CN107473220A - It is a kind of to utilize the method for activating converter producing activated material - Google Patents
It is a kind of to utilize the method for activating converter producing activated material Download PDFInfo
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- CN107473220A CN107473220A CN201710869536.0A CN201710869536A CN107473220A CN 107473220 A CN107473220 A CN 107473220A CN 201710869536 A CN201710869536 A CN 201710869536A CN 107473220 A CN107473220 A CN 107473220A
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Abstract
The invention discloses a kind of as follows using the method for activating converter producing activated material, its step：Material enters in material channel from charging aperture to be heated up to activation temperature；Steam enters in material channel from discharge end；Material and countercurrently next steam contact activation, pyrolysis gas is together incorporated into activation converter from the feed end of material channel and is segmented air distribution combustion caused by water-gas caused by material gasification reaction and heating, thermal source need not be additionally provided, waste gas and imperfect combustion volatile matter and water-gas after burning enter incinerator from the escape pipe of discharge end and carry out second-time burning, and caused steam supply activation furnace does activator use after completely burned.The present invention reduces graphitization to form, and material is quickly carried out priming reaction, oxygen or CO when steam in body of heater with not burning2Contact, material activating atmosphere is good, and pore structure is good；Heat is fully utilized in material channel, activation converter is activated elongated segment, improves the production efficiency of activation converter.
Description
Technical field
The present invention relates to a kind of activated material（Activated carbon or activated coke）Production method, more particularly to a kind of turned using activation
The method that stove produces activated material.
Background technology
Activation is one of important procedure during production activated carbon, and the process is that raw material is heated to activation temperature and added
A certain amount of activator activates to obtain the flourishing carbon material-activated carbon of hole.
The activating process equipment of production activated carbon mainly has internal heat type and external-heat at present, what most of enterprise still used
It is internal heat type process equipment, this process equipment has many problems in actual production：As internal heat type activating process equipment needs
Oxygen is passed through burner hearth to ensure fire box temperature, charcoal substratess material also contacts generation play with oxygen at high operating temperatures in burner hearth
Strong oxidation reaction, charcoal substratess material will be ablated, and the activated good hole in part and charcoal base skeleton can be burnt by oxygen and break
Split, pore structure is destroyed, and the intensity of carbon based material is also destroyed, so as to which the index of final products, intensity be greatly reduced and obtain
Rate, therefore, existing internal heat type activating process equipment are not suitable for producing high quality active carbon, and the technological process of internal heat type
Seriously polluted, security performance extreme difference, raw material loss is big, is not suitable with large-scale production, has not adapted to activated carbon and quickly sent out
Exhibition and customer demand.
External-heat activation converter makes carbon based material only and activator and its volatile matter and priming reaction of pyrolysis generation water coal
Gas contacts, and does not have ablated destruction with high-temp waste gas, naked light and air contact, carbon based material, and its activation phenomenon is more pure,
Its final products pore structure is flourishing, intensity is good, yield is high；These features cause external-heat activation converter to turn into the trend of development
And direction.
Published external-heat activation converter is largely activator at present（Steam or carbon dioxide etc.）With material Tongfang
To flowing, material heats up together at heating end and activator, and programming rate is slow, and material easily forms carbonization structure, enters material
After entering activation temperature, the more difficult carry out priming reaction of carbon material of part carbonization structure, and enter in material comparatively ideal
When in activation temperature section, material and steam, water-gas and volatile matter gas contact, vapor partial pressure is low, is unfavorable for the production of activation
Technological requirement, the final products also more difficult requirement for meeting its pore structure, can not realize and produce comparatively ideal activated carbon product.
Therefore, external-heat activation converter needs a kind of rational activating process to go to produce activated carbon, but has no report in the prior art.
The content of the invention
To solve problems of the prior art, lived it is an object of the invention to provide one kind using converter producing is activated
The method of property material, 750 DEG C~1300 DEG C are heated to mainly for the production of the raw material such as ature of coal, wooden, pitch, resin and its carbonized material
Interior addition activator activates to obtain the device and method of high quality active carbon.
To achieve the above object, the method taken of the present invention is：It is a kind of to utilize the method for activating converter producing activated material,
Its step is as follows：
Material enters in material channel from charging aperture to be heated up to activation temperature；Steam enters material channel from discharge end
It is interior；Material and adverse current and come steam contact activation, water-gas caused by material gasification reaction and heating caused by pyrolysis gas
Together it is incorporated into from the feed end of material channel in activation converter and is segmented air distribution combustion, without being additionally provided thermal source, after burning
Waste gas and imperfect combustion volatile matter and water-gas enter incinerator from the escape pipe of discharge end and carry out second-time burning, completely combustion
Caused steam supply activation furnace does activator use after burning.
Further, distance in pipe is referred in the material channel, distance in shell is referred in the body of heater.
Further, the activation converter is higher than the inclination of discharge end with feed end using the activation converter of external-heat multitube
Install in direction.
Further, the raw material granularity scope is arranged on 1mm~30mm.
Further, the raw material refers to ature of coal carbonized material, wooden carbonized material, shell carbonized material, resin carbonized material, pitch
One kind of carbonized material, carbonized material for producing activated carbon or adsorbent.
Advantage is the present invention compared with prior art：
1st, in material channel（Tube side）High-temperature water gas adverse current flows to feed end, and heating thing is contacted with the low-temperature material of feed end
Material, accelerate the programming rate of material, the graphitization for reducing material is formed, make material rapidly enter activation section contacted with activator into
Row priming reaction；
2nd, steam adds from discharge end, and discharge end is barotropic state, and no air enters；Material is in material channel（Tube side）Pass through
Heat radiation heat, not with body of heater（Shell side）Superfluous oxygen or CO during burning2Contact；In material channel（Tube side）Material is gentle
Body adverse current, volatile matter gas caused by material heating are discharged in heat temperature raising section almost all, will not enter activation section, material exists
Activation section only contacts with steam and water-gas, and vapor partial pressure is high, and material activating atmosphere is good, and pore structure is good；
3rd, steam enters in material channel from discharge end（Tube side）, the high-temperature material contact of steam and discharge end, steam heating speed
Degree is fast, and material is discharged by cooling, and oxidation ablation is not easy less than the ignition point of material, surface of material when material is discharged；Lead in material
In road（Tube side）High-temperature water gas adverse current flows to feed end, contacts heated material with the low-temperature material of feed end, accelerates material
Programming rate, and provide heat for material heating；Fugitive constituent gas caused by water-gas and heated material and directly from charging
End is incorporated into inside burner hearth, is burnt with oxygen, there is provided required most heat during material activating；In material channel（Tube side）Material
The heat of heat and reacting gas is fully utilized, and activation converter is activated elongated segment, improves the production efficiency of activation converter.
Brief description of the drawings
The present invention is further elaborated with reference to the accompanying drawings and examples.
Fig. 1 is the process chart of the present invention.
Embodiment
As shown in Figure 1 is a kind of as follows using the method for activating converter producing activated material, its step：
Material enters in material channel from charging aperture to be heated up to activation temperature；Steam enters material channel from discharge end
It is interior；Material and adverse current and come steam contact activation, water-gas caused by material gasification reaction and heating caused by pyrolysis gas
Together it is incorporated into from the feed end of material channel in activation converter and is segmented air distribution combustion, without being additionally provided thermal source, after burning
Waste gas and imperfect combustion volatile matter and water-gas enter incinerator from the escape pipe of discharge end and carry out second-time burning, completely combustion
Caused steam supply activation furnace does activator use after burning.
Distance in pipe is referred in wherein described material channel, distance in shell is referred in the body of heater.
The activation converter is installed using the activation converter of external-heat multitube with incline direction of the feed end higher than discharge end.
The raw material granularity scope is arranged on 1mm~30mm.
The raw material refers to ature of coal carbonized material, wooden carbonized material, shell carbonized material, resin carbonized material, pitch carbonized material, use
In one kind of production activated carbon or the carbonized material of adsorbent.
Material enters in feeding warehouse through charging aperture, and the material that activation furnace body is sent to by the screw feeder plate of feeding warehouse leads to
In road（Tube side）, the gradient and rotation by body of heater, material from charging aperture to discharging opening direction move；
Material, which first passes around, is heated to 750~1300 DEG C, into activation section, material through shed with adverse current and come steam send out
Raw water gas reaction, each material with the abundant haptoreaction of steam；
In this process, activation furnace is added by burning high temperature heat radiation material channel caused by water-gas and volatile matter gas
Thermal material makes material carry out heating activation, is most discharged afterwards through discharging opening.
Steam enters material channel from discharge end, with material reverse flow in material channel, is thrown in activation section by flight
The material and steam haptoreaction spilt produces water-gas, water-gas and steam counter-flow and flowed to feed end；
The volatile matter gas that material separates out while being heated together flows with water-gas adverse current to feed end；
Water-gas and volatile matter back flow of gas are incorporated into body of heater from feed end（Shell side）Air distribution is segmented to burn；High-temp waste gas is from entering
Material end flows to discharge end,
Not sufficiently combusted mix waste gas is discharged from the escape pipe of activation furnace discharge end, is incorporated into secondary air distribution combustion in incinerator
Burn, the high-temp waste gas after completely burned is incorporated into waste heat boiler and heated, and caused steam uses for activation section；
By above-mentioned technological design, compared with prior art, there is advantages below：
1st, in material channel（Tube side）High-temperature water gas adverse current flows to feed end, and heating thing is contacted with the low-temperature material of feed end
Material, accelerate the programming rate of material, the graphitization for reducing material is formed, make material rapidly enter activation section contacted with activator into
Row priming reaction；
2nd, steam adds from discharge end, and discharge end is barotropic state, and no air enters；Material is in material channel（Tube side）Pass through
Heat radiation heat, not with body of heater（Shell side）Superfluous oxygen or CO during burning2Contact；In material channel（Tube side）Material is gentle
Body adverse current, volatile matter gas caused by material heating are discharged in heat temperature raising section almost all, will not enter activation section, material exists
Activation section only contacts with steam and water-gas, and vapor partial pressure is high, and material activating atmosphere is good, and pore structure is good；
3rd, steam enters in material channel from discharge end（Tube side）, the high-temperature material contact of steam and discharge end, steam heating speed
Degree is fast, and material is discharged by cooling, and oxidation ablation is not easy less than the ignition point of material, surface of material when material is discharged；Lead in material
In road（Tube side）High-temperature water gas adverse current flows to feed end, contacts heated material with the low-temperature material of feed end, accelerates material
Programming rate, and provide heat for material heating；Fugitive constituent gas caused by water-gas and heated material and directly from charging
End is incorporated into inside burner hearth, is burnt with oxygen, there is provided required most heat during material activating；In material channel（Tube side）Material
The heat of heat and reacting gas is fully utilized, and activation converter is activated elongated segment, improves the production efficiency of activation converter.
Claims (6)
1. a kind of utilize the method for activating converter producing activated material, it is characterised in that step is as follows：Material enters thing from charging aperture
It is heated up in material passage to activation temperature；Steam enters in material channel from discharge end；Material and countercurrently next steam
Pyrolysis gas caused by contact activation, water-gas caused by material gasification reaction and heating together draws from the feed end of material channel
Enter and be segmented air distribution combustion into activation converter, without being additionally provided thermal source, waste gas and imperfect combustion volatile matter after burning
Enter incinerator from the escape pipe of discharge end with water-gas and carry out second-time burning, caused steam supplies activation furnace after completely burned
Do activator use.
2. according to claim 1 utilize the method for activating converter producing activated material, it is characterised in that：Activation temperature 750
~1300 DEG C.
3. according to claim 1 utilize the method for activating converter producing activated material, it is characterised in that：The activation converter
Converter is activated using external-heat, the incline direction of discharge end is higher than with feed end.
4. according to claim 1 utilize the method for activating converter producing activated material, it is characterised in that：The material channel
Distance in pipe is inside referred to, distance in shell is referred in the body of heater.
5. according to claim 1 utilize the method for activating converter producing activated material, it is characterised in that：The raw material granularity
Scope is arranged on 1~30mm.
6. according to claim 1 utilize the method for activating converter producing activated material, it is characterised in that：The raw material refers to
Ature of coal carbonized material, wooden carbonized material, shell carbonized material, resin carbonized material, pitch carbonized material, for producing activated carbon or adsorbent
Carbonized material one kind.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710869536.0A CN107473220B (en) | 2017-09-23 | 2017-09-23 | Method for producing activated material by using activation converter |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710869536.0A CN107473220B (en) | 2017-09-23 | 2017-09-23 | Method for producing activated material by using activation converter |
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| CN107473220A true CN107473220A (en) | 2017-12-15 |
| CN107473220B CN107473220B (en) | 2020-06-30 |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107539988A (en) * | 2017-09-21 | 2018-01-05 | 南京林业大学 | A kind of method of ature of coal particle gasifying electricity generation or heat supply co-producing active carbon |
| CN110606484A (en) * | 2019-10-17 | 2019-12-24 | 淮北中清环保科技有限公司 | Method for producing desulfurization and denitrification carbon |
| CN110844904A (en) * | 2019-12-17 | 2020-02-28 | 黔西南正胤活性炭科技有限公司 | Automatic temperature control activation furnace |
| CN112299415A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN112299414A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN113916926A (en) * | 2021-09-09 | 2022-01-11 | 西安石油大学 | Compact reservoir CO2Method for evaluating pore throat blockage characteristics under action of expelling asphaltene deposition |
| CN113916926B (en) * | 2021-09-09 | 2024-06-07 | 西安石油大学 | Compact reservoir CO2Pore throat blocking characteristic evaluation method under asphaltene deposition driving effect |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201043140Y (en) * | 2007-05-25 | 2008-04-02 | 黑龙江昊诚市政建筑集团有限公司 | Automatic heat supplying integrated rotary kiln for charing and activation |
| CN106587060A (en) * | 2017-01-04 | 2017-04-26 | 席轶 | Externally heated activation converter and method for producing activated carbon through same |
-
2017
- 2017-09-23 CN CN201710869536.0A patent/CN107473220B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201043140Y (en) * | 2007-05-25 | 2008-04-02 | 黑龙江昊诚市政建筑集团有限公司 | Automatic heat supplying integrated rotary kiln for charing and activation |
| CN106587060A (en) * | 2017-01-04 | 2017-04-26 | 席轶 | Externally heated activation converter and method for producing activated carbon through same |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107539988A (en) * | 2017-09-21 | 2018-01-05 | 南京林业大学 | A kind of method of ature of coal particle gasifying electricity generation or heat supply co-producing active carbon |
| CN112299415A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN112299414A (en) * | 2019-08-02 | 2021-02-02 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN112299415B (en) * | 2019-08-02 | 2022-08-16 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN112299414B (en) * | 2019-08-02 | 2022-08-16 | 中冶长天国际工程有限责任公司 | Active carbon apparatus for producing and carbomorphism activation integrative stove thereof |
| CN110606484A (en) * | 2019-10-17 | 2019-12-24 | 淮北中清环保科技有限公司 | Method for producing desulfurization and denitrification carbon |
| CN110844904A (en) * | 2019-12-17 | 2020-02-28 | 黔西南正胤活性炭科技有限公司 | Automatic temperature control activation furnace |
| CN110844904B (en) * | 2019-12-17 | 2023-09-22 | 黔西南正胤活性炭科技有限公司 | Automatic temperature control activation furnace |
| CN113916926A (en) * | 2021-09-09 | 2022-01-11 | 西安石油大学 | Compact reservoir CO2Method for evaluating pore throat blockage characteristics under action of expelling asphaltene deposition |
| CN113916926B (en) * | 2021-09-09 | 2024-06-07 | 西安石油大学 | Compact reservoir CO2Pore throat blocking characteristic evaluation method under asphaltene deposition driving effect |
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| CN107473220B (en) | 2020-06-30 |
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Effective date of registration: 20190627 Address after: 235000 No. 1 # 101, No. 6 Tengfei Road, Pangwang Industrial Park, Duji District, Huaibei City, Anhui Province Applicant after: Huaibei Zhongqing Environmental Protection Technology Co., Ltd. Address before: 235000 Collective Building of Talent Exchange Center No. 42 Huaihai Road, Huaibei City, Anhui Province Applicant before: Xi Die |
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