 2017-09-08 | 2018-07-20 | 大连理工大学 | Automatic absorbing haze coating |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086129A1 (en) * | 1982-01-29 | 1983-08-17 | Etablissement public dit: CHARBONNAGES DE FRANCE | Aqueous suspensions containing at least one solid combustible, and process for their preparation |
| CN103806930A (en) * | 2014-03-03 | 2014-05-21 | 山东科技大学 | Novel foam dedusting agent for coal mine |
| CN104174278A (en) * | 2014-08-28 | 2014-12-03 | 尹无忌 | Membrane process dust collection desulfurizer and semi-dry type membrane dust collection desulphurization method |
| CN104453976A (en) * | 2014-11-25 | 2015-03-25 | 大同煤矿集团有限责任公司 | Roller shutter type dust collecting net device |
-
2015
- 2015-11-23 CN CN201510817292.2A patent/CN105251464B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0086129A1 (en) * | 1982-01-29 | 1983-08-17 | Etablissement public dit: CHARBONNAGES DE FRANCE | Aqueous suspensions containing at least one solid combustible, and process for their preparation |
| CN103806930A (en) * | 2014-03-03 | 2014-05-21 | 山东科技大学 | Novel foam dedusting agent for coal mine |
| CN104174278A (en) * | 2014-08-28 | 2014-12-03 | 尹无忌 | Membrane process dust collection desulfurizer and semi-dry type membrane dust collection desulphurization method |
| CN104453976A (en) * | 2014-11-25 | 2015-03-25 | 大同煤矿集团有限责任公司 | Roller shutter type dust collecting net device |
Non-Patent Citations (2)
| Title |
|---|
| 国内外表面活性剂除尘技术现状及前景;向心斗等;《工业安全与防尘》;19891231(第1期);第25-29页 * |
| 表面活性剂在湿法烟气脱硫除尘中的应用;周长丽等;《洁净煤技术》;20061231;第12卷(第2期);第72-74页 * |
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