CN106929120A - A kind of method of fine particle generation in suppression combustion chamber - Google Patents
A kind of method of fine particle generation in suppression combustion chamber Download PDFInfo
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- CN106929120A CN106929120A CN201710068188.7A CN201710068188A CN106929120A CN 106929120 A CN106929120 A CN 106929120A CN 201710068188 A CN201710068188 A CN 201710068188A CN 106929120 A CN106929120 A CN 106929120A
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- combustion chamber
- adsorbent
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- combustion
- particulate matter
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Classifications
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- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L9/00—Treating solid fuels to improve their combustion
- C10L9/10—Treating solid fuels to improve their combustion by using additives
-
- 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
- B01D53/02—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 by adsorption, e.g. preparative gas chromatography
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L10/00—Use of additives to fuels or fires for particular purposes
-
- C—CHEMISTRY; METALLURGY
- C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
- C10L—FUELS NOT OTHERWISE PROVIDED FOR; NATURAL GAS; SYNTHETIC NATURAL GAS OBTAINED BY PROCESSES NOT COVERED BY SUBCLASSES C10G, C10K; LIQUEFIED PETROLEUM GAS; ADDING MATERIALS TO FUELS OR FIRES TO REDUCE SMOKE OR UNDESIRABLE DEPOSITS OR TO FACILITATE SOOT REMOVAL; FIRELIGHTERS
- C10L10/00—Use of additives to fuels or fires for particular purposes
- C10L10/02—Use of additives to fuels or fires for particular purposes for reducing smoke development
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23J—REMOVAL OR TREATMENT OF COMBUSTION PRODUCTS OR COMBUSTION RESIDUES; FLUES
- F23J7/00—Arrangement of devices for supplying chemicals to fire
Abstract
The invention belongs to combustion product gases purification treatment technology field, and the method for disclosing fine particle generation in a kind of suppression combustion chamber, comprise the following steps：(1) take Organic Alcohol add reactor in；(2) Organic Alcohol is stirred at a temperature of 15~35 DEG C and titanate esters and catalyst reaction is added；(3) continue to be reacted to addition stabilizer in reaction bulb in stirring；(4) liquid particles thing adsorbent is mixed with fuel and allows both in burning Indoor Combustion；(5) reacted a part of absorbent powder is separated and trapped after discharging combustion chamber with flue gas by deduster.This method is by appropriate amount of fluid adsorbent is added in fuel or combustion chamber, effectively reducing the generation of the acidic gaseous pollutant such as fine particle, gaseous state heavy metal and SOx, HCl in combustion process.
Description
Technical field
The invention belongs to combustion product gases purification treatment technology field, suppress thin in combustion chamber more particularly, to one kind
The method of grain thing generation.
Background technology
A large amount of particulate matters and heavy metal of combustion of fossil fuel discharge, induce severe haze weather, to environment and people
Class health constitutes a serious threat, and realizes that Combustion Source fine particle emission reduction is extremely urgent.Applicable industry boiler, station boiler etc. burn
Based on electric precipitation, dust settling pocket technique, overall efficiency of dust collection reaches more than 98% to the dedusting technology of equipment application.But flue gas is removed
Dirt technology is difficult to fine particle and superfine particulate matter economical, that effectively trap small particle.Therefore, researcher is based on particulate matter
Generating process proposes " in burning " the particulate matter emission-reduction technology by adding Capture by Sorbents particulate matter presoma to combustion chamber,
It is used to supplement, strengthen or substitute existing dedusting technology.
Efficient, the wieldy particulate matter adsorbent of exploitation is the premise of the technology large-scale commercial applications application.Utah, U.S.A
University Wendt etc. (2000) researchs point out that kaolin powder can capture the alkali metal and heavy metal steaming formed in combustion process
Gas, can be used as particulate matter adsorbent.Central Japan university and the Chinese Central China University of Science and Technology etc. are proposed based on kaolin and lime
The technology of the particulate matter adsorbent of stone, meanwhile, Zhao is long to be waited (2010), bends into sharp etc. (2006) research and propose several Fe then
The control method of base, Mn bases and Ba bases solid absorbent to coal-fired superfine particulate matters.However, the above-mentioned particulate matter absorption researched and developed
Agent is solid powder, have that efficiency and utilization rate are low, store and transport it is difficult, there is secondary dust pollution etc. using process and lack
Point, it is impossible to meet commercial Application requirement.Meanwhile, above-mentioned adsorbent is non-combustible mineral, and its addition may influence fuel combustion,
It is not suitable for grey, fire retardant fuel high.
The content of the invention
For the disadvantages described above or Improvement requirement of prior art, fine particle in combustion chamber is suppressed the invention provides one kind
The method of generation, is mixed with fuel using the liquid absorbent being made, burnt, by adsorbent in a combustion chamber with particulate matter before
The reaction of body is driven, the particulate matter and heavy metals emission of Combustion Source is reduced.
To achieve the above object, it is proposed, according to the invention, there is provided in a kind of suppression combustion chamber fine particle generation method, its
It is characterised by, comprises the following steps：
(1) take Organic Alcohol add reactor in；
(2) Organic Alcohol is stirred at a temperature of 15 DEG C~35 DEG C and to reactor in add titanate esters and catalyst fully anti-
Should, wherein titanate esters and the mol ratio of Organic Alcohol are 0.1：1~0.5：1, catalyst is 0.01 with the mol ratio of Organic Alcohol：1~
0.1：1；
(3) continue, to adding stabilizer fully to react in reactor, to obtain liquid particles thing adsorbent in stirring；
(4) aforesaid liquid particulate matter adsorbent is mixed with fuel and allows both in burning Indoor Combustion, wherein liquid
Particulate matter adsorbent is 1 with quality of fuel ratio：20~1：2000, then liquid particles thing adsorbent and Combustion Source particulate matter forerunner
Precursor reactant, so as to reduce the generation of Combustion Source particulate matter presoma；
(5) reacted a part of absorbent powder is separated and trapped after discharging combustion chamber with flue gas by deduster.
Preferably, the Organic Alcohol is methyl alcohol, ethanol, propyl alcohol or ethylene glycol.
Preferably, the Organic Alcohol is ethanol.
Preferably, the titanate esters are one or more in butyl titanate, metatitanic acid methyl esters, tetraethyl titanate, titanium propanolate.
Preferably, the titanate esters are butyl titanate.
Preferably, the catalyst is the one kind or many in hydrochloric acid, sulfuric acid, nitric acid, hydrofluoric acid, formic acid, acetic acid, citric acid
Kind.
Preferably, the catalyst is acetic acid.
Preferably, the stabilizer is solution that nitric acid, second alcohol and water are collectively forming and molar ratio is nitric acid：Second
Alcohol：Water=(0.5~1)：(5~10)：1, or the solution that is collectively forming for hydrochloric acid, second alcohol and water and molar ratio is nitre
Acid：Ethanol：Water=(0.5~1)：(5~10)：1.
Preferably, the adsorbent mixes before combustion chamber is entered with fuel, or is individually injected into combustion chamber, in combustion
Interior is burnt to mix with fuel.
Preferably, the Combustion Source particulate matter presoma is alkali metal, heavy metallic mineral steam or acid mineral steam.
In general, by the contemplated above technical scheme of the present invention compared with prior art, can obtain down and show
Beneficial effect：
(1) this method is effectively thin in reduction combustion process by appropriate amount of fluid adsorbent is added in fuel or combustion chamber
The generation of the acidic gaseous pollutant such as particulate matter, gaseous state heavy metal and SOx, HCl, while inactivate adsorbent can be removed by downstream
Separation removal during dirt, finally realizes the emission reduction of fine particle and gaseous state heavy metal；
(2) adsorbent described in this method is liquid, simply clever with addition manner compared with Conventional solid powder sorbent
It is living, the advantages of storing, transport and use process no dust pollution, preparation process is simple；
(3) adsorbent described in this method be organic matter, more than 600 DEG C can ignition, with general inorganic adsorbent phase
Than having the advantages that suitable for the fire retardant fuel such as ash high and promoting it to catch fire；
(4) this method can be widely applied to the layer combustion as fuel with coal, biomass, solid waste, oil, natural gas etc.
The fine particle of the difference Combustion Source such as stove, room burner, fluid bed furnace, cyclone furnace and Civil energy-saving cooking stove and heavy metals emission control,
Strong applicability, has wide range of applications, with economic worth higher.
Brief description of the drawings
Fig. 1 is the equipment schematic diagram for realizing this method.
Specific embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, it is right below in conjunction with drawings and Examples
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.As long as additionally, technical characteristic involved in invention described below each implementation method
Not constituting conflict each other can just be mutually combined.
Embodiment 1
Reference picture 1, the method for fine particle generation, comprises the following steps in a kind of suppression combustion chamber：
(1) 50mL absolute ethyl alcohols 1 are chosen to be placed in reactor 11；Configuration concentration is the butyl titanate solution 2 of 4M, 1M acetic acid
Solution 3, HNO3(the HNO of-ethanol-water solution 43/ absolute ethyl alcohol/H2O=0.5/10/1 it is) standby；Wherein, reactor 11 is placed in water-bath
Heated in device 7, reflux 8, agitating device 9 and thermometer 10 are additionally provided with reactor 11；
(2) in 20 DEG C, intense agitation, butyl titanate is added dropwise in absolute ethyl alcohol 1, makes butyl titanate and absolute ethyl alcohol 1
Mol ratio be 0.1：1；
(3) in 20 DEG C, intense agitation, continue that acetum is added dropwise, make the acetic acid be with the mol ratio of absolute ethyl alcohol 1
0.01：1；
(4) in intense agitation, continue dropwise addition nitric acid-ethanol-water solution and fully react, adsorbent solution 5 is obtained；
(5) aforesaid liquid adsorbent is sprayed into coal dust 6, is thoroughly mixed uniformly, addition mass ratio is adsorbent/coal
Powder=1/2000；
(6) burnt above-mentioned (1500 DEG C) in combustion chamber 12, collect burning using low pressure particle sampling instrument (LPI) and produce
Raw particulate matter, and calculate PM1、PM2.5And PM10Mass concentration；Particle is collected using bearing type particle sampling instrument (DGI)
Thing simultaneously passes through content of beary metal in micro-wave digestion, ICP-MS test analysis fine particles, is used to characterize gaseous state heavy metals emission journey
Degree；
(7) reacted a part of absorbent powder is separated and caught after discharging combustion chamber 12 with flue gas by deduster 13
Collection, then tail gas is discharged through chimney 14 again.
Result shows that under these experimental conditions, liquid absorbent can substantially reduce fine particle PM2.5, its mass concentration
Reduce by 15%.Meanwhile, as a result showing that the adsorbent reduces to the control effect of particulate matter and increases with particle size, it is to super
Fine particle PM0.3Emission reduction effect be up to 23%.This is mainly due to liquid absorbent is coated on pulverized coal particle surface.In coal
In powder particles combustion process, sorbent combustion forms TiO2/ titanate active material, and coal dust firing produce alkali metal (Na,
K, Ca) particulate matter such as steam and S, Cl presoma spreads to coal/Jiao's extra-granular.Mineral steam is when through active material layer
Fixed by reaction, and then reduce the process that mineral steam homogeneous nucleation generates fine particle, it is special so as to reduce fine particle
It is the growing amount of superfine particulate matter.Meanwhile, as a result show, add fine particle PM after adsorbent2.5The heavy metals such as middle As, Cd, Pb
Concentration reduction by 17~26%, shows that the adsorbent can be while capture fixed heavy metal, reduction heavy metal is with gaseous state or fine particle
Form is discharged.
Table 1 is produce the mass concentration of particulate matter to contrast before and after adsorbent to be added in coal dust in embodiment 1.
The mass concentration of table 1 contrasts (mg/Nm3)
| Particulate matter | When being added without adsorbent | During adding liquid adsorbent |
| PM0.3 | 9.74 | 7.50 |
| PM2.5 | 135.8 | 115.4 |
Embodiment 2
Reference picture 1, the method for fine particle generation, comprises the following steps in a kind of suppression combustion chamber：
(1) 50mL absolute ethyl alcohols 1 are chosen to be placed in reactor 11；Configuration concentration is the butyl titanate solution 2 of 4M, 1M acetic acid
Solution 3, HNO3(the HNO of-ethanol-water solution 43/ absolute ethyl alcohol/H2O=0.5/10/1 it is) standby；Wherein, reactor 11 is placed in water-bath
Heated in device 7, reflux 8, agitating device 9 and thermometer 10 are additionally provided with reactor 11；
(2) in 15 DEG C, intense agitation, butyl titanate is added dropwise in absolute ethyl alcohol 1, makes butyl titanate and absolute ethyl alcohol 1
Mol ratio be 0.5：1；
(3) in 15 DEG C, intense agitation, continue that acetum is added dropwise, make the acetic acid be with the mol ratio of absolute ethyl alcohol 1
0.1：1；
(4) in intense agitation, continue dropwise addition nitric acid-ethanol-water solution and fully react, adsorbent solution 5 is obtained；
(5) aforesaid liquid adsorbent is sprayed into coal dust 6, is thoroughly mixed uniformly, addition mass ratio is adsorbent/coal
Powder=1/20；
(6) burnt above-mentioned (1500 DEG C) in combustion chamber 12, collect burning using low pressure particle sampling instrument (LPI) and produce
Raw particulate matter, and calculate PM1、PM2.5And PM10Mass concentration；Particle is collected using bearing type particle sampling instrument (DGI)
Thing simultaneously passes through content of beary metal in micro-wave digestion, ICP-MS test analysis fine particles, is used to characterize gaseous state heavy metals emission journey
Degree；
(7) reacted a part of absorbent powder is separated and caught after discharging combustion chamber 12 with flue gas by deduster 13
Collection, then tail gas is discharged through chimney 14 again.
Result shows that under these experimental conditions, liquid absorbent can substantially reduce fine particle PM2.5, its mass concentration
Reduce by 55%.Meanwhile, as a result showing that the adsorbent reduces to the control effect of particulate matter and increases with particle size, it is to super
Fine particle PM0.3Emission reduction effect be up to 63%.This is mainly due to liquid absorbent is coated on pulverized coal particle surface.In coal
In powder particles combustion process, sorbent combustion forms TiO2/ titanate active material, and coal dust firing produce alkali metal (Na,
K, Ca) particulate matter such as steam and S, Cl presoma spreads to coal/Jiao's extra-granular.Mineral steam is when through active material layer
Fixed by reaction, and then reduce the process that mineral steam homogeneous nucleation generates fine particle, it is special so as to reduce fine particle
It is the growing amount of superfine particulate matter.Meanwhile, as a result show, add fine particle PM after adsorbent2.5The heavy metals such as middle As, Cd, Pb
Concentration reduction by 27~36%, shows that the adsorbent can be while capture fixed heavy metal, reduction heavy metal is with gaseous state or fine particle
Form is discharged.
Table 2 is produce the mass concentration of particulate matter to contrast before and after adsorbent to be added in coal dust in embodiment 2.
The mass concentration of table 2 contrasts (mg/Nm3)
| Particulate matter | When being added without adsorbent | During adding liquid adsorbent |
| PM0.3 | 9.74 | 3.60 |
| PM2.5 | 135.8 | 61.1 |
Embodiment 3
Reference picture 1, the method for fine particle generation, comprises the following steps in a kind of suppression combustion chamber：
(1) 50mL absolute ethyl alcohols 1 are chosen to be placed in reactor 11；Configuration concentration is the butyl titanate solution 2 of 4M, 1M acetic acid
Solution 3, HNO3(the HNO of-ethanol-water solution 43/ absolute ethyl alcohol/H2O=0.5/10/1 it is) standby；Wherein, reactor 11 is placed in water-bath
Heated in device 7, reflux 8, agitating device 9 and thermometer 10 are additionally provided with reactor 11；
(2) in 30 DEG C, intense agitation, butyl titanate is added dropwise in absolute ethyl alcohol 1, makes butyl titanate and absolute ethyl alcohol 1
Mol ratio be 0.4：1；
(3) in 30 DEG C, intense agitation, continue that acetum is added dropwise, make the acetic acid be with the mol ratio of absolute ethyl alcohol 1
0.12：1；
(4) in intense agitation, continue dropwise addition nitric acid-ethanol-water solution and fully react, adsorbent solution 5 is obtained；
(5) aforesaid liquid adsorbent is sprayed into coal dust 6, is thoroughly mixed uniformly, addition mass ratio is adsorbent/coal
Powder=1/100；
(6) burnt above-mentioned (1500 DEG C) in combustion chamber 12, collect burning using low pressure particle sampling instrument (LPI) and produce
Raw particulate matter, and calculate PM1、PM2.5And PM10Mass concentration；Particle is collected using bearing type particle sampling instrument (DGI)
Thing simultaneously passes through content of beary metal in micro-wave digestion, ICP-MS test analysis fine particles, is used to characterize gaseous state heavy metals emission journey
Degree；
(7) reacted a part of absorbent powder is separated and caught after discharging combustion chamber 12 with flue gas by deduster 13
Collection, then tail gas is discharged through chimney 14 again.
Result shows that under these experimental conditions, liquid absorbent can substantially reduce fine particle PM2.5, its mass concentration
Reduce by 35%.Meanwhile, as a result showing that the adsorbent reduces to the control effect of particulate matter and increases with particle size, it is to super
Fine particle PM0.3Emission reduction effect be up to 44%.This is mainly due to liquid absorbent is coated on pulverized coal particle surface.In coal
In powder particles combustion process, sorbent combustion forms TiO2/ titanate active material, and coal dust firing produce alkali metal (Na,
K, Ca) particulate matter such as steam and S, Cl presoma spreads to coal/Jiao's extra-granular.Mineral steam is when through active material layer
Fixed by reaction, and then reduce the process that mineral steam homogeneous nucleation generates fine particle, it is special so as to reduce fine particle
It is the growing amount of superfine particulate matter.Meanwhile, as a result show, add fine particle PM after adsorbent2.5The heavy metals such as middle As, Cd, Pb
Concentration reduction by 33~36%, shows that the adsorbent can be while capture fixed heavy metal, reduction heavy metal is with gaseous state or fine particle
Form is discharged.
Table 3 is produce the mass concentration of particulate matter to contrast before and after adsorbent to be added in coal dust in embodiment 3.
The mass concentration of table 3 contrasts (mg/Nm3)
| Particulate matter | When being added without adsorbent | During adding liquid adsorbent |
| PM0.3 | 9.74 | 5.45 |
| PM2.5 | 135.8 | 88.27 |
As it will be easily appreciated by one skilled in the art that the foregoing is only presently preferred embodiments of the present invention, it is not used to
The limitation present invention, all any modification, equivalent and improvement made within the spirit and principles in the present invention etc., all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of method that fine particle is generated in suppression combustion chamber, it is characterised in that comprise the following steps：
(1) take Organic Alcohol add reactor in；
(2) Organic Alcohol is stirred at a temperature of 15 DEG C~35 DEG C and to reactor in add titanate esters and catalyst fully to react, its
Middle titanate esters are 0.1 with the mol ratio of Organic Alcohol：1~0.5：1, catalyst is 0.01 with the mol ratio of Organic Alcohol：1~0.1：1；
(3) continue, to adding stabilizer fully to react in reactor, to obtain liquid particles thing adsorbent in stirring；
(4) aforesaid liquid particulate matter adsorbent is mixed with fuel and allows both in burning Indoor Combustion, wherein liquid particles
Thing adsorbent is 1 with quality of fuel ratio：20~1：2000, then liquid particles thing adsorbent is anti-with Combustion Source particulate matter presoma
Should, so as to reduce the generation of Combustion Source particulate matter presoma；
(5) reacted a part of absorbent powder is separated and trapped after discharging combustion chamber with flue gas by deduster.
2. method according to claim 1, it is characterised in that the Organic Alcohol is methyl alcohol, ethanol, propyl alcohol or ethylene glycol.
3. method according to claim 1, it is characterised in that the Organic Alcohol is ethanol.
4. method according to claim 1, it is characterised in that the titanate esters are butyl titanate, metatitanic acid methyl esters, metatitanic acid second
One or more in ester, titanium propanolate.
5. method according to claim 1, it is characterised in that the titanate esters are butyl titanate.
6. method according to claim 1, it is characterised in that the catalyst is hydrochloric acid, sulfuric acid, nitric acid, hydrofluoric acid, first
One or more in acid, acetic acid, citric acid.
7. method according to claim 1, it is characterised in that the catalyst is acetic acid.
8. method according to claim 1, it is characterised in that the stabilizer is that nitric acid, second alcohol and water are collectively forming
Solution and molar ratio are nitric acid：Ethanol：Water=(0.5~1)：(5~10)：1, or be hydrochloric acid, the common shape of second alcohol and water
Into solution and molar ratio be nitric acid：Ethanol：Water=(0.5~1)：(5~10)：1.
9. method according to claim 1, it is characterised in that the adsorbent mixes before combustion chamber is entered with fuel,
Or be individually injected into combustion chamber, mixing with fuel in combustion chamber.
10. method according to claim 1, it is characterised in that the Combustion Source particulate matter presoma is alkali metal, a huge sum of money
Category mineral steam or acid mineral steam.
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| CN201710068188.7A CN106929120A (en) | 2017-02-08 | 2017-02-08 | A kind of method of fine particle generation in suppression combustion chamber |
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| CN201710068188.7A CN106929120A (en) | 2017-02-08 | 2017-02-08 | A kind of method of fine particle generation in suppression combustion chamber |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399339A (en) * | 2014-12-12 | 2015-03-11 | 广东电网有限责任公司电力科学研究院 | Ultrafine particle based on high-temperature-resistance titanium-based adsorbent and heavy-metal combined removal method |
| CN105219476A (en) * | 2015-11-04 | 2016-01-06 | 广东电网有限责任公司电力科学研究院 | Based on the coal-fired superfine particulate matters control method that pillared method is modified montmorillonite used |
| CN105771949A (en) * | 2016-04-26 | 2016-07-20 | 上海大学 | Method for preparing titanium dioxide nano-semiconductor photocatalysis film |
-
2017
- 2017-02-08 CN CN201710068188.7A patent/CN106929120A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104399339A (en) * | 2014-12-12 | 2015-03-11 | 广东电网有限责任公司电力科学研究院 | Ultrafine particle based on high-temperature-resistance titanium-based adsorbent and heavy-metal combined removal method |
| CN105219476A (en) * | 2015-11-04 | 2016-01-06 | 广东电网有限责任公司电力科学研究院 | Based on the coal-fired superfine particulate matters control method that pillared method is modified montmorillonite used |
| CN105771949A (en) * | 2016-04-26 | 2016-07-20 | 上海大学 | Method for preparing titanium dioxide nano-semiconductor photocatalysis film |
Non-Patent Citations (1)
| Title |
|---|
| 任达森: "《新型光催化材料 纳米二氧化钛》", 30 June 2006, 贵州人民出版社 * |
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Application publication date: 20170707 |